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From: Oliver <oli1417@hallo.ms>
To: linux-btrfs@vger.kernel.org
Subject: Re: Soft lockup by using 256K sizes
Date: Sun, 12 Jul 2009 11:26:00 +0200	[thread overview]
Message-ID: <200907121126.01550.oli1417@hallo.ms> (raw)
In-Reply-To: <56419.75.80.183.92.1247274694.squirrel@www.whisperpc.com>

Hello, 

Thanks a lot the explanations. In the v0.18 version used I indeed hit patch #1. The other patches don't seem to (may be in v0.19 ?).

Cheers, Oliver

On Saturday 11 July 2009 03:11:34 ashford@whisperpc.com wrote:
> Oliver,
> 
> > I just tried btrfs with a big blocksize (-n,-l,-s) of 256K. Creating the fs
> > worked Ok. I had to put all three -n,-l,-s options to 256K, otherwise
> > mkfs.btrfs complained. But mounting results in a soft lockup (reproducible).
> > It's not the latest btrfs version however. The details are shown below.
> 
> The problem is that the block size is being set to a value that's larger than
> the memory page size.  This is not supported.  I sent in some validation
> patches for the MKFS command in January, but they may not have been tested &
> integrated yet.
> 
> Good luck.
> 
> Peter Ashford
> 
> 


  reply	other threads:[~2009-07-12  9:26 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-11  0:20 Soft lockup by using 256K sizes oli1417
2009-07-11  1:11 ` ashford
2009-07-12  9:26   ` Oliver [this message]
2009-07-11  1:54 ` Yan Zheng

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