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Description of problem:
Installation of RH 7.3 on Toshiba z300 Magnia Server
main screen hangs with loading aic7xxxx...
ctl alt F4 shows looping scsi0: Someone reset channel A
installing with linux noapic gets round the problem, but booting the system via
grub cant find a way past the system hanging with same error.
Its an Adaptec AIC-7892 (for external non-present, i'll look for the latest drivers
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1.Install RH7.3, use noapic option
2.Boot after install
3.System hangs with aic7xxx loading
Actual Results: F4 console shows scsi0: Someone reset channel A
Expected Results: Boots normally
It installed and booted RH 7.2 (although had to disable PCMCIA support as caused
This is almost always a termination issue. If the scsi bus isn't terminated,
then there is nothing to pull the reset line high (which is the "good" state, if
it isn't pulled high then that's what signals a reset). Is there actually
anything on scsi0, or is it an unused channel?
the scsi channel is currently unused, although some of these 40 units we're
deploying will have the external disk packs.
i'll do some more work on this today....and look at the termination issues
If the channel is unused and you get infinite "Someone reset channel A"
messages, then you are *guaranteed* to have a termination issue. Make sure that
the motherboard side of that connector is properly terminated. If you have to,
get an external terminator that can plug directly onto the scsi connector on the
outside of the chassis. But, until the termination is fixed, this will be a