Re: [PATCH 1/2] batch-write.patch

From: Andreas Dilger
Date: Mon Jul 10 2006 - 17:11:35 EST


On Jul 05, 2006 21:58 -0700, Hans Reiser wrote:
> Reiser4, FUSE, maybe XFS, and GFS2. Andreas, your support had
> conditions, so I will not characterize for you whether you said Lustre
> or you would like it. Andreas, could you look at the patch and see what
> you think?

Lustre definitely wants to be able to aggregate IOs into larger chunks
wherever possible. Having interfaces that allow this instead of going
through page-at-a-time interfaces is definitely a win. As it stands
now we have to avoid the VFS or otherwise have back-channel information
in order to ensure that large IOs remain large.

Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.

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