Bug 150708

Summary:	256 luns exported, host can only access 130 (5 * 26)
Product:	Red Hat Enterprise Linux 4	Reporter:	Bill Peck <bpeck>
Component:	kernel	Assignee:	Tom Coughlan <coughlan>
Status:	CLOSED NOTABUG	QA Contact:	Brian Brock <bbrock>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	4.0	CC:	riel
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2008-07-09 19:54:19 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 Bill Peck 2005-03-09 21:30:06 UTC

Description of problem:

I can access /dev/sddz but I can't access /dev/sdea.

grep DGC /proc/scsi/scsi | wc -l
256

ls /dev/sd[a-z][a-z] | wc -l
232

fdisk -l | grep Disk | wc -l
130

fdisk /dev/sdea

Unable to read /dev/sdea


Version-Release number of selected component (if applicable):
2.6.9-6.16.ELsmp

dmesg output below....

end_request: I/O error, dev sdea, sector 0
Buffer I/O error on device sdea, logical block 0
Buffer I/O error on device sdea, logical block 1
Buffer I/O error on device sdea, logical block 2
Buffer I/O error on device sdea, logical block 3
Buffer I/O error on device sdea, logical block 4
Buffer I/O error on device sdea, logical block 5
Buffer I/O error on device sdea, logical block 6
Buffer I/O error on device sdea, logical block 7
Buffer I/O error on device sdea, logical block 8
Buffer I/O error on device sdea, logical block 9
Buffer I/O error on device sdea, logical block 10
Buffer I/O error on device sdea, logical block 11
Buffer I/O error on device sdea, logical block 12
Buffer I/O error on device sdea, logical block 13
Buffer I/O error on device sdea, logical block 14
Buffer I/O error on device sdea, logical block 15
Device sdea not ready.
end_request: I/O error, dev sdea, sector 0
Buffer I/O error on device sdea, logical block 0
Device sdea not ready.
end_request: I/O error, dev sdea, sector 0
Buffer I/O error on device sdea, logical block 0
Buffer I/O error on device sdea, logical block 1
Buffer I/O error on device sdea, logical block 2
Buffer I/O error on device sdea, logical block 3
Buffer I/O error on device sdea, logical block 4
Buffer I/O error on device sdea, logical block 5
Buffer I/O error on device sdea, logical block 6
Buffer I/O error on device sdea, logical block 7
Buffer I/O error on device sdea, logical block 8
Buffer I/O error on device sdea, logical block 9
Buffer I/O error on device sdea, logical block 10
Buffer I/O error on device sdea, logical block 11
Buffer I/O error on device sdea, logical block 12
Buffer I/O error on device sdea, logical block 13
Buffer I/O error on device sdea, logical block 14
Buffer I/O error on device sdea, logical block 15
Device sdea not ready.
end_request: I/O error, dev sdea, sector 0
Buffer I/O error on device sdea, logical block 0

Comment 1 Tom Coughlan 2008-07-09 19:54:19 UTC

I believe this problem was resolved.