Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-14 Thread Alex Zbyslaw
Paul Saab wrote: The amr driver was not MPSAFE in 5.4 (i think) so you would not have run into these problems. You should be able to just take the driver from RELENG_6 and use it on a released branch. If it doesn't compile, let me know and I'll generate you a tarball or diff that will work.

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Paul Saab
The amr driver was not MPSAFE in 5.4 (i think) so you would not have run into these problems. You should be able to just take the driver from RELENG_6 and use it on a released branch. If it doesn't compile, let me know and I'll generate you a tarball or diff that will work. We had major issu

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Matthew Hagerty
Andrew MacIntyre wrote: Alex Zbyslaw wrote: {...} Several times now I have had Linux servers (and production quality ones, not built by me ones :-)) die in a somewhat similar fashion. In every case the cause has been either a flaky disk or a flaky disk controller, or some combination. I'v

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Matthew Hagerty
Did these serious race conditions exist in 5.4 also? This is not good news and it would be nice if there was some place to find out about what hardware drivers are considered stable for production servers. I always assumed that this was the function of the supported hardware page. Is this no

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Matthew Hagerty
Andrew MacIntyre wrote: Alex Zbyslaw wrote: {...} Several times now I have had Linux servers (and production quality ones, not built by me ones :-)) die in a somewhat similar fashion. In every case the cause has been either a flaky disk or a flaky disk controller, or some combination. I'v

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Andrew MacIntyre
Alex Zbyslaw wrote: {...} Several times now I have had Linux servers (and production quality ones, not built by me ones :-)) die in a somewhat similar fashion. In every case the cause has been either a flaky disk or a flaky disk controller, or some combination. I've seen an instance of som

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Paul Saab
There are serious race conditions with amr in 6.0 that can cause serious hangs. I suggest you take the amr driver from RELENG_6 and try that. Matthew Hagerty wrote: Greetings, I'm running 6.0-RELEASE-p5 on a Toshiba built server: dual Xeon Intel motherboard with a LSILogic MegaRAID (amr0) co

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread soralx
> > Hmm, that just seems odd that a disk controller just vanishing would > > not cause some sort of console message? Even if the disk device is > > gone, /dev/console should still be intact to display an error, no? > > Also, a disk device that is all of a sudden missing seems pretty > > ser

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Alex Zbyslaw
Matthew Hagerty wrote: Alex Zbyslaw wrote: Matthew Hagerty wrote: Can anyone shed some light on this, give me some options to try? What happened to kernel panics and such when there were serious errors going on? The only glimmer of information I have is that *one* time there was an error

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread John Baldwin
On Thursday 13 April 2006 15:15, Julian Elischer wrote: > Matthew Hagerty wrote: > > > John Baldwin wrote: > > > >> On Thursday 13 April 2006 14:17, Matthew Hagerty wrote: > >> > >> > >>> Greetings, > >>> > >>> I'm running 6.0-RELEASE-p5 on a Toshiba built server: dual Xeon > >>> Intel motherbo

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Julian Elischer
Matthew Hagerty wrote: John Baldwin wrote: On Thursday 13 April 2006 14:17, Matthew Hagerty wrote: Greetings, I'm running 6.0-RELEASE-p5 on a Toshiba built server: dual Xeon Intel motherboard with a LSILogic MegaRAID (amr0) controller. This machine has been running for about 2 years no

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Matthew Hagerty
Alex Zbyslaw wrote: Matthew Hagerty wrote: Can anyone shed some light on this, give me some options to try? What happened to kernel panics and such when there were serious errors going on? The only glimmer of information I have is that *one* time there was an error on the console about ther

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Matthew Hagerty
John Baldwin wrote: On Thursday 13 April 2006 14:17, Matthew Hagerty wrote: Greetings, I'm running 6.0-RELEASE-p5 on a Toshiba built server: dual Xeon Intel motherboard with a LSILogic MegaRAID (amr0) controller. This machine has been running for about 2 years now, and was very stable unt

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Alex Zbyslaw
Matthew Hagerty wrote: Can anyone shed some light on this, give me some options to try? What happened to kernel panics and such when there were serious errors going on? The only glimmer of information I have is that *one* time there was an error on the console about there not being any RAID

Re: FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread John Baldwin
On Thursday 13 April 2006 14:17, Matthew Hagerty wrote: > Greetings, > > I'm running 6.0-RELEASE-p5 on a Toshiba built server: dual Xeon Intel > motherboard with a LSILogic MegaRAID (amr0) controller. This machine > has been running for about 2 years now, and was very stable until I > updated

FreeBSD Crash without Errors, Warnings, or Panics

2006-04-13 Thread Matthew Hagerty
Greetings, I'm running 6.0-RELEASE-p5 on a Toshiba built server: dual Xeon Intel motherboard with a LSILogic MegaRAID (amr0) controller. This machine has been running for about 2 years now, and was very stable until I updated from 5.3 to 5.4, and now 6.0. The crashing seems to be totally ra