mirror of
https://git.savannah.gnu.org/git/parallel.git
synced 2024-12-22 20:57:53 +00:00
Released as 20130822 ('Compostela').
This commit is contained in:
parent
26fd31c2de
commit
aaac155ae2
64
NEWS
64
NEWS
|
@ -1,3 +1,67 @@
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20130822
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* A tutorial showing much of GNU Parallel's functionality. Spend an
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hour walking through the tutorial. Your commandline will love you
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for it. man parallel_tutorial
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* --line-buffer will buffer output on line basis. --group keeps the
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output together for a whole job. --ungroup allows output to mixup
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with half a line coming from one job and half a line coming from
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another job. --line-buffer fits between these two; it prints a full
|
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line, but will allow for mixing lines of different jobs.
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|
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* --record-env records all variables and functions set. Useful to
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record the normal environment before using --env _.
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|
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* --env _ exports all functions and variables to the remote server
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except for the ones recorded.
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|
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* New signing key. Due to recommendations from NIST
|
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http://www.keylength.com/en/4/ the signing key was changed from
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1024D/ID:FFFFFFF1 to 9888R/ID:88888888.
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* Agalma: an automated phylogenomics workflow
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http://arxiv.org/pdf/1307.6432
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||||
* Job ad asking for GNU Parallel expertise
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http://seattle.craigslist.org/est/sof/4006079352.html
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* Transient Beowulf Clustering with GNU Parallel and SSHfs
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http://www.reddit.com/r/linux/comments/1ka8mn/transient_beowulf_clustering_with_gnu_parallel/
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* Aligning to unique regions
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http://davetang.org/muse/2013/07/22/aligning-to-unique-regions/
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* Top 10 scripting tricks for basic bioinformatics
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http://students.washington.edu/bowmanjs/wordpress/?p=873
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* Using GNU Parallel to speed up and simplify data analyzes
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http://www.sergeymarkov.com/blog/2013/07/using-gnu-parallel-to-speed-up-and-simplify-data-analyzes/
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* Compression of files in parallel using GNU parallel
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http://codextechnicanum.blogspot.dk/2013/07/compression-of-files-in-parallel-using.html
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* Using GNU Parallel to roll-your-own Map Reduce!
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http://www.rankfocus.com/?p=1
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* Using GNU Parallel with Amazon
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media.amazonwebservices.com/AWS_Amazon_EMR_Best_Practices.pdf
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* Some useful comments on GNU Parallel
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https://news.ycombinator.com/item?id=6209767
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* Using GNU Parallel to count reads mapping to genes for multiple BAMs
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http://drduanehassane.com/blog/sequencing-resources
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* TimeMachineっぽいバックアップスクリプト
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http://rio.tc/2013/07/timemachine-1.html
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* GNU ParallelでAndroid NDKの全バージョンを一括ダウンロード
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http://qiita.com/mazgi/items/b10bf0ff3da2045d19ab
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* Bug fixes and man page updates.
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20130722
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* --round-robin with --pipe will write all blocks to already running
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12
README
12
README
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@ -44,9 +44,9 @@ document.
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Full installation of GNU Parallel is as simple as:
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wget http://ftpmirror.gnu.org/parallel/parallel-20130817.tar.bz2
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bzip2 -dc parallel-20130817.tar.bz2 | tar xvf -
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cd parallel-20130817
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wget http://ftpmirror.gnu.org/parallel/parallel-20130822.tar.bz2
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bzip2 -dc parallel-20130822.tar.bz2 | tar xvf -
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cd parallel-20130822
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./configure && make && make install
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@ -55,9 +55,9 @@ Full installation of GNU Parallel is as simple as:
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If you are not root you can add ~/bin to your path and install in
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~/bin and ~/share:
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wget http://ftpmirror.gnu.org/parallel/parallel-20130817.tar.bz2
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bzip2 -dc parallel-20130817.tar.bz2 | tar xvf -
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cd parallel-20130817
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wget http://ftpmirror.gnu.org/parallel/parallel-20130822.tar.bz2
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bzip2 -dc parallel-20130822.tar.bz2 | tar xvf -
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cd parallel-20130822
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./configure --prefix=$HOME && make && make install
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Or if your system lacks 'make' you can simply copy src/parallel
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20
configure
vendored
20
configure
vendored
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@ -1,6 +1,6 @@
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#! /bin/sh
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# Guess values for system-dependent variables and create Makefiles.
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# Generated by GNU Autoconf 2.68 for parallel 20130817.
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# Generated by GNU Autoconf 2.68 for parallel 20130822.
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#
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# Report bugs to <bug-parallel@gnu.org>.
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#
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@ -559,8 +559,8 @@ MAKEFLAGS=
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# Identity of this package.
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PACKAGE_NAME='parallel'
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PACKAGE_TARNAME='parallel'
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PACKAGE_VERSION='20130817'
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PACKAGE_STRING='parallel 20130817'
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PACKAGE_VERSION='20130822'
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PACKAGE_STRING='parallel 20130822'
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PACKAGE_BUGREPORT='bug-parallel@gnu.org'
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PACKAGE_URL=''
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@ -1176,7 +1176,7 @@ if test "$ac_init_help" = "long"; then
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# Omit some internal or obsolete options to make the list less imposing.
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# This message is too long to be a string in the A/UX 3.1 sh.
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cat <<_ACEOF
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\`configure' configures parallel 20130817 to adapt to many kinds of systems.
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\`configure' configures parallel 20130822 to adapt to many kinds of systems.
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Usage: $0 [OPTION]... [VAR=VALUE]...
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@ -1242,7 +1242,7 @@ fi
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if test -n "$ac_init_help"; then
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case $ac_init_help in
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short | recursive ) echo "Configuration of parallel 20130817:";;
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short | recursive ) echo "Configuration of parallel 20130822:";;
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esac
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cat <<\_ACEOF
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@ -1309,7 +1309,7 @@ fi
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test -n "$ac_init_help" && exit $ac_status
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if $ac_init_version; then
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cat <<\_ACEOF
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parallel configure 20130817
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parallel configure 20130822
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generated by GNU Autoconf 2.68
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Copyright (C) 2010 Free Software Foundation, Inc.
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@ -1326,7 +1326,7 @@ cat >config.log <<_ACEOF
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This file contains any messages produced by compilers while
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running configure, to aid debugging if configure makes a mistake.
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It was created by parallel $as_me 20130817, which was
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It was created by parallel $as_me 20130822, which was
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generated by GNU Autoconf 2.68. Invocation command line was
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|
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$ $0 $@
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|
@ -2141,7 +2141,7 @@ fi
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# Define the identity of the package.
