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Add logging for slow logging to file.

This commit is contained in:
levlam 2022-10-05 23:55:50 +03:00
parent 7ff1ec04b1
commit 4af5c4f5dd
1 changed files with 9 additions and 0 deletions
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9
tdutils/td/utils/FileLog.cpp
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@ -11,8 +11,10 @@
#include "td/utils/port/FileFd.h"
#include "td/utils/port/path.h"
#include "td/utils/port/StdStreams.h"
#include "td/utils/port/thread_local.h"
#include "td/utils/Slice.h"
#include "td/utils/SliceBuilder.h"
#include "td/utils/Time.h"
namespace td {
@ -71,6 +73,7 @@ bool FileLog::get_redirect_stderr() const {
}
void FileLog::do_append(int log_level, CSlice slice) {
auto start_time = Time::now();
if (size_ > rotate_threshold_ || want_rotate_.load(std::memory_order_relaxed)) {
auto status = rename(path_, PSLICE() << path_ << ".old");
if (status.is_error()) {
@ -87,6 +90,12 @@ void FileLog::do_append(int log_level, CSlice slice) {
size_ += static_cast<int64>(written);
slice.remove_prefix(written);
}
auto total_time = Time::now() - start_time;
if (total_time >= 0.1 && log_level >= 1) {
auto thread_id = get_thread_id();
fd_.write(PSLICE() << "[ 1][t" << (0 <= thread_id && thread_id < 10 ? " " : "") << thread_id
<< "] !!! Previous logging took " << total_time << " seconds !!!\n");
}
}
void FileLog::after_rotation() {