Date: Fri, 28 Dec 2001 14:11:32 -0500 From: Bosko Milekic <bmilekic@technokratis.com> To: "Julien B." <jbe@cpu.ath.cx> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: NFS crashs with low kern.ipc.nmbclusters Message-ID: <20011228141132.B35188@technokratis.com> In-Reply-To: <20011228140310.A2232@harimandir>; from jbe@cpu.ath.cx on Fri, Dec 28, 2001 at 02:03:10PM %2B0100 References: <20011228140310.A2232@harimandir>
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On Fri, Dec 28, 2001 at 02:03:10PM +0100, Julien B. wrote: > I have recently had my system crashing under high NFS load. I could reproduce > it with no problem, and it seams to happen with 1 NFSv3 linux client, uploading > big files (the crash happens after 300-400 Mbytes). Note that i've had the > same "success" with -STABLE and 4.4-RELEASE. > Just before crashing, syslog says "m_clalloc failed, consider increase > NMBCLUSTERS value", and the system crashs a couple of seconds later. > I did change the value of NMBCLUSTERS to 8192 (default is something around > 1024), and it really fixed that problem. > Is this usual to see systems crashing after unsuccessful m_clalloc() calls ? No, it is no longer usual. Please provide a stack trace. I have a feeling you may be crashing somewhere in the NFS code that does not check for a NULL being returned from m_clalloc. > -- > Regards > > Julien B -- Bosko Milekic bmilekic@FreeBSD.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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