{ linux }

  • OOM Killer 大爆炸

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    讲道理把 OOM killer 设成 2 居然会把整个系统搞挂……

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    于是整个 OS 的内存管理全部挂掉，能用的命令只有 echo

    还好是可以以文件的形式强行修改服务进程的。

    echo 0 > /proc/sys/vm/overcommit_memory

    然后试了试 ls ，终于能够运行。

    一激动之下多按了几个↑，然后……

    enter image description here

    ……………………………………

  • WTF BCM43142 Bluetooth

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    This shit is not supported by any version of stock Linux.

    rfkill showed this device but cannot work at all.

    I found this post and this bug, using hex file in windows, but seems that i must rebuild kernel. F**k.