5.2-RC ataraid woes

From: Hendrik Scholz <hscholz_at_raisdorf.net>
Date: Tue, 23 Dec 2003 07:37:33 +0100
Hi!

I'm running an Intel SE7500CW2 board (Dual Xeon 2.4 w/ ht and 4GB RAM).
It has an on-board Promise PDC20267 UDMA Raid controller that
recognizes a mirror set and finds both disks but looses the second one
at boot:

...
FreeBSD 5.2-RC #0: Mon Dec 22 10:20:12 EST 2003
    hscholz_at_cave.wormulon.net:/usr/src/sys/i386/compile/CAVE
...
atapci0: <Promise PDC20267 UDMA100 controller> port 0x8480-0x84bf,0x84c0-0x84c3,
0x84c8-0x84cf,0x84c4-0x84c7,0x84d0-0x84d7 mem 0xfc340000-0xfc35ffff irq 22 at de
vice 6.0 on pci4
atapci0: [MPSAFE]
ata2: at 0x84d0 on atapci0
ata2: [MPSAFE]
ata3: at 0x84c8 on atapci0
ata3: [MPSAFE]
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci1: <Intel ICH3 UDMA100 controller> port 0x7040-0x704f,0-0x3,0-0x7,0-0x3,0-
0x7 at device 31.1 on pci0
ata0: at 0x1f0 irq 14 on atapci1
ata0: [MPSAFE]
ata1: at 0x170 irq 15 on atapci1
ata1: [MPSAFE]
...
ata0-master: DMA limited to UDMA33, non-ATA66 cable or device
GEOM: create disk ad0 dp=0xcb1a8360
ad0: 156334MB <Maxtor 4G160J8> [317632/16/63] at ata0-master UDMA33
acd0: CDROM <CD-224E> at ata1-master PIO4
GEOM: create disk ad4 dp=0xcb1a7a60
ad4: 156334MB <Maxtor 4G160J8> [317632/16/63] at ata2-master UDMA100
GEOM: create disk ad6 dp=0xcb1a7860
ad6: 156334MB <Maxtor 4G160J8> [317632/16/63] at ata3-master UDMA100
ad6: WARNING - READ_DMA recovered from missing interrupt
ar0: WARNING - mirror lost
GEOM: create disk ar0 dp=0xcae399e0
ar0: 156334MB <ATA RAID1 array> [19929/255/63] status: DEGRADED subdisks:
 disk0 READY on ad4 at ata2-master
 disk1 DOWN no device found for this disk
SMP: AP CPU #1 Launched!
SMP: AP CPU #3 Launched!
SMP: AP CPU #2 Launched!
ad6: WARNING - READ_DMA recovered from missing interrupt

ad0 is connected to the on-board controller that only supports UDMA33 so
that is no problem.

The problem is the raid:
[0.04] root_at_cave:~ > atacontrol status ar0
ar0: ATA RAID1 subdisks: ad4 DOWN status: DEGRADED
[0.03] root_at_cave:~ > atacontrol list
ATA channel 0:
    Master:  ad0 <Maxtor 4G160J8/GAK81CK0> ATA/ATAPI rev 6
    Slave:       no device present
ATA channel 1:
    Master: acd0 <CD-224E/2.9B> ATA/ATAPI rev 4
    Slave:       no device present
ATA channel 2:
    Master:  ad4 <Maxtor 4G160J8/GAK819K0> ATA/ATAPI rev 6
    Slave:       no device present
ATA channel 3:
    Master:  ad6 <Maxtor 4G160J8/GAK819K0> ATA/ATAPI rev 6
    Slave:       no device present
[0.03] root_at_cave:~ > 

Using atacontrol detach und attach I can rescan channel 3 but the drive
automatically reports the same error and thus the mirror is not rebuild.

The same behaviour (but due to missing ATAng with different messages) can
be observed on 5.1-RELEASE.

Hendrik

-- 
Hendrik Scholz - <hscholz_at_raisdorf.net> - http://raisdorf.net/
cell phone: 404-606-5324 (US) 0160-1570-272 (DE)
Received on Mon Dec 22 2003 - 21:56:17 UTC

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