Re: Problems with Promise FastTrak

I have simiral problem with fastrack only when writing speed is 1mb/s, but
this happened only after a while when raid was created. My os is freebsd 4.9


----- Original Message ----- 
From: <andy-freebsd_at_splashground.de>
To: <current_at_freebsd.org>
Sent: Monday, January 05, 2004 4:07 PM
Subject: Problems with Promise FastTrak


> After updating to 5.2-BETA when the disk on the Pormise controler is
accessed,
> the system stalls (>10s) frequently (~ once per 5 min) and the overall
> throughput dropped to around 1-2 MB/s.
>
> Although it's only one disk, it's accessed via /dev/ar0,
> and the disk is also the Slave and there is no master.
> This worked on 5.1 without any problems.
>
>
>     ---->8----
> ATA channel 0:
>     Master:  ad0 <IC35L120AVV207-0/V24OA63A> ATA/ATAPI rev 6
>     Slave:       no device present
> ATA channel 1:
>     Master:      no device present
>     Slave:  acd0 <20X10/H.DH> ATA/ATAPI rev 0
> ATA channel 2:
>     Master:      no device present
>     Slave:   ad5 <IC35L120AVV207-0/V24OA63A> ATA/ATAPI rev 6
> ATA channel 3:
>     Master:      no device present
>     Slave:       no device present
>     ----8<----
>
>     ---->8----
> Master = BIOSPIO
> Slave  = UDMA100
>     ----8<----
>
>     ---->8----
> atapci0_at_pci0:6:0:       class=0x010485 card=0x807e1043 chip=0x5275105a
rev=0x01 hdr=0x00
>     vendor   = 'Promise Technology Inc'
>     device   = 'PDC20276 Ultra133 TX2/FastTrak TX Lite EIDE Controller'
>     class    = mass storage
>     subclass = RAID
>     ----8<----
>
> Andy
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