添加 'linux基础/清理journal日志.md'
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linux基础/清理journal日志.md
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## 临时清理
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```bash
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> /var/log/journal/xxx/system.journal
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```
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## 自动维护
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```bash
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# 保留近1周日志
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journalctl --vacuum-time=1w
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# 保留500M日志
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journalctl --vacuum-size=500M
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```
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注意: 若提示Error was encountered while opening journal files: Input/output error,则表明文件损坏,删除日志,并重启
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```bash
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systemctl restart systemd-journald.service
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```
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