mirror of
https://git.savannah.gnu.org/git/parallel.git
synced 2024-11-22 14:07:55 +00:00
47 lines
1.8 KiB
Bash
Executable file
47 lines
1.8 KiB
Bash
Executable file
#!/bin/bash
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make stopvm
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mkdir -p $TMPDIR
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# Jobs that eat more than 2 GB RAM
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cat <<'EOF' | sed -e 's/;$/; /;s/$SERVER1/'$SERVER1'/;s/$SERVER2/'$SERVER2'/' | stdout parallel -vj1 -k --joblog /tmp/jl-`basename $0` -L1
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echo '### bug #44358: 2 GB records cause problems for -N'
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echo '5 GB version: Eats 12.5 GB'
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(yes "`seq 3000`" | head -c 5000000000; echo FOO;
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yes "`seq 3000`" | head -c 3000000000; echo FOO;
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yes "`seq 3000`" | head -c 1000000000;) |
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PERL5LIB=input-files/perl-v5.14.2/lib input-files/perl-v5.14.2/perl
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`which parallel` --pipe --recend FOO -N2 --block 1g -k LANG=c wc -c
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echo '2 GB version: eats 10 GB'
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(yes "`seq 3000`" | head -c 2300M; echo FOO;
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yes "`seq 3000`" | head -c 2300M; echo FOO;
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yes "`seq 3000`" | head -c 1000M;) |
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PERL5LIB=input-files/perl-v5.14.2/lib input-files/perl-v5.14.2/perl
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`which parallel` --pipe --recend FOO -N2 --block 1g -k LANG=c wc -c
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echo '### -L >4GB';
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echo 'Eats 12.5 GB';
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(head -c 5000000000 /dev/zero; echo FOO;
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head -c 3000000000 /dev/zero; echo FOO;
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head -c 1000000000 /dev/zero;) |
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parallel --pipe -L2 --block 1g -k LANG=c wc -c
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echo '**'
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echo '### Trouble reading a record > 2 GB for certain versions of Perl (substr($a,0,2G+1)="fails")'
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echo '### perl -e $buf=("x"x(2**31))."x"; substr($buf,0,2**31+1)=""; print length $buf'
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echo 'Eats 4 GB'
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perl -e '$buf=("x"x(2**31))."x"; substr($buf,0,2**31+1)=""; print ((length $buf)."\n")'
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echo 'Eats 4.7 GB'
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(yes "`seq 3000`" | head -c 2300M; echo ged) |
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PERL5LIB=input-files/perl-v5.14.2/lib input-files/perl-v5.14.2/perl `which parallel` -k --block 2G --pipe --recend ged md5sum
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echo 'Eats 4.7 GB'
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(yes "`seq 3000`" | head -c 2300M; echo ged) |
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PERL5LIB=input-files/perl-v5.14.2/lib input-files/perl-v5.14.2/perl `which parallel` -k --block 2G --pipe --recend ged cat | wc -c
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echo '**'
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EOF
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make startvm |