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Change the default 'zfs_dedup_prefetch' value to '0'
authorAlexey Smirnoff <fling@member.fsf.org>
Sat, 30 Aug 2014 02:13:26 +0000 (09:13 +0700)
committerBrian Behlendorf <behlendorf1@llnl.gov>
Thu, 4 Sep 2014 16:50:45 +0000 (09:50 -0700)
commit0dfc732416922e1dd59028fa900d38d04dceaa12
tree55e1b0db957edd9673866508b0dc63d6a93bca56tree
parent287be44f536e27d377518badd2bd8e2758db2be6commit | diff
Change the default 'zfs_dedup_prefetch' value to '0'

This gives a huge performance improvement in operations with deduped
datasets especially when the bottleneck is the amount of ram
available for zfs.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #2639
man/man5/zfs-module-parameters.5 diff | blob | blame | history
module/zfs/ddt.c diff | blob | blame | history
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