Re: Poor read performance on high-end server

2010-08-08 Thread Andi Kleen
Jens Axboe ax...@kernel.dk writes: Also, I didn't see Chris mention this, but if you have a newer intel box you can use hw accellerated crc32c instead. For some reason my test box always loads crc32c and not crc32c-intel, so I need to do that manually. I have a patch for that, will post it

Re: Poor read performance on high-end server

2010-08-08 Thread Jens Axboe
On 08/08/2010 03:18 AM, Andi Kleen wrote: Jens Axboe ax...@kernel.dk writes: Also, I didn't see Chris mention this, but if you have a newer intel box you can use hw accellerated crc32c instead. For some reason my test box always loads crc32c and not crc32c-intel, so I need to do that

Fwd: btrfsck: checksum verify failed

2010-08-08 Thread Evert Vorster
-- Forwarded message -- From: Evert Vorster evors...@gmail.com Date: Sun, Aug 8, 2010 at 1:18 PM Subject: btrfsck: checksum verify failed To: linux-btrfs@vger.kernel.org Hi there. I have a btrfs on a raw device. (/dev/sda insted of in a partition, like /dev/sda1 ) The device in

quick question...

2010-08-08 Thread Evert Vorster
Hi there. Has anybody got a btrfs root filesystem that is running on a bare block device? Would lilo be able to boot an initramfs that is living on such a filesystem? What I intend to do is to erase all the partitions off my system, make a btrfs volume on /dev/sda, and then just use subvolumes

Re: quick question...

2010-08-08 Thread C Anthony Risinger
i'm not an expert, but ill do my best to answer. replies interspersed below. On Sun, Aug 8, 2010 at 8:57 PM, Evert Vorster evors...@gmail.com wrote: Hi there. Has anybody got a btrfs root filesystem that is running on a bare block device? Would lilo be able to boot an initramfs that is