Bug 72906 - [twe] twe0 idefinite wait buffer
Summary: [twe] twe0 idefinite wait buffer
Status: Closed Overcome By Events
Alias: None
Product: Base System
Classification: Unclassified
Component: kern (show other bugs)
Version: 5.3-BETA7
Hardware: Any Any
: Normal Affects Only Me
Assignee: freebsd-bugs (Nobody)
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2004-10-20 04:50 UTC by Dirk Meyer
Modified: 2017-08-26 03:55 UTC (History)
1 user (show)

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Description Dirk Meyer freebsd_committer freebsd_triage 2004-10-20 04:50:20 UTC 
	when twe0 seens a disk problem, the system will freeze up.
	network routing is still functional.
	keyborad will escape in debugger.
	no core dump can not be written.
	all servies on host are blocking.

Fix: 

unknown
How-To-Repeat: 
	wait for an alarm to occur:

messages:
Oct 17 03:06:34 tb kernel: twe0: AEN: <twe0: port 2: sector repair occurred>
Oct 17 03:07:51 tb kernel: twe0: AEN: <twe0: port 2: sector repair occurred>
Oct 19 03:07:43 tb kernel: twe0: AEN: <twe0: port 2: sector repair occurred>
Oct 19 03:07:57 tb kernel: twe0: AEN: <twe0: port 2: sector repair occurred>
Oct 19 03:08:18 tb kernel: twe0: error polling for signalled AEN
Oct 19 03:08:18 tb last message repeated 5 times
Oct 19 03:08:38 tb kernel: twe0: AEN: <twe0: port 2: sector repair occurred>
Oct 19 03:08:38 tb kernel: twe0: AEN: <twe0: port 2: sector repair occurred>
Oct 19 03:09:16 tb kernel: twe0: AEN: <twe0: port 2: sector repair occurred>

CONSOLE:
swap-pager: idefinite wait buffer: device: twed0s2a blkno 4, size 4096
swap-pager: idefinite wait buffer: device: twed0s2a blkno 29, size 4096
[20 seconds idle]
swap-pager: idefinite wait buffer: device: twed0s2a blkno 4, size 4096
swap-pager: idefinite wait buffer: device: twed0s2a blkno 29, size 4096
[20 seconds idle]

after reboot:
$ tw_cli alarms

Alarms Report for Controller /c0
Date                       Severity  Alarm Message
-----------------------------------------------------
N/A                        N/A       INFO: Soft reset occurred
Comment 1 igorr 2006-01-28 11:19:11 UTC 
Same problem with FreeBSD 5.4 and 3Ware 8506 RAID5.
Comment 2 dirk.meyer 2007-07-21 14:02:38 UTC 
The problem still exists:
FreeBSD 6.2-STABLE #8: Sun May 27 00:00:08 CEST 2007

twe0: <3ware Storage Controller. Driver version 1.50.01.002> port 0xb000-0xb00f mem 0xf2800000-0xf280000f,0xf2000000-0xf27fffff irq 17 at device 1.0 on pci3
twe0: [GIANT-LOCKED]
twe0: 12 ports, Firmware FE7S 1.05.00.065, BIOS BE7X 1.08.00.048

five times on the console:
twe0: AEN: <twe0: drive timeout for unknown unit 5>

System frozen for two hours, "reset" pressed manual


kind regards Dirk

- Dirk Meyer, Im Grund 4, 34317 Habichtswald, Germany
- [dirk.meyer@dinoex.sub.org],[dirk.meyer@guug.de],[dinoex@FreeBSD.org]
http://people.freebsd.org/~dinoex/errorlogs/