不知道为什么 log 文件突然变成了二进制格式？

[hatebugs]

你知道你们是否遇到过，文件里有些^@^@^@符号，linux 把文件识别成二进制了，导致 grep 全部失效

[julyclyde]

https://unix.stackexchange.com/questions/108321/what-does-mean-in-a-text-file

[polythene]

随手 grep --text

[hatebugs]

@polythene 解决办法有，想知道原因

[hatebugs]

@julyclyde Other common causes of NULs in a text file are: 1. a process truncated the file while another process was writing it, so the second process's writes suddenly went past the current EOF, so the gap became sparsely allocated all-zero space. 2. The file was modified shortly before a system crash and the filesystem recovered the file's size without recovering all the data