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authorBrian Behlendorf <[email protected]>2018-01-12 09:36:26 -0800
committerGitHub <[email protected]>2018-01-12 09:36:26 -0800
commite1a0850c3570ae53df5779bc656f17b98b86f160 (patch)
treed17b3ab882718b22d049cd07e7581eda2f76af7a /scripts
parent6df9f8ebd73c05da627144bcc3823e6fe980cd75 (diff)
Force ztest to always use /dev/urandom
For ztest, which is solely for testing, using a pseudo random is entirely reasonable. Using /dev/urandom ensures the system entropy pool doesn't get depleted thus stalling the testing. This is a particular problem when testing in VMs. Reviewed-by: Tim Chase <[email protected]> Reviewed by: Thomas Caputi <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Closes #7017 Closes #7036
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/zloop.sh12
1 files changed, 0 insertions, 12 deletions
diff --git a/scripts/zloop.sh b/scripts/zloop.sh
index b6f6fc994..2fcc807cd 100755
--- a/scripts/zloop.sh
+++ b/scripts/zloop.sh
@@ -148,15 +148,6 @@ function store_core
fi
}
-rngdpid=""
-function on_exit
-{
- if [ -n "$rngdpid" ]; then
- kill -9 "$rngdpid"
- fi
-}
-trap on_exit EXIT
-
# parse arguments
# expected format: zloop [-t timeout] [-c coredir] [-- extra ztest args]
coredir=$DEFAULTCOREDIR
@@ -205,9 +196,6 @@ or_die rm -f ztest.history
or_die rm -f ztest.ddt
or_die rm -f ztest.cores
-# start rngd in the background so we don't run out of entropy
-or_die read -r rngdpid < <(rngd -f -r /dev/urandom & echo $!)
-
ztrc=0 # ztest return value
foundcrashes=0 # number of crashes found so far
starttime=$(date +%s)