[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [BUG] invocation of xl create with insufficient memory for new domU causes system reboot
On Tue, 2014-04-01 at 13:35 +0400, Georgy V. Repin wrote: > Hello! > > 1. Problem: invocation of xl create when there is not enough memory to > create new domU causes oom to select process to kiill; when oom selects > to kill quemu-system-* process, this causes kernel panic (it's my > suppose, because i see no message "kernel panic" in log, but i do see > "CPU: 0 PID: 7899 Comm: qemu-system-i38 Not tainted 3.10.17-gentoo #1" + > failed call trace), and, therefore (assuming default settings) kernel > reboot (see log at "4.") > Couple of remarks: > - fix checking of available memory for new domU in xl toolstack could > serve as workaround > - real cause is not clear to me, maybe it's not even a xen bug (quemu ? > kernel ?) Are you using dom0_mem= together with auto ballooning enabled in the toolstack? I think it was Xen 4.4 which gained the ability to detect dom0_mem= and disable ballooning automatically in that case, but I might be misremembering. Ian. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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