5240 works very nicely with LTO-4

On Tue, Jun 16, 2009 at 6:23 PM, Yaron Zabary <yaron AT aristo.tau.ac DOT 
il>wrote:

> Teresa Biehler wrote:
>
>> Is anyone using the Cool Threads SPARC servers as their NetWorker server
>> and/or storage nodes?  What has been your experience with performance
>> (CPU usage, etc.)?
>>
>
>  I am using a T1000 with six 1Ghz cores, which was the cheapest of this
> line (this is an old Niagara-1 processor). It works OK without CPU
> bottlenecks. With 300 clients, four LTO-3 drive and ~6TB of disk backup, I
> could see as much as 30% total CPU utilization. Obviously, this doesn't mean
> that there wasn't a single thread that was starved for CPU. Each core/thread
> can drive an LTO-3 drive (native) OK, but I doubt it will be able to do a
> compressed LTO-3 stream. LTO-4 is also beyond its capacity. Other than that
> I expect that you will buy a machine with a newer processor, so I would
> expect a single core to be able to drive LTO-4 drives easily. With the new
> processors you also get a FP unit with each core (but you shouldn't care as
> Networker is not FP intensive).
>
>
>>
>> Thanks.
>>
>> Teresa
>>
>>
>> To sign off this list, send email to listserv AT listserv.temple DOT edu and
>> type "signoff networker" in the body of the email. Please write to
>> networker-request AT listserv.temple DOT edu if you have any problems with 
>> this
>> list. You can access the archives at
>> http://listserv.temple.edu/archives/networker.html or
>> via RSS at http://listserv.temple.edu/cgi-bin/wa?RSS&L=NETWORKER
>>
>
>
> --
>
> -- Yaron.
>
>
> To sign off this list, send email to listserv AT listserv.temple DOT edu and 
> type
> "signoff networker" in the body of the email. Please write to
> networker-request AT listserv.temple DOT edu if you have any problems with 
> this
> list. You can access the archives at
> http://listserv.temple.edu/archives/networker.html or
> via RSS at http://listserv.temple.edu/cgi-bin/wa?RSS&L=NETWORKER
>

To sign off this list, send email to listserv AT listserv.temple DOT edu and 
type "signoff networker" in the body of the email. Please write to 
networker-request AT listserv.temple DOT edu if you have any problems with this 
list. You can access the archives at 
http://listserv.temple.edu/archives/networker.html or
via RSS at http://listserv.temple.edu/cgi-bin/wa?RSS&L=NETWORKER