changeset 48b748cc6497 in /z/repo/gem5
details: http://repo.gem5.org/gem5?cmd=changeset;node=48b748cc6497
description:
cpu: warn if TrafficGen is suppressing a large numer of packets
Add a basic warning for every 10000 packet that is suppressed to alert
the user.
diffstat:
src/cpu/testers/traffic_gen/traffic_gen.cc | 9 ++++++++-
src/cpu/testers/traffic_gen/traffic_gen.hh | 2 ++
2 files changed, 10 insertions(+), 1 deletions(-)
diffs (38 lines):
diff -r 5967db4cff04 -r 48b748cc6497 src/cpu/testers/traffic_gen/traffic_gen.cc
--- a/src/cpu/testers/traffic_gen/traffic_gen.cc Thu Mar 17 10:34:27
2016 -0700
+++ b/src/cpu/testers/traffic_gen/traffic_gen.cc Sun Mar 20 06:38:34
2016 -0400
@@ -63,7 +63,8 @@
port(name() + ".port", *this),
retryPkt(NULL),
retryPktTick(0),
- updateEvent(this)
+ updateEvent(this),
+ numSuppressed(0)
{
}
@@ -198,6 +199,12 @@
} else {
DPRINTF(TrafficGen, "Suppressed packet %s 0x%x\n",
pkt->cmdString(), pkt->getAddr());
+
+ ++numSuppressed;
+ if (numSuppressed % 10000)
+ warn("%s suppressed %d packets with non-memory addresses\n",
+ name(), numSuppressed);
+
delete pkt->req;
delete pkt;
pkt = nullptr;
diff -r 5967db4cff04 -r 48b748cc6497 src/cpu/testers/traffic_gen/traffic_gen.hh
--- a/src/cpu/testers/traffic_gen/traffic_gen.hh Thu Mar 17 10:34:27
2016 -0700
+++ b/src/cpu/testers/traffic_gen/traffic_gen.hh Sun Mar 20 06:38:34
2016 -0400
@@ -177,6 +177,8 @@
/** Event for scheduling updates */
EventWrapper<TrafficGen, &TrafficGen::update> updateEvent;
+ uint64_t numSuppressed;
+
/** Count the number of generated packets. */
Stats::Scalar numPackets;
_______________________________________________
gem5-dev mailing list
gem5-dev@gem5.org
http://m5sim.org/mailman/listinfo/gem5-dev
