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linux 系统 page allocation failure 问题处理

By | 2019-04-28

问题说明 近期一台主机报以下 kernel 警告信息: Apr 28 05:30:51 cztest kernel: swapper/13: page allocation failure: order:5, mode:0x4020 Apr 28 05:30:51 cztest kernel: Pid: 0, comm: swapper/13 Not tainted 3.4.24-x86_64 #3 Apr 28 05:30:51 cztest kernel: Call Trace: Apr 28 05:30:51 cztest kernel: <IRQ> [<ffffffff8109b77b>] warn_alloc_failed+0xeb/0x130 Apr 28 05:30:51 cztest kernel: [<ffffffff8105611e>] ? __wake_up+0x4e/0x70 Apr 28 05:30:51 cztest… Read More »