diff --git a/src/core/client_config/lb_policies/round_robin.c b/src/core/client_config/lb_policies/round_robin.c
index 457b5d92525d5911d61e11dbda9056eab44dd8ec..f0b8ebe6fecf555abe1b060b3c27dc1b080adfed 100644
--- a/src/core/client_config/lb_policies/round_robin.c
+++ b/src/core/client_config/lb_policies/round_robin.c
@@ -231,8 +231,6 @@ void rr_shutdown(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol) {
   pending_pick *pp;
   size_t i;
 
-gpr_log(GPR_DEBUG, "LB_POLICY: rr_shutdown: p=%p num_subchannels=%d", p, p->num_subchannels);
-
   gpr_mu_lock(&p->mu);
 
   p->shutdown = 1;
diff --git a/src/core/client_config/lb_policy.h b/src/core/client_config/lb_policy.h
index 988789c9346b21197702bd2c8669ea69ad32871c..67546617458d1e547827b613db3e7254fc466da0 100644
--- a/src/core/client_config/lb_policy.h
+++ b/src/core/client_config/lb_policy.h
@@ -78,7 +78,7 @@ struct grpc_lb_policy_vtable {
                                  grpc_closure *closure);
 };
 
-#define GRPC_LB_POLICY_REFCOUNT_DEBUG
+/*#define GRPC_LB_POLICY_REFCOUNT_DEBUG*/
 #ifdef GRPC_LB_POLICY_REFCOUNT_DEBUG
 #define GRPC_LB_POLICY_REF(p, r) \
   grpc_lb_policy_ref((p), __FILE__, __LINE__, (r))
diff --git a/src/core/client_config/subchannel.c b/src/core/client_config/subchannel.c
index a97c0b823cad3d740b66534e7d6688da147f154c..9f802f1cc39fa66b99ed95c9bfd7198bdf198652 100644
--- a/src/core/client_config/subchannel.c
+++ b/src/core/client_config/subchannel.c
@@ -348,8 +348,6 @@ void grpc_subchannel_notify_on_state_change(grpc_exec_ctx *exec_ctx,
   int do_connect = 0;
   external_state_watcher *w;
 
-  gpr_log(GPR_DEBUG, "sc.nosc: c=%p s=%p n=%p", c, state, notify);
-
   if (state == NULL) {
     gpr_mu_lock(&c->mu);
     for (w = c->root_external_state_watcher.next; 
diff --git a/src/core/transport/transport.h b/src/core/transport/transport.h
index 08f34ff0aaa2f95d9a74aaa7ad3cb0a97d6d7bb9..f94f0ae76e1449766f84ceb1c55140cb2b416e3f 100644
--- a/src/core/transport/transport.h
+++ b/src/core/transport/transport.h
@@ -50,7 +50,7 @@ typedef struct grpc_transport grpc_transport;
    for a stream. */
 typedef struct grpc_stream grpc_stream;
 
-#define GRPC_STREAM_REFCOUNT_DEBUG
+/*#define GRPC_STREAM_REFCOUNT_DEBUG*/
 
 typedef struct grpc_stream_refcount {
   gpr_refcount refs;