Re: [CentOS] unison versus rsync

2010-01-17 Thread Joseph L. Casale
>rsync already defaults to ssh as transport but with >$ rsync -e 'ssh -i keyfile' >you can use rsync with a ssh key. Yes, that was what I had been doing, but I wanted to avoid the use of ssh completely, the connection is secured over a vpn, silly to incur the overhead of encryption, twice. An rsy

Re: [CentOS] unison versus rsync

2010-01-17 Thread Rainer Traut
Joseph L. Casale schrieb: >> Another feature of rsync modules that can be useful is that each module can >> specify a user and group thus one can rsync user directories between >> systems where the user names are the same but uid and gid may differ. > > I have been looking at this all morning. Is

Re: [CentOS] unison versus rsync

2010-01-14 Thread Bill Campbell
On Thu, Jan 14, 2010, Joseph L. Casale wrote: >>Another feature of rsync modules that can be useful is that each module can >>specify a user and group thus one can rsync user directories between >>systems where the user names are the same but uid and gid may differ. > >I have been looking at this a

Re: [CentOS] unison versus rsync

2010-01-14 Thread nate
Joseph L. Casale wrote: > For the sake of being ready Saturday, what is the most secure (not using > ssh) to > authenticate in a script with an rsync daemon? Looks like it only does the > user:pass > pairs (not really good for script) or host based wrapper style security? If the IPs are static th

Re: [CentOS] unison versus rsync

2010-01-14 Thread Joseph L. Casale
>Put them here: >http://rpms.linuxpowered.net/hpn-ssh/ > >All the usual disclaimers apply, I have these running on a few >dozen systems at different data centers running file transfers >24/7 for the past year now that I think about it. Nate, That's great! I am not convinced yet that an rsync daemo

Re: [CentOS] unison versus rsync

2010-01-14 Thread Les Mikesell
On 1/14/2010 12:27 PM, Bill Campbell wrote: > > Another feature of rsync modules that can be useful is that each module can > specify a user and group thus one can rsync user directories between > systems where the user names are the same but uid and gid may differ. If you are running as root, rsy

Re: [CentOS] unison versus rsync

2010-01-14 Thread nate
nate wrote: > Sure I can post them somewhere tomorrow probably, nothing > fancy.. Put them here: http://rpms.linuxpowered.net/hpn-ssh/ All the usual disclaimers apply, I have these running on a few dozen systems at different data centers running file transfers 24/7 for the past year now that I t

Re: [CentOS] unison versus rsync

2010-01-14 Thread Toby Bluhm
Joseph L. Casale wrote: >> Another feature of rsync modules that can be useful is that each module can >> specify a user and group thus one can rsync user directories between >> systems where the user names are the same but uid and gid may differ. > > I have been looking at this all morning. Is th

Re: [CentOS] unison versus rsync

2010-01-14 Thread Joseph L. Casale
>Another feature of rsync modules that can be useful is that each module can >specify a user and group thus one can rsync user directories between >systems where the user names are the same but uid and gid may differ. I have been looking at this all morning. Is there any way to auth with keys or s

Re: [CentOS] unison versus rsync

2010-01-14 Thread Bill Campbell
On Thu, Jan 14, 2010, Joseph L. Casale wrote: >>I didn't think unison was maintained any more - and I wouldn't expect >>anything to beat rsync with the -z option on a slow link. I'd just use >>the -P option and restart it when/if it fails. It wouldn't hurt to do >>subsets first since they will

Re: [CentOS] unison versus rsync

2010-01-13 Thread Les Mikesell
Joseph L. Casale wrote: >> Am I missing something or does it only matter where you have a very high >> bandwidth connection with some latency? > > I would imagine, but I have a server that takes rsync/ssh connections from > multiple > windows boxes everyday for differential updates to copies of

Re: [CentOS] unison versus rsync

2010-01-13 Thread nate
Joseph L. Casale wrote: > Nate, care to share those packages:) Sure I can post them somewhere tomorrow probably, nothing fancy.. nate ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] unison versus rsync

