summaryrefslogtreecommitdiff
path: root/doc/blktrace.8
diff options
context:
space:
mode:
authorEdward Shishkin <edward@redhat.com>2010-10-22 20:51:22 +0200
committerJens Axboe <jaxboe@fusionio.com>2010-10-22 20:54:11 +0200
commitb9a7e9fc06db9e557779b5458c94d68638fe0f0e (patch)
tree5080356e4a3da145d9cd06dab42a25a8cb507266 /doc/blktrace.8
parent541c9bf69fb79e476fa0b7c6726492ba58c7381f (diff)
downloadblktrace-b9a7e9fc06db9e557779b5458c94d68638fe0f0e.tar.gz
blktrace-b9a7e9fc06db9e557779b5458c94d68638fe0f0e.tar.bz2
blktrace: blktrace documentation update
Fixup for RH bugzilla 595620. Document undocumented blktrace options. Update the man pages. Signed-off-by: Edward Shishkin <edward@redhat.com> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'doc/blktrace.8')
-rw-r--r--doc/blktrace.856
1 files changed, 50 insertions, 6 deletions
diff --git a/doc/blktrace.8 b/doc/blktrace.8
index 598e1ed..b5e69b7 100644
--- a/doc/blktrace.8
+++ b/doc/blktrace.8
@@ -105,23 +105,59 @@ Adds \fIdev\fR as a device to trace
\-I \fIfile\fR
.br
-\-\-input-devs=\fIfile\fR
+\-\-input\-devs=\fIfile\fR
.RS
Adds the devices found in \fIfile\fR as devices to trace
.RE
\-n \fInum\-sub\fR
.br
-\-\-num\-sub=\fInum-sub\fR
+\-\-num\-sub\-buffers=\fInum-sub\fR
.RS
Specifies number of buffers to use. blktrace defaults to 4 sub buffers.
.RE
-\-o \fIfile\fR
+\-l
.br
-\-\-output=\fIfile\fR
+\-\-listen
.RS
-Prepend \fIfile\fR to output file name(s)
+Run in network listen mode (blktrace server)
+.RE
+
+\-h \fIhostname\fR
+.br
+\-\-host=\fIhostname\fR
+.RS
+Run in network client mode, connecting to the given host
+.RE
+
+\-p \fInumber\fR
+.br
+\-\-port=\fInumber\fR
+.RS
+Network port to use (default 8462)
+.RE
+
+\-s
+.br
+\-\-no\-sendfile
+.RS
+Make the network client NOT use sendfile() to transfer data
+.RE
+
+\-o \fIbasename\fR
+.br
+\-\-output=\fIbasename\fR
+.RS
+Specifies base name for input files. Default is device.blktrace.cpu.
+Specifying -o - runs in live mode with blkparse (writing data to standard out).
+.RE
+
+\-D \fIdir\fR
+.br
+\-\-output\-dir=\fIdir\fR
+.RS
+Prepend \fIfile\fR to output file name(s)
This only works when supplying a single device, or when piping the output
via "-o -" with multiple devices.
@@ -134,9 +170,17 @@ via "-o -" with multiple devices.
Specifies debugfs mount point
.RE
+\-v
+.br
+\-\-version
+.RS
+Outputs version
+.RE
+
\-V
.br
-\-\-version
+\-\-version
+.RS
Outputs version
.RE