Dear colleagues, I have a DB server with ciss and a bunch of disks (8 SAS + 2 Intel SATA SSD).
However, this setup does not seem to support TRIM on SSDs: kstat.zfs.misc.zio_trim.bytes: 0 kstat.zfs.misc.zio_trim.success: 0 kstat.zfs.misc.zio_trim.unsupported: 418 kstat.zfs.misc.zio_trim.failed: 0 Excerpt from dmesg about SSD: da9 at ciss0 bus 0 scbus0 target 9 lun 0 da9: <COMPAQ RAID 0 OK> Fixed Direct Access SCSI-5 device da9: Serial Number PACCR9SZ7KJS da9: 135.168MB/s transfers da9: Command Queueing enabled da9: 114439MB (234371520 512 byte sectors: 255H 32S/T 28722C) da9: quirks=0x1<NO_SYNC_CACHE> da9: Delete methods: <NONE(*)> the last line bothers me... Is there any tuning I missed? Thanks! -- Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] [ FreeBSD committer: [email protected] ] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- [email protected] *** ------------------------------------------------------------------------ _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[email protected]"
