you might want to check your scsi bus layout and cabling and of course
termination. maybe one drive has a broken interface?
do you get timeouts?
/k
Sam([EMAIL PROTECTED])@Tue, Oct 03, 2000 at 06:11:49PM +0000:
> Hi,
>
> We have 3 Free BSD 4.0 Servers with Ultra160 Adapatec Cards, and ccd'ed U2W drives.
> They each serve about 500 Pcs (NetBSD), using nfs. Most of the use is from students
>editing and
> compiling files.
>
> They are heavily used all day (and night) long.
>
> The problem is that some times (1 or 2 times every 24 hours), the nfsd process stop
>in inode state.
>
> The Os is still working. i can log on the pc but can't kill the nfsd processes.
>
> Sometimes the file system which NFS is exported is unavailable, and unmountable.
> And we get a fsck of our exported File system.
>
>
>
> Her are some of our servers confs:
>
> ad0: 8223MB <ST38410A> [16708/16/63] at ata0-master using UDMA33
> ad2: 19574MB <IBM-DPTA-372050> [39770/16/63] at ata1-master using UDMA33
> ad3: 19574MB <IBM-DPTA-372050> [39770/16/63] at ata1-slave using UDMA33
> Waiting 15 seconds for SCSI devices to settle
> Mounting root from ufs:/dev/ad0s1a
> da0 at ahc0 bus 0 target 0 lun 0
> da0: <SEAGATE ST173404LW 0002> Fixed Direct Access SCSI-3 device
> da0: 80.000MB/s transfers (40.000MHz, offset 63, 16bit), Tagged Queueing Enabled
> da0: 70007MB (143374738 512 byte sectors: 255H 63S/T 8924C)
> da1 at ahc0 bus 0 target 1 lun 0
> da1: <SEAGATE ST173404LW 0002> Fixed Direct Access SCSI-3 device
> da1: 80.000MB/s transfers (40.000MHz, offset 63, 16bit), Tagged Queueing
>Enabled
> da1: 70007MB (143374738 512 byte sectors: 255H 63S/T 8924C)
>
> (s3 504)# df -k
> Filesystem 1K-blocks Used Avail Capacity Mounted on
> /dev/ad0s1a 4961725 255677 4309110 6% /
> procfs 4 4 0 100% /proc
> /dev/ccd0c 138969382 16752490 111099342 13% /space
> /dev/ccd1c 38856354 22757162 12990684 64% /save
>
> (/space is exported...)
>
> Thanx for any idea of wath is really happening...
>
>
> Sam
> ----
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>
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