Search found 8 matches

by grizli
Mon Sep 26, 2011 1:52 pm
Forum: Discussions of General-FAH topics
Topic: Two identical servers, different performance
Replies: 28
Views: 3945

Re: Two identical servers, different performance

Starting to think it is temperature related... Machine B is surrounded by other boxes and gets pretty hot.
Windows/Bios both set in Performance mode. Though, can temperature really cause such big throttle?
by grizli
Fri Sep 23, 2011 6:53 pm
Forum: Discussions of General-FAH topics
Topic: Two identical servers, different performance
Replies: 28
Views: 3945

Re: Two identical servers, different performance

OK, here are benchmarking results (used Performance Test 7.0) Machine A (faster one): CPU Mark: 10382.6/11000 CPU Integer Math: 3878.7/4000 CPU Floating Point Math: 4490.9/5000 CPU Prime Numbers: 1374/2000 CPU SSE: 29.3/30 CPU Compression: 13335.7/14000 CPU Encryption: 42.6/50 CPU Physics: 708.6/800...
by grizli
Fri Sep 23, 2011 11:44 am
Forum: Discussions of General-FAH topics
Topic: Two identical servers, different performance
Replies: 28
Views: 3945

Re: Two identical servers, different performance

do you have any frame times on the same Project for both machines? Right now both are working on 6900 project. Machine A: [08:20:47] Folding@Home Gromacs SMP Core [08:20:47] Version 2.27 (Mar 12, 2010) [08:20:47] [08:20:47] Preparing to commence simulation [08:20:47] - Looking at optimizations... [...
by grizli
Fri Sep 23, 2011 11:42 am
Forum: Discussions of General-FAH topics
Topic: Two identical servers, different performance
Replies: 28
Views: 3945

Re: Two identical servers, different performance

When the PPD numbers are being quoted here, are these numbers from a 24 hour period? What is the PPD from each machine when you look at a week's worth of folding? PPD can very quite a bit if one machine gets a -bigadv work unit, and the second machine does not and folds a regular SMP work unit inst...
by grizli
Thu Sep 22, 2011 11:15 am
Forum: Discussions of General-FAH topics
Topic: Two identical servers, different performance
Replies: 28
Views: 3945

Re: Two identical servers, different performance

Magic Michael wrote:Have you checked if all cores are used ? Sometimes my Xeons have one core stuck in C1/Halt mode until I restart the folding client. CentOS though, not Windoze.
I checked via Task manager - all 100%
by grizli
Thu Sep 22, 2011 11:13 am
Forum: Discussions of General-FAH topics
Topic: Two identical servers, different performance
Replies: 28
Views: 3945

Re: Two identical servers, different performance

[12:25:24] + Requesting User ID from server The above message should only happen once, when the client is first installed. Since the client has been running for a month, that indicates a problem. The client needs to be run with a user account that has accesss to write to the Windows Registry. I jus...
by grizli
Wed Sep 21, 2011 4:20 pm
Forum: Discussions of General-FAH topics
Topic: Two identical servers, different performance
Replies: 28
Views: 3945

Re: Two identical servers, different performance

Here are 2 latest starts of each machine from FAHlog.txt: Machine A: (faster one) # Windows SMP Console Edition ################################################# ############################################################################### Folding@Home Client Version 6.34 http://folding.stanford.e...
by grizli
Tue Sep 20, 2011 11:20 am
Forum: Discussions of General-FAH topics
Topic: Two identical servers, different performance
Replies: 28
Views: 3945

Two identical servers, different performance

Hello everyone, So I have 2 boxes that have been folding for a while now. Since day one - machine A has been producing more PPD than second box. They have been ordered together, identical everything. Machine A PPD - 36k Machine B PPD - 25k The difference is significant, so I decided to see if someon...