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PACKAGE='parallel'
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VERSION='20130817'
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VERSION='20130822'
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cat >>confdefs.h <<_ACEOF
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@ -2704,7 +2704,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
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# report actual input values of CONFIG_FILES etc. instead of their
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# values after options handling.
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ac_log="
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This file was extended by parallel $as_me 20130817, which was
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This file was extended by parallel $as_me 20130822, which was
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generated by GNU Autoconf 2.68. Invocation command line was
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CONFIG_FILES = $CONFIG_FILES
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|
@ -2766,7 +2766,7 @@ _ACEOF
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cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
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ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
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ac_cs_version="\\
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parallel config.status 20130817
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parallel config.status 20130822
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configured by $0, generated by GNU Autoconf 2.68,
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with options \\"\$ac_cs_config\\"
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|
|
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@ -1,4 +1,4 @@
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AC_INIT([parallel], [20130817], [bug-parallel@gnu.org])
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AC_INIT([parallel], [20130822], [bug-parallel@gnu.org])
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AM_INIT_AUTOMAKE([-Wall -Werror foreign])
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AC_CONFIG_HEADERS([config.h])
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AC_CONFIG_FILES([
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|
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@ -138,6 +138,7 @@ http://www.gnu.org/software/parallel/sem.html
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http://www.gnu.org/software/parallel/niceload.html
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pod2html src/parallel.pod > ../parallel-web/parallel/man.html
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pod2html src/parallel_tutorial.pod > ../parallel-web/parallel/parallel_tutorial.html
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pod2html src/sql > ../parallel-web/parallel/sql.html
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pod2html src/niceload.pod > ../parallel-web/parallel/niceload.html
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pod2html src/sem.pod > ../parallel-web/parallel/sem.html
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|
@ -203,8 +204,27 @@ Subject: GNU Parallel 20130822 ('Compostela') released
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GNU Parallel 20130822 ('Compostela') has been released. It is
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available for download at: http://ftp.gnu.org/gnu/parallel/
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It includes a big code reorganization making this release beta
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quality.
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|
||||
New in this release:
|
||||
|
||||
* A tutorial showing much of GNU Parallel's functionality. Spend an
|
||||
hour walking through the tutorial. Your commandline will love you
|
||||
for it. man parallel_tutorial
|
||||
|
||||
* --line-buffer will buffer output on line basis. --group keeps the
|
||||
output together for a whole job. --ungroup allows output to mixup
|
||||
with half a line coming from one job and half a line coming from
|
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another job. --line-buffer fits between these two; it prints a full
|
||||
line, but will allow for mixing lines of different jobs.
|
||||
|
||||
* --record-env records all variables and functions set. Useful to
|
||||
record the normal environment before using --env _.
|
||||
|
||||
* --env _ exports all functions and variables to the remote server
|
||||
except for the ones recorded.
|
||||
|
||||
* New signing key. Due to recommendations from NIST
|
||||
http://www.keylength.com/en/4/ the signing key was changed from
|
||||
1024D/ID:FFFFFFF1 to 9888R/ID:88888888.
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|
|
|
@ -1,6 +1,6 @@
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Summary: Shell tool for executing jobs in parallel
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Name: parallel
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Version: 20130722
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Version: 20130822
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Release: 1
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License: GPL
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Group: Productivity/File utilities
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@ -24,7 +24,7 @@
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use strict;
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use Getopt::Long;
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$Global::progname="niceload";
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$Global::version = 20130817;
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$Global::version = 20130822;
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Getopt::Long::Configure("bundling","require_order");
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get_options_from_array(\@ARGV) || die_usage();
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if($opt::version) {
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47
src/parallel
47
src/parallel
|
@ -266,22 +266,33 @@ if($opt::nonall or $opt::onall) {
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$Global::JobQueue = JobQueue->new(
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$command,\@fhlist,$Global::ContextReplace,$number_of_args,\@Global::ret_files);
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if($opt::pipe and @opt::a) {
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# Disabled for now
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# ... | parallel --pipe cmd ::: arg1 arg2
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# The command to run is:
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# tee >((cmd arg1) >/tmp/tmp1 2>/tmp/err1) >((cmd arg2) >/tmp/tmp2 2>/tmp/err2) >/dev/null
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my @jobs;
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# Get all jobs
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my $sshlogin = SSHLogin->new(":");
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while(not $Global::JobQueue->empty()) {
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push @jobs, $Global::JobQueue->get();
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my $job = $Global::JobQueue->get();
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$job->openoutputfiles(); # Do not delete
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$job->set_virgin(0);
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$job->set_sshlogin($sshlogin);
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push @jobs, $job;
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}
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$command = "tee ".join("",map {">((".$_->replaced().") >/tmp/tmp) "} @jobs)
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@Global::tee_jobs = @jobs;
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$command = "tee".join("",map {" >((".$_->replaced().")".
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" >".$_->fd_file_name(1).
