Amd64 Unstable Areca

[Jan Mikkelsen]

Nikolas Britton wrote:
> On 3/24/07, Jan Mikkelsen <janm at transactionware.com> wrote:
> > Hi,
> >
> > Nikolas Britton wrote:
> > > If that doesn't work move back down to 1.20.00.12:
> > > http://www.nbritton.org/uploads/areca/
> >
> > I could consistently make 1.20.00.12 corrupt data.  If you 
> are going to go
> > back, that's probably a bad choice. 1.20.00.02 didn't seem to have
> > corruption problems.
> >
> 
> The 1.20.00.12 driver I pointed to was a custom hack I did for my
> servers, It worked fine for the 7 months I was using it... I'm
> assuming we're talking about I/O load, the servers rarely see high cpu
> loads... the hardware:
> 
> http://www.supermicro.com/products/motherboard/Xeon1333/5000P/X7DBE.cfm
>
> arcmsr0: <Areca SATA Host Adapter RAID Controller (RAID6 capable)
> ARECA RAID ADAPTER0: Driver Version 1.20.00.13 2006-8-18
> ARECA RAID ADAPTER0: FIRMWARE VERSION V1.41 2006-5-24
> pass1 at arcmsr0 bus 0 target 16 lun 0
> pass1: <Areca RAID controller R001> Fixed Processor SCSI-0 device
> da0 at arcmsr0 bus 0 target 0 lun 0
> da0: <Areca ARC-1220-VOL#00 R001> Fixed Direct Access SCSI-3 device
> da0: 166.666MB/s transfers (83.333MHz, offset 32, 16bit), Tagged
> Queueing Enabled
> da0: 1430511MB (2929687040 512 byte sectors: 255H 63S/T 182364C)
> 
> I just upgraded them for the DST change.  :-/

Interesting.  How did you modify the 1.20.00.12 driver from Areca?

Is the 1.20.00.13 driver mentioned above the one from 6.2-RELEASE?  If so,
do you ever see g_vfs_done errors on this machine when it is under heavy I/O
load?

>From the machine I used to test the corruption issue (currently running
6-STABLE):

arcmsr0: <Areca SATA Host Adapter RAID Controller (RAID6 capable)
> mem 0xc8500000-0xc8500fff,0xc8c00000-0xc8ffffff irq 16 at device 14.0 on
pci10
ARECA RAID ADAPTER0: Driver Version 1.20.00.14 2007-2-05
ARECA RAID ADAPTER0: FIRMWARE VERSION V1.42 2006-10-13
pass4 at arcmsr0 bus 0 target 16 lun 0
pass4: <Areca RAID controller R001> Fixed Processor SCSI-0 device

This is an ARC-1220 in a Supermicro X7DB8 based machine.

Jan.