mirror of
https://git.savannah.gnu.org/git/parallel.git
synced 2024-11-22 14:07:55 +00:00
Faster version bug #45479: --pipe/--pipepart --tee.
This commit is contained in:
Ole Tange
parent
70006774e8
commit
a2358aebe4
299
src/parallel
299
src/parallel
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@ -51,8 +51,17 @@ my @command = @ARGV;
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my @input_source_fh;
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if($opt::pipepart) {
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if($opt::tee) {
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@input_source_fh = map { open_or_exit($_) } @opt::a;
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# Remove the first: It will be the file piped.
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shift @input_source_fh;
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if(not @input_source_fh and not $opt::pipe) {
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@input_source_fh = (*STDIN);
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}
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} else {
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# -a is used for data - not for command line args
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@input_source_fh = map { open_or_exit($_) } "/dev/null";
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}
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} else {
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@input_source_fh = map { open_or_exit($_) } @opt::a;
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if(not @input_source_fh and not $opt::pipe) {
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@ -77,6 +86,65 @@ if($opt::skip_first_line) {
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set_input_source_header();
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if($opt::filter_hosts and (@opt::sshlogin or @opt::sshloginfile)) {
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# Parallel check all hosts are up. Remove hosts that are down
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filter_hosts();
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}
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if($opt::nonall or $opt::onall) {
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onall(\@input_source_fh,@command);
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wait_and_exit(min(undef_as_zero($Global::exitstatus),254));
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}
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# TODO --transfer foo/./bar --cleanup
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# multiple --transfer and --basefile with different /./
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$Global::JobQueue = JobQueue->new(
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\@command,\@input_source_fh,$Global::ContextReplace,
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$number_of_args,\@Global::transfer_files,\@Global::ret_files);
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if($opt::pipepart) {
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pipepart_setup();
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} elsif($opt::pipe and $opt::tee) {
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pipe_tee_setup();
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}
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if($opt::eta or $opt::bar or $opt::shuf or $Global::halt_pct) {
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# Count the number of jobs or shuffle all jobs
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# before starting any.
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# Must be done after ungetting any --pipepart jobs.
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$Global::JobQueue->total_jobs();
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}
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# Compute $Global::max_jobs_running
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# Must be done after ungetting any --pipepart jobs.
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max_jobs_running();
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init_run_jobs();
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my $sem;
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if($Global::semaphore) {
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$sem = acquire_semaphore();
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}
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$SIG{TERM} = \&start_no_new_jobs;
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start_more_jobs();
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if($opt::tee) {
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# All jobs must be running in parallel for --tee
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$Global::start_no_new_jobs = 1;
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} elsif($opt::pipe and not $opt::pipepart) {
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spreadstdin();
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}
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::debug("init", "Start draining\n");
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drain_job_queue();
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::debug("init", "Done draining\n");
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reaper();
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::debug("init", "Done reaping\n");
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::debug("init", "Cleaning\n");
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if($Global::semaphore) {
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$sem->release();
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}
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cleanup();
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::debug("init", "Halt\n");
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halt();
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sub set_input_source_header {
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if($opt::header and not $opt::pipe) {
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# split with colsep or \t
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@ -117,24 +185,44 @@ sub set_input_source_header {
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}
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}
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if($opt::filter_hosts and (@opt::sshlogin or @opt::sshloginfile)) {
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# Parallel check all hosts are up. Remove hosts that are down
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filter_hosts();
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sub max_jobs_running {
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if(not $Global::max_jobs_running) {
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# Compute $Global::max_jobs_running
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for my $sshlogin (values %Global::host) {
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$sshlogin->max_jobs_running();
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}
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}
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return $Global::max_jobs_running;
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}
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if($opt::nonall or $opt::onall) {
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onall(\@input_source_fh,@command);
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wait_and_exit(min(undef_as_zero($Global::exitstatus),254));
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sub halt {
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if($opt::halt and $Global::halt_when ne "never") {
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if(not defined $Global::halt_exitstatus) {
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if($Global::halt_pct) {
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$Global::halt_exitstatus =
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::ceil($Global::total_failed / $Global::total_started * 100);
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} elsif($Global::halt_count) {
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$Global::halt_exitstatus =
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::min(undef_as_zero($Global::total_failed),101);
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}
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}
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wait_and_exit($Global::halt_exitstatus);
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} else {
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wait_and_exit(min(undef_as_zero($Global::exitstatus),101));
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}
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}
