BackupPC-users

Re: [BackupPC-users] Using NFS to increase backup speed

2014-10-20 03:09:50
Subject: Re: [BackupPC-users] Using NFS to increase backup speed
From: Sorin Srbu <Sorin.Srbu AT orgfarm.uu DOT se>
To: "General list for user discussion, questions and support" <backuppc-users AT lists.sourceforge DOT net>
Date: Mon, 20 Oct 2014 07:08:29 +0000
> -----Original Message-----
> From: Koen Vermeer [mailto:koen AT vermeer DOT tv]
> Sent: den 17 oktober 2014 21:49
> To: backuppc-users AT lists.sourceforge DOT net
> Subject: Re: [BackupPC-users] Using NFS to increase backup speed
> 
> > [root@cyndane ~]# yes | pv | ssh titan "cat > /dev/null"
> > 1.16GiB 0:01:29 [14.3MiB/s]
> >
> > [root@cyndane ~]#
> >
> > I searched and read som more after posting the question, and I realize it's
> not that simple fixing this, as I initially thought...
> 
> I'd tunnel the port your use for iperf (ssh -L 5001:localhost:5001
> cyndane) and run the same test as you initially did (iperf -c
> localhost). I expect that you'll see a value that's larger than the
> 35-45 Mbps you get for rsync+ssh, meaning that rsync is the bottleneck.
> And most of the time, that makes sense, because it's often doing other
> things than transferring data.

I'll give it a go. Thanks!

--
//Sorin

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