2010-01-13 Thread nate
Les Mikesell wrote: > Am I missing something or does it only matter where you have a very high > bandwidth connection with some latency? That is why I use it, high bandwidth and some latency. I mentioned it because it also has the none cipher which disables encryption, might be more flexible then

Re: [CentOS] unison versus rsync

2010-01-13 Thread Joseph L. Casale
>Am I missing something or does it only matter where you have a very high >bandwidth connection with some latency? I would imagine, but I have a server that takes rsync/ssh connections from multiple windows boxes everyday for differential updates to copies of databases and the load on that machi

Re: [CentOS] unison versus rsync

2010-01-13 Thread Les Mikesell
nate wrote: > Joseph L. Casale wrote: > >> That looks impressive, I would love to use that for other needs as well. >> How exactly do you go about installing this under CentOS? I can >> pretty well assume that patching the stock rpm would not work:) > > For me I just built it from source and patc

Re: [CentOS] unison versus rsync

2010-01-13 Thread nate
Joseph L. Casale wrote: > That looks impressive, I would love to use that for other needs as well. > How exactly do you go about installing this under CentOS? I can > pretty well assume that patching the stock rpm would not work:) For me I just built it from source and patched it, then built cust

Re: [CentOS] unison versus rsync

2010-01-13 Thread Les Mikesell
Joseph L. Casale wrote: >> I didn't think unison was maintained any more - and I wouldn't expect >> anything to beat rsync with the -z option on a slow link. I'd just use >> the -P option and restart it when/if it fails. It wouldn't hurt to do >> subsets first since they will be quickly skippe

Re: [CentOS] unison versus rsync

2010-01-13 Thread Joseph L. Casale
>Check out HPN-SSH, I use it extensively to transfer files over >ssh, it provides a null cipher which you can use to disable >encryption of data, while still maintaining encryption of >authentication credentials. > >http://www.psc.edu/networking/projects/hpn-ssh/ > >I transfer over a terrabyte of d

Re: [CentOS] unison versus rsync

2010-01-13 Thread xufengnju
' 抄送: 主题: Re: [CentOS] unison versus rsync >I didn't think unison was maintained any more - and I wouldn't expect >anything to beat rsync with the -z option on a slow link. I'd just use >the -P option and restart it when/if it fails. It wouldn't hurt to do &g

Re: [CentOS] unison versus rsync

2010-01-13 Thread nate
Joseph L. Casale wrote: > Looks like rf has 3.0.7, thanks for that tip. Frankly, I abhor the thought > of even using rsync for this, it's over a vpn so there is absolutely no need > for encryption but I don't know another tool that can transfer diffs only? Check out HPN-SSH, I use it extensively

Re: [CentOS] unison versus rsync

2010-01-13 Thread Joseph L. Casale
>I didn't think unison was maintained any more - and I wouldn't expect >anything to beat rsync with the -z option on a slow link. I'd just use >the -P option and restart it when/if it fails. It wouldn't hurt to do >subsets first since they will be quickly skipped when you repeat from >the roo

Re: [CentOS] unison versus rsync

2010-01-13 Thread Les Mikesell
On 1/13/2010 5:54 PM, Joseph L. Casale wrote: > Anyone got any actual comparisons between unison and rsync specifically > related > to the performance of synchronization of large data sets over slow links? > > I have a huge tree to start replication of Friday and know that if I sync the > root >

Re: [CentOS] unison versus rsync

2010-01-13 Thread Brian Mathis
On Wed, Jan 13, 2010 at 6:54 PM, Joseph L. Casale wrote: > Anyone got any actual comparisons between unison and rsync specifically > related > to the performance of synchronization of large data sets over slow links? > > I have a huge tree to start replication of Friday and know that if I sync th

[CentOS] unison versus rsync

2010-01-13 Thread Joseph L. Casale
Anyone got any actual comparisons between unison and rsync specifically related to the performance of synchronization of large data sets over slow links? I have a huge tree to start replication of Friday and know that if I sync the root paths it will take ages and with the lack of any overall sta