Notes on storage node performance optimization on ZFS

[arrogantrabbit]

The default.

ZFS stille usefull when Migration to hashstore is completed?

The file size is not what dictates optimal recordsize; how data is written is. But see below… The real reason is because I shoud have gone to sleep and not mess with crap at 2 AM, that’s why. Writes: So, here what was my thought process. I assumned (which, today’s me realized was a bullshit assumption) that hastore randomly writes small pieces to random logs. ZFS coalesces transactions into groupsp and writes all at once, but if a lot of files get a lot of small appends read-modify-write am…