Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 41 insertions, 0 deletions

diff --git a/src/perfglue/cpu_profiler.cc b/src/perfglue/cpu_profiler.cc
new file mode 100644
index 000000000..81f2ccf8c
--- /dev/null
+++ b/src/perfglue/cpu_profiler.cc
@@ -0,0 +1,41 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2011 New Dream Network
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#include "acconfig.h"
+
+#include <gperftools/profiler.h>
+
+#include "common/LogClient.h"
+#include "perfglue/cpu_profiler.h"
+
+void cpu_profiler_handle_command(const std::vector<std::string> &cmd,
+				 std::ostream& out)
+{
+  if (cmd.size() == 1 && cmd[0] == "status") {
+    ProfilerState st;
+    ProfilerGetCurrentState(&st);
+    out << "cpu_profiler " << (st.enabled ? "enabled":"not enabled")
+	<< " start_time " << st.start_time
+	<< " profile_name " << st.profile_name
+	<< " samples " << st.samples_gathered;
+  }
+  else if (cmd.size() == 1 && cmd[0] == "flush") {
+    ProfilerFlush();
+    out << "cpu_profiler: flushed";
+  }
+  else {
+    out << "cpu_profiler: unrecognized command " << cmd
+	<< "; expected one of status, flush.";
+  }
+}