Thanks to Tom D. for pointing me this blog entry on ZFS tuning. The trick documented in this blog entry can be very useful for people who use ZFS on direct-attached storage arrays.

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ZFS’s design goal is to be self tune. So, users don’t have to tweak kernel parameters to adjust ZFS’s performance characteristics. For those who wish to live on the bleeding edge of performance, I am including my notes on using a ztune.sh script below. Note: Each workload is different and these values may or may […]

Read more "ZFS: My notes on using ztune.sh for random IO access pattern"