crimson/os: drop seastore_perf_counters.h

it is not used anymore after the seastar::metrics migration

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/crimson/os/seastore/seastore_perf_counters.h b/src/crimson/os/seastore/seastore_perf_counters.h
deleted file mode 100644 (file)
index eb45524..0000000
--- a/src/crimson/os/seastore/seastore_perf_counters.h
+++ /dev/null
@@ -1,65 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-#pragma once
-
-#include "crimson/common/perf_counters_collection.h"
-
-namespace crimson::os::seastore {
-
-using PerfCountersRef = std::unique_ptr<PerfCounters>;
-enum {
-  seastore_perfcounters_first = 30000,
-  ss_tm_extents_mutated_total,
-  ss_tm_extents_mutated_bytes,
-  ss_tm_extents_retired_total,
-  ss_tm_extents_retired_bytes,
-  ss_tm_extents_allocated_total,
-  ss_tm_extents_allocated_bytes,
-  seastore_perfcounters_last,
-};
-
-class PerfService {
-  PerfCountersRef build_seastore_perf() {
-    std::string name = fmt::format("seastore::shard-{}", seastar::this_shard_id());
-    PerfCountersBuilder ss_plb(nullptr, name, seastore_perfcounters_first,
-                               seastore_perfcounters_last);
-    ss_plb.add_u64_counter(
-      ss_tm_extents_mutated_total, "extents_mutated_num",
-      "the number of extents which have been mutated");
-    ss_plb.add_u64_counter(
-      ss_tm_extents_mutated_bytes, "extents_mutated_bytes",
-      "the total bytes of extents which have been mutated");
-    ss_plb.add_u64_counter(
-      ss_tm_extents_retired_total, "extents_retired_num",
-      "the number of extents which have been retired");
-    ss_plb.add_u64_counter(
-      ss_tm_extents_retired_bytes, "extents_retired_bytes",
-      "the total bytes of extents which have been retired");
-    ss_plb.add_u64_counter(
-      ss_tm_extents_allocated_total, "extents_allocated_num",
-      "the number of extents which have been allocated");
-    ss_plb.add_u64_counter(
-      ss_tm_extents_allocated_bytes, "extents_allocated_bytes",
-      "the total bytes of extents which have been allocated");
-    return PerfCountersRef(ss_plb.create_perf_counters());
-  }
-
-  PerfCountersRef ss_perf = nullptr;
-public:
-  PerfService()
-  : ss_perf(build_seastore_perf()) {}
-
-  ~PerfService() {}
-
-  PerfCounters& get_counters() {
-    return *ss_perf;
-  }
-  void add_to_collection() {
-    crimson::common::local_perf_coll().get_perf_collection()->add(ss_perf.get());
-  }
-  void remove_from_collection() {
-    crimson::common::local_perf_coll().get_perf_collection()->remove(ss_perf.get());
-  }
-};
-using PerfServiceRef = std::unique_ptr<PerfService>;
-}