Bug 147566

Summary: iostat doesn't show tape devices
Product: Red Hat Enterprise Linux 3 Reporter: brent robson <brent_robson>
Component: sysstatAssignee: Ivana Varekova <varekova>
Status: CLOSED NOTABUG QA Contact: Brian Brock <bbrock>
Severity: medium Docs Contact:
Priority: medium    
Version: 3.0CC: tao
Target Milestone: ---   
Target Release: ---   
Hardware: i686   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2005-05-06 13:21:59 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description brent robson 2005-02-09 12:46:19 UTC
From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.5)
Gecko/20041107 Firefox/1.0

Description of problem:
iostat will only show disk devices, and does not
list tape devices.

Version-Release number of selected component (if applicable):
sysstat-4.0.7-4.EL3.3

How reproducible:
Always

Steps to Reproduce:
1.  iostat -x /dev/st0
2.
3.
    

Actual Results:  [root@unbutest db]# iostat -x /dev/st0
Linux 2.4.21-4.ELsmp (unbutest.nsg.stercomm.com)        02/09/05

avg-cpu:  %user   %nice    %sys   %idle
           0.20    0.00    1.53   98.27

Device:    rrqm/s wrqm/s   r/s   w/s  rsec/s  wsec/s    rkB/s    wkB/s
avgrq-sz avgqu-sz   await  svctm  %util



Expected Results:  should have seen statistics for /dev/st0

Additional info:

Comment 1 Neil Horman 2005-05-06 13:21:59 UTC
This is NOTABUG.  iostat is only meant to show statistics for block devices, and
/dev/st0 is a character device:

[nhorman@hmsdreadnought nhorman]$ ls -l /dev/st0
crw-rw----    1 root     disk       9,   0 Jun 24  2004 /dev/st0