<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi,<div><br></div><div>Does anybody faced with the following issue:</div><div><br></div><div><div>May 27 16:03:45 sv-36hv-005 kernel: INFO: rcu_sched detected stalls on CPUs/tasks: { 0} (detected by 3, t=84674 jiffies, g=2381853, c=2381852, q=17796) </div><div>May 27 16:03:45 sv-36hv-005 kernel: Task dump for CPU 0: </div><div>May 27 16:03:45 sv-36hv-005 kernel: cat R running task 0 6537 6500 0x00000088 </div><div>May 27 16:03:45 sv-36hv-005 kernel: ffff88001465dc70 ffffea000117d5c8 0000000000000246 0000000000000000 </div><div>May 27 16:03:45 sv-36hv-005 kernel: dead000000100100 00000000fffffffd 0000000000040002 ffffffff8100122a </div><div>May 27 16:03:45 sv-36hv-005 kernel: ffffea00006e4600 0000000000000000 0000000000000000 ffffffffffffffff </div><div>May 27 16:03:45 sv-36hv-005 kernel: Call Trace: </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8100122a>] ? xen_hypercall_xen_version+0xa/0x20 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8100122a>] ? xen_hypercall_xen_version+0xa/0x20 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff81009ded>] ? xen_force_evtchn_callback+0xd/0x10 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8100a5e2>] check_events+0x12/0x20 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8100a5cf>] ? xen_restore_fl_direct_reloc+0x4/0x4 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8153be96>] ? _raw_spin_unlock_irqrestore+0x16/0x20 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8111d244>] release_pages+0x184/0x1e0 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8114c484>] free_pages_and_swap_cache+0xb4/0xe0 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8104c284>] ? flush_tlb_mm_range+0x54/0x250 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8113782f>] tlb_flush_mmu+0x5f/0xa0 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8113788c>] tlb_finish_mmu+0x1c/0x50 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8113efbb>] exit_mmap+0xbb/0x160 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8153c1c4>] ? _raw_spin_lock_irqsave+0x14/0x40 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff810504c9>] mmput+0x59/0x110 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff81058341>] do_exit+0x261/0xa50 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff8116ec5e>] ? ____fput+0xe/0x10 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff81058b81>] do_group_exit+0x51/0xc0 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff81058c07>] sys_exit_group+0x17/0x20 </div><div>May 27 16:03:45 sv-36hv-005 kernel: [<ffffffff815447d9>] system_call_fastpath+0x16/0x1b</div><div><br></div><div><br></div><div><b>HV details:</b></div><div><div># xm info</div><div>host : *********</div><div>release : 3.8.12-1.el6xen.x86_64</div><div>version : #1 SMP Mon May 13 11:39:02 EEST 2013</div><div>machine : x86_64</div><div>nr_cpus : 4</div><div>nr_nodes : 1</div><div>cores_per_socket : 4</div><div>threads_per_core : 1</div><div>cpu_mhz : 1995</div><div>hw_caps : bfebfbff:28100800:00000000:00003b40:009ce3bd:00000000:00000001:00000000</div><div>virt_caps : hvm</div><div>total_memory : 16374</div><div>free_memory : 15791</div><div>free_cpus : 0</div><div>xen_major : 4</div><div>xen_minor : 2</div><div>xen_extra : .2</div><div>xen_caps : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64 </div><div>xen_scheduler : credit</div><div>xen_pagesize : 4096</div><div>platform_params : virt_start=0xffff800000000000</div><div>xen_changeset : unavailable</div><div>xen_commandline : dom0_mem=409600</div><div>cc_compiler : gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-3)</div><div>cc_compile_by : mockbuild</div><div>cc_compile_domain : <a href="http://crc.id.au">crc.id.au</a></div><div>cc_compile_date : Tue May 7 19:26:49 EST 2013</div><div>xend_config_format : 4</div></div><div><br></div><div>Thanks for any help/info.</div><div apple-content-edited="true">
<span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px; "><pre wrap=""><pre wrap="">---</pre><pre wrap="">Yura</pre></pre></span>
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