> On Mar 31, 2022, at 4:47 PM, Holger Jakobs <holger@xxxxxxxxxx> wrote: > > The WAL is a journal itself and doesn't need another journal for safety. Therefore, a common recommendation is using ext2 (which has no journal) for the WAL partition. > > Is this correct? I could see that being reasonable. In this case I don't control number and size of drives, and have a layout where it's really best in terms of utilization to put them all into the zpool. So my options are limited to ZFS options.