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Eskimo / WWW Reboot 7:30-7:45PM 4/4/2000
- To: outages-list@eskimo.com
- Subject: Eskimo / WWW Reboot 7:30-7:45PM 4/4/2000
- From: Robert Dinse <nanook@eskimo.com>
- Date: Tue, 4 Apr 2000 19:53:48 -0700 (PDT)
- Newsgroups: lobby, announcements
- Resent-Date: Tue, 4 Apr 2000 19:54:04 -0700
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Around 7:30 PM PST, eskimo just stopped talking reliably to the other
machines. NFS requests weren't working in either direction, and other
protocols weren't working properly.
I wasn't able to identify the cause. We've seen some denial of service
attacks earlier in the year that exhausted all network buffers and caused
similar symptoms but that was not the case tonight. The FDDI card has locked
up and caused these symptoms before but always ifconfig'ing it down and then
back up has restored it to service, but not the case tonight.
Unable to identify the cause of the machine's failure to communicate, I
rebooted it.
Just as it was completing the boot process, www went off into space, it
would echo what was typed but no login prompt or other response so we had to
reboot it as well. These two machines are running essentially the same
hardware but completely different operating systems (eskimo is SunOS 4.1.4, www
is Linux 2.2.14).
Everything is back up and talking but I was not able to identify the cause
of this failure. The only errors printed/logged were the NFS errors resulting
from the failure of the machine to communicate, and on www no errors were
printed, so there is no data to use to troubleshoot this further.