I'm using ZFS with SSDs as L2ARC and intent log devices, and standard SAS drives as the main spindles, all sitting in a JBOD enclosure. It won't make purely ra

I'm using ZFS with SSDs as L2ARC and intent log devices, and standard SAS drives as the main spindles, all sitting in a JBOD enclosure. It won't make purely random reads fast, but it makes my workloads scream.