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" 2>".$_->fd_file_name(2).")" } @jobs)
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." >/dev/null";
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$Global::JobQueue = JobQueue->new(
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$command,\@fhlist,$Global::ContextReplace,$number_of_args,\@Global::ret_files);
|
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#print ::my_dump($jobs[0]);
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#print ::my_dump($Global::JobQueue);
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$Global::JobQueue->{'commandlinequeue'}->{'arg_queue'}->unget([Arg->new("")]);
|
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#my $cmd = $Global::JobQueue->get();
|
||||
#print ::my_dump($cmd);
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}
|
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|
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|
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if($opt::eta) {
|
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# Count the number of jobs before starting any
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$Global::JobQueue->total_jobs();
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|
@ -304,6 +315,14 @@ if($opt::pipe) {
|
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drain_job_queue();
|
||||
::debug("Done draining\n");
|
||||
reaper();
|
||||
if($opt::pipe and @opt::a) {
|
||||
for my $job (@Global::tee_jobs) {
|
||||
unlink $job->fd_file_name(2);
|
||||
$job->set_fd_file_name(2,"");
|
||||
$job->print();
|
||||
unlink $job->fd_file_name(1);
|
||||
}
|
||||
}
|
||||
cleanup();
|
||||
if($Global::semaphore) {
|
||||
$sem->release();
|
||||
|
@ -746,7 +765,7 @@ sub get_options_from_array {
|
|||
sub parse_options {
|
||||
# Returns: N/A
|
||||
# Defaults:
|
||||
$Global::version = 20130819;
|
||||
$Global::version = 20130822;
|
||||
$Global::progname = 'parallel';
|
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$Global::infinity = 2**31;
|
||||
$Global::debug = 0;
|
||||
|
@ -3715,14 +3734,21 @@ sub openoutputfiles {
|
|||
# To group we create temporary files for STDOUT and STDERR
|
||||
# To avoid the cleanup unlink the files immediately (but keep them open)
|
||||
($outfh, $outname) = ::tempfile(SUFFIX => ".par");
|
||||
$opt::files or unlink $outname;
|
||||
($errfh, $errname) = ::tempfile(SUFFIX => ".par");
|
||||
unlink $errname;
|
||||
$errname = "";
|
||||
if(@Global::tee_jobs) {
|
||||
# files must be removed when the tee is done
|
||||
} elsif($opt::files) {
|
||||
# --files => only remove stderr
|
||||
unlink $errname;
|
||||
} else {
|
||||
unlink $outname;
|
||||
unlink $errname;
|
||||
}
|
||||
} else {
|
||||
# --ungroup
|
||||
$outfh = *STDOUT;
|
||||
$errfh = *STDERR;
|
||||
# File name must be empty as it will otherwise be printed
|
||||
$outname = "";
|
||||
$errname = "";
|
||||
}
|
||||
|
@ -4525,7 +4551,9 @@ sub print {
|
|||
}
|
||||
::debug("File descriptor $fdno:");
|
||||
if($opt::files) {
|
||||
$self->fd_file_name($fdno) and print $out_fd $self->fd_file_name($fdno),"\n";
|
||||
if($fdno == 1 and $self->fd_file_name($fdno)) {
|
||||
print $out_fd $self->fd_file_name($fdno),"\n";
|
||||
}
|
||||
} elsif($opt::linebuffer) {
|
||||
# Line buffered print out
|
||||
my $partial = \$self->{'partial_line',$fdno};
|
||||
|
@ -5181,6 +5209,7 @@ sub context_replace_placeholders {
|
|||
# Only one input source: Treat it as a set
|
||||
@argset = [ @args ];
|
||||
} else {
|
||||
# Multiple input sources
|
||||
@argset = @{$self->{'arg_list'}};
|
||||
}
|
||||
# Match -n..-1,1..n where n = max args in a argset
|
||||
|
|
|
@ -430,7 +430,7 @@ occurs as a line of input, the rest of the input is ignored. If
|
|||
neither B<-E> nor B<-e> is used, no end of file string is used.
|
||||
|
||||
|
||||
=item B<--delay> I<secs>
|
||||
=item B<--delay> I<secs> (alpha testing)
|
||||
|
||||
Delay starting next job I<secs> seconds. GNU B<parallel> will pause
|
||||
I<secs> seconds after starting each job. I<secs> can be less than 1
|
||||
|
@ -489,7 +489,7 @@ See also B<--bg>, B<man sem>.
|
|||
Implies B<--semaphore>.
|
||||
|
||||
|
||||
=item B<--filter-hosts> (beta testing)
|
||||
=item B<--filter-hosts> (alpha testing)
|
||||
|
||||
Remove down hosts. For each remote host: check that login through ssh
|
||||
works. If not: do not use this host.
|
||||
|
@ -579,7 +579,7 @@ specified, and for B<-I>{} otherwise. This option is deprecated;
|
|||
use B<-I> instead.
|
||||
|
||||
|
||||
=item B<--joblog> I<logfile>
|
||||
=item B<--joblog> I<logfile> (alpha testing)
|
||||
|
||||
Logfile for executed jobs. Save a list of the executed jobs to
|
||||
I<logfile> in the following TAB separated format: sequence number,
|
||||
|
@ -705,6 +705,17 @@ B<-l 0> is an alias for B<-l 1>.
|
|||
Implies B<-X> unless B<-m>, B<--xargs>, or B<--pipe> is set.
|
||||
|
||||
|
||||
=item B<--line-buffer> (alpha testing)
|
||||
|
||||
Buffer output on line basis. B<--group> will keep the output together
|
||||
for a whole job. B<--ungroup> allows output to mixup with half a line
|
||||
coming from one job and half a line coming from another
|
||||
job. B<--line-buffer> fits between these two: GNU B<parallel> will
|
||||
print a full line, but will allow for mixing lines of different jobs.
|
||||
|
||||
B<--line-buffer> is slower than both B<--group> and B<--ungroup>.
|
||||
|
||||
|
||||
=item B<--load> I<max-load>
|
||||
|
||||
Do not start new jobs on a given computer unless the number of running
|
||||
|
@ -786,19 +797,19 @@ When using B<--group> the output will be grouped by each server, so
|
|||
all the output from one server will be grouped together.
|
||||
|
||||
|
||||
=item B<--output-as-files>
|
||||
=item B<--output-as-files> (alpha testing)
|
||||
|
||||
=item B<--outputasfiles>
|
||||
=item B<--outputasfiles> (alpha testing)
|
||||
|
||||
=item B<--files>
|
||||
=item B<--files> (alpha testing)
|
||||
|
||||
Instead of printing the output to stdout (standard output) the output
|
||||
of each job is saved in a file and the filename is then printed.
|
||||
|
||||
|
||||
=item B<--pipe>
|
||||
=item B<--pipe> (alpha testing)
|
||||
|
||||
=item B<--spreadstdin>
|
||||
=item B<--spreadstdin> (alpha testing)
|
||||
|
||||
Spread input to jobs on stdin (standard input). Read a block of data
|
||||
from stdin (standard input) and give one block of data as input to one
|
||||
|
@ -1004,9 +1015,9 @@ it to the command.
|
|||
Only used with B<--pipe>.
|
||||
|
||||
|
||||
=item B<--results> I<prefix>
|
||||
=item B<--results> I<prefix> (alpha testing)
|
||||
|
||||
=item B<--res> I<prefix>
|
||||
=item B<--res> I<prefix> (alpha testing)
|
||||
|
||||
Save the output into files. The files will be stored in a directory tree
|
||||
rooted at I<prefix>. Within this directory tree, each command will result
|
||||
|
@ -1307,9 +1318,9 @@ B<--sshlogin> is often used with B<--transfer>, B<--return>,
|
|||
B<--cleanup>, and B<--trc>.
|
||||
|
||||
|
||||
=item B<--sshloginfile> I<filename>
|
||||
=item B<--sshloginfile> I<filename> (alpha testing)
|
||||
|
||||
=item B<--slf> I<filename>
|
||||
=item B<--slf> I<filename> (alpha testing)
|
||||
|
||||
File with sshlogins. The file consists of sshlogins on separate
|
||||
lines. Empty lines and lines starting with '#' are ignored. Example:
|
||||
|
@ -1334,6 +1345,9 @@ When using a different ssh program the last argument must be the hostname.
