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author | Christoph Hellwig | 2010-05-19 20:27:22 +0200 |
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committer | Karel Zak | 2010-05-28 14:29:07 +0200 |
commit | 7ccfa4dd66c59b01b81e30e7789b06cf574d631a (patch) | |
tree | a82227a5bd83faf7dfbb331477a032cca85f9d9f /mount/mount.8 | |
parent | build-sys: replace ../ with $top_srcdir (diff) | |
download | kernel-qcow2-util-linux-7ccfa4dd66c59b01b81e30e7789b06cf574d631a.tar.gz kernel-qcow2-util-linux-7ccfa4dd66c59b01b81e30e7789b06cf574d631a.tar.xz kernel-qcow2-util-linux-7ccfa4dd66c59b01b81e30e7789b06cf574d631a.zip |
mount: fix information about XFS log buffers in mount.8
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'mount/mount.8')
-rw-r--r-- | mount/mount.8 | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/mount/mount.8 b/mount/mount.8 index 06ea3acd2..093001b84 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. |