Date: Thu, 2 Jun 2011 12:44:49 -0700 From: Artem Belevich <art@freebsd.org> To: Torfinn Ingolfsen <torfinn.ingolfsen@broadpark.no> Cc: freebsd-stable@freebsd.org Subject: Re: Fileserver panic - FreeBSD 8.1-stable and zfs Message-ID: <BANLkTimZoBS7SJdOHa3KRRp1%2Bnt0ecyChQ@mail.gmail.com> In-Reply-To: <20110602213116.425400b6.torfinn.ingolfsen@broadpark.no> References: <20110602213116.425400b6.torfinn.ingolfsen@broadpark.no>
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On Thu, Jun 2, 2011 at 12:31 PM, Torfinn Ingolfsen <torfinn.ingolfsen@broadpark.no> wrote: > FYI, in case it is interesting > my zfs fileserver[1] just had a panic: (transcribed from screen) > panic: kmem_malloc(131072): kmem_map too small: 1324613632 total allocate= d > cpuid =3D 1 It's probably one of the most frequently reported issues with ZFS. While things got quite a bit better lately, you still need to bump up kernel VM size with vm.kmem_size tunable. I typically set vm.kmem_size tunable to ~2x physical memory size. > The machine runs: > root@kg-f2# uname -a > FreeBSD kg-f2.kg4.no 8.1-STABLE FreeBSD 8.1-STABLE #4: Fri Oct 29 12:11:4= 8 CEST 2010 =A0 =A0 root@kg-f2.kg4.no:/usr/obj/usr/src/sys/GENERIC =A0amd64 In general you may want to update to the latest -stable. There were a lot of ZFS fixes committed. --Artem
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