I had a similar issue with one of our new Nextscale racks - it turns out my uplink ethernet cable was bad...first bad ethernet cable on new installation of over 500+ nodes.
Damir On Wed, Apr 6, 2016 at 10:39 AM Lopilato, John <[email protected]> wrote: > I do see the request in /var/log/httpd/access_log: > > 172.16.17.39 - - [06/Apr/2016:10:36:43 -0400] "GET > /tftpboot/xcat/xnba/nodes/proc5212.uefi HTTP/1.1" 200 107 "-" > "iPXE/1.0.3-131028 (d603e)" > 172.16.17.39 - - [06/Apr/2016:10:36:43 -0400] "GET > /tftpboot/xcat/elilo-x64.efi HTTP/1.1" 200 242929 "-" "iPXE/1.0.3-131028 > (d603e)" > 172.16.17.39 - - [06/Apr/2016:10:36:43 -0400] "GET > /tftpboot/xcat/xnba/nodes/proc5212.elilo HTTP/1.1" 200 402 "-" > "iPXE/1.0.3-131028 (d603e)" > 172.16.17.39 - - [06/Apr/2016:10:36:43 -0400] "GET > /tftpboot/xcat/osimage/rhel7 /kernel HTTP/1.1" 200 4902000 "-" > "iPXE/1.0.3-131028 (d603e)" > 172.16.17.39 - - [06/Apr/2016:10:36:43 -0400] "GET > /tftpboot/xcat/osimage/rhel7/initrd-stateless.gz HTTP/1.1" 200 27339862 "-" > "iPXE/1.0.3-131028 (d603e)" > > There are no entries for hung nodes in error_log. > > I do not see any persistent connection open in netstat -ntp, though it's > hard to check quickly since I have to induce the problem and it occurs > randomly, so I effectively see the problem about 1-3 minutes after the node > has hung up. > > Thanks, > > John Lopilato > > > -----Original Message----- > From: Christopher Samuel [mailto:[email protected]] > Sent: Tuesday, April 05, 2016 8:58 PM > To: [email protected] > Subject: EXTERNAL: Re: [xcat-user] Stateless node randomly fails to get > initrd-stateless.gz > > On 06/04/16 00:39, Lopilato, John wrote: > > > You can see where it hangs in the attached image. I'd appreciate any > > help on tracking down what's going on here. > > When it hangs do you see the request appear in the Apache server logs? > > If so is there still the corresponding connection visible from the > compute node to Apache in netstat -ntp ? > > All the best, > Chris > -- > Christopher Samuel Senior Systems Administrator > VLSCI - Victorian Life Sciences Computation Initiative > Email: [email protected] Phone: +61 (0)3 903 55545 > http://www.vlsci.org.au/ http://twitter.com/vlsci > > > > ------------------------------------------------------------------------------ > _______________________________________________ > xCAT-user mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/xcat-user > > > ------------------------------------------------------------------------------ > _______________________________________________ > xCAT-user mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/xcat-user >
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