misc/75510: panic: kmem_malloc(4096): kmem_map too small

Mark Cullen mark.cullen at dsl.pipex.com
Mon Dec 27 12:06:02 PST 2004


Sharon Hurd wrote:
> The following reply was made to PR misc/75510; it has been noted by GNATS.
> 
> From: Sharon Hurd <dominoe at sasktel.net>
> To: freebsd-gnats-submit at FreeBSD.org, rob at synchro.net
> Cc:  
> Subject: Re: misc/75510: panic: kmem_malloc(4096): kmem_map too small
> Date: Mon, 27 Dec 2004 13:47:03 -0600
> 
>  This is a multi-part message in MIME format.
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>  The program in question (Synchronet) does not exhibit this behaviour when using NFS or a local UFS or UFS2 filesystem... I've been running it for a couple years now on both setups without issue.  Further, it doesn't use the kvm interface itself.  Does smbfs really need that much kernel memory?  This sounds somewhat like a memory leak in smbfs... not that I see offhand where it uses kvm either.
>  
>  
>  --Boundary_(ID_aWXkwFL+ok7p/STGmaBrHA)
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>  <DIV><FONT face=Arial size=2>The program in question (Synchronet) does not 
>  exhibit this behaviour when using NFS or a local UFS or UFS2 filesystem... I've 
>  been running it for a couple years now on both setups without issue.&nbsp; 
>  Further, it doesn't use the kvm interface itself.&nbsp; Does smbfs really need 
>  that much kernel memory?&nbsp; This sounds somewhat like a memory leak in 
>  smbfs... not that I see offhand where it uses kvm either.</FONT></DIV>
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>  

I hope this is the right way to reply. I had a panic, same message, with 
5.x for a long time. Kept posting but no one seemed to be able to offer 
much advice. Just thought I would add that I was mounting something with 
smbfs too, although since I didn't know it was smbfs I was always using 
it... you may be on to something? :) In the end I got fed up and went 
back to 4.x, which has been up twice as long so far BUT I don't have the 
samba share mounted ;) If it's worth trying to see if it panics after a 
while with smbfs, even on 4.x, I could do that.

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