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Update plugins/zfs/zfs_stats_

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Don't divide by zero if there is no l2arc

Error output from zfs_stats_cachehitlist:
dc: divide by zero
This commit is contained in:
Claudius Herder 2012-12-19 18:37:51 +01:00
parent 86be28e7db
commit c26049e8d2
1 changed files with 4 additions and 2 deletions
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6
plugins/zfs/zfs_stats_
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@ -109,8 +109,10 @@ else
fi
L2_ACCESSES_TOTAL=`echo "$L2_HITS+$L2_MISSES" | $BC`
L2_HIT_RATIO_PERC=`echo "scale=2 ; (100*$L2_HITS/$L2_ACCESSES_TOTAL)" | $BC`
L2_MISS_RATIO_PERC=`echo "scale=2 ; (100*$L2_MISSES/$L2_ACCESSES_TOTAL)" | $BC`
if [ $L2_ACCESSES_TOTAL -gt 0 ]; then
L2_HIT_RATIO_PERC=`echo "scale=2 ; (100*$L2_HITS/$L2_ACCESSES_TOTAL)" | $BC`
L2_MISS_RATIO_PERC=`echo "scale=2 ; (100*$L2_MISSES/$L2_ACCESSES_TOTAL)" | $BC`
fi
efficiency() {
if [ "$1" = "config" ]; then