On Wed, Jul 09, 2008 at 09:13:34AM +0200, Miklos Szeredi wrote: > On Wed, 9 Jul 2008, Dave Chinner wrote: > > The argument against Miklos' version is that there may be multiple > > commands to execute while the fs is frozen. > > Which is what a shell is for ;) Yeah, weĺl, with your method I ca't tell a user to: # xfs_freeze -f /mntpt # xfs_db -r -c 'sb 0' -c 'p rootino' /dev/foo 128 # xfs_db -r -c 'ino 128' -c 'p core.format' /dev/foo core.format = 2 (extents) # xfs_db ..... ..... # xfs_freeze -u /mntpt i.e. using the freeze to force all metadata to disk and prevent it from changing while doing interactive debugging of some problem. Yes, a one-shot freeze/unfreeze mechanism works for some use cases. The point is that it does not work for them all..... Cheers, Dave. -- Dave Chinner david@xxxxxxxxxxxxx -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
