[Lxc-users] Best way to move a container

Brian K. White brian at aljex.com
Sat May 8 19:28:29 UTC 2010


On 5/8/2010 4:16 AM, Gordon Henderson wrote:
> On Fri, 7 May 2010, Brian K. White wrote:
>
>    
>>> (I think using blowfish makes it a bit quicker - it's a lighter weight
>>> encryption and needs less CPU - personally, I'd rather use rsh on a
>>> private LAN, but that's a debate for elsewhere ;-)
>>>
>>>        
>> Why even use rsh? I just use rsync itself, no ssh or rsh. It's great.
>>      
> Hm. you've got me thinking now...
>
> > From what I know, rsync uses ssh by default. This was changed from rsh
> some years back. You can force rsh with the -e or --rsh parameters - but
> that means setting up rsh. So if you just use rsync, then it will be using
> ssh already.
>
> However, there is a mode whereby the remote site can run an rsync daemon,
> but even then I think it still needs some sort of transport module - ie
> ssh, but I've just glossed over the man page without really taking much
> in. I know what works for me ;-)tar piped into ssh (or rsh!) is even faster - I sometimes use that for the first initial copy. Actually, I have a copy of a 100GB container to do
> this weekend between 2 hosts on 100Mb networking. I'll run some tests :)
>    

Yes I meant the daemon mode.
As for the speed of initial copies, that's what -W and --inplace are 
for. On 100Mb you definitely want -z too.

-- 
bkw




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