diff --git a/src/java/com/threerings/presents/server/PresentsDObjectMgr.java b/src/java/com/threerings/presents/server/PresentsDObjectMgr.java
index 17c7728ba..bcae26aa6 100644
--- a/src/java/com/threerings/presents/server/PresentsDObjectMgr.java
+++ b/src/java/com/threerings/presents/server/PresentsDObjectMgr.java
@@ -712,7 +712,8 @@ public class PresentsDObjectMgr
     }
 
     // documentation inherited from interface PresentsServer.Reporter
-    public void appendReport (StringBuilder report, long now, long sinceLast)
+    public void appendReport (
+        StringBuilder report, long now, long sinceLast, boolean reset)
     {
         report.append("* presents.PresentsDObjectMgr:\n");
         int queueSize = _evqueue.size();
@@ -733,9 +734,11 @@ public class PresentsDObjectMgr
         }
 
         // roll over stats
-        _recent = _current;
-        _current = new Stats();
-        _current.maxQueueSize = queueSize;
+        if (reset) {
+            _recent = _current;
+            _current = new Stats();
+            _current.maxQueueSize = queueSize;
+        }
     }
 
     /**
diff --git a/src/java/com/threerings/presents/server/PresentsInvoker.java b/src/java/com/threerings/presents/server/PresentsInvoker.java
index 0ab10a255..e56c6bbe6 100644
--- a/src/java/com/threerings/presents/server/PresentsInvoker.java
+++ b/src/java/com/threerings/presents/server/PresentsInvoker.java
@@ -58,7 +58,8 @@ public class PresentsInvoker extends Invoker
     }
 
     // documentation inherited from interface
-    public void appendReport (StringBuilder buf, long now, long sinceLast)
+    public void appendReport (
+        StringBuilder buf, long now, long sinceLast, boolean reset)
     {
         buf.append("* presents.util.Invoker:\n");
         int qsize = _queue.size();
@@ -66,13 +67,15 @@ public class PresentsInvoker extends Invoker
         synchronized (this) {
             buf.append("- Max queue size: ").append(_maxQueueSize).append("\n");
             buf.append("- Units executed: ").append(_unitsRun).append("\n");
-            _maxQueueSize = qsize;
-            _unitsRun = 0;
             if (_currentUnit != null) {
                 String uname = StringUtil.safeToString(_currentUnit);
                 buf.append("- Current unit: ").append(uname).append(" ");
                 buf.append(now-_currentUnitStart).append("ms\n");
             }
+            if (reset) {
+                _maxQueueSize = qsize;
+                _unitsRun = 0;
+            }
         }
 
         if (PresentsDObjectMgr.UNIT_PROF_ENABLED) {
@@ -83,7 +86,9 @@ public class PresentsInvoker extends Invoker
                 }
                 buf.append("  ").append(key).append(" ");
                 buf.append(profile).append("\n");
-                profile.clear();
+                if (reset) {
+                    profile.clear();
+                }
             }
         }
     }
diff --git a/src/java/com/threerings/presents/server/PresentsServer.java b/src/java/com/threerings/presents/server/PresentsServer.java
index 10577fba0..96868460a 100644
--- a/src/java/com/threerings/presents/server/PresentsServer.java
+++ b/src/java/com/threerings/presents/server/PresentsServer.java
@@ -61,9 +61,11 @@ public class PresentsServer
          * epoch millis.
          * @param sinceLast number of milliseconds since the last time we
          * generated a report.
+         * @param reset if true, all accumulating stats should be reset, if
+         * false they should be allowed to continue to accumulate.
          */
         public void appendReport (
-            StringBuilder buffer, long now, long sinceLast);
+            StringBuilder buffer, long now, long sinceLast, boolean reset);
     }
 
     /** Implementers of this interface will be notified when the server is
@@ -135,7 +137,7 @@ public class PresentsServer
         // queue up an interval which will generate reports
         new Interval(omgr) {
             public void expired () {
-                logReport(generateReport(System.currentTimeMillis()));
+                logReport(generateReport(System.currentTimeMillis(), true));
             }
         }.schedule(REPORT_INTERVAL, true);
     }
@@ -203,7 +205,7 @@ public class PresentsServer
 
         case SignalManager.SIGUSR1:
             // generate a system status report
-            Log.info(generateReport(System.currentTimeMillis()));
+            Log.info(generateReport(System.currentTimeMillis(), false));
             break;
 
         default:
@@ -227,7 +229,7 @@ public class PresentsServer
     /**
      * Generates and logs a "state of server" report.
      */
-    protected String generateReport (long now)
+    protected String generateReport (long now, boolean reset)
     {
         long sinceLast = now - _lastReportStamp;
         long uptime = now - _serverStartTime;
@@ -249,7 +251,7 @@ public class PresentsServer
         for (int ii = 0; ii < _reporters.size(); ii++) {
             Reporter rptr = (Reporter)_reporters.get(ii);
             try {
-                rptr.appendReport(report, now, sinceLast);
+                rptr.appendReport(report, now, sinceLast, reset);
             } catch (Throwable t) {
                 Log.warning("Reporter choked [rptr=" + rptr + "].");
                 Log.logStackTrace(t);
@@ -272,7 +274,11 @@ public class PresentsServer
             report.delete(blen-1, blen);
         }
 
-        _lastReportStamp = now;
+        // only reset the last report time if this is a periodic report
+        if (reset) {
+            _lastReportStamp = now;
+        }
+
         return report.toString();
     }