Stop holding histogram for a long time

1 files changed, 4 insertions, 6 deletions

diff --git a/test/cpp/qps/client_sync.cc b/test/cpp/qps/client_sync.cc
index c88e95b80e..f328f492e3 100644
--- a/test/cpp/qps/client_sync.cc
+++ b/test/cpp/qps/client_sync.cc
@@ -46,7 +46,6 @@
 #include <grpc++/server_builder.h>
 #include <grpc/grpc.h>
 #include <grpc/support/alloc.h>
-#include <grpc/support/histogram.h>
 #include <grpc/support/host_port.h>
 #include <grpc/support/log.h>
 #include <grpc/support/time.h>
@@ -55,7 +54,6 @@
 #include "src/core/lib/profiling/timers.h"
 #include "src/proto/grpc/testing/services.grpc.pb.h"
 #include "test/cpp/qps/client.h"
-#include "test/cpp/qps/histogram.h"
 #include "test/cpp/qps/interarrival.h"
 #include "test/cpp/qps/usage_timer.h"
 
@@ -100,7 +98,7 @@ class SynchronousUnaryClient GRPC_FINAL : public SynchronousClient {
   }
   ~SynchronousUnaryClient() { EndThreads(); }
 
-  bool ThreadFunc(Histogram* histogram, size_t thread_idx) GRPC_OVERRIDE {
+  bool ThreadFunc(HistogramEntry* entry, size_t thread_idx) GRPC_OVERRIDE {
     WaitToIssue(thread_idx);
     auto* stub = channels_[thread_idx % channels_.size()].get_stub();
     double start = UsageTimer::Now();
@@ -108,7 +106,7 @@ class SynchronousUnaryClient GRPC_FINAL : public SynchronousClient {
     grpc::ClientContext context;
     grpc::Status s =
         stub->UnaryCall(&context, request_, &responses_[thread_idx]);
-    histogram->Add((UsageTimer::Now() - start) * 1e9);
+    entry->set_value((UsageTimer::Now() - start) * 1e9);
     return s.ok();
   }
 };
@@ -139,13 +137,13 @@ class SynchronousStreamingClient GRPC_FINAL : public SynchronousClient {
     delete[] context_;
   }
 
-  bool ThreadFunc(Histogram* histogram, size_t thread_idx) GRPC_OVERRIDE {
+  bool ThreadFunc(HistogramEntry* entry, size_t thread_idx) GRPC_OVERRIDE {
     WaitToIssue(thread_idx);
     GPR_TIMER_SCOPE("SynchronousStreamingClient::ThreadFunc", 0);
     double start = UsageTimer::Now();
     if (stream_[thread_idx]->Write(request_) &&
         stream_[thread_idx]->Read(&responses_[thread_idx])) {
-      histogram->Add((UsageTimer::Now() - start) * 1e9);
+      entry->set_value((UsageTimer::Now() - start) * 1e9);
       return true;
     }
     return false;