SERVER-18277 Move server status metrics code out of curop.cpp into curop_metrics.cpp.

1 files changed, 90 insertions, 0 deletions

diff --git a/src/mongo/db/curop_metrics.cpp b/src/mongo/db/curop_metrics.cpp
new file mode 100644
index 00000000000..d0cde25d225
--- /dev/null
+++ b/src/mongo/db/curop_metrics.cpp
@@ -0,0 +1,90 @@
+/**
+ *    Copyright (C) 2015 MongoDB, Inc.
+ *
+ *    This program is free software: you can redistribute it and/or  modify
+ *    it under the terms of the GNU Affero General Public License, version 3,
+ *    as published by the Free Software Foundation.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *    As a special exception, the copyright holders give permission to link the
+ *    code of portions of this program with the OpenSSL library under certain
+ *    conditions as described in each individual source file and distribute
+ *    linked combinations including the program with the OpenSSL library. You
+ *    must comply with the GNU Affero General Public License in all respects for
+ *    all of the code used other than as permitted herein. If you modify file(s)
+ *    with this exception, you may extend this exception to your version of the
+ *    file(s), but you are not obligated to do so. If you do not wish to do so,
+ *    delete this exception statement from your version. If you delete this
+ *    exception statement from all source files in the program, then also delete
+ *    it in the license file.
+ */
+
+#include "mongo/base/counter.h"
+#include "mongo/db/curop.h"
+#include "mongo/db/operation_context.h"
+#include "mongo/db/commands/server_status_metric.h"
+
+namespace mongo {
+namespace {
+    Counter64 returnedCounter;
+    Counter64 insertedCounter;
+    Counter64 updatedCounter;
+    Counter64 deletedCounter;
+    Counter64 scannedCounter;
+    Counter64 scannedObjectCounter;
+
+    ServerStatusMetricField<Counter64> displayReturned("document.returned", &returnedCounter);
+    ServerStatusMetricField<Counter64> displayUpdated("document.updated", &updatedCounter);
+    ServerStatusMetricField<Counter64> displayInserted("document.inserted", &insertedCounter);
+    ServerStatusMetricField<Counter64> displayDeleted("document.deleted", &deletedCounter);
+    ServerStatusMetricField<Counter64> displayScanned("queryExecutor.scanned", &scannedCounter);
+    ServerStatusMetricField<Counter64> displayScannedObjects("queryExecutor.scannedObjects",
+                                                             &scannedObjectCounter);
+
+    Counter64 idhackCounter;
+    Counter64 scanAndOrderCounter;
+    Counter64 fastmodCounter;
+    Counter64 writeConflictsCounter;
+
+    ServerStatusMetricField<Counter64> displayIdhack("operation.idhack", &idhackCounter);
+    ServerStatusMetricField<Counter64> displayScanAndOrder("operation.scanAndOrder",
+                                                           &scanAndOrderCounter);
+    ServerStatusMetricField<Counter64> displayFastMod("operation.fastmod", &fastmodCounter);
+    ServerStatusMetricField<Counter64> displayWriteConflicts("operation.writeConflicts",
+                                                                     &writeConflictsCounter);
+
+}  // namespace
+
+    void recordCurOpMetrics(OperationContext* opCtx) {
+        const OpDebug& debug = CurOp::get(opCtx)->debug();
+        if (debug.nreturned > 0)
+            returnedCounter.increment(debug.nreturned);
+        if (debug.ninserted > 0)
+            insertedCounter.increment(debug.ninserted);
+        if (debug.nMatched > 0)
+            updatedCounter.increment(debug.nMatched);
+        if (debug.ndeleted > 0)
+            deletedCounter.increment(debug.ndeleted);
+        if (debug.nscanned > 0)
+            scannedCounter.increment(debug.nscanned);
+        if (debug.nscannedObjects > 0)
+            scannedObjectCounter.increment(debug.nscannedObjects);
+
+        if (debug.idhack)
+            idhackCounter.increment();
+        if (debug.scanAndOrder)
+            scanAndOrderCounter.increment();
+        if (debug.fastmod)
+            fastmodCounter.increment();
+        if (debug.writeConflicts)
+            writeConflictsCounter.increment(debug.writeConflicts);
+    }
+
+}  // namespace mongo