From: Bruce A. <ba...@gr...> - 2003-12-02 09:52:47
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Hi Volker, You've rediscovered a know Maxtor firmware bug. See the FAQ section of the smartmontools web page, where it says: # The power-on timer (Attribute 9 raw value) on my Maxtor disk acts strange. There are three related problems with Maxtor's SMART firmware: 1 - On some disks from 2001/2002, the raw value of Attribute 9 (Power On Time) is supposed to be minutes. But it advances at an unpredictable rate, always more slowly than one count per minute. One (unconfirmed) theory is that when the disk is in idle mode, the counter stops advancing. This is only supposed to happen in standby mode. 2 - In Maxtor disks that use the raw value of Attribute 9 as a minutes counter, only two bytes (of the six available) are used to store the raw value. So it resets to zero once every 65536=2^16 minutes, or about once every 1092 hours. This is fixed in all Maxtor disks manufactured after July 2003, where the raw value was extended to four bytes. 3 - In Maxtor disks that use the raw value of Attribute 9 as a minutes counter, the hour time-stamps in the self-test and ATA error logs are calculated by right shifting 6 bits. This is equivalent to dividing by 64 rather than by 60. As a result, the hour time stamps in these logs advance 7% more slowly than they should. Thus, if you do self-tests once per week at the same time, instead of the time-stamps being 168 hours apart, they are 157 hours apart. This is also fixed in all Maxtor disks manufactured after July 2003. Searching the mailing list will also find some previous correspondence about this. Bruce On Tue, 2 Dec 2003, Volker Kuhlmann wrote: > Hi Bruce, > > more trouble :( This Maxtor disk is behaving rather erratically when it > comes to its age. Running smartcl -A once per minute: > > > smartctl version 5.26 Copyright (C) 2002-3 Bruce Allen > > Device Model: Maxtor 51536H2 > Serial Number: F20NHMLC > Firmware Version: JAC61HU0 > Device is: Not in smartctl database [for details use: -P showall] > ATA Version is: 6 > ATA Standard is: ATA/ATAPI-6 T13 1410D revision 0 > > All lines are: > > 9 Power_On_Hours 0x0032 253 253 000 Old_age Always - N > > With N being: > > Tue 02 Dec 2003 17:56:23 NZDT 565 (time_t = 1070340983) > Tue 02 Dec 2003 17:57:23 NZDT 565 > Tue 02 Dec 2003 17:58:24 NZDT 565 > Tue 02 Dec 2003 17:59:24 NZDT 565 > Tue 02 Dec 2003 18:00:24 NZDT 565 > Tue 02 Dec 2003 18:01:24 NZDT 565 > Tue 02 Dec 2003 18:02:24 NZDT 565 > Tue 02 Dec 2003 