[root@ns1015483 www]# grep -i descriptor /var/log/apache2/error_log | grep "Nov 18" | head
Fri Nov 18 06:11:42 2022 (27536): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:42 2022 (27537): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:43 2022 (27538): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:43 2022 (27539): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:47 2022 (27558): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:47 2022 (27 559): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:51 2022 (27570): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:51 2022 (27571): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:52 2022 (27573): Fatal Error Unable to create lock file: Bad file descriptor (9)
Fri Nov 18 06:11:52 2022 (27574): Fatal Error Unable to create lock file: Bad file descriptor (9)
[root@ns1015483 www]# grep "Nov 18 06:11" /var/log/messages | grep kernel | grep -e loop -e tmp
Nov 18 06:11:40 ns1015483 kernel: Aborting journal on device loop0-8.
Nov 18 06:11:40 ns1015483 kernel: EXT4-fs error (device loop0) in ext4_evict_inode:241: Journal has aborted
Nov 18 06:11:42 ns1015483 kernel: EXT4-fs error (device loop0): ext4_journal_check_start:56: Detected aborted journal
Nov 18 06:11:42 ns1015483 kernel: EXT4-fs (loop0): Remounting filesystem read-only
[root@ns1015483 www]#