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- 27 Apr 2004
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I recently switched one of my quads over to the diskless folding distro and it has been happily Folding away at a slightly lower average ppd than before but using less power so I left it to it. It's been doing stuff like this and getting around 2000 ppd per client (running 2 clients) as opposed to around 2150 on WinSMP. It's a Q6600 G0, clocked to 3.5GHz.
Then it got one of these yesterday which, annoyingly, died at 83% 
Then it got a P2653 - the same WU it was getting almost exclusively under WinSMP and doing 2100-2150 ppd.
Look what it does on the diskless client
That's it at 50% so it's not just a few freak frames. Here's the log.
For comparison, heres what the other two quads at similar clocks do on WinSMP with the same WU.
The cynic in me keeps expecting it to break as it doesn't seem right and I have to leave for Egypt about an hour before it's due to finish but I'll be keeping a close eye on it.
If it turns out to be a sweet WU for this rig, I hope it gets loads more.
Code:
Project : 3062
Core : SMP Gromacs
Frames : 100
Credit : 1732
-- Homer1 --
Min. Time / Frame : 12mn 20s - 2022.23 ppd
Avg. Time / Frame : 12mn 32s - 1989.96 ppd
No Cur. Time / Frame
No R3F. Time / Frame
No Eff. Time / Frame
Project : 3064
Core : SMP Gromacs
Frames : 100
Credit : 1753
-- Homer1 --
Min. Time / Frame : 12mn 08s - 2080.48 ppd
Avg. Time / Frame : 12mn 33s - 2011.41 ppd
No Cur. Time / Frame
No R3F. Time / Frame
No Eff. Time / Frame

Code:
Project : 3043
Core : SMP Gromacs
Frames : 100
Credit : 1461
-- Homer1 --
Min. Time / Frame : 6mn 04s - 3467.87 ppd
Avg. Time / Frame : 10mn 22s - 2029.43 ppd
Cur. Time / Frame : 11mn 52s - 1772.90 ppd
R3F. Time / Frame : 11mn 52s - 1772.90 ppd
Eff. Time / Frame : 10mn 36s - 1984.75 ppd
Then it got a P2653 - the same WU it was getting almost exclusively under WinSMP and doing 2100-2150 ppd.
Look what it does on the diskless client

Code:
Project : 2653
Core : SMP Gromacs
Frames : 100
Credit : 1760
-- Homer1 --
Min. Time / Frame : 8mn 36s - 2946.98 ppd
Avg. Time / Frame : 8mn 36s - [COLOR="Red"][B]2946.98[/B][/COLOR] ppd
Cur. Time / Frame : 8mn 38s - 2935.60 ppd
R3F. Time / Frame : 8mn 38s - 2935.60 ppd
Eff. Time / Frame : 8mn 40s - 2924.31 ppd
That's it at 50% so it's not just a few freak frames. Here's the log.
Code:
[23:23:16] + Processing work unit
[23:23:16] Core required: FahCore_a1.exe
[23:23:16] Core found.
[23:23:16] Working on Unit 05 [March 31 23:23:16]
[23:23:16] + Working ...
[23:23:16] - Calling './mpiexec -np 4 -host 127.0.0.1 ./FahCore_a1.exe -dir work/ -suffix 05 -checkpoint 10 -forceasm -verbose -lifeline 573 -version 602'
[23:23:16]
[23:23:16] *------------------------------*
[23:23:16] Folding@Home Gromacs SMP Core
[23:23:16] Version 1.74 (November 27, 2006)
[23:23:16]
[23:23:16] Preparing to commence simulation
[23:23:16] - Ensuring status. Please wait.
[23:23:33] - Assembly optimizations manually forced on.
[23:23:33] - Not checking prior termination.
[23:23:33] - Expanded 2443810 -> 12901369 (decompressed 527.9 percent)
[23:23:33] - Starting from initial work packet
[23:23:33]
[23:23:33] Project: 2653 (Run 14, Clone 141, Gen 87)
[23:23:33]
[23:23:33] Assembly optimizations on if available.
