On Thu, 17 Sep 2009, Brian O'Mahony wrote: > Jack > > This is a great in detail explanation, thanks. Ill explain a little more > about our scenario. I think you may have it the nail on the head with this. > > We have a machine with 4Gb non-reserved memory. It can use up to 4G but we > have never seen any where near that level of usage. The machine uses between > 200ish and 2gig. The issues we have been seeing on this machine: > > > 1. Time skew. Randomly. Fine for weeks then happened twice in three > days. We have turned off the VMWare tools host-guest synch, and I have edited > the ntp.conf (but not turned the service back on till I get clearance for it) > > 2. Random slow downs. As you described. Memory, CPU, usage in Virtual > Infastructure client graphs are all nominal - bout 25% usage. However > everything on the server was running sallow. (Server hosts bugtracking, wikis > newsgroups). Everything else on the Host was running fine (all windows > systems) > > 3. Taking a clone of the machine, while running, on two separate > occasions has crashed it. The VM completely hung. > > 4. "ethtool operation 3 not supported" constantly in dmesg. Unrelated I > know. However I have a test version of this VM on our test network (pretty > much a replica of the live network but without contant load/use) and this > doesn't appear. At all. > > Im beginning to hate Linux on VMWare. :P >
FWIW, I run 60 linux VM's on my cluster, with no issues at all such as these. Make sure you have tools installed on all of them. What Distro are these? Jason -- Jason Slagle - RHCE /"\ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \ / ASCII Ribbon Campaign . X - NO HTML/RTF in e-mail . / \ - NO Word docs in e-mail . _______________________________________________ Linux-PowerEdge mailing list [email protected] https://lists.us.dell.com/mailman/listinfo/linux-poweredge Please read the FAQ at http://lists.us.dell.com/faq
