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Date: Thu, 6 Jan 2011 15:47:35 +0100 From: Jan Kara <jack@...e.cz> To: Eric Sandeen <sandeen@...hat.com> Cc: ext4 development <linux-ext4@...r.kernel.org>, Jan Kara <jack@...e.cz>, Andrew Morton <akpm@...ux-foundation.org> Subject: Re: [PATCH 0/2] ext2, ext3: speed up file create workloads On Tue 07-12-10 11:47:51, Eric Sandeen wrote: > The addition of 64k block capability in the rec_len_from_disk > and rec_len_to_disk functions added a bit of math overhead which > slows down file create workloads needlessly when the architecture > cannot even support 64k blocks, thanks to page size limits. > > The directory entry checking can also be optimized a bit > by sprinkling in some unlikely() conditions to move the > error handling out of line. > > These 2 patches speed up a bonnie++ file creation workload for > me by several percent on ext2 & ext3. Thanks. I've merged both patches into my tree. Honza -- Jan Kara <jack@...e.cz> SUSE Labs, CR -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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