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Safely Delete ​

WARNING

DO NOT DELETE THE PATH DIRECTLY.

bash
/var/log/journal/

Commands ​

Get Disk Usage ​

bash
journalctl --disk-usage
bash
Archived and active journals take up 3.9G on disk.

Delete by Days ​

bash
journalctl --vacuum-time=7d

Delete by Size ​

bash
journalctl --vacuum-size=500M

Single File Size ​

bash
journalctl --vacuum-file-size=100M

Configurations ​

PATH
bash
/etc/systemd/journald.conf
ini
SystemMaxUse=500M         # 最大总使用空间
SystemMaxFileSize=100M    # 单个文件最大大小
SystemMaxRetentionSec=7d  # 最长保留时间
bash
systemctl restart systemd-journald