On Nov 14, 2007, at 10:13 AM, Vivek Khera wrote:
I'm running 6.2-REL. The old kernel was -p5, now without the zero
copy sockets, i'm running -p8. I'll know in a couple of days if
this is our solution.
For the archives:
Removing zero copy sockets seems to have fixed the issue. Not a
s
Vivek Khera wrote:
On Nov 13, 2007, at 7:49 PM, Kris Kennaway wrote:
notification.
In the meantime, your best bet is to disable ZERO_COPY_SOCKETS.
There is a chance this was a recent regression, previously in 7.0 they
were believed to work.
I'm running 6.2-REL. The old kernel was -p5,
On Nov 13, 2007, at 7:49 PM, Kris Kennaway wrote:
notification.
In the meantime, your best bet is to disable ZERO_COPY_SOCKETS.
There is a chance this was a recent regression, previously in 7.0
they were believed to work.
I'm running 6.2-REL. The old kernel was -p5, now without the zer
Various calls that downgrade permissions or virtually copy a pmap in
pmap.c now remove PG_W (and did not 6 months ago). This may be the
cause of the regression. It would probably be better (and faster) if
the pages were "held" instead of wired.
-Kip
On Nov 13, 2007 4:49 PM, Kris Kennaway <[EM
Kip Macy wrote:
Unfortunately, ZERO_COPY_SOCKETs have long been a known source of
problems. I think also, when a page is copied as part of COW the new
page is unwired (see pmap_copy et al.), this could lead to
socow_iodone unwiring after send a page that was not wired. An added
issue is that part
On Nov 13, 2007, at 5:13 PM, Kip Macy wrote:
In the meantime, your best bet is to disable ZERO_COPY_SOCKETS.
Thanks for the info. I'm putting the new kernel in place and will see
what happens and report back.
___
freebsd-stable@freebsd.org mail
Unfortunately, ZERO_COPY_SOCKETs have long been a known source of
problems. I think also, when a page is copied as part of COW the new
page is unwired (see pmap_copy et al.), this could lead to
socow_iodone unwiring after send a page that was not wired. An added
issue is that parts of the VM assume
On 11/13/07, Vivek Khera <[EMAIL PROTECTED]> wrote:
>
> On Nov 13, 2007, at 4:50 PM, Vlad GALU wrote:
>
> >>vmio = 1
> >>offset = Unhandled dwarf expression opcode 0x93
> >> (kgdb)
> >>
> >
> >Do you happen to have ZERO_COPY_SOCKETS in your kernel config?
> >
> >
>
> Yes, I do.
On Nov 13, 2007, at 4:50 PM, Vlad GALU wrote:
vmio = 1
offset = Unhandled dwarf expression opcode 0x93
(kgdb)
Do you happen to have ZERO_COPY_SOCKETS in your kernel config?
Yes, I do. Are they known to be bad under certain loads or just in
general. I don't have this
/lorax1/usr6/src/sys/
> KCI32SMP i386
>
>
> The last week or so, it has been crashing regularly. Sometimes twice
> per day, and sometimes it runs for two days without a problem. I
> finally managed to make it dump a crashlog and core, and discovered
> that the panic was:
>
>
larly. Sometimes twice
per day, and sometimes it runs for two days without a problem. I
finally managed to make it dump a crashlog and core, and discovered
that the panic was:
reboot after panic: vm_page_unwire: invalid wire count: 0
I google around and found one old PR #33637 which had a patc
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