What is a good choice of sata-ii raid controller for freebsd?
Charles Sprickman
spork at bway.net
Thu Feb 8 21:21:13 UTC 2007
On Thu, 8 Feb 2007, Freddie Cash wrote:
> On Thursday 08 February 2007 08:52 am, Jeremy Chadwick wrote:
>> On Thu, Feb 08, 2007 at 12:47:10PM +0200, Clayton Milos wrote:
>>> I can highly recommend the Areca family of SATA-II controllers. I
>>> have a ARC-1110 (4 poort RAID controller) with 4x 320GB Western
>>> Digital SATA-II drives attached to it in a RAID5 configuration.
>
> The following is from my experience with 3Ware Escalade RAID controllers
> (7506-4LP, 9500S-8, 9550SX-8. 9550SX-12 single and multi-lane).
>
>> I have questions:
>> 1) Do these controllers, from a BIOS level, permit SMART commands
>> to be sent directly to the drives (via pass(4)) so you can
>> monitor drives for potential upcoming failures and perform
>> drive tests, via smartctl?
>
> Don't know, never checked.
Yes:
[root at archive /usr/ports/sysutils/smartmontools]# smartctl -a -d 3ware,0
/dev/twa0
smartctl version 5.37 [i386-portbld-freebsd6.2] Copyright (C) 2002-6 Bruce
AllenHome page is http://smartmontools.sourceforge.net/
=== START OF INFORMATION SECTION ===
Model Family: Seagate Barracuda 7200.9 family
Device Model: ST3250824AS
Serial Number: 3ND
Firmware Version: 3.AAD
User Capacity: 250,059,350,016 bytes
Device is: In smartctl database [for details use: -P show]
ATA Version is: 7
ATA Standard is: Exact ATA specification draft version not indicated
Local Time is: Thu Feb 8 16:19:53 2007 EST
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: ( 430) seconds.
Offline data collection
capabilities: (0x5b) SMART execute Offline immediate.
Auto Offline data collection
on/off support.
Suspend Offline collection upon
new
command.
Offline surface scan supported.
Self-test supported.
No 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: ( 1) minutes.
Extended self-test routine
recommended polling time: ( 100) minutes.
SMART Attributes Data Structure revision number: 10
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED
WHEN_FAILED RAW_VALUE
1 Raw_Read_Error_Rate 0x000f 119 099 006 Pre-fail Always
- 0
3 Spin_Up_Time 0x0003 098 098 000 Pre-fail Always
- 0
4 Start_Stop_Count 0x0032 100 100 020 Old_age Always
- 25
5 Reallocated_Sector_Ct 0x0033 100 100 036 Pre-fail Always
- 0
7 Seek_Error_Rate 0x000f 071 060 030 Pre-fail Always
- 12913362
9 Power_On_Hours 0x0032 097 097 000 Old_age Always
- 3110
10 Spin_Retry_Count 0x0013 100 100 097 Pre-fail Always
- 0
12 Power_Cycle_Count 0x0032 100 100 020 Old_age Always
- 40
187 Unknown_Attribute 0x0032 100 100 000 Old_age Always
- 0
189 Unknown_Attribute 0x003a 100 100 000 Old_age Always
- 0
190 Temperature_Celsius 0x0022 065 055 045 Old_age Always
- 622329891
194 Temperature_Celsius 0x0022 035 045 000 Old_age Always
- 35 (Lifetime Min/Max 0/23)
195 Hardware_ECC_Recovered 0x001a 057 051 000 Old_age Always
- 86235674
197 Current_Pending_Sector 0x0012 100 100 000 Old_age Always
- 0
198 Offline_Uncorrectable 0x0010 100 100 000 Old_age Offline
- 0
199 UDMA_CRC_Error_Count 0x003e 200 200 000 Old_age Always
- 0
200 Multi_Zone_Error_Rate 0x0000 100 253 000 Old_age Offline
- 0
202 TA_Increase_Count 0x0032 100 253 000 Old_age Always
- 0
SMART Error Log Version: 1
No Errors Logged
SMART Self-test log structure revision number 1
Num Test_Description Status Remaining
LifeTime(hours) LBA_of_first_error
# 1 Extended offline Completed without error 00% 2
-
# 2 Extended offline Completed without error 00% 1
-
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.
Charles
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