socsvn commit: r224931 - soc2011/oleksandr/oleksandr-head/head/usr.sbin/iostat

[oleksandr at FreeBSD.org]

Author: oleksandr
Date: Sun Aug  7 16:58:30 2011
New Revision: 224931
URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=224931

Log:
  Man for iostat

Modified:
  soc2011/oleksandr/oleksandr-head/head/usr.sbin/iostat/iostat.8

Modified: soc2011/oleksandr/oleksandr-head/head/usr.sbin/iostat/iostat.8
==============================================================================
--- soc2011/oleksandr/oleksandr-head/head/usr.sbin/iostat/iostat.8	Sun Aug  7 15:52:13 2011	(r224930)
+++ soc2011/oleksandr/oleksandr-head/head/usr.sbin/iostat/iostat.8	Sun Aug  7 16:58:30 2011	(r224931)
@@ -66,7 +66,7 @@
 statistics
 .Sh SYNOPSIS
 .Nm
-.Op Fl CdhIKoTxz?\&
+.Op Fl CdEhIKoTxz?\&
 .Op Fl c Ar count
 .Op Fl M Ar core
 .Op Fl n Ar devs
@@ -118,6 +118,25 @@
 or
 .Fl T
 is also specified to enable the display of CPU or TTY statistics.
+.It Fl E
+Display device error statistics. 
+There are several different types of device errors.
+.Pp
+.Bl -tag -width indent -compact
+.It Type of errors:
+.Bl -tag -width 13n -compact
+.It retriable  
+Errors are not critical
+.It not_retriable 
+Critical errors
+.It read
+Read errors
+.It write
+Write errors
+.It other
+Read/write errors
+.El
+.El
 .It Fl h
 Put
 .Nm
@@ -446,6 +465,11 @@
 Omit the TTY and CPU displays, show devices in order of performance and
 show only Direct Access devices every second ad infinitum.
 .Pp
+.Dl iostat -E da0 cd0 3
+.Pp
+Display errors statistics for the first Direct Access and 
+CDROM devices every three second ad infinitum.
+.Pp
 .Dl iostat -Iw 3
 .Pp
 Display total statistics every three seconds ad infinitum.