|
|||
|
||||
Multiple B<--sshloginfile> are allowed.
|
||||
|
||||
GNU B<parallel> will first look for the file in current dir; if that
|
||||
fails it look for the file in ~/.parallel.
|
||||
|
||||
The sshloginfile '..' is special, it read sshlogins from
|
||||
~/.parallel/sshloginfile
|
||||
|
||||
|
@ -1398,7 +1412,7 @@ different dir for the files. Setting B<--tmpdir> is equivalent to
|
|||
setting $TMPDIR.
|
||||
|
||||
|
||||
=item B<--timeout> I<val>
|
||||
=item B<--timeout> I<val> (alpha testing)
|
||||
|
||||
Time out for command. If the command runs for longer than I<val>
|
||||
seconds it will get killed with SIGTERM, followed by SIGTERM 200 ms
|
||||
|
@ -1543,9 +1557,9 @@ Use B<-v> B<-v> to print the wrapping ssh command when running remotely.
|
|||
Print the version GNU B<parallel> and exit.
|
||||
|
||||
|
||||
=item B<--workdir> I<mydir>
|
||||
=item B<--workdir> I<mydir> (alpha testing)
|
||||
|
||||
=item B<--wd> I<mydir>
|
||||
=item B<--wd> I<mydir> (alpha testing)
|
||||
|
||||
Files transferred using B<--transfer> and B<--return> will be relative
|
||||
to I<mydir> on remote computers, and the command will be executed in
|
||||
|
@ -1607,7 +1621,7 @@ See also B<-m>.
|
|||
Exit if the size (see the B<-s> option) is exceeded.
|
||||
|
||||
|
||||
=item B<--xapply> (beta testing)
|
||||
=item B<--xapply>
|
||||
|
||||
Read multiple input sources like B<xapply>. If multiple input sources
|
||||
are given, one argument will be read from each of the input
|
||||
|
|
|
@ -456,8 +456,8 @@ Set the end of file string to eof-str. If the end of file string
|
|||
occurs as a line of input, the rest of the input is ignored. If
|
||||
neither @strong{-E} nor @strong{-e} is used, no end of file string is used.
|
||||
|
||||
@item @strong{--delay} @emph{secs}
|
||||
@anchor{@strong{--delay} @emph{secs}}
|
||||
@item @strong{--delay} @emph{secs} (alpha testing)
|
||||
@anchor{@strong{--delay} @emph{secs} (alpha testing)}
|
||||
|
||||
Delay starting next job @emph{secs} seconds. GNU @strong{parallel} will pause
|
||||
@emph{secs} seconds after starting each job. @emph{secs} can be less than 1
|
||||
|
@ -516,8 +516,8 @@ See also @strong{--bg}, @strong{man sem}.
|
|||
|
||||
Implies @strong{--semaphore}.
|
||||
|
||||
@item @strong{--filter-hosts} (beta testing)
|
||||
@anchor{@strong{--filter-hosts} (beta testing)}
|
||||
@item @strong{--filter-hosts} (alpha testing)
|
||||
@anchor{@strong{--filter-hosts} (alpha testing)}
|
||||
|
||||
Remove down hosts. For each remote host: check that login through ssh
|
||||
works. If not: do not use this host.
|
||||
|
@ -611,8 +611,8 @@ This option is a synonym for @strong{-I}@emph{replace-str} if @emph{replace-str}
|
|||
specified, and for @strong{-I}@{@} otherwise. This option is deprecated;
|
||||
use @strong{-I} instead.
|
||||
|
||||
@item @strong{--joblog} @emph{logfile}
|
||||
@anchor{@strong{--joblog} @emph{logfile}}
|
||||
@item @strong{--joblog} @emph{logfile} (alpha testing)
|
||||
@anchor{@strong{--joblog} @emph{logfile} (alpha testing)}
|
||||
|
||||
Logfile for executed jobs. Save a list of the executed jobs to
|
||||
@emph{logfile} in the following TAB separated format: sequence number,
|
||||
|
@ -757,6 +757,17 @@ standard specifies @strong{-L} instead.
|
|||
|
||||
Implies @strong{-X} unless @strong{-m}, @strong{--xargs}, or @strong{--pipe} is set.
|
||||
|
||||
@item @strong{--line-buffer} (alpha testing)
|
||||
@anchor{@strong{--line-buffer} (alpha testing)}
|
||||
|
||||
Buffer output on line basis. @strong{--group} will keep the output together
|
||||
for a whole job. @strong{--ungroup} allows output to mixup with half a line
|
||||
coming from one job and half a line coming from another
|
||||
job. @strong{--line-buffer} fits between these two: GNU @strong{parallel} will
|
||||
print a full line, but will allow for mixing lines of different jobs.
|
||||
|
||||
@strong{--line-buffer} is slower than both @strong{--group} and @strong{--ungroup}.
|
||||
|
||||
@item @strong{--load} @emph{max-load}
|
||||
@anchor{@strong{--load} @emph{max-load}}
|
||||
|
||||
|
@ -839,23 +850,23 @@ adjusts how many computers to log into in parallel.
|
|||
When using @strong{--group} the output will be grouped by each server, so
|
||||
all the output from one server will be grouped together.
|
||||
|
||||
@item @strong{--output-as-files}
|
||||
@anchor{@strong{--output-as-files}}
|
||||
@item @strong{--output-as-files} (alpha testing)
|
||||
@anchor{@strong{--output-as-files} (alpha testing)}
|
||||
|
||||
@item @strong{--outputasfiles}
|
||||
@anchor{@strong{--outputasfiles}}
|
||||
@item @strong{--outputasfiles} (alpha testing)
|
||||
@anchor{@strong{--outputasfiles} (alpha testing)}
|
||||
|
||||
@item @strong{--files}
|
||||
@anchor{@strong{--files}}
|
||||
@item @strong{--files} (alpha testing)
|
||||
@anchor{@strong{--files} (alpha testing)}
|
||||
|
||||
Instead of printing the output to stdout (standard output) the output
|
||||
of each job is saved in a file and the filename is then printed.
|
||||
|
||||
@item @strong{--pipe}
|
||||
@anchor{@strong{--pipe}}
|
||||
@item @strong{--pipe} (alpha testing)
|
||||
@anchor{@strong{--pipe} (alpha testing)}
|
||||
|
||||
@item @strong{--spreadstdin}
|
||||
@anchor{@strong{--spreadstdin}}
|
||||
@item @strong{--spreadstdin} (alpha testing)
|
||||
@anchor{@strong{--spreadstdin} (alpha testing)}
|
||||
|
||||
Spread input to jobs on stdin (standard input). Read a block of data
|
||||
from stdin (standard input) and give one block of data as input to one
|
||||
|
@ -1069,11 +1080,11 @@ it to the command.
