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Date: Fri, 16 Dec 2011 21:16:05 +0100 From: Jens Axboe <axboe@...nel.dk> To: Christoph Hellwig <hch@...radead.org> CC: Shaohua Li <shaohua.li@...el.com>, lkml <linux-kernel@...r.kernel.org> Subject: Re: [patch 2/2]block: recursive merge requests On 2011-12-16 20:34, Christoph Hellwig wrote: > On Fri, Dec 16, 2011 at 09:52:43AM +0800, Shaohua Li wrote: >> With recursive merge below, the workload throughput gets improved 20% >> and context switch drops 60%. > > What workload and what filesystem? It shouldn't really matter for the quoted case, where you have 2 processes issuing interleaved reads. -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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