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zed: allow limiting concurrent jobs

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200ms time-out is relatively long, but if we already hit the cap,
then we'll likely be able to spawn multiple new jobs when we wake up

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #11807
This commit is contained in:
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2021-03-29 15:21:54 +02:00
committed by Brian Behlendorf
parent 02a0fa1999
commit 73218f41b4
8 changed files with 59 additions and 23 deletions
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tests/zfs-tests/include/libtest.shlib
+9 -10
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@@ -3705,8 +3705,8 @@ function zed_start
# run ZED in the background and redirect foreground logging
# output to $ZED_LOG.
log_must truncate -s 0 $ZED_DEBUG_LOG
log_must eval "zed -vF -d $ZEDLET_DIR -p $ZEDLET_DIR/zed.pid -P $PATH" \
"-s $ZEDLET_DIR/state 2>$ZED_LOG &"
log_must eval "zed -vF -d $ZEDLET_DIR -P $PATH" \
"-s $ZEDLET_DIR/state -j 1 2>$ZED_LOG &"
fi
return 0
@@ -3722,14 +3722,13 @@ function zed_stop
fi
log_note "Stopping ZED"
if [[ -f ${ZEDLET_DIR}/zed.pid ]]; then
zedpid=$(<${ZEDLET_DIR}/zed.pid)
kill $zedpid
while ps -p $zedpid > /dev/null; do
sleep 1
done
rm -f ${ZEDLET_DIR}/zed.pid
fi
while true; do
zedpids="$(pgrep -x zed)"
[ "$?" -ne 0 ] && break
log_must kill $zedpids
sleep 1
done
return 0
}