|
|||
|
||||
Only used with @strong{--pipe}.
|
||||
|
||||
@item @strong{--results} @emph{prefix}
|
||||
@anchor{@strong{--results} @emph{prefix}}
|
||||
@item @strong{--results} @emph{prefix} (alpha testing)
|
||||
@anchor{@strong{--results} @emph{prefix} (alpha testing)}
|
||||
|
||||
@item @strong{--res} @emph{prefix}
|
||||
@anchor{@strong{--res} @emph{prefix}}
|
||||
@item @strong{--res} @emph{prefix} (alpha testing)
|
||||
@anchor{@strong{--res} @emph{prefix} (alpha testing)}
|
||||
|
||||
Save the output into files. The files will be stored in a directory tree
|
||||
rooted at @emph{prefix}. Within this directory tree, each command will result
|
||||
|
@ -1408,11 +1419,11 @@ The remote host must have GNU @strong{parallel} installed.
|
|||
@strong{--sshlogin} is often used with @strong{--transfer}, @strong{--return},
|
||||
@strong{--cleanup}, and @strong{--trc}.
|
||||
|
||||
@item @strong{--sshloginfile} @emph{filename}
|
||||
@anchor{@strong{--sshloginfile} @emph{filename}}
|
||||
@item @strong{--sshloginfile} @emph{filename} (alpha testing)
|
||||
@anchor{@strong{--sshloginfile} @emph{filename} (alpha testing)}
|
||||
|
||||
@item @strong{--slf} @emph{filename}
|
||||
@anchor{@strong{--slf} @emph{filename}}
|
||||
@item @strong{--slf} @emph{filename} (alpha testing)
|
||||
@anchor{@strong{--slf} @emph{filename} (alpha testing)}
|
||||
|
||||
File with sshlogins. The file consists of sshlogins on separate
|
||||
lines. Empty lines and lines starting with '#' are ignored. Example:
|
||||
|
@ -1439,6 +1450,9 @@ When using a different ssh program the last argument must be the hostname.
|
|||
|
||||
Multiple @strong{--sshloginfile} are allowed.
|
||||
|
||||
GNU @strong{parallel} will first look for the file in current dir; if that
|
||||
fails it look for the file in ~/.parallel.
|
||||
|
||||
The sshloginfile '..' is special, it read sshlogins from
|
||||
~/.parallel/sshloginfile
|
||||
|
||||
|
@ -1502,8 +1516,8 @@ into temporary files in /tmp. By setting @strong{--tmpdir} you can use a
|
|||
different dir for the files. Setting @strong{--tmpdir} is equivalent to
|
||||
setting $TMPDIR.
|
||||
|
||||
@item @strong{--timeout} @emph{val}
|
||||
@anchor{@strong{--timeout} @emph{val}}
|
||||
@item @strong{--timeout} @emph{val} (alpha testing)
|
||||
@anchor{@strong{--timeout} @emph{val} (alpha testing)}
|
||||
|
||||
Time out for command. If the command runs for longer than @emph{val}
|
||||
seconds it will get killed with SIGTERM, followed by SIGTERM 200 ms
|
||||
|
@ -1659,11 +1673,11 @@ Use @strong{-v} @strong{-v} to print the wrapping ssh command when running remot
|
|||
|
||||
Print the version GNU @strong{parallel} and exit.
|
||||
|
||||
@item @strong{--workdir} @emph{mydir}
|
||||
@anchor{@strong{--workdir} @emph{mydir}}
|
||||
@item @strong{--workdir} @emph{mydir} (alpha testing)
|
||||
@anchor{@strong{--workdir} @emph{mydir} (alpha testing)}
|
||||
|
||||
@item @strong{--wd} @emph{mydir}
|
||||
@anchor{@strong{--wd} @emph{mydir}}
|
||||
@item @strong{--wd} @emph{mydir} (alpha testing)
|
||||
@anchor{@strong{--wd} @emph{mydir} (alpha testing)}
|
||||
|
||||
Files transferred using @strong{--transfer} and @strong{--return} will be relative
|
||||
to @emph{mydir} on remote computers, and the command will be executed in
|
||||
|
@ -1724,8 +1738,8 @@ See also @strong{-m}.
|
|||
|
||||
Exit if the size (see the @strong{-s} option) is exceeded.
|
||||
|
||||
@item @strong{--xapply} (beta testing)
|
||||
@anchor{@strong{--xapply} (beta testing)}
|
||||
@item @strong{--xapply}
|
||||
@anchor{@strong{--xapply}}
|
||||
|
||||
Read multiple input sources like @strong{xapply}. If multiple input sources
|
||||
are given, one argument will be read from each of the input
|
||||
|
|
|
@ -124,7 +124,7 @@
|
|||
.\" ========================================================================
|
||||
.\"
|
||||
.IX Title "PARALLEL_TUTORIAL 1"
|
||||
.TH PARALLEL_TUTORIAL 1 "2013-08-17" "20130817" "parallel"
|
||||
.TH PARALLEL_TUTORIAL 1 "2013-08-22" "20130822" "parallel"
|
||||
.\" For nroff, turn off justification. Always turn off hyphenation; it makes
|
||||
.\" way too many mistakes in technical documents.
|
||||
.if n .ad l
|
||||
|
@ -135,7 +135,7 @@ This tutorial shows off much of \s-1GNU\s0 Parallel's functionality. The
|
|||
tutorial is meant to learn the options in \s-1GNU\s0 Parallel. The tutorial
|
||||
is not to show realistic examples from the real world.
|
||||
.PP
|
||||
Spend an hour on walking through the tutorial. Your commandline will
|
||||
Spend an hour walking through the tutorial. Your commandline will
|
||||
love you for it.
|
||||
.SH "Prerequisites"
|
||||
.IX Header "Prerequisites"
|
||||
|
@ -311,7 +311,7 @@ Output: Same as above.
|
|||
\fIMatching arguments from all input sources\fR
|
||||
.IX Subsection "Matching arguments from all input sources"
|
||||
.PP
|
||||
With \fB\-\-xapply\fR you can get one argument from each input source:
|
||||
With \-\-xapply you can get one argument from each input source:
|
||||
.PP
|
||||
.Vb 1
|
||||
\& parallel \-\-xapply echo ::: A B C ::: D E F
|
||||
|
@ -1717,16 +1717,16 @@ To remove it from the remote host after the last job use \-\-cleanup.
