Linux Disk Space Is Full: Diagnose Before Deleting Files

A full filesystem can break database writes, sessions, logs, updates, and even SSH operations. The first task is to identify which filesystem is full and whether the issue is capacity or inode exhaustion.Use df -h to inspect space and df -i to inspect inode usage. Then identify large directories with du, starting from the affected mount. Deleted files may still consume space when a process has the...