Date: Wed, 15 Dec 2010 23:55:40 +0100 From: Jeremie Le Hen <jeremie@le-hen.org> To: Andriy Gapon <avg@freebsd.org> Cc: freebsd-stable@freebsd.org, Jeremie Le Hen <jeremie@le-hen.org> Subject: Re: Panic in ZFS layer on 8.1-STABLE Message-ID: <20101215225540.GD8734@felucia.tataz.chchile.org> In-Reply-To: <4D08FAD9.4010300@freebsd.org> References: <20101215082837.GA8734@felucia.tataz.chchile.org> <4D08FAD9.4010300@freebsd.org>
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On Wed, Dec 15, 2010 at 07:28:57PM +0200, Andriy Gapon wrote: > on 15/12/2010 10:28 Jeremie Le Hen said the following: > > Hi, > > > > [ Please Cc: me when replying, as I'm not subscribed to -stable@. ] > > > > My filer at home runs FreeBSD. A single data RAID-1 zpool with 10~15 > > datasets, two of them using compression. Over the night, I got the > > following panic: > > Thanks for the stack trace! > But where is the promised panic message? :) Eheh, sorry for this :-). > I suspect that you ran out of kernel address space. > You'd probably have to tune your system and/or add more memory. > Please research this topic via mailing lists archives. You guessed right! panic: kmem_malloc(114688): kmem_map too small: 775847936 total allocated I think running a 64 bits kernel would help a lot in that case. Unfortunately I don't think my CPU supports the instruction set: CPU: Intel(R) Core(TM)2 CPU 6320 @ 1.86GHz (1869.88-MHz 686-class CPU) Origin = "GenuineIntel" Id = 0x6f6 Family = 6 Model = f Stepping = 6 Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> Features2=0xe3bd<SSE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM> AMD Features=0x20000000<LM> AMD Features2=0x1<LAHF> TSC: P-state invariant I will look into the wiki about ZFS tuning. Thanks, -- Jeremie Le Hen Humans are born free and equal. But some are more equal than others. Coluche
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