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Add more Prometheus metrics (#12274)

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sfan5 2022-05-09 21:20:58 +02:00 • committed by GitHub
parent c2898f53bc
commit f5a8593b11
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10 changed files with 225 additions and 120 deletions
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28
src/map.cpp
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@ -336,6 +336,7 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks,
u32 saved_blocks_count = 0;
u32 block_count_all = 0;
const auto start_time = porting::getTimeUs();
beginSave();
// If there is no practical limit, we spare creation of mapblock_queue
@ -377,6 +378,7 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks,
}
}
// Delete sector if we emptied it
if (all_blocks_deleted) {
sector_deletion_queue.push_back(sector_it.first);
}
@ -395,6 +397,7 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks,
}
}
block_count_all = mapblock_queue.size();
// Delete old blocks, and blocks over the limit from the memory
while (!mapblock_queue.empty() && (mapblock_queue.size() > max_loaded_blocks
|| mapblock_queue.top().block->getUsageTimer() > unload_timeout)) {
@ -425,6 +428,7 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks,
deleted_blocks_count++;
block_count_all--;
}
// Delete empty sectors
for (auto &sector_it : m_sectors) {
if (sector_it.second->empty()) {
@ -432,7 +436,11 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks,
}
}
}
endSave();
const auto end_time = porting::getTimeUs();
reportMetrics(end_time - start_time, saved_blocks_count, block_count_all);
// Finally delete the empty sectors
deleteSectors(sector_deletion_queue);
@ -1218,7 +1226,12 @@ ServerMap::ServerMap(const std::string &savedir, IGameDef *gamedef,
m_savedir = savedir;
m_map_saving_enabled = false;
m_save_time_counter = mb->addCounter("minetest_core_map_save_time", "Map save time (in nanoseconds)");
m_save_time_counter = mb->addCounter(
"minetest_map_save_time", "Time spent saving blocks (in microseconds)");
m_save_count_counter = mb->addCounter(
"minetest_map_saved_blocks", "Number of blocks saved");
m_loaded_blocks_gauge = mb->addGauge(
"minetest_map_loaded_blocks", "Number of loaded blocks");
m_map_compression_level = rangelim(g_settings->getS16("map_compression_level_disk"), -1, 9);
@ -1594,6 +1607,13 @@ void ServerMap::updateVManip(v3s16 pos)
vm->m_is_dirty = true;
}
void ServerMap::reportMetrics(u64 save_time_us, u32 saved_blocks, u32 all_blocks)
{
m_loaded_blocks_gauge->set(all_blocks);
m_save_time_counter->increment(save_time_us);
m_save_count_counter->increment(saved_blocks);
}
void ServerMap::save(ModifiedState save_level)
{
if (!m_map_saving_enabled) {
@ -1601,7 +1621,7 @@ void ServerMap::save(ModifiedState save_level)
return;
}
u64 start_time = porting::getTimeNs();
const auto start_time = porting::getTimeUs();
if(save_level == MOD_STATE_CLEAN)
infostream<<"ServerMap: Saving whole map, this can take time."
@ -1662,8 +1682,8 @@ void ServerMap::save(ModifiedState save_level)
modprofiler.print(infostream);
}
auto end_time = porting::getTimeNs();
m_save_time_counter->increment(end_time - start_time);
const auto end_time = porting::getTimeUs();
reportMetrics(end_time - start_time, block_count, block_count_all);
}
void ServerMap::listAllLoadableBlocks(std::vector<v3s16> &dst)