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# TODO --transfer foo/./bar --cleanup
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# multiple --transfer and --basefile with different /./
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sub __PIPE_MODE__ {}
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$Global::JobQueue = JobQueue->new(
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\@command,\@input_source_fh,$Global::ContextReplace,
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$number_of_args,\@Global::transfer_files,\@Global::ret_files);
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if($opt::pipepart) {
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sub pipepart_setup {
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if($opt::tee) {
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# Prepend each command with
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# cat file
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my $cat_string = "cat ".::shell_quote_scalar($opt::a[0]);
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for(1..max_jobs_running()) {
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push @Global::cat_prepends, $cat_string;
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}
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} else {
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if(not $opt::blocksize) {
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# --blocksize with 10 jobs per jobslot
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$opt::blocksize = -10;
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@ -156,75 +244,43 @@ if($opt::pipepart) {
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wait_and_exit(255);
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}
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}
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# Compute $Global::max_jobs_running
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$Global::dummy_jobs = 1;
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for my $sshlogin (values %Global::host) {
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$sshlogin->max_jobs_running();
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}
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$Global::max_jobs_running or
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::die_bug("Global::max_jobs_running not set");
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# Run in total $job_slots*(- $blocksize) jobs
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# Set --blocksize = size / no of proc / (- $blocksize)
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$Global::dummy_jobs = 1;
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$Global::blocksize = 1 +
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int($size / $Global::max_jobs_running / -$opt::blocksize);
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int($size / max_jobs_running() / -$opt::blocksize);
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}
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@Global::cat_partials = map { pipe_part_files($_) } @opt::a;
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@Global::cat_prepends = map { pipe_part_files($_) } @opt::a;
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# Unget the empty arg as many times as there are parts
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$Global::JobQueue->{'commandlinequeue'}{'arg_queue'}->unget(
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map { [Arg->new("\0")] } @Global::cat_partials
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map { [Arg->new("\0")] } @Global::cat_prepends
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);
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}
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if($opt::eta or $opt::bar or $opt::shuf or $Global::halt_pct) {
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# Count the number of jobs or shuffle all jobs
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# before starting any.
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# Must be done after ungetting any --pipepart jobs.
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$Global::JobQueue->total_jobs();
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}
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# Compute $Global::max_jobs_running
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# Must be done after ungetting any --pipepart jobs.
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for my $sshlogin (values %Global::host) {
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$sshlogin->max_jobs_running();
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}
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init_run_jobs();
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my $sem;
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if($Global::semaphore) {
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$sem = acquire_semaphore();
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}
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$SIG{TERM} = \&start_no_new_jobs;
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start_more_jobs();
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if($opt::pipe and not $opt::pipepart) {
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spreadstdin();
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}
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::debug("init", "Start draining\n");
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drain_job_queue();
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::debug("init", "Done draining\n");
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reaper();
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::debug("init", "Done reaping\n");
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::debug("init", "Cleaning\n");
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if($Global::semaphore) {
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$sem->release();
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}
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cleanup();
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::debug("init", "Halt\n");
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if($opt::halt and $Global::halt_when ne "never") {
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if(not defined $Global::halt_exitstatus) {
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if($Global::halt_pct) {
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$Global::halt_exitstatus =
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::ceil($Global::total_failed / $Global::total_started * 100);
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} elsif($Global::halt_count) {
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$Global::halt_exitstatus =
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::min(undef_as_zero($Global::total_failed),101);
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}
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}
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wait_and_exit($Global::halt_exitstatus);
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} else {
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wait_and_exit(min(undef_as_zero($Global::exitstatus),101));
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}
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sub pipe_tee_setup {
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# mkfifo t1..5
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my @fifos;
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for(1..max_jobs_running()) {
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push @fifos, tmpfifo();
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}
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sub __PIPE_MODE__ {}
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# cat foo | tee t1 t2 t3 t4 t5 > /dev/null
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if(not fork()){
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# Let tee inheirit our stdin
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# and redirect stdout to null
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open STDOUT, ">","/dev/null";
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exec "tee",@fifos;
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}
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# cat t1 | grep 1
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# cat t2 | grep 2
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# cat t3 | grep 3
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# cat t4 | grep 4
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# cat t5 | grep 5
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# Remove the tmpfifo as soon as it is open
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@Global::cat_prepends = map { "(rm $_;cat) < $_" } @fifos;
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}
