[nflug] nc multicast

Eric Benoit eric at bootz.us
Wed Nov 5 11:19:56 EST 2008


about 45 min

Cyber Source wrote:
> video streaming??!!
> I was asking about some sort of benchmark. You said you want to "speed 
> things up" so, I asked for a benchmark, how much data are your 
> transferring for how much time? If one system is 16gb and you image it 
> to another via your network, how long is that taking?
>
> Eric Benoit wrote:
>> I'll tell you what I do but what are the times were talking about? 
>> How much time for how much data?
>>
>> I'm not video streaming?
>>
>> I'm just kind of ghosting 16 gb accross a 100mbs connection to about 
>> 5 machines at a time
>>
>> Cyber Source wrote:
>>> that still didnt answer my question Eric
>>>
>>> Eric Benoit wrote:
>>>> sorry, I meant speed things up by imaging more than one computer at 
>>>> a time
>>>>
>>>> Cyber Source wrote:
>>>>> I'll tell you what I do but what are the times were talking about? 
>>>>> How much time for how much data?
>>>>>
>>>>> Eric Benoit wrote:
>>>>>> zcat ./my.img.gz | nc 192.168.10.10 9000
>>>>>>
>>>>>> nc -l -p 9000 | dd of=/dev/sda
>>>>>>
>>>>>>
>>>>>> I'm using the setup above to image hard drives ...one computer at 
>>>>>> a time ...works great, but I want to speed things up...
>>>>>>
>>>>>> does this look right:
>>>>>>
>>>>>> source(192.168.10.10) image command:
>>>>>> zcat ./my.img.gz | nc -b -p 9000
>>>>>>
>>>>>>
>>>>>> destination command:
>>>>>> nc -l -n 192.168.10.10 -p 9000 | dd of=/dev/sda
>>>>>>
>>>>>> and another destination command:
>>>>>> nc -l -n 192.168.10.10 -p 9000 | dd of=/dev/sda
>>>>>>
>>>>>> and another destination command:
>>>>>> nc -l -n 192.168.10.10 -p 9000 | dd of=/dev/sda
>>>>>>
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