instances number 1 for derived metrics

Change-Id: Id1cc33811755baeb26e944e9362ab035e528058c

bin/rpl_run.sh

@@ -140,9 +140,9 @@ usage() {
   echo "  --ctx-limit <max number> - maximum number of outstanding contexts [0 - unlimited]"
   echo "  --heartbeat <rate sec> - to print progress heartbeats [0 - disabled]"
   echo ""
-  echo "  --stats - generating kernel executino stats"
-  echo "  --hsa-trace - to trace HSA, generates API execution stats and JSON file viewable in chrome tracing"
-  echo "  --hip-trace - to trace HIP, generates API execution stats and JSON file viewable in chrome tracing"
+  echo "  --stats - generating kernel execution stats, file <output name>.stats.csv"
+  echo "  --hsa-trace - to trace HSA, generates API execution stats and JSON file chrome-tracing compatible"
+  echo "  --hip-trace - to trace HIP, generates API execution stats and JSON file chrome-tracing compatible"
   echo "    Generated files: <output name>.hsa_stats.txt <output name>.json"
   echo "    Traced API list can be set by input .txt or .xml files."
   echo "    Input .txt:"

src/core/rocprofiler.cpp

@@ -332,7 +332,7 @@ hsa_status_t CreateQueuePro(
       cmd_vec[dev_index].second = CreateEnableCmd(agent_info, cmd_vec[dev_index].first, Profile::LEGACY_SLOT_SIZE_PKT);
     }
   }
-  
+
   // Enable counters for the queue
   rocprofiler::util::HsaRsrcFactory::Instance().Submit(*queue, cmd_vec[dev_index].first, cmd_vec[dev_index].second);
 
@@ -749,6 +749,7 @@ PUBLIC_API hsa_status_t rocprofiler_iterate_info(
           info.metric.name = strdup(name.c_str());
           info.metric.description = strdup(descr.c_str());
           info.metric.expr = expr.empty() ? NULL : strdup(expr.c_str());
+          info.metric.instances = 1;
 
           if (expr.empty()) {
             // Getting the block name