1 files changed, 62 insertions, 0 deletions
diff --git a/src/test/crimson/test_perfcounters.cc b/src/test/crimson/test_perfcounters.cc
new file mode 100644
index 000000000..8aecbf911
--- /dev/null
+++ b/src/test/crimson/test_perfcounters.cc
@@ -0,0 +1,62 @@
+#include <pthread.h>
+#include <stdlib.h>
+#include <iostream>
+#include <fmt/format.h>
+
+#include "common/Formatter.h"
+#include "common/perf_counters.h"
+#include "crimson/common/perf_counters_collection.h"
+
+#include <seastar/core/app-template.hh>
+#include <seastar/core/sharded.hh>
+
+enum {
+  PERFTEST_FIRST = 1000000,
+  PERFTEST_INDEX,
+  PERFTEST_LAST,
+};
+
+static constexpr uint64_t PERF_VAL = 42;
+
+static seastar::future<> test_perfcounters(){
+  return crimson::common::sharded_perf_coll().start().then([] {
+    return crimson::common::sharded_perf_coll().invoke_on_all([] (auto& s){
+      std::string name =fmt::format("seastar-osd::shard-{}",seastar::this_shard_id());
+      PerfCountersBuilder plb(NULL, name, PERFTEST_FIRST,PERFTEST_LAST);
+      plb.add_u64_counter(PERFTEST_INDEX, "perftest_count", "count perftest");
+      auto perf_logger = plb.create_perf_counters();
+      perf_logger->inc(PERFTEST_INDEX,PERF_VAL);
+      s.get_perf_collection()->add(perf_logger);
+    });
+  }).then([]{
+    return crimson::common::sharded_perf_coll().invoke_on_all([] (auto& s){
+      auto pcc = s.get_perf_collection();
+      pcc->with_counters([](auto& by_path){
+        for (auto& perf_counter : by_path) {
+          if (PERF_VAL != perf_counter.second.perf_counters->get(PERFTEST_INDEX)) {
+             throw std::runtime_error("perf counter does not match");
+           }
+        }
+      });
+    });
+  }).finally([] {
+     return crimson::common::sharded_perf_coll().stop();
+  });
+
+}
+
+int main(int argc, char** argv)
+{
+  seastar::app_template app;
+  return app.run(argc, argv, [&] {
+    return test_perfcounters().then([] {
+      std::cout << "All tests succeeded" << std::endl;
+    }).handle_exception([] (auto eptr) {
+      std::cout << "Test failure" << std::endl;
+      return seastar::make_exception_future<>(eptr);
+    });
+  });
+
+}
+
+