😨 建议各位时不时清理下日志

看了眼我的 NixOS，日志文件占了 4G

然后一行

sudo journalctl --vacuum-size=500M

直接清掉 3.5G

Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c3acad8-00065156afe833f6.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c3dbb18-0006515a0e7d93ec.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c40ab43-0006515d6fbd6dc3.journal (110M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c43f907-000651617f744ed2.journal (111.9M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c47b0a9-000651661778b5ec.journal (106.8M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c4ab02c-000651696ae32aed.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c4da038-0006516ccfbe33c0.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c509043-0006517035917615.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c53804a-000651739be7a3b9.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c567032-000651770212922a.journal (106.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c5981fa-0006517a49ed20bb.journal (107M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c5c7d42-0006517da3a41002.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c5f6d2c-000651810819df4a.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c625cfb-000651846e2a30a7.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c654cf3-00065187d383bcbf.journal (107.3M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c683bbd-0006518b3d6d97b4.journal (106.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c6b3e97-0006518e99aaa8c0.journal (106.9M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c6e457f-00065191fceb79b9.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c7134f3-0006519573821927.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c74238c-00065198eb6c24f0.journal (107.5M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c771387-0006519c633cbf29.journal (107.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (96M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (16M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (8M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (8M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c7cc854-000651a3a9b7712f.journal (45.7M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/user-1000@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c7ccd0c-000651a3a9d5ee22.journal (4.8M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c7e36df-000651efa74d96c6.journal (22.1M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/user-1000@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c7e388f-000651f049603452.journal (3.6M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (16M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (8M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (72M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (8M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c80f58f-0006526be7b99652.journal (83.6M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/user-1000@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c80fa47-0006526be7db088f.journal (11.9M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c839e11-000652e4c6da597d.journal (86.3M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c8663aa-0006536e6e3f63d5.journal (87.9M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c893b8c-000653c12ba04ebd.journal (99.7M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/[email protected]~ (80M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c8f4e50-00065409053e4e71.journal (89.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c923ee5-0006544f8f65821f.journal (86.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/user-1000@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c942fa8-000654d96082d249.journal (7.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c9508a4-0006550f985685a7.journal (83.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c97ae0f-000655e01843c033.journal (43.4M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c991586-00065608d9a6a47d.journal (83.7M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/user-1000@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c9915ab-00065608d9b9becd.journal (20.7M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c9c5856-000656babb363002.journal (64.1M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c9e57c6-0006574e2bc5c4ec.journal (62.9M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/user-1000@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001c9e59d1-0006574f18857d66.journal (5.9M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001ca05556-000657ce87a97192.journal (6.8M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/user-1000@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001ca055dc-000657ce95c3634b.journal (3.5M).
Deleted archived journal /var/log/journal/42f6204f53e24bef850fbf343845e5bc/system@d6ef1f6b589e45b3a2c731fb7252e0fd-000000001ca06ee2-000657d058f7cf0c.journal (97.2M).
Vacuuming done, freed 3.5G of archived journals from /var/log/journal/42f6204f53e24bef850fbf343845e5bc.
Vacuuming done, freed 0B of archived journals from /run/log/journal.
Vacuuming done, freed 0B of archived journals from /var/log/journal.