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Am 16.12.2011 03:18, schrieb Allan Gottlieb: |
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> Questions |
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> |
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> 1. Apparently 2.6 (hence 3.x) kernels can expand mounted file systems |
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> (/var is mounted as ext3). |
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> |
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> Since I can't unmount /var because it is in use, I guess that, if I |
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> every need to shrink /var, I would need to boot off a CD. Is that |
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> correct? |
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> |
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> Back in the day, we had single user mode for this, but I don't see |
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> how to get the equivalent now. |
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> |
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> Is it really safe to extend /var (i.e., /dev/vg/var) while mounted |
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> as ext3? It sounds frightening since daemons could start running |
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> and access /var. |
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Well, online resizing works online, hence the name. |
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It is of course supposed to be working. You should have a backup |
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nethertheless. |
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resize2fs also supports shrinking ext3 partitions, see |
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http://linux.die.net/man/8/resize2fs |
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Regards, |
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Jens |