2010/3/21 Dr. David Kirkby <david.kir...@onetel.net>: > Minh Nguyen wrote: >> >> Hi folks, > > <snip> > >> From my experience with machines on Skynet, building >> and doctesting Sage on some of the Linux machines could actually crash >> the machine. Most times for me, such a crash would result in bringing >> a machine down, or even bringing down the primary network node that is >> the gateway to the other machines on the network. > > If this happens, something must be seriously screwed up on the skynet > network. There is no way a normal user should be able to crash one machine, > let alone do even more damage. >
The login node -- eno -- was regularly crashing when pushed hard. The sysadmin suspected faulty hardware and very recently replaced the computer with a new one. Hopefully this will fix the problem. > I've tried using skynet for Solaris, but the machines are not very fast, and > heavily loaded sometimes. > You have to type touch /tmp/`hostname`0 /tmp/`hostname`1 /tmp/`hostname`2 /tmp/`hostname`3 /tmp/`hostname`4 to temporarily disable the ECM jobs running on a given node on skynet, which use spare cycles. (They will stop after a certain amount of time.) William -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org To unsubscribe from this group, send email to sage-devel+unsubscribegooglegroups.com or reply to this email with the words "REMOVE ME" as the subject.