On Mon, Jul 27, 2015 at 10:59:02AM -0500, Aaron Poffenberger wrote:
> dmesg from a box that was en route to becoming a FreeNAS system. Everything
> I cared about as far as networking and disk management worked with one
> issue. smartctl was uneven about whether it get could get stats from the
> disks connected throught the LSI (mpii0).
> 
> The first two requests would work. Usually the third and subsequent would
> fail. Disk r/w operations would continue to work without issue.
> 
> --Aaron

Not easy to tell without seeing disklabel/bioctl output:
Are you running softraid crypto on top of softraid raid1?

My question is unrelated to your smartctl question.
I'm just asking because AFAIK stacking softraid volumes is not supported yet.

> sd0 at scsibus2 targ 0 lun 0: <ATA, HGST HDN724040AL, MJAO> SCSI3 0/direct
> fixed naa.5000cca249d4800d
> sd0: 3815447MB, 512 bytes/sector, 7814037168 sectors
> sd1 at scsibus2 targ 1 lun 0: <ATA, HGST HDN724040AL, MJAO> SCSI3 0/direct
> fixed naa.5000cca249d4599d
> sd1: 3815447MB, 512 bytes/sector, 7814037168 sectors
> ahci1 at pci0 dev 24 function 0 "Intel Atom C2000 AHCI" rev 0x02: msi, AHCI
> 1.3
> scsibus3 at ahci1: 32 targets
> sd2 at scsibus3 targ 0 lun 0: <ATA, OCZ-VERTEX3, 2.22> SCSI3 0/direct fixed
> naa.5e83a97e9c46465c
> sd2: 85857MB, 512 bytes/sector, 175836528 sectors, thin

> sd3 at scsibus1 targ 0 lun 0: <ATA, HGST HDN724040AL, A5E0> SCSI4 0/direct
> fixed naa.5000cca24cdd740e
> sd3: 3815447MB, 512 bytes/sector, 7814037168 sectors
> sd4 at scsibus1 targ 1 lun 0: <ATA, HGST HDN724040AL, A5E0> SCSI4 0/direct
> fixed naa.5000cca24cdc2af9
> sd4: 3815447MB, 512 bytes/sector, 7814037168 sectors
> sd5 at scsibus1 targ 2 lun 0: <ATA, HGST HDS724040AL, A580> SCSI4 0/direct
> fixed naa.5000cca23df04379
> sd5: 3815447MB, 512 bytes/sector, 7814037168 sectors
> sd6 at scsibus1 targ 3 lun 0: <ATA, HGST HDS724040AL, A580> SCSI4 0/direct
> fixed naa.5000cca24cc22026
> sd6: 3815447MB, 512 bytes/sector, 7814037168 sectors

> sd7 at scsibus5 targ 1 lun 0: <OPENBSD, SR RAID 1, 005> SCSI2 0/direct fixed
> sd7: 3815447MB, 512 bytes/sector, 7814036576 sectors
> softraid0: volume sd7 is roaming, it used to be sd5, updating metadata
> softraid0: roaming device sd2a -> sd4a
> sd8 at scsibus5 targ 2 lun 0: <OPENBSD, SR RAID 1, 005> SCSI2 0/direct fixed
> sd8: 3815447MB, 512 bytes/sector, 7814036576 sectors
> softraid0: volume sd8 is roaming, it used to be sd6, updating metadata
> softraid0: roaming device sd1a -> sd5a
> softraid0: roaming device sd0a -> sd6a
> sd9 at scsibus5 targ 3 lun 0: <OPENBSD, SR RAID 1, 005> SCSI2 0/direct fixed
> sd9: 3815447MB, 512 bytes/sector, 7814036576 sectors
> softraid0: volume sd9 is roaming, it used to be sd7, updating metadata
> softraid0: roaming device sd4a -> sd0a
> softraid0: roaming device sd3a -> sd1a
> root on sd2a (30a8a089ec1d5993.a) swap on sd2b dump on sd2b
> sd10 at scsibus5 targ 4 lun 0: <OPENBSD, SR CRYPTO, 005> SCSI2 0/direct
> fixed
> sd10: 3815447MB, 512 bytes/sector, 7814035984 sectors
> softraid0: volume sd10 is roaming, it used to be sd7, updating metadata
> softraid0: roaming device sd5a -> sd7a
> sd11 at scsibus5 targ 5 lun 0: <OPENBSD, SR CRYPTO, 005> SCSI2 0/direct
> fixed
> sd11: 3815447MB, 512 bytes/sector, 7814035984 sectors
> softraid0: volume sd11 is roaming, it used to be sd8, updating metadata
> softraid0: roaming device sd6a -> sd8a
> sd12 at scsibus5 targ 6 lun 0: <OPENBSD, SR CRYPTO, 005> SCSI2 0/direct
> fixed
> sd12: 3815447MB, 512 bytes/sector, 7814035984 sectors
> softraid0: volume sd12 is roaming, it used to be sd10, updating metadata
> softraid0: roaming device sd7a -> sd9a
> hw.sensors.cpu0.temp0=40.00 degC
> hw.sensors.softraid0.drive0=online (sd7), OK
> hw.sensors.softraid0.drive1=online (sd8), OK
> hw.sensors.softraid0.drive2=online (sd9), OK
> hw.sensors.softraid0.drive3=online (sd10), OK
> hw.sensors.softraid0.drive4=online (sd11), OK
> hw.sensors.softraid0.drive5=online (sd12), OK

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