18:03:25 NZDT 565 > Tue 02 Dec 2003 18:04:25 NZDT 565 > Tue 02 Dec 2003 18:05:25 NZDT 565 > Tue 02 Dec 2003 18:06:25 NZDT 565 > Tue 02 Dec 2003 18:07:26 NZDT 565 > Tue 02 Dec 2003 18:08:26 NZDT 565 > Tue 02 Dec 2003 18:09:26 NZDT 565 > Tue 02 Dec 2003 18:10:26 NZDT 565 > Tue 02 Dec 2003 18:11:26 NZDT 565 > Tue 02 Dec 2003 18:12:27 NZDT 565 > Tue 02 Dec 2003 18:13:27 NZDT 565 > Tue 02 Dec 2003 18:14:27 NZDT 565 > Tue 02 Dec 2003 18:15:27 NZDT 565 > Tue 02 Dec 2003 18:16:27 NZDT 565 > Tue 02 Dec 2003 18:17:28 NZDT 565 > Tue 02 Dec 2003 18:18:28 NZDT 566 > Tue 02 Dec 2003 18:19:28 NZDT 566 > Tue 02 Dec 2003 18:20:29 NZDT 566 > Tue 02 Dec 2003 18:21:29 NZDT 567 > Tue 02 Dec 2003 18:22:29 NZDT 567 > Tue 02 Dec 2003 18:23:29 NZDT 567 > Tue 02 Dec 2003 18:24:29 NZDT 568 > Tue 02 Dec 2003 18:25:30 NZDT 568 > Tue 02 Dec 2003 18:26:30 NZDT 568 > Tue 02 Dec 2003 18:27:30 NZDT 568 > Tue 02 Dec 2003 18:28:30 NZDT 568 > Tue 02 Dec 2003 18:29:30 NZDT 568 > Tue 02 Dec 2003 18:30:31 NZDT 568 > Tue 02 Dec 2003 18:31:31 NZDT 568 > Tue 02 Dec 2003 18:32:31 NZDT 568 > Tue 02 Dec 2003 18:33:31 NZDT 568 > Tue 02 Dec 2003 18:34:31 NZDT 568 > Tue 02 Dec 2003 18:35:32 NZDT 568 > Tue 02 Dec 2003 18:36:32 NZDT 568 > Tue 02 Dec 2003 18:37:32 NZDT 568 > Tue 02 Dec 2003 18:38:32 NZDT 568 > Tue 02 Dec 2003 18:39:33 NZDT 568 > Tue 02 Dec 2003 18:40:33 NZDT 568 > Tue 02 Dec 2003 18:41:33 NZDT 568 > Tue 02 Dec 2003 18:42:33 NZDT 568 > Tue 02 Dec 2003 18:43:34 NZDT 568 > Tue 02 Dec 2003 18:44:34 NZDT 568 > Tue 02 Dec 2003 18:45:34 NZDT 568 > Tue 02 Dec 2003 18:46:34 NZDT 568 > Tue 02 Dec 2003 18:47:34 NZDT 568 > Tue 02 Dec 2003 18:48:35 NZDT 568 > Tue 02 Dec 2003 18:49:35 NZDT 568 > Tue 02 Dec 2003 18:50:35 NZDT 568 > Tue 02 Dec 2003 18:51:35 NZDT 568 > Tue 02 Dec 2003 18:52:35 NZDT 568 > Tue 02 Dec 2003 18:53:36 NZDT 568 > Tue 02 Dec 2003 18:54:36 NZDT 568 > Tue 02 Dec 2003 18:55:36 NZDT 568 > Tue 02 Dec 2003 18:56:36 NZDT 568 > Tue 02 Dec 2003 18:57:36 NZDT 568 > Tue 02 Dec 2003 18:58:37 NZDT 568 > Tue 02 Dec 2003 18:59:37 NZDT 568 > Tue 02 Dec 2003 19:00:37 NZDT 568 > Tue 02 Dec 2003 19:01:37 NZDT 568 > Tue 02 Dec 2003 19:02:37 NZDT 568 > Tue 02 Dec 2003 19:03:38 NZDT 568 > Tue 02 Dec 2003 19:04:38 NZDT 568 > Tue 02 Dec 2003 19:05:38 NZDT 568 > Tue 02 Dec 2003 19:06:38 NZDT 568 > Tue 02 Dec 2003 19:07:38 NZDT 568 > Tue 02 Dec 2003 19:08:39 NZDT 568 > Tue 02 Dec 2003 19:09:39 NZDT 568 > Tue 02 Dec 2003 19:10:39 NZDT 568 > Tue 02 Dec 2003 19:11:39 NZDT 568 > Tue 02 Dec 2003 19:12:40 NZDT 568 > Tue 02 Dec 2003 19:13:40 NZDT 568 > Tue 02 Dec 2003 19:14:40 NZDT 568 > Tue 02 Dec 2003 19:15:40 NZDT 568 > Tue 02 Dec 2003 19:16:40 NZDT 568 > Tue 02 Dec 2003 19:17:41 NZDT 569 > Tue 02 Dec 2003 19:18:41 NZDT 569 > Tue 02 Dec 2003 19:19:41 NZDT 569 > Tue 02 Dec 2003 19:20:41 NZDT 569 > Tue 02 Dec 2003 19:21:41 NZDT 569 > Tue 02 Dec 2003 19:22:42 NZDT 569 > Tue 02 Dec 2003 19:23:42 NZDT 569 > Tue 02 Dec 2003 19:24:42 NZDT 569 > Tue 02 Dec 2003 19:25:42 NZDT 569 > Tue 02 Dec 2003 19:26:43 NZDT 569 > Tue 02 Dec 2003 19:27:43 NZDT 569 > Tue 02 Dec 2003 19:28:43 NZDT 569 > Tue 02 Dec 2003 19:29:43 NZDT 569 > Tue 02 Dec 2003 19:30:43 NZDT 569 > Tue 02 Dec 2003 19:31:44 NZDT 569 > Tue 02 Dec 2003 19:32:44 NZDT 569 > Tue 02 Dec 2003 19:33:44 NZDT 569 > Tue 02 Dec 2003 19:34:44 NZDT 569 > Tue 02 Dec 2003 19:35:44 NZDT 569 > Tue 02 Dec 2003 19:36:45 NZDT 569 > Tue 02 Dec 2003 19:37:45 NZDT 569 > Tue 02 Dec 2003 19:38:45 NZDT 569 > Tue 02 Dec 2003 19:39:45 NZDT 569 > Tue 02 Dec 2003 19:40:46 NZDT 569 > Tue 02 Dec 2003 19:41:46 NZDT 569 > Tue 02 Dec 2003 19:42:46 NZDT 569 > Tue 02 Dec 2003 19:43:46 NZDT 569 > Tue 02 Dec 2003 19:44:46 NZDT 569 > Tue 02 Dec 2003 19:45:47 NZDT 569 > Tue 02 Dec 2003 19:46:47 NZDT 569 > Tue 02 Dec 2003 19:47:47 NZDT 569 > Tue 02 Dec 2003 19:48:47 NZDT 569 > Tue 02 Dec 2003 19:49:47 NZDT 569 > Tue 02 Dec 2003 19:50:48 NZDT 569 > Tue 02 Dec 2003 19:51:48 NZDT 569 > Tue 02 Dec 2003 19:52:48 NZDT 569 > Tue 02 Dec 2003 19:53:48 NZDT 569 > Tue 02 Dec 2003 19:54:48 NZDT 569 > Tue 02 Dec 2003 19:55:49 NZDT 569 > Tue 02 Dec 2003 19:56:49 NZDT 569 > Tue 02 Dec 2003 19:57:49 NZDT 569 > Tue 02 Dec 2003 19:58:49 NZDT 569 > Tue 02 Dec 2003 19:59:49 NZDT 569 > Tue 02 Dec 2003 20:00:50 NZDT 569 > Tue 02 Dec 2003 20:01:50 NZDT 569 > Tue 02 Dec 2003 20:02:50 NZDT 569 > Tue 02 Dec 2003 20:03:50 NZDT 569 > Tue 02 Dec 2003 20:04:51 NZDT 570 > Tue 02 Dec 2003 20:05:51 NZDT 570 > Tue 02 Dec 2003 20:06:51 NZDT 570 > Tue 02 Dec 2003 20:07:51 NZDT 571 > Tue 02 Dec 2003 20:08:51 NZDT 571 > Tue 02 Dec 2003 20:09:52 NZDT 571 > Tue 02 Dec 2003 20:10:52 NZDT 571 > Tue 02 Dec 2003 20:11:52 NZDT 571 > Tue 02 Dec 2003 20:12:52 NZDT 571 > Tue 02 Dec 2003 20:13:52 NZDT 571 > Tue 02 Dec 2003 20:14:53 NZDT 571 > Tue 02 Dec 2003 20:15:53 NZDT 571 > Tue 02 Dec 2003 20:16:53 NZDT 571 > Tue 02 Dec 2003 20:17:53 NZDT 571 > Tue 02 Dec 2003 20:18:53 NZDT 571 > Tue 02 Dec 2003 20:19:54 NZDT 571 > Tue 02 Dec 2003 20:20:54 NZDT 571 > Tue 02 Dec 2003 20:21:54 NZDT 571 > Tue 02 Dec 2003 20:22:54 NZDT 571 > Tue 02 Dec 2003 20:23:54 NZDT 571 > Tue 02 Dec 2003 