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sub pipe_part_files {
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# Input:
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@ -240,12 +296,12 @@ sub pipe_part_files {
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my $header = find_header(\$buf,open_or_exit($file));
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# find positions
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my @pos = find_split_positions($file,$Global::blocksize,length $header);
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# Make @cat_partials
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my @cat_partials = ();
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# Make @cat_prepends
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my @cat_prepends = ();
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for(my $i=0; $i<$#pos; $i++) {
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push @cat_partials, cat_partial($file, 0, length($header), $pos[$i], $pos[$i+1]);
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push @cat_prepends, cat_partial($file, 0, length($header), $pos[$i], $pos[$i+1]);
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}
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return @cat_partials;
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return @cat_prepends;
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}
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sub find_header {
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@ -336,17 +392,21 @@ sub cat_partial {
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# $file = the file to read
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# ($start, $end, [$start2, $end2, ...]) = start byte, end byte
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# Returns:
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# Efficient perl command to copy $start..$end, $start2..$end2, ... to stdout
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# Efficient command to copy $start..$end, $start2..$end2, ... to stdout
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my($file, @start_end) = @_;
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my($start, $i);
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# Convert start_end to start_len
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my @start_len = map { if(++$i % 2) { $start = $_; } else { $_-$start } } @start_end;
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my $script = spacefree(0,
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my @start_len = map {
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if(++$i % 2) { $start = $_; } else { $_-$start }
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} @start_end;
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my $script = spacefree
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(0,
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q{
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while(@ARGV) {
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sysseek(STDIN,shift,0) || die;
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$left = shift;
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while($read = sysread(STDIN,$buf, $left > 131072 ? 131072 : $left)){
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while($read =
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sysread(STDIN,$buf, $left > 131072 ? 131072 : $left)){
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$left -= $read;
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syswrite(STDOUT,$buf);
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}
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@ -639,50 +699,6 @@ sub nindex {
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}
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}
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{
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my $sleep = 1;
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sub tee_write {
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# Write the block to all jobs
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#
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# Input:
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# $header_ref = ref to $header string
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# $block_ref = ref to $block to be written
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# $recstart = record start string
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# $recend = record end string
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# $endpos = end position of $block
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# Uses:
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# %Global::running
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# Returns:
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# $written = amount of bytes written
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my ($header_ref,$buffer_ref,$recstart,$recend,$endpos) = @_;
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my $written = 0;
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my $done = 0;
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my %done;
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while(not $done) {
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$done = 1;
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for my $job (values %Global::running) {
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if(not $done{$job}) {
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$done = 0;
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if($job->block_length() > 0) {
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# Flush old block
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$written += $job->non_blocking_write();
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} else {
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# Give a copy of the new block
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$job->set_block($header_ref,$buffer_ref,$endpos,$recstart,$recend);
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$job->set_virgin(0);
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$written += $job->non_blocking_write();
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# Mark this job as done
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$done{$job} = 1;
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}
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}
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}
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$sleep = ::reap_usleep($sleep);
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}
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return $written;
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}
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}
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sub index64 {
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# Do index on strings > 2GB.
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# index in Perl < v5.22 does not work for > 2GB
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@ -795,10 +811,6 @@ sub write_record_to_pipe {
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# Write the block to one of the already running jobs
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return round_robin_write($header_ref,$buffer_ref,$recstart,$recend,$endpos);
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}
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if($opt::tee) {
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# Write the block to all jobs
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return tee_write($header_ref,$buffer_ref,$recstart,$recend,$endpos);
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}
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# If no virgin found, backoff
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my $sleep = 0.0001; # 0.01 ms - better performance on highend
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while(not @Global::virgin_jobs) {
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@ -1349,7 +1361,7 @@ sub check_invalid_option_combinations {
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sub init_globals {
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# Defaults:
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$Global::version = 20170123;
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$Global::version = 20170202;
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$Global::progname = 'parallel';
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$Global::infinity = 2**31;
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$Global::debug = 0;
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@ -4119,17 +4131,17 @@ sub tmpname {
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do {
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$tmpname = $ENV{'TMPDIR'}."/".$name.
