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虚拟机镜像可以缩小吗

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虚拟机没有规划好,设置的1T 的qcow2,放在缓存里面的 现在 已经使用了500多G了,我把虚拟机里面的东西搬了一部分出来,现在虚拟机实际使用只有160g但是在缓存盘里面镜像文件还有500多G 想问下这个镜像能不能缩小呢,因为所有东西都设置好了 ,不想重新开一个虚拟机

可以。不过用过挺麻烦的。你需要先把之前用过的空间整理一下,该清零的地方清零,再压缩。 VM是Linux或者Windows,清零的方式还不一样,有一定的风险把数据搞丢。不如新建个虚拟机把东西搬过去安全。

这种KVM虚拟机操作的东西都通用的:

https://zhaoxh.cn/post/2014/compress-image/

Edited by jinlife

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