Date: Tue, 11 Mar 2003 10:40:21 -0800 (PST) From: Nate Lawson <nate@root.org> To: Jeff Roberson <jeff@FreeBSD.org> Cc: cvs-all@FreeBSD.org, cvs-src@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: [src] cvs commit: src/sys/kern vfs_cluster.c Message-ID: <Pine.BSF.4.21.0303111039050.95631-100000@root.org> In-Reply-To: <20030311061408.A67A737B442@hub.freebsd.org>
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On Mon, 10 Mar 2003, Jeff Roberson wrote: > Modified files: > sys/kern vfs_cluster.c > Log: > - Regularize variable usage in cluster_read(). > - Issue the io that we will later block on prior to doing cluster read ahead > so that it is more likely to be ready when we block. > - Loop issuing clustered reads until we've exhausted the seq count supplied > by the file system. > - Use a sysctl tunable "vfs.read_max" to determine the maximum number of > blocks that we'll read ahead. Thank you, this is exciting. I may get a chance to do some testing on this once my 5.x box is up again. -Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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