Re: rsync replacement

2007-07-18 Thread Jamie Lokier
Jason Haar wrote: > Jamie Lokier wrote: > > Check out the "TCP: advanced congestion control" option in a 2.6 Linux > > kernel, and there is plenty of research on the topic. See SCTP and > > DSCP (among others) for the more transaction oriented side. > > > Hi there Jamie > > Like yourself, our

Re: rsync replacement

2007-07-17 Thread Jason Haar
Jamie Lokier wrote: > Check out the "TCP: advanced congestion control" option in a 2.6 Linux > kernel, and there is plenty of research on the topic. See SCTP and > DSCP (among others) for the more transaction oriented side. > Hi there Jamie Like yourself, our WAN (VPN over Internet) suffers ma

Re: rsync replacement

2007-07-17 Thread Charles Marcus
Matt McCutchen, on 7/17/2007 2:50 PM, said the following: On 7/17/07, Jamie Lokier <[EMAIL PROTECTED]> wrote: I am in fact working towards such a program, though not with proprietary congestion control. :-) It's currently in the form of a distributed database of 650 devices, which I aim to scal

Re: rsync replacement

2007-07-17 Thread Matt McCutchen
On 7/17/07, Jamie Lokier <[EMAIL PROTECTED]> wrote: I am in fact working towards such a program, though not with proprietary congestion control. :-) It's currently in the form of a distributed database of 650 devices, which I aim to scale up to internet numbers, and I'm very interested in distri

Re: rsync replacement

2007-07-17 Thread Jamie Lokier
Matt McCutchen wrote: > Thus, syncdat gets #2 and #3 but (it seems) not #1. Rsync running on > a TCP-over-MTP tunnel would get #1 and #2 but not #3. To get all > three benefits, we would need to make a program that has both delta > transmission like rsync and a parallelized protocol like syncdat

Re: rsync replacement

2007-07-17 Thread Matt McCutchen
On 7/17/07, Jamie Lokier <[EMAIL PROTECTED]> wrote: So am I right in thinking that using rsync in conjunction with your tunnelling product as the underlying transport might give better performance for incremental file transfers than your current client? As I understand it, there are three perfo

Re: rsync replacement

2007-07-17 Thread Jamie Lokier
Mike Jackson wrote: >We are not claiming superiority, just that we provide performance >gains over TCP when going over wan or congested networks. In-fact, we >have a ftp server set up in Singapore if you would like to compare our >technology to your ftp solution. you can fin

Re: rsync replacement

2007-07-17 Thread Mike Jackson
Jamie, We are not claiming superiority, just that we provide performance gains over TCP when going over wan or congested networks. In-fact, we have a ftp server set up in Singapore if you would like to compare our technology to your ftp solution. you can find the client download on our

Re: rsync replacement

2007-07-17 Thread Jamie Lokier
Andreas Kotes wrote: > seems like they've implemented something similiar TCP on top of UDP > which does a seriously better job (the information they provide points > in that direction). Shame they don't give it to the public for free, > like they got TCP, UDP, IP, DNS, SMTP, HTTP, ... ... ... > >

Re: rsync replacement

2007-07-17 Thread Jamie Lokier
Matt McCutchen wrote: > > Does anyone have any experience with 'syncdat' from Data > >Expedition? How does it compare to rsync? > > I looked at the syncdat feature list ( > http://www.dataexpedition.com/syncdat/features.html ). Aside from the > claim of much better performance, syncdat appears

Re: rsync replacement

2007-07-16 Thread Matt McCutchen
On 7/16/07, Andreas Kotes <[EMAIL PROTECTED]> wrote: seems like they've implemented something similiar TCP on top of UDP which does a seriously better job (the information they provide points in that direction). I'm wondering whether MTP is simply a better stream protocol (so that rsync, could

Re: rsync replacement

2007-07-16 Thread Mike Jackson
Hello Matt, You are correct when you say that syncdat is a rsync or unison like product but what sets them apart is the enhanced performance over a wide area network that syncdat provides. By utilizing our MTP technology, sycndat is able to scan and send changed files up to ten times fas

Re: rsync replacement

2007-07-16 Thread Andreas Kotes
Hello Matt, * Matt McCutchen <[EMAIL PROTECTED]> [20070716 21:07]: > I looked at the syncdat feature list ( > http://www.dataexpedition.com/syncdat/features.html ). Aside from the > claim of much better performance, syncdat appears to be equivalent to > a combination of rsync, unison, and ssh. M

Re: rsync replacement

2007-07-16 Thread Matt McCutchen
On 7/13/07, Chris Shoemaker <[EMAIL PROTECTED]> wrote: On Fri, Jul 13, 2007 at 03:21:43PM -0400, Mike Jackson wrote: > Looking for more efficient replication or synchronization solution > than rsync, take a look at syncdat by www.dataexpedition.com Does anyone have any experience with 'sync

Re: rsync replacement

2007-07-13 Thread Chris Shoemaker
On Fri, Jul 13, 2007 at 03:21:43PM -0400, Mike Jackson wrote: > Looking for more efficient replication or synchronization solution > than rsync, take a look at syncdat by www.dataexpedition.com Hi Mike, You seem to have a misunderstanding about what qualifies as on-topic for the rsync maili

Re: rsync replacement

2007-07-13 Thread Warren Oates
On 7/13/07, Mike Jackson <[EMAIL PROTECTED]> wrote: Looking for more efficient replication or synchronization solution than rsync, take a look at syncdat by www.dataexpedition.com Mike -- To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: ht