<html><body><div style="font-family: Verdana; font-size: 10pt; color: #000000"><div><pre itemprop="articleBody" style="color: #000000; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;" data-mce-style="color: #000000; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;">They are also a "nowatchdog" grub option, to disable nmi watchdog (hard-lockup) & soft-lockup<br><br><br>https://lkml.org/lkml/2015/3/2/651<br><br>  nmi_watchdog=   [KNL,BUGS=X86] Debugging features for SMP kernels<br>                     Format: [panic,][nopanic,][num]<br>-                      Valid num: 0<br>+                 Valid num: 0 or 1<br>                     0 - turn nmi_watchdog off<br>+                    1 - turn nmi_watchdog on<br>                      When panic is specified, panic when an NMI watchdog<br>                   timeout occurs (or 'nopanic' to override the opposite<br>                         default).<br>@@ -2460,7 +2461,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted.<br> <br>    nousb           [USB] Disable the USB subsystem<br> <br>-   nowatchdog      [KNL] Disable the lockup detector (NMI watchdog).<br>+    nowatchdog      [KNL] Disable both lockup detectors, i.e.<br>+                        soft-lockup and NMI watchdog (hard-lockup).<br> <br>    nowb            [ARM]</pre><br></div><div><br></div><div data-marker="__SIG_PRE__"><table cellpadding="0" border="0" class="MsoNormalTable" style="font-family: 'Times New Roman';" data-mce-style="font-family: 'Times New Roman';"><tbody><tr><td style="padding: 0cm;" data-mce-style="padding: 0cm;"><p><span style="font-family: Calibri, sans-serif; color: #1f497d;" data-mce-style="font-family: Calibri, sans-serif; color: #1f497d;"><img width="211" height="150" src="http://www.odiso.com/wp-content/uploads/2014/03/odiso.png" data-mce-src="http://www.odiso.com/wp-content/uploads/2014/03/odiso.png"></span></p></td><td width="100%" style="width: 1679px; padding: 0cm 0cm 0cm 6pt;" data-mce-style="width: 1679px; padding: 0cm 0cm 0cm 6pt;"><table cellspacing="4" cellpadding="0" border="0" class="MsoNormalTable"><tbody><tr><td style="padding: 3pt;" data-mce-style="padding: 3pt;"><p><b><span style="font-size: 12.5pt; font-family: Calibri, sans-serif; color: #388bc6;" data-mce-style="font-size: 12.5pt; font-family: Calibri, sans-serif; color: #388bc6;">Alexandre</span></b> <b><span style="font-size: 12.5pt; font-family: Calibri, sans-serif; color: #424242;" data-mce-style="font-size: 12.5pt; font-family: Calibri, sans-serif; color: #424242;">Derumier</span></b> <span style="font-family: Calibri, sans-serif; color: #1f497d;" data-mce-style="font-family: Calibri, sans-serif; color: #1f497d;"><br></span><b><span style="font-size: 8pt; font-family: Calibri, sans-serif; color: #424242;" data-mce-style="font-size: 8pt; font-family: Calibri, sans-serif; color: #424242;">Ingénieur système et stockage</span></b></p></td></tr><tr><td style="padding: 3pt;" data-mce-style="padding: 3pt;"><p><b><span style="font-size: 8pt; font-family: Calibri, sans-serif; color: #424242;" data-mce-style="font-size: 8pt; font-family: Calibri, sans-serif; color: #424242;">Fixe :</span></b> <span style="font-size: 8pt; font-family: Calibri, sans-serif; color: #636466; text-align: right;" data-mce-style="font-size: 8pt; font-family: Calibri, sans-serif; color: #636466; text-align: right;">03 20 68 90 88</span> <span style="font-family: Calibri, sans-serif; color: #1f497d;" data-mce-style="font-family: Calibri, sans-serif; color: #1f497d;"><br></span><b><span style="font-size: 8pt; font-family: Calibri, sans-serif; color: #424242;" data-mce-style="font-size: 8pt; font-family: Calibri, sans-serif; color: #424242;">Fax :</span></b> <span style="font-size: 8pt; font-family: Calibri, sans-serif; color: #636466; text-align: right;" data-mce-style="font-size: 8pt; font-family: Calibri, sans-serif; color: #636466; text-align: right;">03 20 68 90 81</span></p></td></tr><tr><td style="padding: 3pt;" data-mce-style="padding: 3pt;"><p><span style="font-size: 7.5pt; font-family: Calibri, sans-serif; color: gray;" data-mce-style="font-size: 7.5pt; font-family: Calibri, sans-serif; color: gray;">45 Bvd du Général Leclerc 59100 Roubaix</span> <span style="font-family: Calibri, sans-serif; color: #1f497d;" data-mce-style="font-family: Calibri, sans-serif; color: #1f497d;"><br></span><span style="font-size: 7.5pt; font-family: Calibri, sans-serif; color: gray;" data-mce-style="font-size: 7.5pt; font-family: Calibri, sans-serif; color: gray;">12 rue Marivaux 75002 Paris</span></p></td></tr><tr><td style="padding: 3pt; line-he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