From: Lukas Hejtmanek <xhejtman@ics.muni.cz>
To: "Christopher S. Aker" <caker@theshore.net>
Cc: xen-devel@lists.xensource.com
Subject: Re: SWIOTLB allocation failed
Date: Tue, 4 Dec 2007 16:00:25 +0100 [thread overview]
Message-ID: <20071204150025.GD8704@ics.muni.cz> (raw)
In-Reply-To: <47556A01.6000503@theshore.net>
On Tue, Dec 04, 2007 at 09:53:53AM -0500, Christopher S. Aker wrote:
> That would attempt to assign 30 million 128k pages, or roughly 3.5 TB of
> memory towards the bounce buffer. I don't think you want that.
>
> swiotlb defaults to 32 or 64 (I forget) -- try bumping it to 128 or 256.
OK, but it still reports disabled:
[ 162.852041] Kernel command line: root=/dev/sda1 ro ip=147.251.11.44:1.2.3.4:147.251.11.1:255.255.255.128:skirit60-1:eth0:off magrathea=eth1:10.0.0.1:10.0.0.101: swiotlb=256 xencons=tty
[ 162.852392] Initializing CPU#0
[ 162.852632] PID hash table entries: 4096 (order: 12, 32768 bytes)
[ 162.852672] Xen reported: 2992.498 MHz processor.
[ 162.852697] Console: colour dummy device 80x25
[ 162.854447] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
[ 162.856471] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
[ 162.856816] Software IO TLB disabled
--
Lukáš Hejtmánek
next prev parent reply other threads:[~2007-12-04 15:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-27 13:53 SWIOTLB allocation failed Lukas Hejtmanek
2007-11-27 14:03 ` pradeep singh rautela
2007-11-27 23:34 ` Lukas Hejtmanek
2007-12-04 14:26 ` Lukas Hejtmanek
2007-12-04 14:53 ` Christopher S. Aker
2007-12-04 15:00 ` Lukas Hejtmanek [this message]
2007-11-28 3:32 ` Keir Fraser
2007-11-28 9:47 ` Lukas Hejtmanek
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