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cpu core count

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This commit is contained in:
Richard Holland
2024-11-30 16:16:37 +11:00
parent f83a6dd9d8
commit 18862f3a6a
1 changed files with 37 additions and 0 deletions
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37
src/ripple/app/misc/DatagramMonitor.h
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@@ -97,6 +97,8 @@ struct ServerInfoHeader
double load_avg_5min; // 5 minute load average
double load_avg_15min; // 15 minute load average
uint64_t io_wait_time; // IO wait time in milliseconds
uint32_t cpu_cores;
uint32_t padding4;
// Network and disk rates
struct
@@ -330,6 +332,38 @@ private:
addr_len);
}
uint32_t
getPhysicalCPUCount() {
static uint32_t count = 0;
if (count > 0)
return count;
try {
std::ifstream cpuinfo("/proc/cpuinfo");
std::string line;
std::set<std::string> physical_ids;
std::string current_physical_id;
while (std::getline(cpuinfo, line)) {
if (line.find("core id") != std::string::npos) {
current_physical_id = line.substr(line.find(":") + 1);
// Trim whitespace
current_physical_id.erase(0, current_physical_id.find_first_not_of(" \t"));
current_physical_id.erase(current_physical_id.find_last_not_of(" \t") + 1);
physical_ids.insert(current_physical_id);
}
}
count = physical_ids.size();
} catch (const std::exception& e) {
JLOG(app_.journal("DatagramMonitor").error())
<< "Error getting CPU count: " << e.what();
}
// Return at least 1 if we couldn't determine the count
return count > 0 ? count : (count=1);
}
SystemMetrics
collectSystemMetrics()
{
@@ -585,6 +619,9 @@ private:
header->system_disk_total - header->system_disk_free;
}
// Get CPU core count
header->cpu_cores = getPhysicalCPUCount();
// Get rate statistics
auto rates = metrics_tracker_.getRates(currentMetrics);
header->rates.network_in = rates.network_in;