Re: [9fans] when to use vac -q -d old.vac instead of simply vac -d old.vac

2009-07-01 Thread Nathaniel W Filardo
On Mon, Jun 29, 2009 at 08:56:06AM -0700, Russ Cox wrote: > Whether you use -q should have no effect on the memory usage. > There may be a memory leak somewhere involving -q, but at > first glance I don't see one. Feel free to investigate. You're right; I glitched. The memory consumption is due

Re: [9fans] when to use vac -q -d old.vac instead of simply vac -d old.vac

2009-06-29 Thread Russ Cox
On Sun, Jun 28, 2009 at 6:13 PM, Fernan Bolando wrote: > man vac > "-q    Increase the performance of the -a or -d options by detecting > unchanged files based on a >        match of the files name and other meta data, rather than > examining the contents of the files" > > Why is -q not a default?

Re: [9fans] when to use vac -q -d old.vac instead of simply vac -d old.vac

2009-06-28 Thread Nathaniel W Filardo
On Mon, Jun 29, 2009 at 09:13:09AM +0800, Fernan Bolando wrote: > Why is -q not a default? Is there a reliability concern with that option? It uses an astronomically large amount of memory, if nothing else. Mirroring a little over 100MB of data from sources with vac -q occupies roughly 85MB in cor