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

Walter Hansen gandalf at sonic.net
Sat Jan 24 21:24:51 PST 2015


It's running Ubuntu 12.

On 1/24/2015 9:39 AM, Lincoln Peters wrote:
> Maybe I missed the answer, but what distro and what version?  If it's
> running an older kernel, it may not be taking full advantage of all of
> the CPU's.
>
> A few weeks ago I was testing out some similarly powerful machines (20
> hyperthreaded CPU's and 32GB RAM) with different versions of CentOS,
> and I discovered that the kernel that comes with CentOS 5.x (which
> some of our customers still use) struggles to take advantage of lots
> of cores.  On CentOS 6.5 and 7.0 I could easily get 40 CPU-intensive
> processes to run at near 100% utilization, but on CentOS 5 each
> process seemed to top out at 25% (and load average was comparable to
> the newer OS'es).
>
> On Fri, Jan 23, 2015 at 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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>
>


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