Bug 480394 - Emulex DM path failures when running IO - no perturbations
Summary: Emulex DM path failures when running IO - no perturbations
Keywords:
Status: CLOSED NOTABUG
Alias: None
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: device-mapper-multipath
Version: 5.3
Hardware: All
OS: Linux
low
medium
Target Milestone: rc
: ---
Assignee: LVM and device-mapper development team
QA Contact: Red Hat Kernel QE team
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2009-01-16 20:11 UTC by Richard Wojdak
Modified: 2010-07-27 20:11 UTC (History)
18 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2010-07-27 20:02:22 UTC
Target Upstream Version:
Embargoed:

Attachments (Terms of Use)
Emulex messages file for DM path failures (921.48 KB, application/octet-stream)
2009-01-16 20:11 UTC, Richard Wojdak 		no flags Details
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Description Richard Wojdak 2009-01-16 20:11:06 UTC 
Description of problem:

While running I/O on DM multipath devices using Emulex HBA, we are seeing frequent path failures which leads to unexpected I/O failover.

Environment:
  RH53 RC2
  HP Proliant 
  Emulex LPe1105 using Inbox driver with DM
  Test: Hazard C8


Version-Release number of selected component (if applicable):
RH53RC2

How reproducible:
Every time

Steps to Reproduce:
1. Run IO (Hazard C8) on 105 LUNs
2.
3.
  
Actual results:
Unexpected path failure is seeing during the I/O.

Expected results:


Additional info:
Comment 1 Richard Wojdak 2009-01-16 20:11:37 UTC 
Created attachment 329249 [details]
Emulex messages file for DM path failures
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