Message info
 
To:freebsd-stable@freebsd.org From:Gót András Subject:Re: ahci hangs on Supermicro MicroCloud second channel Date:Sun, 18 Mar 2012 17:30:30 +0100
 

Hi,

And another question, have you tried with other type and vendor of
disks? We saw some strange behavior with specific disks hanged onto a
specific ctrl, but that was with Linux. :)

Andras


On Sun, 18 Mar 2012 20:10:34 +0400 (MSK), Dmitry Morozovsky wrote:
> Dear colleagues,
>
> I've start testing SuperMicro MicroCloud[1] to have high-density
> routers
> cluster, and experiencing strange effects with disk subsystem:
>
> - on stable/8, it does detect AHCI controller, but detects disks as
> non-ahci
> ad*
> - on stable/9, disks are shown as ada*, but disk on second channel
> has constant
> read/write hangs, showing 100% load on few hundreds kBps in gstat.
>
> disk controller is Intel C204 PCH:
>
> ahci0: <Intel Cougar Point AHCI SATA controller> port
> 0xf050-0xf057,0xf040-0xf043,0xf030-0xf037,0xf020-0xf023,0xf000-0xf01f
> mem
> 0xfa901000-0xfa9017ff irq 19 at device 31.2 on pci0
> ahci0: attempting to allocate 1 MSI vectors (1 supported)
> msi: routing MSI IRQ 284 to local APIC 0 vector 81
> ahci0: using IRQ 284 for MSI
> ahci0: AHCI v1.30 with 6 6Gbps ports, Port Multiplier not supported
> ahci0: Caps: 64bit NCQ SNTF ALP AL CLO 6Gbps PMD SSC PSC 32cmd EM
> 6ports
> ahci0: Caps2: APST
> ahci0: EM Caps: ALHD XMT SMB LED
> ahcich0: <AHCI channel> at channel 0 on ahci0
> ahcich0: Caps:
> ahcich1: <AHCI channel> at channel 1 on ahci0
> ahcich1: Caps:
>
> pass0 at ahcich0 bus 0 scbus0 target 0 lun 0
> pass0: <WDC WD5000AAKX-001CA0 15.01H15> ATA-8 SATA 3.x device
> pass0: Serial Number WD-WCAYUFH26175
> pass0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
> pass0: Command Queueing enabled
> pass1 at ahcich1 bus 0 scbus1 target 0 lun 0
> pass1: <WDC WD5000AAKX-001CA0 15.01H15> ATA-8 SATA 3.x device
> pass1: Serial Number WD-WCAYUFH32290
> pass1: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
> pass1: Command Queueing enabled
> ada0 at ahcich0 bus 0 scbus0 target 0 lun 0
> ada0: <WDC WD5000AAKX-001CA0 15.01H15> ATA-8 SATA 3.x device
> ada0: Serial Number WD-WCAYUFH26175
> ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
> ada0: Command Queueing enabled
> ada0: 476940MB (976773168 512 byte sectors: 16H 63S/T 16383C)
> ada0: Previously was known as ad4
> ada1 at ahcich1 bus 0 scbus1 target 0 lun 0
> GEOM: new disk ada0
> GEOM: new disk ada1
> ada1: <WDC WD5000AAKX-001CA0 15.01H15> ATA-8 SATA 3.x device
> ada1: Serial Number WD-WCAYUFH32290
> ada1: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
> ada1: Command Queueing enabled
> ada1: 476940MB (976773168 512 byte sectors: 16H 63S/T 16383C)
> ada1: Previously was known as ad6
>
> Any hints?
>
>
> [1]
> http://www.supermicro.nl/products/system/3U/5037/SYS-5037MC-H8TRF.cfm

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