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Old 2019-07-20, 01:21   #1
Bulldozer
 
Jun 2019

3·7 Posts
Angry Problem after restarting prime95

After I restarted prime95, ms/iter and ETA became garbled.

[Main thread Jul 19 20:47] Mersenne number primality test program version 29.8
[Main thread Jul 19 20:47] Optimizing for CPU architecture: AMD Bulldozer, L2 cache size: 4x1 MB
[Main thread Jul 19 20:47] Starting worker.
[Main thread Jul 19 20:47] Waiting 47 seconds for boot to complete.

[Jul 19 20:48] Worker starting
[Jul 19 20:48] Setting affinity to run worker on CPU core #1
[Jul 19 20:48] Setting affinity to run helper thread 1 on CPU core #2
[Jul 19 20:48] Setting affinity to run helper thread 2 on CPU core #3
[Jul 19 20:48] Setting affinity to run helper thread 3 on CPU core #4
[Jul 19 20:48] Running Jacobi error check. Passed. Time: 26.514 sec.
[Jul 19 20:49] Resuming primality test of M52049849 using AMD K10 FFT length 2800K, Pass1=448, Pass2=6400, clm=4, 4 threads
[Jul 19 20:49] Iteration: 1046195 / 52049849 [2.00%].
[Jul 19 20:52] Iteration: 1050000 / 52049849 [2.01%], ms/iter: -1.#QO, ETA: -2147483648:-2147483648:-2147483648
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Old 2019-07-30, 18:49   #2
lamchcl
 
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Jul 2019

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Having the same problem here, anyone know what's happening?
Code:
[Main thread Jul 30 14:45] Mersenne number primality test program version 29.8
[Main thread Jul 30 14:45] Optimizing for CPU architecture: AMD Bulldozer, L2 cache size: 4x2 MB, L3 cache size: 8 MB
[Main thread Jul 30 14:45] Starting worker.

[Jul 30 14:45] Worker starting
[Jul 30 14:45] Setting affinity to run worker on CPU core #1
[Jul 30 14:45] Setting affinity to run helper thread 1 on CPU core #2
[Jul 30 14:45] Setting affinity to run helper thread 3 on CPU core #4
[Jul 30 14:45] Setting affinity to run helper thread 2 on CPU core #3
[Jul 30 14:45] Running Jacobi error check.  Passed.  Time: 27.325 sec.
[Jul 30 14:46] Resuming primality test of M52194949 using AMD K10 FFT length 2800K, Pass1=448, Pass2=6400, clm=4, 4 threads
[Jul 30 14:46] Iteration: 564156 / 52194949 [1.08%].
[Jul 30 14:47] Iteration: 570000 / 52194949 [1.09%], ms/iter: -1.#QO, ETA: -2147483648:-2147483648:-2147483648
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Old 2019-07-30, 19:01   #3
Prime95
P90 years forever!
 
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Aug 2002
Yeehaw, FL

170018 Posts
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I've seen that problem before. I have no clue how to fix it.

The bug is harmless.

Last fiddled with by Prime95 on 2019-07-30 at 19:02
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Old 2019-07-30, 19:40   #4
ixfd64
Bemusing Prompter
 
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"Danny"
Dec 2002
California

45678 Posts
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Related issue?

https://mersenneforum.org/showpost.p...&postcount=226

Last fiddled with by ixfd64 on 2019-07-30 at 19:40
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