[23:23:33] Entering M.D.
[23:23:39] Rejecting checkpoint
[23:23:40] Protein: Protein in POPCExtra SSE boost OK.
[23:23:40]
[23:23:40] Extra SSE boost OK.
[23:23:40] Writing local files
[23:23:40] Completed 0 out of 500000 steps (0 percent)
[23:30:04] - Autosending finished units...
[23:30:04] Trying to send all finished work units
[23:30:04] + No unsent completed units remaining.
[23:30:04] - Autosend completed
[23:32:18] Writing local files
[23:32:18] Completed 5000 out of 500000 steps (1 percent)
[23:40:57] Writing local files
[23:40:57] Completed 10000 out of 500000 steps (2 percent)
[23:49:36] Writing local files
[23:49:36] Completed 15000 out of 500000 steps (3 percent)
[23:58:14] Writing local files
[23:58:14] Completed 20000 out of 500000 steps (4 percent)
[00:06:52] Writing local files
[00:06:52] Completed 25000 out of 500000 steps (5 percent)
[00:15:28] Writing local files
[00:15:28] Completed 30000 out of 500000 steps (6 percent)
[00:24:06] Writing local files
[00:24:06] Completed 35000 out of 500000 steps (7 percent)
[00:32:43] Writing local files
[00:32:43] Completed 40000 out of 500000 steps (8 percent)
[00:41:22] Writing local files
[00:41:22] Completed 45000 out of 500000 steps (9 percent)
[00:49:58] Writing local files
[00:49:58] Completed 50000 out of 500000 steps (10 percent)
[00:58:39] Writing local files
[00:58:39] Completed 55000 out of 500000 steps (11 percent)
[01:07:17] Writing local files
[01:07:17] Completed 60000 out of 500000 steps (12 percent)
[01:15:55] Writing local files
[01:15:55] Completed 65000 out of 500000 steps (13 percent)
[01:24:34] Writing local files
[01:24:34] Completed 70000 out of 500000 steps (14 percent)
[01:33:12] Writing local files
[01:33:12] Completed 75000 out of 500000 steps (15 percent)
[01:41:50] Writing local files
[01:41:50] Completed 80000 out of 500000 steps (16 percent)
[01:50:30] Writing local files
[01:50:30] Completed 85000 out of 500000 steps (17 percent)
[01:59:06] Writing local files
[01:59:06] Completed 90000 out of 500000 steps (18 percent)
[02:07:44] Writing local files
[02:07:44] Completed 95000 out of 500000 steps (19 percent)
[02:16:22] Writing local files
[02:16:22] Completed 100000 out of 500000 steps (20 percent)
[02:25:00] Writing local files
[02:25:00] Completed 105000 out of 500000 steps (21 percent)
[02:33:36] Writing local files
[02:33:36] Completed 110000 out of 500000 steps (22 percent)
[02:42:12] Writing local files
[02:42:13] Completed 115000 out of 500000 steps (23 percent)
[02:50:50] Writing local files
[02:50:50] Completed 120000 out of 500000 steps (24 percent)
[02:59:27] Writing local files
[02:59:27] Completed 125000 out of 500000 steps (25 percent)
[03:08:04] Writing local files
[03:08:04] Completed 130000 out of 500000 steps (26 percent)
[03:16:41] Writing local files
[03:16:41] Completed 135000 out of 500000 steps (27 percent)
[03:25:19] Writing local files
[03:25:19] Completed 140000 out of 500000 steps (28 percent)
[03:33:55] Writing local files
[03:33:55] Completed 145000 out of 500000 steps (29 percent)
[03:42:33] Writing local files
[03:42:34] Completed 150000 out of 500000 steps (30 percent)
[03:51:11] Writing local files
[03:51:11] Completed 155000 out of 500000 steps (31 percent)
[03:59:50] Writing local files
[03:59:50] Completed 160000 out of 500000 steps (32 percent)
[04:08:27] Writing local files
[04:08:27] Completed 165000 out of 500000 steps (33 percent)
[04:17:04] Writing local files
[04:17:04] Completed 170000 out of 500000 steps (34 percent)
[04:25:42] Writing local files
[04:25:42] Completed 175000 out of 500000 steps (35 percent)
[04:34:20] Writing local files
[04:34:20] Completed 180000 out of 500000 steps (36 percent)
[04:42:59] Writing local files
[04:42:59] Completed 185000 out of 500000 steps (37 percent)
[04:51:36] Writing local files
[04:51:37] Completed 190000 out of 500000 steps (38 percent)
[05:00:14] Writing local files
[05:00:14] Completed 195000 out of 500000 steps (39 percent)
[05:08:54] Writing local files
[05:08:54] Completed 200000 out of 500000 steps (40 percent)
[05:17:31] Writing local files
[05:17:31] Completed 205000 out of 500000 steps (41 percent)
[05:26:10] Writing local files
[05:26:10] Completed 210000 out of 500000 steps (42 percent)
[05:30:04] - Autosending finished units...
