arpadboda commented on a change in pull request #715: MINIFICPP-1126 - Reduce
sawtooth in memory usage of rocksdb flowfile …
URL: https://github.com/apache/nifi-minifi-cpp/pull/715#discussion_r374684866
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File path: extensions/rocksdb-repos/FlowFileRepository.cpp
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@@ -97,23 +91,33 @@ void FlowFileRepository::flush() {
}
}
-void FlowFileRepository::run() {
- // threshold for purge
+void FlowFileRepository::printStats() {
+ std::string key_count;
+ db_->GetProperty("rocksdb.estimate-num-keys", &key_count);
+
+ std::string table_readers;
+ db_->GetProperty("rocksdb.estimate-table-readers-mem", &table_readers);
+
+ std::string all_memtables;
+ db_->GetProperty("rocksdb.cur-size-all-mem-tables", &all_memtables);
+
+ logger_->log_info("Repository stats: key count: %zu, table readers size:
%zu, all memory tables size: %zu",
+ key_count, table_readers, all_memtables);
+}
+void FlowFileRepository::run() {
+ auto last = std::chrono::system_clock::now();
Review comment:
Done.
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