Chris Miles d13c725a74
[Linux] Implement KSM Kernel Samepage Merging with Maps (#4601)
* KSM work

* Windows fixes

* Add KSM logging, cleanup

* Cleanup raycast logging
2025-01-21 15:50:20 -06:00

33 lines
994 B
C++

#include <cereal/archives/json.hpp>
#include <cereal/types/vector.hpp>
#include <iomanip>
#include "../../common/events/player_events.h"
#include "../../common/memory/ksm.hpp"
void WorldserverCLI::TestCommand(int argc, char **argv, argh::parser &cmd, std::string &description)
{
description = "Test command";
if (cmd[{"-h", "--help"}]) {
return;
}
void* start_marker = KSM::MarkHeapStart();
std::cout << "Start marker: " << start_marker << "\n";
std::vector<std::string> vec = {};
for (int i = 0; i < 100000; i++) {
vec.push_back("Some random string");
}
// Measure allocated memory size
size_t allocated_size = KSM::MeasureHeapUsage(start_marker);
// Convert to MB as a float and output with precision
double allocated_size_mb = static_cast<double>(allocated_size) / (1024 * 1024);
std::cout << std::fixed << std::setprecision(3)
<< "Allocated size: " << allocated_size_mb << " MB\n";
// Mark memory for KSM
KSM::MarkMemoryForKSM(start_marker, allocated_size);
}