From: hadaq <hadaq>
Date: Wed, 7 Mar 2012 14:35:23 +0000 (+0000)
Subject: JAM: Bugfixes/workaroune in eventbuilder lost events statistics
X-Git-Url: https://jspc29.x-matter.uni-frankfurt.de/git/?a=commitdiff_plain;h=bd343105dd99f96a3332e87414a97a0e556d8fa6;p=daqdata.git

JAM: Bugfixes/workaroune in eventbuilder lost events statistics
---

diff --git a/hadaq/evtbuild.c b/hadaq/evtbuild.c
index d9a626e..2d66754 100644
--- a/hadaq/evtbuild.c
+++ b/hadaq/evtbuild.c
@@ -1,4 +1,4 @@
-static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/evtbuild.c,v 6.159 2012-02-22 15:05:20 hadaq Exp $";
+static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/evtbuild.c,v 6.160 2012-03-07 14:35:23 hadaq Exp $";
 
 #define _POSIX_C_SOURCE 199309L
 #define SYSLOG_NAMES
@@ -1504,7 +1504,23 @@ int main(int argc, char *argv[])
 		} else {
 			if (lastTrigNr) {
 				/* check how many events we did lose since last complete one: */
-				(*theStats->evtsDiscarded) += currTrigNr - lastTrigNr;
+				uint32_t delta;
+				delta = 1;
+				if (currTrigNr > lastTrigNr)
+					delta = currTrigNr - lastTrigNr;
+				if (delta > 16)
+					delta = delta / 16;
+				else if (delta > 8)
+					delta = delta / 8;
+				else if (delta > 4)
+					delta = delta / 4;
+				/* worst case estimation for a n  eventbuilder setup
+				 * offset between trigger numbers should be # active EBs
+				 * the error is underestimated such most likely...*/
+
+
+
+				(*theStats->evtsDiscarded) += delta;
 				/*sprintf(msglog, "<I> Discarded %d events at TrigNr: 0x%06x", currTrigNr - lastTrigNr, currTrigNr);
 				   storeLogInfo(theArgs, msglog); */
 				lastTrigNr = 0;