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join"", map { (0..9,"a".."z","A".."Z")[rand(62)] } (1..5);
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} while($Global::unlink{$tmpname}++ or -e $tmpname);
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} while(-e $tmpname or $Global::unlink{$tmpname}++);
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return $tmpname;
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}
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#sub tmpfifo {
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# # Find an unused name and mkfifo on it
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# use POSIX qw(mkfifo);
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# my $tmpfifo = tmpname("fif",@_);
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# mkfifo($tmpfifo,0600);
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# return $tmpfifo;
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#}
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sub tmpfifo {
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# Find an unused name and mkfifo on it
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use POSIX qw(mkfifo);
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my $tmpfifo = tmpname("fif",@_);
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mkfifo($tmpfifo,0600);
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return $tmpfifo;
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}
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sub rm {
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# Remove file and remove it from %Global::unlink
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@ -7129,7 +7141,8 @@ sub wrapped {
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# * --cat
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# * --fifo
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# * --sshlogin
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# * --pipepart (@Global::cat_partials)
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# * --pipepart (@Global::cat_prepends)
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# * --tee (@Global::cat_prepends)
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# * --pipe
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# * --tmux
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# The ordering of the wrapping is important:
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@ -7141,7 +7154,7 @@ sub wrapped {
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# $Global::shell
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# $opt::cat
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# $opt::fifo
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# @Global::cat_partials
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# @Global::cat_prepends
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# $opt::pipe
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# $opt::tmux
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# Returns:
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@ -7201,15 +7214,21 @@ sub wrapped {
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}
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# Wrap with ssh + tranferring of files
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$command = $self->sshlogin_wrap($command);
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if(@Global::cat_partials) {
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# Prepend:
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if(@Global::cat_prepends) {
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# --pipepart: prepend:
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# < /tmp/foo perl -e 'while(@ARGV) {
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# sysseek(STDIN,shift,0) || die; $left = shift;
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# while($read = sysread(STDIN,$buf, ($left > 131072 ? 131072 : $left))){
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# $left -= $read; syswrite(STDOUT,$buf);
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# }
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# }' 0 0 0 11 |
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$command = (shift @Global::cat_partials). " | ($command)";
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#
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# --pipepart --tee: prepend:
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# cat dash-a-file |
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#
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# --pipe --tee: prepend:
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# cat fifo |
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$command = (shift @Global::cat_prepends). " | ($command)";
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} elsif($opt::pipe) {
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# Wrap with EOF-detector to avoid starting $command if EOF.
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$command = empty_input_wrapper($command);
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|
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@ -1772,7 +1772,7 @@ Here are a few examples:
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Is the job sequence even or odd?
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--rpl '{odd} $_ = seq() % 2 ? "odd" : "even"'
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Pad job sequence with leading zeros to get equal width
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--rpl '{0#} $f = "%0".int(1+log(total_jobs())/log(10))."d"; $_=sprintf($f,seq())'
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--rpl '{0#} $f=1+int("".(log(total_jobs())/log(10))); $_=sprintf("%0${f}d",seq())'
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Job sequence counting from 0
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--rpl '{#0} $_ = seq() - 1'
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Job slot counting from 2
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@ -2170,10 +2170,16 @@ B<--tagstring> is ignored when using B<-u>, B<--onall>, and B<--nonall>.
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=item B<--tee> (alpha testing)
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|
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Pipe all data to all jobs. Used with B<--pipe> and B<:::>.
|
||||
Pipe all data to all jobs. Used with B<--pipe>/B<--pipepart> and
|
||||
B<:::>.
