Hello,

 just  wondering where is  the source of problem:  after making 4-5 disks, my
 ix86 box always hangs without even ability  to get crash  dump.  SCSI bus is
 properly terminated.. Below are excerpts  from `dmesg' output. Any  opinions
 are greatly appreciated.

ahc0 at pci0 dev 9 function 0
ahc0: interrupting at irq 10
ahc0: aic7860 Single Channel A, SCSI Id=7, 3/255 SCBs
scsibus0 at ahc0 channel 0: 8 targets, 8 luns per target
[....]
scsibus0: waiting 2 seconds for devices to settle...
ahc0: target 0 synchronous at 20.0MHz, offset = 0xf
ahc0: target 0 using tagged queuing
sd0 at scsibus0 target 0 lun 0: <SEAGATE, ST34572N, 0876> SCSI2 0/direct fixed
sd0: 4340 MB, 6300 cyl, 8 head, 176 sec, 512 bytes/sect x 8888924 sectors
ahc0: target 4 synchronous at 20.0MHz, offset = 0xf
ahc0: target 4 using tagged queuing
sd1 at scsibus0 target 4 lun 0: <SEAGATE, ST34520N, 1498> SCSI2 0/direct fixed
sd1: 4340 MB, 9006 cyl, 4 head, 246 sec, 512 bytes/sect x 8888924 sectors
[....]
ahc0: target 5 using asynchronous transfers
cd1 at scsibus0 target 5 lun 0: <YAMAHA, CRW4260, 1.0j> SCSI2 5/cdrom removable

-- 
        -- Oleg Polyanski <luke@jetinf.com>