|
|||
The default working dir on the remote machines is the login dir. This
|
||||
can be changed with \-\-workdir \fImydir\fR.
|
||||
.PP
|
||||
Files transferred using \fB\-\-transfer\fR and \fB\-\-return\fR will be relative
|
||||
Files transferred using \-\-transfer and \-\-return will be relative
|
||||
to \fImydir\fR on remote computers, and the command will be executed in
|
||||
the dir \fImydir\fR.
|
||||
.PP
|
||||
The special \fImydir\fR value \fB...\fR will create working dirs under
|
||||
\&\fB~/.parallel/tmp/\fR on the remote computers. If \fB\-\-cleanup\fR is given
|
||||
The special \fImydir\fR value ... will create working dirs under
|
||||
~/.parallel/tmp/ on the remote computers. If \-\-cleanup is given
|
||||
these dirs will be removed.
|
||||
.PP
|
||||
The special \fImydir\fR value \fB.\fR uses the current working dir. If the
|
||||
current working dir is beneath your home dir, the value \fB.\fR is
|
||||
The special \fImydir\fR value . uses the current working dir. If the
|
||||
current working dir is beneath your home dir, the value . is
|
||||
treated as the relative path to your home dir. This means that if your
|
||||
home dir is different on remote computers (e.g. if your login is
|
||||
different) the relative path will still be relative to your home dir.
|
||||
|
@ -1932,19 +1932,15 @@ Output will be similar to:
|
|||
\& \*(Aq\e"\e\e\e}\e \e|\e|\e export\e my_func3=\e\e\e(\e\e\e)\e\e\e \e\e\e{\e\e\e \e\e\e echo\e\e\e in\e\e\e my_func\e\e\e \e\e\e$1\e\e\e \e\e\e>\e\e\e \e\e\e$1.out\e"\*(Aq
|
||||
\& \*(Aq\e"\e\e\e}\e \e&\e&\e export\e VAR=foo\e \e&\e&\e export\e my_func2=\e\e\e(\e\e\e)\e\e\e \e\e\e{\e\e\e \e\e\e echo\e\e\e in\e\e\e my_func2\e\e\e \e\e\e$VAR\e\e\e \e\e\e$1\e"\*(Aq
|
||||
\& \*(Aq\e"\e\e\e}\e \e&\e&\e eval\e my_func3\e"\e$my_func3\e"\e \e&\e&\e eval\e my_func2\e"\e$my_func2\e"\e;\e\enice\e \-n17\e /bin/bash\e \-c\e my_func3\e\e\e abc\-file;_EXIT_status=$?; mkdir \-p .; rsync \-\-rsync\-path=cd\e .parallel/tmp/hk\-31483\-1/.\e;\e rsync \-rlDzR \-essh server:abc\-file.out .;ssh server rm\e \-f\e .parallel/tmp/hk\-31483\-1/abc\-file\e;rm\e \-f\e .parallel/tmp/hk\-31483\-1/abc\-file.out\e;rm \-rf .parallel/tmp/hk\-31483\-1\e;; exit $_EXIT_status;
|
||||
\&
|
||||
\& ssh lo mkdir \-p .parallel/tmp/hk\-20978\-1; rsync \-rlDzR \-essh ./abc\-file lo:.parallel/tmp/hk\-20978\-1;ssh \-tt \-oLogLevel=quiet lo \*(Aqeval \`echo $SHELL | grep "/t\e{0,1\e}csh" > /dev/null && echo setenv PARALLEL_SEQ \*(Aq$PARALLEL_SEQ\*(Aq\e; setenv PARALLEL_PID \*(Aq$PARALLEL_PID\*(Aq || echo PARALLEL_SEQ=\*(Aq$PARALLEL_SEQ\*(Aq\e;export PARALLEL_SEQ\e; PARALLEL_PID=\*(Aq$PARALLEL_PID\*(Aq\e;export PARALLEL_PID\` ;\*(Aq tty\e \e>/dev/null\e \e&\e&\e stty\e isig\e \-onlcr\e \-echo\e;mkdir\e \-p\e .parallel/tmp/hk\-20978\-1\e;\e cd\e .parallel/tmp/hk\-20978\-1\e \e&\e&\e echo\e \e$SHELL\e \e|\e grep\e \e"/t\e\e\e{0,1\e\e\e}csh\e"\e \e>\e /dev/null\e \e&\e&\e setenv\e my_func\e \e\e\e(\e\e\e)\e\e\e \e\e\e{\e\e\e \e\e\e echo\e\e\e in\e\e\e my_func\e\e\e \e\e\e$1\e\e\e \e\e\e>\e\e\e \e\e\e$1.out\e"\*(Aq
|
||||
\& \*(Aq\e"\e\e\e}\e \e|\e|\e export\e my_func=\e\e\e(\e\e\e)\e\e\e \e\e\e{\e\e\e \e\e\e echo\e\e\e in\e\e\e my_func\e\e\e \e\e\e$1\e\e\e \e\e\e>\e\e\e \e\e\e$1.out\e"\*(Aq
|
||||
\& \*(Aq\e"\e\e\e}\e \e&\e&\e eval\e my_func\e"\e$my_func\e"\e;\e\enice\e \-n17\e /bin/bash\e \-c\e my_func\e\e\e abc\-file;_EXIT_status=$?; mkdir \-p .; rsync \-\-rsync\-path=cd\e .parallel/tmp/hk\-20978\-1/.\e;\e rsync \-rlDzR \-essh lo:abc\-file.out .;ssh lo rm\e \-f\e .parallel/tmp/hk\-20978\-1/abc\-file\e;rm\e \-f\e .parallel/tmp/hk\-20978\-1/abc\-file.out\e;rm \-rf .parallel/tmp/hk\-20978\-1\e;; exit $_EXIT_status;
|
||||
.Ve
|
||||
.SH "\-\-pipe"
|
||||
.IX Header "--pipe"
|
||||
The \-\-pipe functionality puts \s-1GNU\s0 Parallel in a different mode:
|
||||
Instead of treating the input sources as arguments for a command to
|
||||
run, they will be sent to stdin (standard input) of the command.
|
||||
Instead of treating the data on stdin (standard input) as arguments
|
||||
for a command to run, the data will be sent to stdin (standard input)
|
||||
of the command.
