On Thu, Jul 12, 2012 at 5:41 PM, Timothy Coalson <tsc...@mst.edu> wrote: > After rebooting to oi_151a4, and scrub, clear, scrub, the pool says > that it is completely healthy, no data errors, no device errors, no > repaired bytes (on the second scrub that is, on the first scrub there > were enough checksum errors for it to report all of the devices in one > vdev as degraded). Additionally, no mpt_sas errors in > /var/adm/messages. Created bug #2994 for it: > https://www.illumos.org/issues/2994 > > Not sure if newer firmware on the HBAs would help, but I will wait for > someone to pick up the bug before trying anything. > > Tim >
The DMA alloc failure appears to be caused by improperly constrained kernel memory usage. Probably unrelated to the driver in question, but could be related to recent ZFS changes. Perhaps ::memstat prior to the import and scrub of the pool in question may show something significant. -Albert > On Mon, Jul 9, 2012 at 5:29 PM, Timothy Coalson <tsc...@mst.edu> wrote: >> Well, I don't have the same symptoms as him, his swap was almost entirely >> used: >> >> tim@myelin2:/var/adm$ swap -lh >> swapfile dev swaplo blocks free >> /dev/zvol/dsk/rpool/swap 96,2 4K 12G 12G >> >> Though I am not logged into a desktop (it is sitting at the gdm >> greeter). This machine also doesn't have nvidia graphics, so can't >> compare there, either. >> >> Tim >> >> On Mon, Jul 9, 2012 at 5:09 PM, Bill Sommerfeld <sommerf...@alum.mit.edu> >> wrote: >>> On 07/09/12 13:17, Timothy Coalson wrote: >>>> I upgraded a machine to oi_151a5 from oi_151a4 last week, and when its >>>> weekly scrub rolled around, /var/adm/messages gathered a lot of these, >>>> in groups of dozens at a time: >>>> >>>> Jul 7 01:15:21 myelin2 scsi: [ID 107833 kern.warning] WARNING: >>>> /pci@0,0/pci8086 >>>> ,340a@3/pci1000,30c0@0 (mpt_sas0): >>>> Jul 7 01:15:21 myelin2 Unable to allocate dma memory for extra >>>> SGL. >>>> Jul 7 01:15:21 myelin2 scsi: [ID 107833 kern.warning] WARNING: >>>> /pci@0,0/pci8086 >>>> ,340a@3/pci1000,30c0@0 (mpt_sas0): >>>> Jul 7 01:15:21 myelin2 MPT SGL mem alloc failed >>> >>> so this may be completely unrelated but over on on oi-dev, someone recently >>> reported a different driver-related kernel memory allocation issue with the >>> nvidia driver with oi151a5 which he did not see with oi151a3 / 0.151.1.4 >>> >>> See http://openindiana.org/pipermail/oi-dev/2012-July/001541.html >>> >>> Coincidence? Another manifestation of the same underlying bug? >>> >>> >>> >>> _______________________________________________ >>> OpenIndiana-discuss mailing list >>> OpenIndiana-discuss@openindiana.org >>> http://openindiana.org/mailman/listinfo/openindiana-discuss > > _______________________________________________ > OpenIndiana-discuss mailing list > OpenIndiana-discuss@openindiana.org > http://openindiana.org/mailman/listinfo/openindiana-discuss _______________________________________________ OpenIndiana-discuss mailing list OpenIndiana-discuss@openindiana.org http://openindiana.org/mailman/listinfo/openindiana-discuss
