Daniel, I've created OS-5677 for this issue. https://smartos.org/bugview/OS-5677
-- Brian Bennett Systems Engineer, Cloud Operations Joyent, Inc. | www.joyent.com <http://www.joyent.com/> > On Sep 14, 2016, at 10:30 PM, Daniel Carosone <[email protected]> > wrote: > > Some further developments: > > I noticed that in addition to bios updates, there was a separate firmware > update for the marvell SE9230 that is one of the secondary controllers on the > motherboard. So I grabbed this and updated everything. > > Well, it certainly made a difference: a scrub hung within about 30s of > starting. Not quite the improvement I had been hoping for. > > However, it pointed the finger of suspicion at this controller in particular. > I rearranged all the disks around, so that none of the ones from the large > pool were on this controller. In this configuration, the pool scrubs fine. > It also does so notably faster (perhaps by 25-30%), despite 4 of the disks > now being on slower 3gbit ports. > > The ssd pool wound up on that controller instead, in this rearrangement. I > tried scrubbing that and it was very, very slow. > > So this controller is starting to smell pretty bad. > > I've been looking around at google results and it does seem to have a > collection of issues reported, with people getting highly variable results > based on config options. There was an interesting linux kernel quirk added > with iommu enabled, because it uses an undeclared second pci function id. I > now have a collection of firmware versions and option settings to try. > > Even if the controller is doing something wrong, it seems we're still losing > track of commands without reporting errors or warnings on the device. I've > uploaded a crash dump in case there are any clues there. > > smartos-discuss | Archives > <https://www.listbox.com/member/archive/184463/=now> > <https://www.listbox.com/member/archive/rss/184463/26986985-d0246faa> | > Modify <https://www.listbox.com/member/?&;> Your Subscription > <http://www.listbox.com/>
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