> -----Original Message----- > From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx > [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of > Adrian Chadd > Sent: 07 November 2006 13:37 > To: fedora-xen@xxxxxxxxxx > Cc: xen-users@xxxxxxxxxxxxxxxxxxx > Subject: [Xen-users] memory issues with FC5.2200 kernels > > hiya, > > I've just upgraded a production Xen to FC5.2200 + the Xen userspace > stuff and its exhibiting some nasty problems. A couple of hours uptime > is followed by all domU networking stopping. > > Here's dmesg in dom0: > > xen_net: Memory squeeze in netback driver. > printk: 4 messages suppressed. > xen_net: Memory squeeze in netback driver. > printk: 4 messages suppressed. > > And xm dmesg: > > (XEN) (file=memory.c, line=66) Could not allocate order=0 > extent: id=0 memflags=0 (0 of 63) > (XEN) (file=memory.c, line=66) Could not allocate order=0 > extent: id=0 memflags=0 (0 of 63) > (XEN) (file=memory.c, line=66) Could not allocate order=0 > extent: id=0 memflags=0 (0 of 63) > (XEN) (file=memory.c, line=66) Could not allocate order=0 > extent: id=0 memflags=0 (0 of 63) > (XEN) (file=memory.c, line=66) Could not allocate order=0 > extent: id=0 memflags=0 (0 of 63) It is trying to allocate one page in "increase_reservation", and failing... I don't know WHY this is failing (I suspect the heap may have a memory leak, perhaps)? What is your DomU doing when you see this problem? -- Mats > > Googling has shown inconclusive results - a couple of > possible fixes but no explanation > why (and no consistent fix.) > > Any ideas? > > Thanks, > > > Adrian > > > _______________________________________________ > Xen-users mailing list > Xen-users@xxxxxxxxxxxxxxxxxxx > http://lists.xensource.com/xen-users > > > -- Fedora-xen mailing list Fedora-xen@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-xen
