mirror of
https://git.savannah.gnu.org/git/parallel.git
synced 2024-11-22 22:17:54 +00:00
42 lines
952 B
Bash
42 lines
952 B
Bash
#!/bin/bash
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# Make a dir that is easy to fill up
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SHM=/tmp/shm/parallel-local14
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mkdir -p $SHM
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check_disk_is_filling() {
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# Run df every 0.1 second for 20 seconds
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seq 1 200 |
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parallel --delay 0.1 -N0 -I // -j1 df $SHM |
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grep --line-buffer $SHM |
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# tee /dev/tty |
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perl -a -F'\s+' -ne '$a ||=$F[3]; $b=$F[3];
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if ($a-1000 > $b) { print "More than 1 MB gone. Good!\n";exit }'
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}
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mytest() {
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# '' or TMPDIR=$SHM or TMPDIR=/tmp
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env="$1"
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# '' or --tmpdir $SHM
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arg="$2"
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sudo umount -l $SHM 2>/dev/null
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sudo mount -t tmpfs -o size=10% none $SHM
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eval export $env
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parallel --timeout 15 $arg pv -qL10m {} ::: /dev/zero >/dev/null &
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PID=$!
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TMPDIR=/tmp
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check_disk_is_filling
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kill -TERM $PID
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sudo umount -l $SHM
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}
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echo '### Test --tmpdir'
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mytest 'Dummy=dummy' "--tmpdir $SHM"
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echo '### Test $TMPDIR'
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mytest TMPDIR=$SHM ""
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echo '### Test $TMPDIR and --tmpdir'
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mytest TMPDIR=/tmp "--tmpdir $SHM"
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