At 05:14 PM 7/18/2010, Jeremy Chadwick wrote:
Where exactly is your swap partition?
On one of the areca raidsets.
# swapctl -l
Device: 1024-blocks Used:
/dev/da0s1b 10485760 108
If you Google for "swap_pager: indefinite wait buffer: bufobj" you'll
find this is a pretty well-established problem, but the situation varies
per person. A common one is here (read the entire thread):
http://www.mail-archive.com/freebsd-questi...@freebsd.org/msg192481.html
I have no advice as far as how to solve this problem.
If feels like a disk issue, but SMART values all seem ok
eg
CLI> disk smart drv=1
S.M.A.R.T Information For Drive[#01]
# Attribute Items Flag Value Thres State
===============================================================================
1 Raw Read Error
Rate 0x0f 108 6 OK
3 Spin Up
Time 0x03 91 0 OK
4 Start/Stop
Count 0x32 100 20 OK
5 Reallocated Sector
Count 0x33 100 36 OK
7 Seek Error
Rate 0x0f 81 30 OK
9 Power-on Hours
Count 0x32 79 0 OK
10 Spin Retry
Count 0x13 100 97 OK
12 Device Power Cycle
Count 0x32 100 20 OK
194 Temperature 0x22 30 0 OK
197 Current Pending Sector Count 0x12 100 0 OK
198 Off-line Scan Uncorrectable Sector Count 0x10 100 0 OK
199 Ultra DMA CRC Error Count 0x3e 200 0 OK
smartctl -a -d 3ware,1 /dev/twa0
smartctl 5.39.1 2010-01-28 r3054 [FreeBSD 8.1-PRERELEASE amd64] (local build)
Copyright (C) 2002-10 by Bruce Allen, http://smartmontools.sourceforge.net
=== START OF INFORMATION SECTION ===
Model Family: Western Digital Raptor family
Device Model: WDC WD740ADFD-00NLR1
Serial Number: WD-WMANS1051760
Firmware Version: 20.07P20
User Capacity: 74,355,769,344 bytes
Device is: In smartctl database [for details use: -P show]
ATA Version is: 7
ATA Standard is: ATA/ATAPI-7 published, ANSI INCITS 397-2005
Local Time is: Sun Jul 18 17:41:36 2010 EDT
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED
General SMART Values:
Offline data collection status: (0x82) Offline data collection activity
was completed without error.
Auto Offline Data Collection: Enabled.
Self-test execution status: ( 0) The previous self-test
routine completed
without error or no
self-test has ever
been run.
Total time to complete Offline
data collection: (2391) seconds.
Offline data collection
capabilities: (0x7b) SMART execute Offline immediate.
Auto Offline data collection
on/off support.
Suspend Offline collection upon new
command.
Offline surface scan supported.
Self-test supported.
Conveyance Self-test supported.
Selective Self-test supported.
SMART capabilities: (0x0003) Saves SMART data before entering
power-saving mode.
Supports SMART auto save timer.
Error logging capability: (0x01) Error logging supported.
General Purpose Logging supported.
Short self-test routine
recommended polling time: ( 2) minutes.
Extended self-test routine
recommended polling time: ( 39) minutes.
Conveyance self-test routine
recommended polling time: ( 5) minutes.
SCT capabilities: (0x103f) SCT Status supported.
SCT Feature Control supported.
SCT Data Table supported.
SMART Attributes Data Structure revision number: 16
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH
TYPE UPDATED WHEN_FAILED RAW_VALUE
1
Raw_Read_Error_Rate 0x000b 200 200 051 Pre-fail Always
- 0
3
Spin_Up_Time 0x0007 170 170 021 Pre-fail Always
- 2508
4
Start_Stop_Count 0x0032 100 100 040 Old_age Always
- 45
5
Reallocated_Sector_Ct 0x0033 200 200 140 Pre-fail Always
- 0
7
Seek_Error_Rate 0x000a 200 200 051 Old_age Always
- 0
9
Power_On_Hours 0x0032 060 060 000 Old_age Always
- 29672
10
Spin_Retry_Count 0x0012 100 253 051 Old_age Always
- 0
11 Calibration_Retry_Count
0x0012 100 253 051 Old_age Always - 0
12
Power_Cycle_Count 0x0032 100 100 000 Old_age Always
- 45
194
Temperature_Celsius 0x0022 107 099 000 Old_age Always
- 36
196 Reallocated_Event_Count
0x0032 200 200 000 Old_age Always - 0
197
Current_Pending_Sector 0x0012 200 200 000 Old_age Always
- 0
198
Offline_Uncorrectable 0x0012 200 200 000 Old_age Always
- 0
199
UDMA_CRC_Error_Count 0x000a 200 253 000 Old_age Always
- 0
200
Multi_Zone_Error_Rate 0x0008 200 200 051 Old_age Offline
- 0
SMART Error Log Version: 1
No Errors Logged
SMART Self-test log structure revision number 1
No self-tests have been logged. [To run self-tests, use: smartctl -t]
SMART Selective self-test log data structure revision number 1
SPAN MIN_LBA MAX_LBA CURRENT_TEST_STATUS
1 0 0 Not_testing
2 0 0 Not_testing
3 0 0 Not_testing
4 0 0 Not_testing
5 0 0 Not_testing
Selective self-test flags (0x0):
After scanning selected spans, do NOT read-scan remainder of disk.
If Selective self-test is pending on power-up, resume after 0 minute delay.
---Mike
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