> On 5 Feb 2019, at 23:49, Karl Denninger <k...@denninger.net> wrote: > > BTW under 12.0-STABLE (built this afternoon after the advisories came > out, with the patches) it's MUCH worse. I get the same device resets > BUT it's followed by an immediate panic which I cannot dump as it > generates a page-fault (supervisor read data, page not present) in the > mps *driver* at mpssas_send_abort+0x21.
> This precludes a dump of course since attempting to do so gives you a > double-panic (I was wondering why I didn't get a crash dump!); I'll > re-jigger the box to stick a dump device on an internal SATA device so I > can successfully get the dump when it happens and see if I can obtain a > proper crash dump on this. > > I think it's fair to assume that 12.0-STABLE should not panic on a disk > problem (unless of course the problem is trying to page something back > in -- it's not, the drive that aborts and resets is on a data pack doing > a scrub) It shouldn’t panic I imagine. >>>> mps0: Sending reset from mpssas_send_abort for target ID 37 >> 0x06 ===== = = === == Transport Statistics (rev 1) == >> 0x06 0x008 4 6 --- Number of Hardware Resets >> 0x06 0x010 4 0 --- Number of ASR Events >> 0x06 0x018 4 0 --- Number of Interface CRC Errors >> |||_ C monitored condition met >> ||__ D supports DSN >> |___ N normalized value >> >> 0x06 0x008 4 7 --- Number of Hardware Resets >> 0x06 0x010 4 0 --- Number of ASR Events >> 0x06 0x018 4 0 --- Number of Interface CRC Errors >> |||_ C monitored condition met >> ||__ D supports DSN >> |___ N normalized value >> >> Number of Hardware Resets has incremented. There are no other errors shown: What is _exactly_ that value? Is it related to the number of resets sent from the HBA _or_ the device resetting by itself? >> I'd throw possible shade at the backplane or cable /but I have already >> swapped both out for spares without any change in behavior./ What about the power supply? Borja. _______________________________________________ freebsd-stable@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
