As explained previously there is a risk of the journal becoming corrupted possibly causing file system corruption.

如上所述，不一致的事务日志有可能导致文件系统的崩溃。

youdao

If an operating system bug, bad disk sector, or even certain superuser errors cause corruption to a file system, using multiple volumes can limit that damage to just one volume.

如果操作系统缺陷、磁盘坏扇区或某些超级用户失误会破坏文件系统，使用多个卷可以把破坏的范围限制在一个卷。

youdao

Journaling file systems provide reliability and protect against corruption in the face of system crash or power loss.

日志文件系统在系统崩溃或断电时提供了可靠性，并防止系统崩溃。

youdao