Re: zfs/raidz and creation pause/blocking

2016-09-22 Thread Steven Hartland
Almost certainly its TRIMing the drives try setting the sysctl vfs.zfs.vdev.trim_on_init=0 On 22/09/2016 12:54, Eugene M. Zheganin wrote: Hi. Recently I spent a lot of time setting up various zfs installations, and I got a question. Often when creating a raidz on disks considerably big (>~ 1T)

zfs/raidz and creation pause/blocking

2016-09-22 Thread Eugene M. Zheganin
Hi. Recently I spent a lot of time setting up various zfs installations, and I got a question. Often when creating a raidz on disks considerably big (>~ 1T) I'm seeing a weird stuff: "zpool create" blocks, and waits for several minutes. In the same time system is fully responsive and I can see in