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Number crunching :
Help with crunching
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Niteryder Send message Joined: 1 Mar 99 Posts: 64 Credit: 22,663,988 RAC: 18 |
I am using the following hardware: I-7 7700k ASUS Prime Z270A motherboard EVGA 1080TI EVGA 2060 32MB ram This is my app_config.xml <app_config> <app_version> <app_name>setiathome_v8</app_name> <plan_class>opencl_nvidia_SoG</plan_class> <avg_ncpus>1</avg_ncpus> <ngpus>.5</ngpus> <cmdline>-sbs 2048 -spike_fft_thresh 4096 -tune 1 64 1 4 -oclfft_tune_gr 256 -oclfft_tune_lr 16 -oclfft_tune_wg 512 -oclfft_tune_ls 512 -oclfft_tune_bn 256 -oclfft_tune_cw 256 -pref_wg_num_per_cu 6 -period_iterations_num 1 -hp -high_prec_timer -high_perf -tt 1500</cmdline> </app_version> <app_version> <app_name>astropulse_v7</app_name> <plan_class>opencl_nvidia_100</plan_class> <avg_ncpus>1</avg_ncpus> <ngpus>1</ngpus> <cmdline>-sbs 2048 -unroll 28 -oclFFT_plan 256 16 256 -ffa_block 16384 -ffa_block_fetch 8192 -tune 1 64 4 1 -tune 1 64 8 1 -tune 2 64 8 1 -hp</cmdline> </app_version> </app_config> Is there anything I need to change to get better results? |
Zalster Send message Joined: 27 May 99 Posts: 5517 Credit: 528,817,460 RAC: 242 |
I am using the following hardware: You have paired a high end GPU with 11 GB of Memory with a Mid-range GPU with 6 GB of Memory. You also have your sbs set tp 2048, which would be fine for the 1080Ti when running 2 work units per card but with the 2060, any work unit would be starved for Memory after the first work unit loaded. So you can either removed the 2060 (which I don't think you need to do), Change your setting for 1 work unit per GPU (also not necessary) or change your values for sbs to 1024 to free up some RAM for the second work on that 2060. Truthfully, the best ratio for a 1080ti is 3 SoG per GPU but that's not going to work with a 2060. There is also a lot more commands in your commandline than I ever used with the SoG. Might want to read thru this thread. https://setiathome.berkeley.edu/forum_thread.php?id=82947#1936268 |
Niteryder Send message Joined: 1 Mar 99 Posts: 64 Credit: 22,663,988 RAC: 18 |
I am only seeing 56 to 57% of memory being used on the 2060 card. |
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