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Re: xfsdump -- not enough memory to dump attributes? w/>20G free -- how

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>, "Linda A. Walsh" <xfs@xxxxxxxxx>
Subject: Re: xfsdump -- not enough memory to dump attributes? w/>20G free -- how much does it need?
From: Stewart Smith <stewart@xxxxxxxxxxxxxxxx>
Date: Wed, 26 May 2010 13:01:03 +1000
Cc: xfs-oss <xfs@xxxxxxxxxxx>
In-reply-to: <20100525164244.GB18666@xxxxxxxxxxxxx>
References: <4BF7D787.4020903@xxxxxxxxx> <20100525164244.GB18666@xxxxxxxxxxxxx>
User-agent: Notmuch/0.3.1-17-gc50524e (http://notmuchmail.org) Emacs/23.1.1 (x86_64-pc-linux-gnu)
On Tue, 25 May 2010 12:42:44 -0400, Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
> On Sat, May 22, 2010 at 06:09:27AM -0700, Linda A. Walsh wrote:
> > I've seen the problem in the dump below and was wondering what could  
> > possibly cause this -- because
> > shows loads of free memory (>20G)...  how much memory do non-root  
> > attributes take to dump?
> 
> The error comes directly from the libhandle listing routine, which
> is a straight forward wrapper around the kernel syscall in current
> xfsprogs.
> 
> What xfsprogs version are you using?  I noticed your xfsdump is
> rather old, so making sure you have recent XFS userspace and
> possibly also the kernel would help debugging this.

I just saw this last night. All from ubuntu lucid:
xfsdump 3.0.4
Linux willster 2.6.32-22-generic #33-Ubuntu SMP Wed Apr 28 13:28:05 UTC 2010 
x86_64 GNU/Linux

> Also can you check using strace if the ENOMEM comes directly from
> the attr_list_by_handle ioctl?

Will try another dump tonight with strace on and see if i get it.

-- 
Stewart Smith

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