From: sandeen@sandeen.net Subject: Re: 64k Page size + ext3 errors Date: Sun, 27 Jul 2008 20:52:05 -0500 (CDT) Message-ID: <65201.98.240.208.105.1217209925.squirrel@sandeen.net> References: <576234.24141.qm@web81307.mail.mud.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-raid@vger.kernel.org, linux-ext4@vger.kernel.org To: "tirumalareddy marri" Return-path: In-Reply-To: <576234.24141.qm@web81307.mail.mud.yahoo.com> Sender: linux-raid-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org > I am using HW accelerated XOR engine for RAID-5 . I am seeing EXT3-fs > errors when I use 64K page size. When I use 4K page size I don't see = any > issue. As many of you know, we=A0will get better performance when we = store > bigger files like videos. Do you think it is specific to the filesystem on raid-5? Have you test= ed w/o md? I'd be a little surprised if the problem is at the raid layer = (so cc'ing the ext3/4 list), but maybe you tested that already. Which arch is it, and which kernel? How big is the filesystem? With f= ull geometry information it might be easier for someone to reproduce & debu= g. Thanks, -Eric > When I copy 128MB size files using 64k page size no issues seen. When= I > tried to copy 1.8 GB file with 64KB page size support I am seeing the > following errors. Any clue what could be wrong. > =A0 > Errors 1: > EXT3-fs error (device md0): ext3_new_block: Allocating block in syste= m > zone - blocks from 65533, length 1 > EXT3-fs error (device md0): ext3_new_block: Allocating block in syste= m > zone - blocks from 65534, length 1 > =A0 > =A0 > Errors2: > EXT3-fs error (device md0): ext3_readdir: bad entry in directory #2: > rec_len % 4 !=3D 0 - offset=3D0, inode=3D3040 > > =A0 > Thanks in Advance, > Marri -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html