parallel/testsuite/tests-to-run/parallel-local14.sh

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#!/bin/bash
2024-01-24 01:02:07 +00:00
# SPDX-FileCopyrightText: 2021-2024 Ole Tange, http://ole.tange.dk and Free Software and Foundation, Inc.
#
# SPDX-License-Identifier: GPL-3.0-or-later
# Make a dir that is easy to fill up
SHM=/tmp/shm/parallel-local14
mkdir -p $SHM
check_disk_is_filling() {
# Run df every 0.1 second for 20 seconds
seq 1 200 |
parallel --delay 0.1 -N0 -I // -j1 df $SHM |
grep --line-buffer $SHM |
# tee /dev/tty |
perl -a -F'\s+' -ne '$a ||=$F[3]; $b=$F[3];
if ($a-1000 > $b) { print "More than 1 MB gone. Good!\n";exit }'
}
mytest() {
# '' or TMPDIR=$SHM or TMPDIR=/tmp
env="$1"
# '' or --tmpdir $SHM
arg="$2"
sudo umount -l $SHM 2>/dev/null
sudo mount -t tmpfs -o size=10% none $SHM
eval export $env
parallel --timeout 15 $arg pv -qL10m {} ::: /dev/zero >/dev/null &
PID=$!
TMPDIR=/tmp
check_disk_is_filling
kill -TERM $PID
sudo umount -l $SHM
}
echo '### Test --tmpdir'
mytest 'Dummy=dummy' "--tmpdir $SHM"
echo '### Test $TMPDIR'
mytest TMPDIR=$SHM ""
echo '### Test $TMPDIR and --tmpdir'
mytest TMPDIR=/tmp "--tmpdir $SHM"