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merge bitcoin#25456: Use steady_clock for getrpcinfo durations

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Kittywhiskers Van Gogh 2022-06-23 15:51:16 +02:00
parent ea3c727e02
commit c7cb26ba05
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2 changed files with 14 additions and 5 deletions
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12
src/rpc/server.cpp
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@ -16,16 +16,20 @@
#include <util/strencodings.h> #include <util/strencodings.h>
#include <util/string.h> #include <util/string.h>
#include <util/system.h> #include <util/system.h>
#include <util/time.h>
#include <boost/signals2/signal.hpp> #include <boost/signals2/signal.hpp>
#include <algorithm> #include <algorithm>
#include <atomic> #include <atomic>
#include <cassert> #include <cassert>
#include <memory> // for unique_ptr #include <chrono>
#include <memory>
#include <mutex> #include <mutex>
#include <unordered_map> #include <unordered_map>
using SteadyClock = std::chrono::steady_clock;
static Mutex g_rpc_warmup_mutex; static Mutex g_rpc_warmup_mutex;
static std::atomic<bool> g_rpc_running{false}; static std::atomic<bool> g_rpc_running{false};
static bool fRPCInWarmup GUARDED_BY(g_rpc_warmup_mutex) = true; static bool fRPCInWarmup GUARDED_BY(g_rpc_warmup_mutex) = true;
@ -43,7 +47,7 @@ static const std::string defaultPlatformUser = "platform-user";
struct RPCCommandExecutionInfo struct RPCCommandExecutionInfo
{ {
std::string method; std::string method;
int64_t start; SteadyClock::time_point start;
}; };
struct RPCServerInfo struct RPCServerInfo
@ -60,7 +64,7 @@ struct RPCCommandExecution
explicit RPCCommandExecution(const std::string& method) explicit RPCCommandExecution(const std::string& method)
{ {
LOCK(g_rpc_server_info.mutex); LOCK(g_rpc_server_info.mutex);
it = g_rpc_server_info.active_commands.insert(g_rpc_server_info.active_commands.end(), {method, GetTimeMicros()}); it = g_rpc_server_info.active_commands.insert(g_rpc_server_info.active_commands.end(), {method, SteadyClock::now()});
} }
~RPCCommandExecution() ~RPCCommandExecution()
{ {
@ -272,7 +276,7 @@ static RPCHelpMan getrpcinfo()
for (const RPCCommandExecutionInfo& info : g_rpc_server_info.active_commands) { for (const RPCCommandExecutionInfo& info : g_rpc_server_info.active_commands) {
UniValue entry(UniValue::VOBJ); UniValue entry(UniValue::VOBJ);
entry.pushKV("method", info.method); entry.pushKV("method", info.method);
entry.pushKV("duration", GetTimeMicros() - info.start); entry.pushKV("duration", int64_t{Ticks<std::chrono::microseconds>(SteadyClock::now() - info.start)});
active_commands.push_back(entry); active_commands.push_back(entry);
} }

7
src/util/time.h
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@ -41,10 +41,15 @@ void UninterruptibleSleep(const std::chrono::microseconds& n);
* This helper is used to convert durations/time_points before passing them over an * This helper is used to convert durations/time_points before passing them over an
* interface that doesn't support std::chrono (e.g. RPC, debug log, or the GUI) * interface that doesn't support std::chrono (e.g. RPC, debug log, or the GUI)
*/ */
template <typename Dur1, typename Dur2>
constexpr auto Ticks(Dur2 d)
{
return std::chrono::duration_cast<Dur1>(d).count();
}
template <typename Duration, typename Timepoint> template <typename Duration, typename Timepoint>
constexpr auto TicksSinceEpoch(Timepoint t) constexpr auto TicksSinceEpoch(Timepoint t)
{ {
return std::chrono::time_point_cast<Duration>(t).time_since_epoch().count(); return Ticks<Duration>(t.time_since_epoch());
} }
constexpr int64_t count_seconds(std::chrono::seconds t) { return t.count(); } constexpr int64_t count_seconds(std::chrono::seconds t) { return t.count(); }
constexpr int64_t count_milliseconds(std::chrono::milliseconds t) { return t.count(); } constexpr int64_t count_milliseconds(std::chrono::milliseconds t) { return t.count(); }