|
||||
|
||||
seq 1000 | parallel --pipe --tee -v wc {} ::: -w -l -c
|
||||
|
||||
How many numbers in 1..1000 contain 0..9, and how many bytes do they
|
||||
fill:
|
||||
|
||||
seq 1000 | parallel --pipe --tee --tag 'grep {1} | wc {2}' ::: {0..9} ::: -l -c
|
||||
|
||||
|
||||
=item B<--termseq> I<sequence>
|
||||
|
||||
|
|
|
|||
|
|
@ -675,6 +675,7 @@ par_retries_replacement_string() {
|
|||
par_tee() {
|
||||
export PARALLEL='-k --tee --pipe --tag'
|
||||
seq 1000000 | parallel 'echo {%};LANG=C wc' ::: {1..5} ::: {a..b}
|
||||
seq 300000 | parallel 'grep {1} | LANG=C wc {2}' ::: {1..5} ::: -l -c
|
||||
}
|
||||
|
||||
par_tagstring_pipe() {
|
||||
|
|
|
|||
|
|
@ -239,6 +239,31 @@ par_tmux_fg() {
|
|||
stdout parallel --tmux --fg sleep ::: 3 | perl -pe 's/.tmp\S+/tmp/'
|
||||
}
|
||||
|
||||
par_pipe_tee() {
|
||||
echo 'bug #45479: --pipe/--pipepart --tee'
|
||||
echo '--pipe --tee'
|
||||
|
||||
random1G() {
|
||||
< /dev/zero openssl enc -aes-128-ctr -K 1234 -iv 1234 2>/dev/null |
|
||||
head -c 1G;
|
||||
}
|
||||
random1G | parallel --pipe --tee cat ::: {1..3} | LANG=C wc -c
|
||||
}
|
||||
|
||||
par_pipepart_tee() {
|
||||
echo 'bug #45479: --pipe/--pipepart --tee'
|
||||
echo '--pipepart --tee'
|
||||
|
||||
random1G() {
|
||||
< /dev/zero openssl enc -aes-128-ctr -K 1234 -iv 1234 2>/dev/null |
|
||||
head -c 1G;
|
||||
}
|
||||
tmp=$(mktemp)
|
||||
random1G >$tmp
|
||||
parallel --pipepart --tee -a $tmp cat ::: {1..3} | LANG=C wc -c
|
||||
rm $tmp
|
||||
}
|
||||
|
||||
export -f $(compgen -A function | grep par_)
|
||||
compgen -A function | grep par_ | sort |
|
||||
parallel --joblog /tmp/jl-`basename $0` -j10 --tag -k '{} 2>&1'
|
||||
|
|
|
|||
|
|
@ -74,6 +74,8 @@ perl -ne '$/="\n\n"; /^Output/../^[^O]\S/ and next; /^ / and print;' ../../src/
|
|||
# Timings are often off
|
||||
s/^(\d)$/9/;
|
||||
s/^(\d\d)$/99/;
|
||||
# Sometime these vars are not present
|
||||
s/^PAM_KWALLET5*_LOGIN$//;
|
||||
# Fails often due to race
|
||||
s/cat: input_file: No such file or directory\n//;
|
||||
s{rsync: link_stat ".*/home/parallel/input_file.out" .*\n}{};
|
||||
|
|
|
|||
|
|
@ -1654,3 +1654,13 @@ par_tee 5 a 9
|
|||
par_tee 5 a 1000000 1000000 6888896
|
||||
par_tee 5 b 10
|
||||
par_tee 5 b 1000000 1000000 6888896
|
||||
par_tee 1 -l 181902
|
||||
par_tee 1 -c 1228633
|
||||
par_tee 2 -l 181902
|
||||
par_tee 2 -c 1228633
|
||||
par_tee 3 -l 122854
|
||||
par_tee 3 -c 815297
|
||||
par_tee 4 -l 122853
|
||||
par_tee 4 -c 815290
|
||||
par_tee 5 -l 122853
|
||||
par_tee 5 -c 815290
|
||||
|
|
|
|||
|
|
@ -492,8 +492,14 @@ par_memleak should give 1 == true
|
|||
par_memleak Memory use should not depend very much on the total number of jobs run\n
|
||||
par_memleak Test if memory consumption(300 jobs) < memory consumption(30 jobs) * 110%
|
||||
par_memleak 1
|
||||
par_pipe_tee bug #45479: --pipe/--pipepart --tee
|
||||
par_pipe_tee --pipe --tee
|
||||
par_pipe_tee 3221225472
|
||||
par_pipepart_spawn ### bug #46214: Using --pipepart doesnt spawn multiple jobs in version 20150922
|
||||
par_pipepart_spawn 1:local / 8 / 999
|
||||
par_pipepart_tee bug #45479: --pipe/--pipepart --tee
|
||||
par_pipepart_tee --pipepart --tee
|
||||
par_pipepart_tee 3221225472
|
||||
par_print_before_halt_on_error ### What is printed before the jobs are killed
|
||||
par_print_before_halt_on_error -2 exit code 0
|
||||
par_print_before_halt_on_error -2 0 0
|
||||
|
|
|
|||
|
|
@ -852,8 +852,6 @@ MFLAGS
|
|||
MOZ_NO_REMOTE
|
||||
ORACLE_HOME
|
||||
ORACLE_SID
|
||||
PAM_KWALLET5_LOGIN
|
||||
PAM_KWALLET_LOGIN
|
||||
PARALLEL
|
||||
PARALLEL_PID
|
||||
PARALLEL_SEQ
|
||||
|
|
|
|||
Loading…
Reference in a new issue