Re: sata_promise disk error 2.6.22-rc5 with hrt1 patch
From: Mikael Pettersson <hidden>
Date: 2007-06-24 21:31:01
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(cc: linux-ide added) On Sun, 24 Jun 2007 20:49:05 +0200, otto Meier wrote:
I got the following in my logs: Jun 24 19:06:40 gate2 kernel: ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0 Jun 24 19:06:40 gate2 kernel: ata4.00: (port_status 0x00001000) Jun 24 19:06:40 gate2 kernel: ata4.00: cmd 35/00:00:c1:17:92/00:04:17:00:00/e0 tag 0 cdb 0x0 data 524288 out Jun 24 19:06:40 gate2 kernel: res 50/00:00:c0:1b:92/00:00:17:00:00/e0 Emask 0x20 (host bus error) Jun 24 19:06:40 gate2 kernel: ata4.00: ata_hpa_resize 1: sectors = 488397168, hpa_sectors = 488397168 Jun 24 19:06:40 gate2 kernel: ata4.00: ata_hpa_resize 1: sectors = 488397168, hpa_sectors = 488397168 Jun 24 19:06:40 gate2 kernel: ata4.00: configured for UDMA/133 Jun 24 19:06:40 gate2 kernel: ata4: EH complete Jun 24 19:06:40 gate2 kernel: sd 3:0:0:0: [sdd] 488397168 512-byte hardware sectors (250059 MB) Jun 24 19:06:40 gate2 kernel: ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0 Jun 24 19:06:40 gate2 kernel: ata4.00: (port_status 0x00001000) Jun 24 19:06:40 gate2 kernel: ata4.00: cmd 25/00:00:c1:15:92/00:02:17:00:00/e0 tag 0 cdb 0x0 data 262144 in Jun 24 19:06:40 gate2 kernel: res 50/00:00:c0:17:92/00:00:17:00:00/e0 Emask 0x20 (host bus error) Jun 24 19:06:40 gate2 kernel: ata4.00: ata_hpa_resize 1: sectors = 488397168, hpa_sectors = 488397168 Jun 24 19:06:40 gate2 kernel: ata4.00: ata_hpa_resize 1: sectors = 488397168, hpa_sectors = 488397168 Jun 24 19:06:40 gate2 kernel: ata4.00: configured for UDMA/133 Jun 24 19:06:40 gate2 kernel: ata4: EH complete Jun 24 19:06:40 gate2 kernel: sd 3:0:0:0: [sdd] Write Protect is off Jun 24 19:06:40 gate2 kernel: sd 3:0:0:0: [sdd] Mode Sense: 00 3a 00 00 Jun 24 19:06:40 gate2 kernel: sd 3:0:0:0: [sdd] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA Jun 24 19:06:40 gate2 kernel: sd 3:0:0:0: [sdd] 488397168 512-byte hardware sectors (250059 MB) Jun 24 19:06:40 gate2 kernel: sd 3:0:0:0: [sdd] Write Protect is off Jun 24 19:06:40 gate2 kernel: sd 3:0:0:0: [sdd] Mode Sense: 00 3a 00 00 Jun 24 19:06:40 gate2 kernel: sd 3:0:0:0: [sdd] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA The system continued without seeing other effects. It is runnuning a 2.6.22-rc5 kernel with hrt1 patch. The drive ist part of a raid5 with 4 identical drives lspci -vvv gives: 02:06.0 Mass storage controller: Promise Technology, Inc. PDC40718 (SATA 300 TX4) (rev 02)
The 300 TX4 model is causing transient errors for several people, and we don't yet know why. In your case, port_status 0x00001000 means that "host bus is busy more than 256 clock cycles for every ATA I/O transfer" (quoting the docs). Basically it's a timeout. As long as it's transient, don't worry. You may want to try without hrt1 to see if hrt1 is causing the issue. /Mikael