Device timeouts(?) with LSI SAS3008 on mpr(4)

[Yamagi Burmeister]

On Mon, 13 Jul 2015 10:13:32 +0100
Steven Hartland <killing at multiplay.co.uk> wrote:

> What do you see from:
> sysctl -a | grep -E '(delete|trim)'

% sysctl -a | grep -E '(delete|trim)'
kern.geom.dev.delete_max_sectors: 262144
kern.cam.da.1.delete_max: 8589803520
kern.cam.da.1.delete_method: ATA_TRIM
kern.cam.da.8.delete_max: 12884705280
kern.cam.da.8.delete_method: ATA_TRIM
kern.cam.da.9.delete_max: 12884705280
kern.cam.da.9.delete_method: ATA_TRIM
kern.cam.da.3.delete_max: 12884705280
kern.cam.da.3.delete_method: ATA_TRIM
kern.cam.da.12.delete_max: 12884705280
kern.cam.da.12.delete_method: ATA_TRIM
kern.cam.da.7.delete_max: 12884705280
kern.cam.da.7.delete_method: ATA_TRIM
kern.cam.da.2.delete_max: 12884705280
kern.cam.da.2.delete_method: ATA_TRIM
kern.cam.da.11.delete_max: 12884705280
kern.cam.da.11.delete_method: ATA_TRIM
kern.cam.da.6.delete_max: 12884705280
kern.cam.da.6.delete_method: ATA_TRIM
kern.cam.da.10.delete_max: 12884705280
kern.cam.da.10.delete_method: ATA_TRIM
kern.cam.da.5.delete_max: 12884705280
kern.cam.da.5.delete_method: ATA_TRIM
kern.cam.da.0.delete_max: 8589803520
kern.cam.da.0.delete_method: ATA_TRIM
kern.cam.da.4.delete_max: 12884705280
kern.cam.da.4.delete_method: ATA_TRIM
vfs.zfs.trim.max_interval: 1
vfs.zfs.trim.timeout: 30
vfs.zfs.trim.txg_delay: 32
vfs.zfs.trim.enabled: 1
vfs.zfs.vdev.trim_max_pending: 10000
vfs.zfs.vdev.bio_delete_disable: 0
vfs.zfs.vdev.trim_max_active: 64
vfs.zfs.vdev.trim_min_active: 1
vfs.zfs.vdev.trim_on_init: 1
kstat.zfs.misc.arcstats.deleted: 289783817
kstat.zfs.misc.zio_trim.failed: 431
kstat.zfs.misc.zio_trim.unsupported: 0
kstat.zfs.misc.zio_trim.success: 6457142235
kstat.zfs.misc.zio_trim.bytes: 88207753330688


> Also while your seeing time-outs what does the output from gstat -d -p 
> look like?

I'll try to get that data but it may take a while. 

Thank you,
Yamagi

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