|
||||
.PP
|
||||
The normal situation is that the input for \s-1GNU\s0 Parallel in \-\-pipe mode
|
||||
is on stdin (standard input), so you typically have a situation like:
|
||||
The typical situation is:
|
||||
.PP
|
||||
.Vb 1
|
||||
\& command_A | command_B | command_C
|
||||
|
|
|
@ -120,7 +120,7 @@
|
|||
<p>This tutorial shows off much of GNU Parallel's functionality. The
|
||||
tutorial is meant to learn the options in GNU Parallel. The tutorial
|
||||
is not to show realistic examples from the real world.</p>
|
||||
<p>Spend an hour on walking through the tutorial. Your commandline will
|
||||
<p>Spend an hour walking through the tutorial. Your commandline will
|
||||
love you for it.</p>
|
||||
<p>
|
||||
</p>
|
||||
|
@ -279,7 +279,7 @@ sources:</p>
|
|||
<p>
|
||||
</p>
|
||||
<h3><a name="matching_arguments_from_all_input_sources">Matching arguments from all input sources</a></h3>
|
||||
<p>With <strong>--xapply</strong> you can get one argument from each input source:</p>
|
||||
<p>With --xapply you can get one argument from each input source:</p>
|
||||
<pre>
|
||||
parallel --xapply echo ::: A B C ::: D E F</pre>
|
||||
<p>Output (the order may be different):</p>
|
||||
|
@ -1190,14 +1190,14 @@ Output:</pre>
|
|||
<h2><a name="working_dir">Working dir</a></h2>
|
||||
<p>The default working dir on the remote machines is the login dir. This
|
||||
can be changed with --workdir <em>mydir</em>.</p>
|
||||
<p>Files transferred using <strong>--transfer</strong> and <strong>--return</strong> will be relative
|
||||
<p>Files transferred using --transfer and --return will be relative
|
||||
to <em>mydir</em> on remote computers, and the command will be executed in
|
||||
the dir <em>mydir</em>.</p>
|
||||
<p>The special <em>mydir</em> value <strong>...</strong> will create working dirs under
|
||||
<strong>~/.parallel/tmp/</strong> on the remote computers. If <strong>--cleanup</strong> is given
|
||||
<p>The special <em>mydir</em> value ... will create working dirs under
|
||||
~/.parallel/tmp/ on the remote computers. If --cleanup is given
|
||||
these dirs will be removed.</p>
|
||||
<p>The special <em>mydir</em> value <strong>.</strong> uses the current working dir. If the
|
||||
current working dir is beneath your home dir, the value <strong>.</strong> is
|
||||
<p>The special <em>mydir</em> value . uses the current working dir. If the
|
||||
current working dir is beneath your home dir, the value . is
|
||||
treated as the relative path to your home dir. This means that if your
|
||||
home dir is different on remote computers (e.g. if your login is
|
||||
different) the relative path will still be relative to your home dir.</p>
|
||||
|
@ -1339,19 +1339,15 @@ the workdir, and setting --nice value. -vv shows all of this.</p>
|
|||
'\"\\\}\ \|\|\ export\ my_func3=\\\(\\\)\\\ \\\{\\\ \\\ echo\\\ in\\\ my_func\\\ \\\$1\\\ \\\>\\\ \\\$1.out\"'
|
||||
'\"\\\}\ \&\&\ export\ VAR=foo\ \&\&\ export\ my_func2=\\\(\\\)\\\ \\\{\\\ \\\ echo\\\ in\\\ my_func2\\\ \\\$VAR\\\ \\\$1\"'
|
||||
'\"\\\}\ \&\&\ eval\ my_func3\"\$my_func3\"\ \&\&\ eval\ my_func2\"\$my_func2\"\;\\nice\ -n17\ /bin/bash\ -c\ my_func3\\\ abc-file;_EXIT_status=$?; mkdir -p .; rsync --rsync-path=cd\ .parallel/tmp/hk-31483-1/.\;\ rsync -rlDzR -essh server:abc-file.out .;ssh server rm\ -f\ .parallel/tmp/hk-31483-1/abc-file\;rm\ -f\ .parallel/tmp/hk-31483-1/abc-file.out\;rm -rf .parallel/tmp/hk-31483-1\;; exit $_EXIT_status;</pre>
|
||||
<pre>
|
||||
ssh lo mkdir -p .parallel/tmp/hk-20978-1; rsync -rlDzR -essh ./abc-file lo:.parallel/tmp/hk-20978-1;ssh -tt -oLogLevel=quiet lo 'eval `echo $SHELL | grep "/t\{0,1\}csh" > /dev/null && echo setenv PARALLEL_SEQ '$PARALLEL_SEQ'\; setenv PARALLEL_PID '$PARALLEL_PID' || echo PARALLEL_SEQ='$PARALLEL_SEQ'\;export PARALLEL_SEQ\; PARALLEL_PID='$PARALLEL_PID'\;export PARALLEL_PID` ;' tty\ \>/dev/null\ \&\&\ stty\ isig\ -onlcr\ -echo\;mkdir\ -p\ .parallel/tmp/hk-20978-1\;\ cd\ .parallel/tmp/hk-20978-1\ \&\&\ echo\ \$SHELL\ \|\ grep\ \"/t\\\{0,1\\\}csh\"\ \>\ /dev/null\ \&\&\ setenv\ my_func\ \\\(\\\)\\\ \\\{\\\ \\\ echo\\\ in\\\ my_func\\\ \\\$1\\\ \\\>\\\ \\\$1.out\"'
|
||||
'\"\\\}\ \|\|\ export\ my_func=\\\(\\\)\\\ \\\{\\\ \\\ echo\\\ in\\\ my_func\\\ \\\$1\\\ \\\>\\\ \\\$1.out\"'
|
||||
'\"\\\}\ \&\&\ eval\ my_func\"\$my_func\"\;\\nice\ -n17\ /bin/bash\ -c\ my_func\\\ abc-file;_EXIT_status=$?; mkdir -p .; rsync --rsync-path=cd\ .parallel/tmp/hk-20978-1/.\;\ rsync -rlDzR -essh lo:abc-file.out .;ssh lo rm\ -f\ .parallel/tmp/hk-20978-1/abc-file\;rm\ -f\ .parallel/tmp/hk-20978-1/abc-file.out\;rm -rf .parallel/tmp/hk-20978-1\;; exit $_EXIT_status;</pre>
|
||||
<p>
|
||||
</p>
|
||||
<hr />
|
||||
<h1><a name="__pipe">--pipe</a></h1>
|
||||
<p>The --pipe functionality puts GNU Parallel in a different mode:
|
||||
Instead of treating the input sources as arguments for a command to
|
||||
run, they will be sent to stdin (standard input) of the command.</p>
|
||||
<p>The normal situation is that the input for GNU Parallel in --pipe mode
|
||||
is on stdin (standard input), so you typically have a situation like:</p>
|
||||
Instead of treating the data on stdin (standard input) as arguments
|
||||
for a command to run, the data will be sent to stdin (standard input)
|
||||
of the command.</p>
|
||||
<p>The typical situation is:</p>
|
||||
<pre>
|
||||
command_A | command_B | command_C</pre>
|
||||
<p>where command_B is slow, and you want to speed up command_B.</p>
|
||||
|
|
|
@ -6,7 +6,7 @@ This tutorial shows off much of GNU Parallel's functionality. The
|
|||
tutorial is meant to learn the options in GNU Parallel. The tutorial
|
||||
is not to show realistic examples from the real world.
