Re: Risks of backing up live mounted filesystems using dump(8)

2010-03-01 Thread Jeffrey Metcalf
> > If you put the filesystem of interest on its own partition, then > ISTM you can mount -o remount,ro that one file system, and it should > remain static during the backup. All data will still be available, > though unmodifiable. Clearly, one would need to do something like > an lsof to ensure

Risks of backing up live mounted filesystems using dump(8)

2010-03-01 Thread Jeffrey Metcalf
Hi, I'm hoping I can start a brief thread discussing the potential risks involved with backing up live mounted (RW) ext2/3/4 filesystems using dump(8). Here are the reasons I ask this: 1. My understanding is that it is safest to dump unmounted filesystems to ensure all buffers are flushed an