--- a/storage/ndb/include/kernel/signaldata/DumpStateOrd.hpp	2009-11-10 08:29:10.000000000 +0100
+++ b/storage/ndb/include/kernel/signaldata/DumpStateOrd.hpp	2009-12-07 13:38:49.000000000 +0100
@@ -125,6 +125,7 @@
     StartPeriodicTcTimer = 2511,
     TcStartDumpIndexOpCount = 2512,
     TcDumpIndexOpCount = 2513,
+    DumpCurrentArbitrator = 2599,
     CmvmiDumpConnections = 2600,
     CmvmiDumpLongSignalMemory = 2601,
     CmvmiSetRestartOnErrorInsert = 2602,
--- a/storage/ndb/include/mgmapi/ndb_logevent.h	2009-11-10 08:29:11.000000000 +0100
+++ b/storage/ndb/include/mgmapi/ndb_logevent.h	2009-12-07 13:35:34.000000000 +0100
@@ -155,6 +155,8 @@
     NDB_LE_CreateLogBytes = 48,
     /** NDB_MGM_EVENT_CATEGORY_INFO */
     NDB_LE_InfoEvent = 49,
+    /** NDB_MGM_EVENT_CATEGORY_INFO */
+    NDB_LE_ArbitCurrent = 74,
 
     /* 50 used */
     /* 51 used */
@@ -551,6 +553,9 @@
     unsigned latest_gci_l;
     unsigned latest_gci_h;
   };
+  struct ndb_logevent_ArbitCurrent {
+    unsigned arbit_node;
+  };
 
   /** Log event data for @ref NDB_LE_BackupStarted */
   struct ndb_logevent_BackupStarted {
@@ -786,6 +791,7 @@
       struct ndb_logevent_CreateLogBytes CreateLogBytes;
       struct ndb_logevent_InfoEvent InfoEvent;
       struct ndb_logevent_EventBufferStatus EventBufferStatus;
+      struct ndb_logevent_ArbitCurrent ArbitCurrent;
 
       /** Log event data for @ref NDB_LE_BackupStarted */
       struct ndb_logevent_BackupStarted BackupStarted;
--- a/storage/ndb/src/common/debugger/EventLogger.cpp	2009-11-10 08:29:14.000000000 +0100
+++ b/storage/ndb/src/common/debugger/EventLogger.cpp	2009-12-07 13:01:00.000000000 +0100
@@ -417,6 +417,15 @@
     }
   }
 }
+
+void getTextArbitCurrent(QQQQ) {
+  //-----------------------------------------------------------------------
+  // This event reports the current Arbitrator.
+  //-----------------------------------------------------------------------
+  BaseString::snprintf(m_text, m_text_len,
+    "Current arbitrator node %d", theData[1]);
+}
+
 void getTextGlobalCheckpointStarted(QQQQ) {
   //-----------------------------------------------------------------------
   // This event reports that a global checkpoint has been started and this
@@ -1157,6 +1166,7 @@
   ROW(CreateLogBytes,          LogLevel::llInfo,  11, Logger::LL_INFO ),
   ROW(InfoEvent,               LogLevel::llInfo,   2, Logger::LL_INFO ),
   ROW(EventBufferStatus,       LogLevel::llInfo,   7, Logger::LL_INFO ),
+  ROW(ArbitCurrent,            LogLevel::llInfo,   2, Logger::LL_INFO ),
 
   //Single User
   ROW(SingleUser,              LogLevel::llInfo,   7, Logger::LL_INFO ),
--- a/storage/ndb/src/kernel/blocks/qmgr/QmgrMain.cpp	2009-11-10 08:29:24.000000000 +0100
+++ b/storage/ndb/src/kernel/blocks/qmgr/QmgrMain.cpp	2009-12-07 13:39:35.000000000 +0100
@@ -39,6 +39,7 @@
 #include <signaldata/Upgrade.hpp>
 #include <signaldata/EnableCom.hpp>
 #include <signaldata/RouteOrd.hpp>
+#include <signaldata/DumpStateOrd.hpp>
 
 #include <ndb_version.h>
 
@@ -5661,6 +5662,13 @@
     ndbout_c("disconnecting %u", signal->theData[1]);
     api_failed(signal, signal->theData[1]);
   }
+  
+  if (signal->theData[0] == DumpStateOrd::DumpCurrentArbitrator)
+  {
+    signal->theData[0] = NDB_LE_ArbitCurrent;
+    signal->theData[1] = arbitRec.node;
+    sendSignal(CMVMI_REF, GSN_EVENT_REP, signal, 2, JBB);
+  }
 }//Qmgr::execDUMP_STATE_ORD()
 
 
--- a/storage/ndb/src/mgmapi/ndb_logevent.cpp	2009-11-10 08:29:30.000000000 +0100
+++ b/storage/ndb/src/mgmapi/ndb_logevent.cpp	2009-12-07 13:11:02.000000000 +0100
@@ -309,6 +309,9 @@
   ROW( EventBufferStatus, "latest_gci_l", 6, latest_gci_l),
   ROW( EventBufferStatus, "latest_gci_h", 7, latest_gci_h),
 
+  // Current Arbitrator
+  ROW( ArbitCurrent, "arbit_node", 1, arbit_node),
+
   // Backup
   ROW_FN( BackupStarted,    "starting_node", 1, starting_node, ref_to_node),
   ROW( BackupStarted,       "backup_id",     2, backup_id),
--- a/storage/ndb/src/mgmclient/CommandInterpreter.cpp	2009-11-10 08:29:31.000000000 +0100
+++ b/storage/ndb/src/mgmclient/CommandInterpreter.cpp	2009-12-07 13:14:18.000000000 +0100
@@ -896,6 +896,13 @@
                Q(pages_used), Q(page_size_kb)/1024, Q(pages_total));
       break;
     }
+#undef EVENT
+#define EVENT ArbitCurrent
+    case NDB_LE_ArbitCurrent:
+    {
+      ndbout_c("Node %u: Current Arbitrator is %d\n", R, Q(arbit_node));
+      break;
+    }
     /** 
      * default nothing to print
      */ 
@@ -920,6 +927,7 @@
   int filter[] = { 15, NDB_MGM_EVENT_CATEGORY_BACKUP,
 		   1, NDB_MGM_EVENT_CATEGORY_STARTUP,
                    5, NDB_MGM_EVENT_CATEGORY_STATISTIC,
+       7, NDB_MGM_EVENT_CATEGORY_INFO,
 		   0 };
 
   NdbLogEventHandle log_handle= NULL;
@@ -2452,6 +2460,8 @@
      NDB_LE_BackupStatus, 100000 }
   ,{ "MemoryUsage",  "Report memory usage of respective node",
      NDB_LE_MemoryUsage, 1000 }
+  ,{ "Arbitrator",  "Report current arbitrator",
+     NDB_LE_ArbitCurrent, 2599 }
 };
 
 static unsigned n_report_cmds =