Date: Thu, 24 Sep 2009 07:05:15 -0500 From: "Doug Poland" <doug@polands.org> To: "Adam Vande More" <amvandemore@gmail.com> Cc: Doug Poland <doug@polands.org>, questions@freebsd.org Subject: Re: panic: Journal overflow Message-ID: <477581fd1fd93eb97e1718180ba2cd05.squirrel@email.polands.org> In-Reply-To: <6201873e0909231907h293bfe30g90cd989f12837d71@mail.gmail.com> References: <dbd846f8f1374490bd0876134a7d83e0.squirrel@email.polands.org> <6201873e0909231907h293bfe30g90cd989f12837d71@mail.gmail.com>
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On Wed, September 23, 2009 21:07, Adam Vande More wrote: > On Wed, Sep 23, 2009 at 6:35 PM, Doug Poland <doug@polands.org> wrote: > >> Hello, >> >> I've got a 7.2-RELEASE (i386) box that has recently experienced >> several panics when writing to a gjournaled partition. On this >> particular partition, the journal device is "mixed" in with the data >> provider. In both cases, I was trying to copy a 19GB file from an >> external USB device (da1p16.journal) to the filesystem on a 3Ware >> RAID-10 (da7p0.journal). >> >> This afternoon I saw... >> >> panic: Journal overflow (joffset=xxxxxxx active=yyyyyyyy >> inactive=zzzzzz) >> cpuid = 1 >> Uptime: >> Physical memory: 1011 MB >> Dumping 351MB >> >> Fatal trap 12: page fault while in kernel mode >> cpuid = 0, apic id = 00 >> fault virtual address = 0xea60 >> fault code = supervisor write, page not present >> instructor pointer = 0x20: 0xc04715b6 >> stack pointer = 0x28: 0xe6ab0320 >> frame pointer = 0x28: 0xe6ab03bc >> code segment = base 0x0, limit 0xfffff, type 0x1b >> DPL 0, pres 1, def32 1, gran 1 >> processor eflags = interrupt enabled, resume, 10PL = 0 >> current process = 48 (gjournal da0p7) >> trap number = 12 >> >> Does this mean my journal is not big enough for the amount of >> data I'm trying to push through? > > > No, it's kinda like the journal is a is a buffer and you overflowed > it. You can address this by two methods: > > 1) slow the rate of transfer > 2) make a bigger journal > >> Any suggestions on how to resolve this? >> > > http://www.freebsd.org/doc/en_US.ISO8859-1/articles/gjournal-desktop/understanding-journaling.html > > Well, that's what I was afraid of. Looks like a training opportunity to remove and re-implement journaling on an existing partition, after backups, of course. Thanks for your help. -- Regards, Doug
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