Hi, > -----Original Message----- > From: Michal Hocko [mailto:mhocko@xxxxxxxxxx] > > On Thu 30-07-15 07:33:15, 河合英宏 / KAWAI,HIDEHIRO wrote: > [...] > > Are you using SGI UV? On that platform, NMIs may be delivered to > > all cpus because LVT1 of all cpus are not masked as follows: > > This is Compute Blade 520XB1 from Hitachi with 240 cpus. Thanks for the information! I asked my colleague in other department about NMI button behavior of our server just before receive your mail, and certainly what you said happens; all cpus say "Uhhuh. NMI received for unknown reason 3d on CPU N" when NMI button is pusshed. So, this was also our problem... ��.n��������+%������w��{.n�����{����*jg��������ݢj����G�������j:+v���w�m������w�������h�����٥