smartctl / mpt on 9.0-RC1

[Marat N.Afanasyev]

Alex Samorukov wrote:
> On 11/06/2011 09:37 PM, Alex Samorukov wrote:
>>> Command failed, ata.status=(0x00), ata.command=(0xec), ata.flags=(0x01)
>>> WARNING - NO DEVICE FOUND ON 3WARE CONTROLLER (disk 0)
>>> Smartctl: Device Read Identity Failed (not an ATA/ATAPI device)
>>>
>>> A mandatory SMART command failed: exiting. To continue, add one or
>>> more '-T permissive' options.
>>>
>>
>>
>> Ok, looking in the code i found that on "3ware" device only
>> "ata_command_interface" is implemented (with
>> TW_OSL_IOCTL_FIRMWARE_PASS_THROUGH). The question is if that interface
>> actually supports SAS drives at all. From the quick view of the
>> sources i found TWE_Command_ATA packet description, but nothing
>> related to SCSI/SATA packets. So i am not sure that it is possible at
>> all. If you know any tool which able to get health information for SAS
>> drives we can try to debug ioctl it using to find the way to talk with
>> disk.
>>
> One more update - there is TWA_FW_CMD_EXECUTE_SCSI command in the twa
> driver, so it should be possible to get required data. I have no access
> to such hardware, but if anyone if going to provide it - i could try at
> least.
>
this is an output on mfi controller with mfip loaded:

# smartctl -a /dev/pass1
smartctl 5.41 2011-06-09 r3365 [FreeBSD 8.2-RELEASE amd64] (local build)
Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net

Vendor:               SEAGATE
Product:              ST3146356SS
Revision:             0007
User Capacity:        146,815,737,856 bytes [146 GB]
Logical block size:   512 bytes
Logical Unit id:      0x5000c50028f8a56f
Serial number:        3QN4PWHS00009130JLKB
Device type:          <31>
Transport protocol:   SAS
Local Time is:        Mon Nov  7 15:20:27 2011 MSK
Device supports SMART and is Enabled
Temperature Warning Enabled
SMART Health Status: OK

Current Drive Temperature:     26 C
Drive Trip Temperature:        68 C

Error counter log:
            Errors Corrected by           Total   Correction 
Gigabytes    Total
                ECC          rereads/    errors   algorithm 
processed    uncorrected
            fast | delayed   rewrites  corrected  invocations   [10^9 
bytes]  errors
read:    9382124        0         0   9382124    9382124       3436.782 
           0
write:         0        0         0         0          0       8978.360 
           0
verify:   663433        0         0    663433     663433        332.651 
           0

Non-medium error count:        7

[GLTSD (Global Logging Target Save Disable) set. Enable Save with '-S on']
No self-tests have been logged
Long (extended) Self Test duration: 1740 seconds [29.0 minutes]

btw, 3dm can tell about reallocated sector count on sas somehow, while 
smartctl cannot, even on supported controller :(

-- 
SY, Marat