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ignore gpu with intensity zero

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- if the intensity is zero than do not suggest a config
- remove the links to old issues
This commit is contained in:
psychocrypt
2018-01-13 20:31:22 +01:00
parent 0c845b3569
commit 14f6063591
1 changed files with 17 additions and 18 deletions
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xmrstak/backend/amd/autoAdjust.hpp
+17 -18
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@@ -94,7 +94,6 @@ private:
}
std::string conf;
int i = 0;
for(auto& ctx : devVec)
{
/* 1000 is a magic selected limit, the reason is that more than 2GiB memory
@@ -119,26 +118,26 @@ private:
// map intensity to a multiple of the compute unit count, 8 is the number of threads per work group
size_t intensity = (possibleIntensity / (8 * ctx.computeUnits)) * ctx.computeUnits * 8;
//If the intensity is 0, then it's because the multiple of the unit count is greater than intensity
if (intensity == 0) {
/* See Issues:
* https://github.com/fireice-uk/xmr-stak/issues/81
* https://github.com/fireice-uk/xmr-stak/issues/472
* https://github.com/fireice-uk/xmr-stak/issues/490
* Note that it appears that Northern Islands GPUs (HD 6XXX) are unaffected by
* these environment variables, according to my testing (dougvj)
*/
printer::inst()->print_msg(L0, "WARNING: Autodetected intensity unexpectedly low. Try setting GPU_SINGLE_ALLOC_PERCENT and etc.");
if (intensity == 0)
{
printer::inst()->print_msg(L0, "WARNING: Auto detected intensity unexpectedly low. Try to set the environment variable GPU_SINGLE_ALLOC_PERCENT.");
intensity = possibleIntensity;
}
conf += std::string(" // gpu: ") + ctx.name + " memory:" + std::to_string(availableMem / byteToMiB) + "\n";
conf += std::string(" // compute units: ") + std::to_string(ctx.computeUnits) + "\n";
// set 8 threads per block (this is a good value for the most gpus)
conf += std::string(" { \"index\" : ") + std::to_string(ctx.deviceIdx) + ",\n" +
" \"intensity\" : " + std::to_string(intensity) + ", \"worksize\" : " + std::to_string(8) + ",\n" +
" \"affine_to_cpu\" : false, \"strided_index\" : true\n"
" },\n";
++i;
if (intensity != 0)
{
conf += std::string(" // gpu: ") + ctx.name + " memory:" + std::to_string(availableMem / byteToMiB) + "\n";
conf += std::string(" // compute units: ") + std::to_string(ctx.computeUnits) + "\n";
// set 8 threads per block (this is a good value for the most gpus)
conf += std::string(" { \"index\" : ") + std::to_string(ctx.deviceIdx) + ",\n" +
" \"intensity\" : " + std::to_string(intensity) + ", \"worksize\" : " + std::to_string(8) + ",\n" +
" \"affine_to_cpu\" : false, \"strided_index\" : true\n"
" },\n";
}
else
{
printer::inst()->print_msg(L0, "WARNING: Ignore gpu %s, %s MiB free memory is not enough to suggest settings.", ctx.name.c_str(), std::to_string(availableMem / byteToMiB).c_str());
}
}
configTpl.replace("PLATFORMINDEX",std::to_string(platformIndex));