On May 16, 2014, at 12:57 PM, Rune Tipsmark <[email protected]> wrote:
> Hi guys, > > After having tried various distros as mentioned and after having tried SLC > and MLC PCI-E devices as well as SSD disks I think I actually found the issue. > > Previously I had a bunch of SATA disks connected to my SAS controller as well > as a bunch of SAS disks... now that I removed the SATA disks and only have > SAS disks left I have not been able to reproduce the issue (regardless the > fact I didn't even use the SAS controller for some tests that crashes). Very > weird and what a waste of a few hundred hours of reinstalling/testing, > swapping cables, switches, memory, messing with bios settings and what have > we. > > I now have two stable pools which each write a reasonable ~430 MB/sec with > sync=always on without crashing. > > Lesson - stay far away from SATA disks on LSI 9207-4i4e Were you using a JBOD or other expander? I've *heard* you can direclty attach SATA disks to an mpt_sas board if you're careful. But generally speaking, it's operationally foolish to attach SATA drives anywhere other than to dedicated SATA ports. Thanks, Dan _______________________________________________ OmniOS-discuss mailing list [email protected] http://lists.omniti.com/mailman/listinfo/omnios-discuss
