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From: zkabelac@sourceware.org
To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org
Subject: LVM2 ./WHATS_NEW_DM man/dmsetup.8.in
Date: Mon, 09 Jan 2012 12:28:00 -0000 [thread overview]
Message-ID: <20120109122848.30047.qmail@sourceware.org> (raw)
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: zkabelac@sourceware.org 2012-01-09 12:28:47
Modified files:
. : WHATS_NEW_DM
man : dmsetup.8.in
Log message:
Improve readahead in dmsetup man page
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/WHATS_NEW_DM.diff?cvsroot=lvm2&r1=1.527&r2=1.528
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/man/dmsetup.8.in.diff?cvsroot=lvm2&r1=1.47&r2=1.48
--- LVM2/WHATS_NEW_DM 2012/01/09 12:26:14 1.527
+++ LVM2/WHATS_NEW_DM 2012/01/09 12:28:47 1.528
@@ -1,5 +1,6 @@
Version 1.02.68 -
==================================
+ Improve dmsetup man page about readahead parameter.
Use sysfs to set/get of read-ahead setting if possible.
Fix lvm2-monitor init script to use normalized output when using vgs.
Add test for max length (DM_MAX_TYPE_NAME) of target type name.
--- LVM2/man/dmsetup.8.in 2011/11/30 22:32:37 1.47
+++ LVM2/man/dmsetup.8.in 2012/01/09 12:28:47 1.48
@@ -15,6 +15,8 @@
.RS
.IR table_file ]
.RB [{ \-\-addnodeoncreate | \-\-addnodeonresume }]
+.RB [ \-\-readahead
+.RI [ \+ ]< sectors >| auto | none ]
.RE
.br
.B dmsetup deps
@@ -85,6 +87,10 @@
.B dmsetup resume
.I device_name
.RB [{ \-\-addnodeoncreate | \-\-addnodeonresume }]
+.RS
+.RB [ \-\-readahead
+.RI [ \+ ]< sectors >| auto | none ]
+.RE
.br
.B dmsetup setgeometry
.I device_name cyl head sect start
@@ -202,11 +208,11 @@
.TP
.IR \fB\-\-readahead \ [ \+ ]< sectors >| auto | none
Specify read ahead size in units of sectors.
-The default value is "auto" which allows the kernel to choose
-a suitable value automatically. The + prefix lets you
+The default value is \fIauto\fP which allows the kernel to choose
+a suitable value automatically. The \fI\+\fP prefix lets you
specify a minimum value which will not be used if it is
smaller than the value chosen by the kernel.
-"None" is equivalent to specifying zero.
+The value \fInone\fP is equivalent to specifying zero.
.TP
.BR \-r | \-\-readonly
Set the table being loaded read-only.
@@ -248,6 +254,8 @@
.RB [ \-\-notable | \-\-table
.RI < \fItable >| table_file ]
.RB [{ \-\-addnodeoncreate | \-\-addnodeonresume }]
+.RB [ \-\-readahead
+.RI [ + ]< sectors >| auto | none ]
.br
Creates a device with the given name.
If table_file or <table> is supplied, the table is loaded and made live.
@@ -402,6 +410,8 @@
.B resume
.I device_name
.RB [{ \-\-addnodeoncreate | \-\-addnodeonresume }]
+.RB [ \-\-readahead
+.RI [ + ]< sectors >| auto | none ]
.br
Un-suspends a device.
If an inactive table has been loaded, it becomes live.
next reply other threads:[~2012-01-09 12:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-09 12:28 zkabelac [this message]
-- strict thread matches above, loose matches on Subject: below --
2011-11-12 22:48 zkabelac
2011-09-23 9:51 zkabelac
2010-03-08 16:04 mbroz
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