[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-bugs] [Bug 457] vcpu-set doesn't work on x86_64bit
http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=457 grimm@xxxxxxxxxx changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |grimm@xxxxxxxxxx ------- Additional Comments From grimm@xxxxxxxxxx 2006-02-07 18:30 ------- smp on x86_64 was broken all together but just fixed by changeset 8775. vcpu-set still does not work...but does affect things, causing a soft lockup on shutdown: Name ID Mem(MiB) VCPUs State Time(s) Domain-0 0 3392 1 r----- 17.5 ubuntu64 5 128 4 -b---- 3.0 root@callahan:~# xm vcpu-set 5 2 root@callahan:~# xm list Name ID Mem(MiB) VCPUs State Time(s) Domain-0 0 3392 1 r----- 17.7 ubuntu64 5 128 4 r----- 9.9 xm list still reports 4, but /proc/cpuinfo reports 3. so, the vcpu-set brought down 1 vcpu but not 2. subsequent xm vcpu-set commands do nothing. then, upon shutdown: root@callahan:~# /sbin/shutdown -h now Broadcast message from root (tty1) (Wed Feb 8 00:35:28 2006): The system is going down for system halt NOW! BUG: soft lockup detected on CPU#2! CPU 2: Modules linked in: Pid: 0, comm: swapper Not tainted 2.6.16-rc2-xenU #4 RIP: e030:[<ffffffff8010a0ca>] <ffffffff8010a0ca>{hypercall_page+202} RSP: e02b:ffff880000447f18 EFLAGS: 00000202 RAX: 0000000000000000 RBX: ffffffff80403184 RCX: ffffffff8010a0ca RDX: ffffffff80408768 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff880000447f40 R08: 00000000ffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 00002b4c3b3746d0(0000) GS:ffffffff803cf100(0000) knlGS:0000000000000000 CS: e033 DS: 002b ES: 002b Call Trace: <ffffffff8010bf5c>{cpu_idle+161} <ffffffff8024e874>{cpu_bringup+72} * Switching to runlevel: 0 * Sending processes the TERM signal -- Configure bugmail: http://bugzilla.xensource.com/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug, or are watching the assignee. _______________________________________________ Xen-bugs mailing list Xen-bugs@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-bugs
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