RE: Rsync: Re: patch to enable faster mirroring of large filesyst ems

2001-11-29 Thread Keating, Tim
I was at first, but then removed it. The results were still insufficiently fast. Were you using the -c option of rsync? It sounds like you were and it's extremely slow. I knew somebody who once went to extraordinary lengths to avoid the overhead of -c, making a big patch to rsync to

Re: Rsync: Re: patch to enable faster mirroring of large filesyst ems

2001-11-29 Thread Dave Dykstra
On Thu, Nov 29, 2001 at 12:59:00PM -0600, Keating, Tim wrote: I was at first, but then removed it. The results were still insufficiently fast. Were you using the -c option of rsync? It sounds like you were and it's extremely slow. I knew somebody who once went to extraordinary

Re: Rsync: Re: patch to enable faster mirroring of large filesyst ems

2001-11-29 Thread Alberto Accomazzi
It seems to me the new options --read-batch and --write-batch should go a long way towards reducing any time spent in creation of checksums and file lists, so you should definitely give 2.4.7pre4 a try. This is just a guess since I haven't actually used those options myself, but seems worth

RE: Rsync: Re: patch to enable faster mirroring of large filesyst ems

2001-11-29 Thread David Bolen
Keating, Tim [[EMAIL PROTECTED]] writes: - If there's a mismatch, the client sends over the entire .checksum file. The server does the compare and sends back a list of files to delete and a list of files to update. (And now I think of it, it would probably be better if the server just sent

RE: Rsync: Re: patch to enable faster mirroring of large filesyst ems

2001-11-29 Thread Keating, Tim
to enable faster mirroring of large filesyst ems Keating, Tim [[EMAIL PROTECTED]] writes: - If there's a mismatch, the client sends over the entire .checksum file. The server does the compare and sends back a list of files to delete and a list of files to update. (And now I think

RE: Rsync: Re: patch to enable faster mirroring of large filesyst ems

2001-11-29 Thread David Bolen
Keating, Tim [[EMAIL PROTECTED]] writes: Is there a way you could query your database to tell you which extents have data that has been modified within a certain timeframe? Not in any practical way that I know of. It's not normally a major hassle for us since rsync is used for a central