parallel/testsuite/tests-to-run/parallel-local-30s.sh

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#!/bin/bash
# Simple jobs that never fails
# Each should be taking 30-100s and be possible to run in parallel
# I.e.: No race conditions, no logins
par_race_condition1() {
echo '### Test race condition on 8 CPU (my laptop)'
seq 1 5000000 > /tmp/parallel_race_cond
seq 1 10 | parallel -k "cat /tmp/parallel_race_cond | parallel --pipe --recend '' -k gzip >/dev/null; echo {}"
rm /tmp/parallel_race_cond
}
par_tmp_full() {
# Assume /tmp/shm is easy to fill up
export SHM=/tmp/shm/parallel
mkdir -p $SHM
sudo umount -l $SHM 2>/dev/null
sudo mount -t tmpfs -o size=10% none $SHM
echo "### Test --tmpdir running full. bug #40733 was caused by this"
stdout parallel -j1 --tmpdir $SHM cat /dev/zero ::: dummy
}
par_memory_leak() {
a_run() {
seq $1 |time -v parallel true 2>&1 |
grep 'Maximum resident' |
field 6;
}
export -f a_run
echo "### Test for memory leaks"
echo "Of 100 runs of 1 job at least one should be bigger than a 3000 job run"
small_max=$(seq 100 | parallel a_run 1 | jq -s max)
big=$(a_run 3000)
if [ $small_max -lt $big ] ; then
echo "Bad: Memleak likely."
else
echo "Good: No memleak detected."
fi
}
par_linebuffer_matters_compress_tag() {
echo "### (--linebuffer) --compress --tag should give different output"
nolbfile=$(mktemp)
lbfile=$(mktemp)
controlfile=$(mktemp)
randomfile=$(mktemp)
# Random data because it does not compress well
# forcing the compress tool to spit out compressed blocks
head -c 10000000 /dev/urandom > $randomfile
parallel -j0 --compress --tag --delay 1 "shuf $randomfile; sleep 1; shuf $randomfile; true" ::: {0..9} |
perl -ne '/^(\S+)\t/ and print "$1\n"' | uniq > $nolbfile &
parallel -j0 --compress --tag --delay 1 "shuf $randomfile; sleep 1; shuf $randomfile; true" ::: {0..9} |
perl -ne '/^(\S+)\t/ and print "$1\n"' | uniq > $controlfile &
parallel -j0 --line-buffer --compress --tag --delay 1 "shuf $randomfile; sleep 1; shuf $randomfile; true" ::: {0..9} |
perl -ne '/^(\S+)\t/ and print "$1\n"' | uniq > $lbfile &
wait
nolb="$(cat $nolbfile)"
control="$(cat $controlfile)"
lb="$(cat $lbfile)"
rm $nolbfile $lbfile $controlfile $randomfile
if [ "$nolb" == "$control" ] ; then
if [ "$lb" == "$nolb" ] ; then
echo "BAD: --linebuffer makes no difference"
else
echo "OK: --linebuffer makes a difference"
fi
else
echo "BAD: control and nolb are not the same"
fi
}
par_linebuffer_matters_compress() {
echo "### (--linebuffer) --compress should give different output"
random_data_with_id_prepended() {
perl -pe 's/^/'$1'/' /dev/urandom |
pv -qL 300000 | head -c 1000000
}
export -f random_data_with_id_prepended
nolb=$(seq 10 |
parallel -j0 --compress random_data_with_id_prepended {#} |
field 1 | uniq)
lb=$(seq 10 |
parallel -j0 --linebuffer --compress random_data_with_id_prepended {#} |
field 1 | uniq)
if [ "$lb" == "$nolb" ] ; then
echo "BAD: --linebuffer makes no difference"
else
echo "OK: --linebuffer makes a difference"
fi
}
par_memfree() {
echo '### test memfree'
parallel --memfree 1k echo Free mem: ::: 1k
stdout parallel --timeout 20 --argsep II parallel --memfree 1t echo Free mem: ::: II 1t
}
export -f $(compgen -A function | grep par_)
compgen -A function | grep par_ | sort |
parallel -j0 --tag -k --joblog /tmp/jl-`basename $0` '{} 2>&1'