From: Christoph Hellwig Date: Wed, 19 May 2010 18:27:22 +0000 (-0400) Subject: mount: fix information about XFS log buffers in mount.8 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7ccfa4dd66c59b01b81e30e7789b06cf574d631a;p=util-linux mount: fix information about XFS log buffers in mount.8 Signed-off-by: Christoph Hellwig --- diff --git a/mount/mount.8 b/mount/mount.8 index 06ea3acd..093001b8 100644 --- a/mount/mount.8 +++ b/mount/mount.8 @@ -2415,13 +2415,7 @@ was specified. .BI logbufs= value Set the number of in-memory log buffers. Valid numbers range from 2-8 inclusive. -The default value is 8 buffers for filesystems with a -blocksize of 64KiB, 4 buffers for filesystems with a blocksize -of 32KiB, 3 buffers for filesystems with a blocksize of 16KiB -and 2 buffers for all other configurations. Increasing the -number of buffers may increase performance on some workloads -at the cost of the memory used for the additional log buffers -and their associated control structures. +The default value is 8 buffers for any recent kernel. .TP .BI logbsize= value Set the size of each in-memory log buffer. @@ -2429,8 +2423,7 @@ Size may be specified in bytes, or in kilobytes with a "k" suffix. Valid sizes for version 1 and version 2 logs are 16384 (16k) and 32768 (32k). Valid sizes for version 2 logs also include 65536 (64k), 131072 (128k) and 262144 (256k). -The default value for machines with more than 32MiB of memory -is 32768, machines with less memory use 16384 by default. +The default value for any recent kernel is 32768. .TP \fBlogdev=\fP\fIdevice\fP and \fBrtdev=\fP\fIdevice\fP Use an external log (metadata journal) and/or real-time device.