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#1386 Added priority for RandomX dataset initialization threads.

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XMRig 2019-12-06 22:17:04 +07:00
parent 529f394c02
commit 3a75f39935
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GPG key ID: 446A53638BE94409
12 changed files with 45 additions and 26 deletions
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21
src/crypto/rx/RxDataset.cpp
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@ -28,6 +28,7 @@
#include "crypto/rx/RxDataset.h"
#include "backend/common/Tags.h"
#include "base/io/log/Log.h"
#include "base/kernel/Platform.h"
#include "crypto/common/VirtualMemory.h"
#include "crypto/rx/RxAlgo.h"
#include "crypto/rx/RxCache.h"
@ -40,6 +41,20 @@
static_assert(RANDOMX_FLAG_LARGE_PAGES == 1, "RANDOMX_FLAG_LARGE_PAGES flag mismatch");
namespace xmrig {
static void init_dataset_wrapper(randomx_dataset *dataset, randomx_cache *cache, unsigned long startItem, unsigned long itemCount, int priority)
{
Platform::setThreadPriority(priority);
randomx_init_dataset(dataset, cache, startItem, itemCount);
}
} // namespace xmrig
xmrig::RxDataset::RxDataset(bool hugePages, bool oneGbPages, bool cache, RxConfig::Mode mode) :
m_mode(mode)
{
@ -67,7 +82,7 @@ xmrig::RxDataset::~RxDataset()
}
bool xmrig::RxDataset::init(const Buffer &seed, uint32_t numThreads)
bool xmrig::RxDataset::init(const Buffer &seed, uint32_t numThreads, int priority)
{
if (!m_cache) {
return false;
@ -88,7 +103,7 @@ bool xmrig::RxDataset::init(const Buffer &seed, uint32_t numThreads)
for (uint64_t i = 0; i < numThreads; ++i) {
const uint32_t a = (datasetItemCount * i) / numThreads;
const uint32_t b = (datasetItemCount * (i + 1)) / numThreads;
threads.emplace_back(randomx_init_dataset, m_dataset, m_cache->get(), a, b - a);
threads.emplace_back(init_dataset_wrapper, m_dataset, m_cache->get(), a, b - a, priority);
}
for (uint32_t i = 0; i < numThreads; ++i) {
@ -96,7 +111,7 @@ bool xmrig::RxDataset::init(const Buffer &seed, uint32_t numThreads)
}
}
else {
randomx_init_dataset(m_dataset, m_cache->get(), 0, datasetItemCount);
init_dataset_wrapper(m_dataset, m_cache->get(), 0, datasetItemCount, priority);
}
return true;