|
||||
|
||||
Spend an hour on walking through the tutorial. Your commandline will
|
||||
Spend an hour walking through the tutorial. Your commandline will
|
||||
love you for it.
|
||||
|
||||
=head1 Prerequisites
|
||||
|
@ -161,7 +161,7 @@ Output: Same as above.
|
|||
|
||||
=head3 Matching arguments from all input sources
|
||||
|
||||
With B<--xapply> you can get one argument from each input source:
|
||||
With --xapply you can get one argument from each input source:
|
||||
|
||||
parallel --xapply echo ::: A B C ::: D E F
|
||||
|
||||
|
@ -1245,16 +1245,16 @@ To remove it from the remote host after the last job use --cleanup.
|
|||
The default working dir on the remote machines is the login dir. This
|
||||
can be changed with --workdir I<mydir>.
|
||||
|
||||
Files transferred using B<--transfer> and B<--return> will be relative
|
||||
Files transferred using --transfer and --return will be relative
|
||||
to I<mydir> on remote computers, and the command will be executed in
|
||||
the dir I<mydir>.
|
||||
|
||||
The special I<mydir> value B<...> will create working dirs under
|
||||
B<~/.parallel/tmp/> on the remote computers. If B<--cleanup> is given
|
||||
The special I<mydir> value ... will create working dirs under
|
||||
~/.parallel/tmp/ on the remote computers. If --cleanup is given
|
||||
these dirs will be removed.
|
||||
|
||||
The special I<mydir> value B<.> uses the current working dir. If the
|
||||
current working dir is beneath your home dir, the value B<.> is
|
||||
The special I<mydir> value . uses the current working dir. If the
|
||||
current working dir is beneath your home dir, the value . is
|
||||
treated as the relative path to your home dir. This means that if your
|
||||
home dir is different on remote computers (e.g. if your login is
|
||||
different) the relative path will still be relative to your home dir.
|
||||
|
@ -1418,19 +1418,14 @@ Output will be similar to:
|
|||
'\"\\\}\ \&\&\ export\ VAR=foo\ \&\&\ export\ my_func2=\\\(\\\)\\\ \\\{\\\ \\\ echo\\\ in\\\ my_func2\\\ \\\$VAR\\\ \\\$1\"'
|
||||
'\"\\\}\ \&\&\ eval\ my_func3\"\$my_func3\"\ \&\&\ eval\ my_func2\"\$my_func2\"\;\\nice\ -n17\ /bin/bash\ -c\ my_func3\\\ abc-file;_EXIT_status=$?; mkdir -p .; rsync --rsync-path=cd\ .parallel/tmp/hk-31483-1/.\;\ rsync -rlDzR -essh server:abc-file.out .;ssh server rm\ -f\ .parallel/tmp/hk-31483-1/abc-file\;rm\ -f\ .parallel/tmp/hk-31483-1/abc-file.out\;rm -rf .parallel/tmp/hk-31483-1\;; exit $_EXIT_status;
|
||||
|
||||
ssh lo mkdir -p .parallel/tmp/hk-20978-1; rsync -rlDzR -essh ./abc-file lo:.parallel/tmp/hk-20978-1;ssh -tt -oLogLevel=quiet lo 'eval `echo $SHELL | grep "/t\{0,1\}csh" > /dev/null && echo setenv PARALLEL_SEQ '$PARALLEL_SEQ'\; setenv PARALLEL_PID '$PARALLEL_PID' || echo PARALLEL_SEQ='$PARALLEL_SEQ'\;export PARALLEL_SEQ\; PARALLEL_PID='$PARALLEL_PID'\;export PARALLEL_PID` ;' tty\ \>/dev/null\ \&\&\ stty\ isig\ -onlcr\ -echo\;mkdir\ -p\ .parallel/tmp/hk-20978-1\;\ cd\ .parallel/tmp/hk-20978-1\ \&\&\ echo\ \$SHELL\ \|\ grep\ \"/t\\\{0,1\\\}csh\"\ \>\ /dev/null\ \&\&\ setenv\ my_func\ \\\(\\\)\\\ \\\{\\\ \\\ echo\\\ in\\\ my_func\\\ \\\$1\\\ \\\>\\\ \\\$1.out\"'
|
||||
'\"\\\}\ \|\|\ export\ my_func=\\\(\\\)\\\ \\\{\\\ \\\ echo\\\ in\\\ my_func\\\ \\\$1\\\ \\\>\\\ \\\$1.out\"'
|
||||
'\"\\\}\ \&\&\ eval\ my_func\"\$my_func\"\;\\nice\ -n17\ /bin/bash\ -c\ my_func\\\ abc-file;_EXIT_status=$?; mkdir -p .; rsync --rsync-path=cd\ .parallel/tmp/hk-20978-1/.\;\ rsync -rlDzR -essh lo:abc-file.out .;ssh lo rm\ -f\ .parallel/tmp/hk-20978-1/abc-file\;rm\ -f\ .parallel/tmp/hk-20978-1/abc-file.out\;rm -rf .parallel/tmp/hk-20978-1\;; exit $_EXIT_status;
|
||||
|
||||
|
||||
=head1 --pipe
|
||||
|
||||
The --pipe functionality puts GNU Parallel in a different mode:
|
||||
Instead of treating the input sources as arguments for a command to
|
||||
run, they will be sent to stdin (standard input) of the command.
|
||||
Instead of treating the data on stdin (standard input) as arguments
|
||||
for a command to run, the data will be sent to stdin (standard input)
|
||||
of the command.
|
||||
|
||||
The normal situation is that the input for GNU Parallel in --pipe mode
|
||||
is on stdin (standard input), so you typically have a situation like:
|
||||
The typical situation is:
|
||||
|
||||
command_A | command_B | command_C
|
||||
|
||||
|
|
Loading…
Reference in a new issue