[05:30:04] Trying to send all finished work units
[05:30:04] + No unsent completed units remaining.
[05:30:04] - Autosend completed
[05:34:48] Writing local files
[05:34:48] Completed 215000 out of 500000 steps (43 percent)
[05:43:25] Writing local files
[05:43:25] Completed 220000 out of 500000 steps (44 percent)
[05:52:04] Writing local files
[05:52:04] Completed 225000 out of 500000 steps (45 percent)
[06:00:42] Writing local files
[06:00:42] Completed 230000 out of 500000 steps (46 percent)
[06:09:20] Writing local files
[06:09:20] Completed 235000 out of 500000 steps (47 percent)
[06:17:58] Writing local files
[06:17:58] Completed 240000 out of 500000 steps (48 percent)
[06:26:35] Writing local files
[06:26:35] Completed 245000 out of 500000 steps (49 percent)
[06:35:13] Writing local files
[06:35:13] Completed 250000 out of 500000 steps (50 percent)
For comparison, heres what the other two quads at similar clocks do on WinSMP with the same WU.
Code:
Project : 2653
Core : SMP Gromacs
Frames : 100
Credit : 1760
-- Lisa1 --
Min. Time / Frame : 11mn 08s - 2276.41 ppd
Avg. Time / Frame : 11mn 28s - 2210.23 ppd
Cur. Time / Frame : 11mn 59s - 2114.94 ppd
R3F. Time / Frame : 12mn 00s - 2112.00 ppd
Eff. Time / Frame : 12mn 01s - 2109.07 ppd
-- Lisa2 --
Min. Time / Frame : 10mn 59s - 2307.50 ppd
Avg. Time / Frame : 11mn 27s - 2213.45 ppd
Cur. Time / Frame : 11mn 19s - 2239.53 ppd
R3F. Time / Frame : 11mn 20s - 2236.24 ppd
Eff. Time / Frame : 12mn 42s - 1995.59 ppd
-- Bart2 --
Min. Time / Frame : 11mn 23s - 2226.41 ppd
Avg. Time / Frame : 11mn 35s - 2187.97 ppd
Cur. Time / Frame : 11mn 41s - 2169.24 ppd
R3F. Time / Frame : 11mn 41s - 2169.24 ppd
Eff. Time / Frame : 11mn 46s - 2153.88 ppd
-- Bart1 --
Min. Time / Frame : 11mn 32s - 2197.46 ppd
Avg. Time / Frame : 11mn 32s - 2197.46 ppd
Cur. Time / Frame : 11mn 43s - 2163.07 ppd
R3F. Time / Frame : 11mn 42s - 2166.15 ppd
Eff. Time / Frame : 11mn 51s - 2138.73 ppd
The cynic in me keeps expecting it to break as it doesn't seem right and I have to leave for Egypt about an hour before it's due to finish but I'll be keeping a close eye on it.
If it turns out to be a sweet WU for this rig, I hope it gets loads more.
Last edited:
However haven't people been able to get 4000 or so with 2*2 ubuntu VM instances? 2000 seems a bit low in comparison...