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Tag Archives: cache

Bonnie++ benchmarks on ZFS


Summary Version 1.96 Sequential Output Sequential Input Random Seeks Sequential Create Random Create Size Per Char Block Rewrite Per Char Block Num Files Create Read Delete Create Read Delete K/sec % CPU K/sec % CPU K/sec % CPU K/sec % CPU K/sec % CPU /sec % CPU /sec % CPU /sec % CPU /sec % […]

Adding cache device to ZFS


I went ahead and bought this USB stick to put in the back of my Portwell machine. The idea is to use it as a device cache to speed up my ZFS tank. Based on this post by Alexander Leidinger, it should reduce latency (when data is in the cache), but not otherwise. I was […]