<html><head><meta http-equiv="Content-Type" content="text/html charset=gb2312"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">在 2015年12月3日，下午1:24，Alexandre DERUMIER <<a href="mailto:aderumier@odiso.com" class="">aderumier@odiso.com</a>> 写道：</div><br class="Apple-interchange-newline"><div class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">About nmi watchdog,</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">I have it enabled, even if no watchdog module is loaded.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">The only way I have found to disable it is to pass "nmi_watchdog=0"</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">to grub.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">cat /proc/sys/kernel/nmi_watchdog to see if it's enable or not.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">(I can't load idrac ipmi_watchdog until it's disable)</span></div></blockquote></div><br class=""><div class="">hi</div><div class=""><br class=""></div><div class="">just got new error, because the watchdog.</div><div class=""><br class=""></div><div class=""><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983204] Call Trace:</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983206] <IRQ> [<ffffffff81800818>] dump_stack+0x45/0x57</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983218] [<ffffffff8107b65a>] warn_slowpath_common+0x8a/0xc0</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983220] [<ffffffff8107b6e5>] warn_slowpath_fmt+0x55/0x70</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983223] [<ffffffff8170df58>] dev_watchdog+0x228/0x240</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983225] [<ffffffff8170dd30>] ? dev_deactivate_queue.constprop.34+0x70/0x70</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983229] [<ffffffff810e5629>] call_timer_fn+0x39/0x100</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983231] [<ffffffff8170dd30>] ? dev_deactivate_queue.constprop.34+0x70/0x70</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983234] [<ffffffff810e6e12>] run_timer_softirq+0x182/0x2c0</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983236] [<ffffffff8107faf5>] __do_softirq+0x105/0x260</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983238] [<ffffffff8107fdae>] irq_exit+0x8e/0x90</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983243] [<ffffffff8180a486>] smp_apic_timer_interrupt+0x46/0x60</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983245] [<ffffffff8180861b>] apic_timer_interrupt+0x6b/0x70</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983246] <EOI> [<ffffffff8168b474>] ? poll_idle+0x54/0xa0</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983251] [<ffffffff8168ad45>] cpuidle_enter_state+0xb5/0x220</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983256] [<ffffffff8168aee7>] cpuidle_enter+0x17/0x20</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983261] [<ffffffff810bdb1b>] call_cpuidle+0x3b/0x70</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983294] [<ffffffff8168aec3>] ? cpuidle_select+0x13/0x20</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983296] [<ffffffff810bdde7>] cpu_startup_entry+0x297/0x360</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983301] [<ffffffff817f4cfc>] rest_init+0x7c/0x80</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983307] [<ffffffff81f66029>] start_kernel+0x49a/0x4bb</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983309] [<ffffffff81f65120>] ? early_idt_handler_array+0x120/0x120</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983311] [<ffffffff81f654d7>] x86_64_start_reservations+0x2a/0x2c</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983313] [<ffffffff81f65623>] x86_64_start_kernel+0x14a/0x16d</div><div class="">Dec 3 14:41:19 ctc.fp12 kernel: [174867.983315] ---[ end trace 1242808342f6897e ]---</div></div><div class=""><br class=""></div><div class="">detail log:</div><div class=""><br class=""></div><div class=""><a href="http://mirrors.myccdn.info/images/dell-r510.txt" class="">http://mirrors.myccdn.info/images/dell-r510.txt</a></div><div class=""><br class=""></div><div class="">thanks.</div></body></html>