20:24:55 NZDT 571 > Tue 02 Dec 2003 20:25:55 NZDT 571 > Tue 02 Dec 2003 20:26:55 NZDT 571 > Tue 02 Dec 2003 20:27:55 NZDT 571 > Tue 02 Dec 2003 20:28:55 NZDT 571 > Tue 02 Dec 2003 20:29:56 NZDT 571 > Tue 02 Dec 2003 20:30:56 NZDT 571 > Tue 02 Dec 2003 20:31:56 NZDT 571 > Tue 02 Dec 2003 20:32:56 NZDT 571 > Tue 02 Dec 2003 20:33:56 NZDT 571 > Tue 02 Dec 2003 20:34:57 NZDT 571 > Tue 02 Dec 2003 20:35:57 NZDT 571 > Tue 02 Dec 2003 20:36:57 NZDT 571 > Tue 02 Dec 2003 20:37:57 NZDT 571 > Tue 02 Dec 2003 20:38:57 NZDT 571 > Tue 02 Dec 2003 20:39:58 NZDT 571 > Tue 02 Dec 2003 20:40:58 NZDT 571 > Tue 02 Dec 2003 20:41:58 NZDT 571 > Tue 02 Dec 2003 20:42:58 NZDT 571 > Tue 02 Dec 2003 20:43:58 NZDT 571 > Tue 02 Dec 2003 20:44:59 NZDT 571 > Tue 02 Dec 2003 20:45:59 NZDT 571 > Tue 02 Dec 2003 20:46:59 NZDT 571 > Tue 02 Dec 2003 20:47:59 NZDT 572 > Tue 02 Dec 2003 20:48:59 NZDT 572 > Tue 02 Dec 2003 20:50:00 NZDT 572 > Tue 02 Dec 2003 20:51:00 NZDT 572 > Tue 02 Dec 2003 20:52:00 NZDT 572 > Tue 02 Dec 2003 20:53:00 NZDT 572 > Tue 02 Dec 2003 20:54:00 NZDT 572 > Tue 02 Dec 2003 20:55:01 NZDT 572 > Tue 02 Dec 2003 20:56:01 NZDT 572 > Tue 02 Dec 2003 20:57:01 NZDT 572 > Tue 02 Dec 2003 20:58:02 NZDT 573 > Tue 02 Dec 2003 20:59:02 NZDT 573 > Tue 02 Dec 2003 21:00:02 NZDT 573 > Tue 02 Dec 2003 21:01:02 NZDT 573 > Tue 02 Dec 2003 21:02:02 NZDT 573 > Tue 02 Dec 2003 21:03:03 NZDT 574 > Tue 02 Dec 2003 21:04:03 NZDT 574 > Tue 02 Dec 2003 21:05:03 NZDT 574 > Tue 02 Dec 2003 21:06:03 NZDT 574 > Tue 02 Dec 2003 21:07:03 NZDT 574 > Tue 02 Dec 2003 21:08:04 NZDT 574 > Tue 02 Dec 2003 21:09:04 NZDT 574 > Tue 02 Dec 2003 21:10:04 NZDT 574 > Tue 02 Dec 2003 21:11:04 NZDT 574 > Tue 02 Dec 2003 21:12:05 NZDT 574 > Tue 02 Dec 2003 21:13:05 NZDT 574 > Tue 02 Dec 2003 21:14:05 NZDT 574 > Tue 02 Dec 2003 21:15:06 NZDT 574 > Tue 02 Dec 2003 21:16:06 NZDT 574 > Tue 02 Dec 2003 21:17:06 NZDT 574 > Tue 02 Dec 2003 21:18:06 NZDT 574 > Tue 02 Dec 2003 21:19:07 NZDT 574 > Tue 02 Dec 2003 21:20:07 NZDT 574 > Tue 02 Dec 2003 21:21:07 NZDT 575 > Tue 02 Dec 2003 21:22:07 NZDT 575 > Tue 02 Dec 2003 21:23:07 NZDT 575 > Tue 02 Dec 2003 21:24:08 NZDT 575 > Tue 02 Dec 2003 21:25:08 NZDT 575 > Tue 02 Dec 2003 21:26:08 NZDT 575 > Tue 02 Dec 2003 21:27:10 NZDT 575 > Tue 02 Dec 2003 21:28:10 NZDT 575 > Tue 02 Dec 2003 21:29:10 NZDT 575 > Tue 02 Dec 2003 21:30:10 NZDT 575 > Tue 02 Dec 2003 21:31:10 NZDT 575 > Tue 02 Dec 2003 21:32:11 NZDT 575 > Tue 02 Dec 2003 21:33:11 NZDT 575 > Tue 02 Dec 2003 21:34:11 NZDT 575 > Tue 02 Dec 2003 21:35:11 NZDT 575 > Tue 02 Dec 2003 21:36:12 NZDT 575 > Tue 02 Dec 2003 21:37:13 NZDT 575 > Tue 02 Dec 2003 21:38:13 NZDT 575 > Tue 02 Dec 2003 21:39:13 NZDT 575 > Tue 02 Dec 2003 21:40:13 NZDT 575 > Tue 02 Dec 2003 21:41:14 NZDT 575 > Tue 02 Dec 2003 21:42:14 NZDT 575 > Tue 02 Dec 2003 21:43:14 NZDT 575 > Tue 02 Dec 2003 21:44:14 NZDT 575 > Tue 02 Dec 2003 21:45:14 NZDT 575 > Tue 02 Dec 2003 21:46:15 NZDT 575 > Tue 02 Dec 2003 21:47:15 NZDT 575 > Tue 02 Dec 2003 21:48:15 NZDT 575 > Tue 02 Dec 2003 21:49:15 NZDT 575 > Tue 02 Dec 2003 21:50:16 NZDT 575 > Tue 02 Dec 2003 21:51:16 NZDT 575 > Tue 02 Dec 2003 21:52:16 NZDT 575 > Tue 02 Dec 2003 21:53:17 NZDT 575 > Tue 02 Dec 2003 21:54:17 NZDT 575 > Tue 02 Dec 2003 21:55:17 NZDT 575 > Tue 02 Dec 2003 21:56:18 NZDT 575 > Tue 02 Dec 2003 21:57:18 NZDT 575 > Tue 02 Dec 2003 21:58:18 NZDT 575 > Tue 02 Dec 2003 21:59:19 NZDT 575 > Tue 02 Dec 2003 22:00:19 NZDT 575 > Tue 02 Dec 2003 22:01:19 NZDT 575 > Tue 02 Dec 2003 22:02:19 NZDT 575 > Tue 02 Dec 2003 22:03:19 NZDT 575 > Tue 02 Dec 2003 22:04:20 NZDT 575 > Tue 02 Dec 2003 22:05:20 NZDT 575 > Tue 02 Dec 2003 22:06:20 NZDT 575 > Tue 02 Dec 2003 22:07:20 NZDT 575 > Tue 02 Dec 2003 22:08:20 NZDT 575 > Tue 02 Dec 2003 22:09:21 NZDT 575 > Tue 02 Dec 2003 22:10:21 NZDT 575 > Tue 02 Dec 2003 22:11:21 NZDT 575 > Tue 02 Dec 2003 22:12:22 NZDT 575 > Tue 02 Dec 2003 22:13:22 NZDT 575 > Tue 02 Dec 2003 22:14:22 NZDT 575 > Tue 02 Dec 2003 22:15:22 NZDT 575 > Tue 02 Dec 2003 22:16:22 NZDT 575 > Tue 02 Dec 2003 22:17:23 NZDT 575 > Tue 02 Dec 2003 22:18:23 NZDT 575 > Tue 02 Dec 2003 22:19:23 NZDT 575 > Tue 02 Dec 2003 22:20:23 NZDT 575 > Tue 02 Dec 2003 22:21:23 NZDT 575 > Tue 02 Dec 2003 22:22:24 NZDT 575 > Tue 02 Dec 2003 22:23:24 NZDT 576 > Tue 02 Dec 2003 22:24:24 NZDT 576 > Tue 02 Dec 2003 22:25:24 NZDT 576 > Tue 02 Dec 2003 22:26:24 NZDT 576 > Tue 02 Dec 2003 22:27:25 NZDT 576 > Tue 02 Dec 2003 22:28:25 NZDT 576 > Tue 02 Dec 2003 22:29:25 NZDT 576 > Tue 02 Dec 2003 22:30:25 NZDT 576 > Tue 02 Dec 2003 22:31:25 NZDT 576 > Tue 02 Dec 2003 22:32:26 NZDT 576 > Tue 02 Dec 2003 22:33:26 NZDT 576 > Tue 02 Dec 2003 22:34:26 NZDT 576 > Tue 02 Dec 2003 22:35:26 NZDT 576 (time_t = 1070357726, 16743s later) > > Which makes about > > (1070357726-1070340983)/(576-565) = 1522s per count > > > > The closest to this BS would be v9,halfhour. Whoever called this > S.M.A.R.T. ought to be shot. > > Volker > > -- > Volker Kuhlmann is possibly list0570 with the domain in header > http://volker.dnsalias.net/ Please do not CC list postings to me. > > > |