@__soragoto__: Newbie: Oh no, oh no, the server disk is full, now even shell autocomplete is completely busted Senior: rm /var/reserve…

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linux sysadmin humor disk-space ops

Summary

一段关于服务器磁盘满时老派运维技巧的趣味对话：资深工程师用 fallocate 预留 10G 占位文件，以便快速腾出空间排查问题，调侃新人忘了这些老技巧。

Newbie: Oh no, oh no, the server disk is full, now even shell autocomplete is completely busted Senior: rm /var/reserved-space Newbie: Starting off by deleting data?? Senior: What else? Now come take a look at who's hogging all the space, check it slowly Newbie: Wait, why'd you put a 10G junk file on the production server? Senior: What else? Once you figure out what to delete, you gonna ask the boss if he can wait half an hour for you? Newbie: ...... Senior: You guys mess around with K8s all day now, totally forgotten the old-school tricks, huh Senior: fallocate -l 10G /var/reserved-space Newbie: Huh? What's this for? Creating it back? Senior: Yeah... You never seen this command? Fine, use dd if you want
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Cached at: 10/12/26, 11:28 AM

Newbie: Oh no, oh no, the server disk is full, now even shell autocomplete is completely busted

Senior: rm /var/reserved-space

Newbie: Starting off by deleting data??

Senior: What else? Now come take a look at who’s hogging all the space, check it slowly

Newbie: Wait, why’d you put a 10G junk file on the production server?

Senior: What else? Once you figure out what to delete, you gonna ask the boss if he can wait half an hour for you?

Newbie: ……

Senior: You guys mess around with K8s all day now, totally forgotten the old-school tricks, huh

Senior: fallocate -l 10G /var/reserved-space

Newbie: Huh? What’s this for? Creating it back?

Senior: Yeah… You never seen this command? Fine, use dd if you want

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