Re: Freebsd 8.0 kmem map too small

You can try disabling ZIO_USE_UMA in sys/modules/zfs/Makefile

Comment out following line in that file:
CFLAGS+=3D-DZIO_USE_UMA

This should revert memory allocation method back to its previous mode.
Let us know whether it helps or not.

--Artem



On Mon, May 10, 2010 at 4:14 PM, Richard Perini <[e-mail]> wrote:
> On Wed, May 05, 2010 at 03:33:02PM +0200, Pawel Jakub Dawidek wrote:
>> On Wed, May 05, 2010 at 10:46:31AM +0200, Giulio Ferro wrote:
>> > On 05.05.2010 09:52, Jeremy Chadwick wrote:
>> >
>> > Nope, it's happened again... Now I've tried to rise vm.kmem_size to 6G=
....
>> >
>
> [ ... ]
>
>> Could you try to track down the commit that is causing your problems?
>> Could you try 8-STABLE kernel from before r206815?
>
> A quick note to say "same here", but on i386.
>
> FreeBSD 8.0-STABLE as of 8/5/2010 paniced last night with same symptoms,
> approx 48 hours uptime.
>
> Previous kernel was FreeBSD 8.0-STABLE from Sun Mar =A07 14:31:45 EST 201=
0,
> perfectly stable for intervening 2 months, about 2 months uptime.
>
> Please let me know if full details would help (as opposed to just adding =
noise :-)
>
> --
> Richard Perini =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
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