[NBLUG/talk] thought I'd ask here also - Anyone have any experience with LTSP?

gandalf at sonic.net gandalf at sonic.net
Fri Jan 23 15:52:15 PST 2015


It's actually a NFS to a separate server. I'm not sure why it was done 
that way. To me this would probably further congest the network while 
not being nearly as fast as a high performance direct disk interface.

On 2015-01-23 15:00, Omar Eljumaily wrote:
> Not speaking from experience with LTSP server, but my guess would be
> that it is a disk io bottleneck.
> 
> http://stackoverflow.com/questions/21617500/understanding-load-average-vs-cpu-usage
> 
> I believe that web browsers cache on disk most of their content and
> media before rendering it.  That's a lot of users hitting a single
> disk drive or array.  Do you have a large RAID array?  SSD?
> 
> Omar
> 
> On 1/23/2015 2:19 PM, gandalf at sonic.net wrote:
>> 
>> I'm seeing very high load averages with low CPU usage. The two main 
>> culprits are chrome and firefox. I've got about a hundred users 
>> sharing the LTSP server which has some rich resources (24cpus and 
>> 128gigs).
>> 
>> 
>> 
>> 
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