Fixed logging (one more time)

Author: artem-v

cluster/src/main/java/io/scalecube/cluster/fdetector/FailureDetectorImpl.java

@@ -151,7 +151,7 @@ private void doPing() {
               publishPingResult(period, pingMember, computeMemberStatus(message, period));
             },
             ex -> {
-              LOGGER.warn(
+              LOGGER.debug(
                   "[{}][{}] Failed to get PingAck from {} within {} ms",
                   localMember,
                   period,
@@ -198,7 +198,7 @@ private void doPingReq(
                       publishPingResult(period, pingMember, computeMemberStatus(message, period));
                     },
                     throwable -> {
-                      LOGGER.warn(
+                      LOGGER.debug(
                           "[{}][{}] Timeout getting transit PingAck from {} to {} within {} ms",
                           localMember,
                           period,
@@ -250,7 +250,7 @@ private void onPing(Message message) {
         .subscribe(
             null,
             ex ->
-                LOGGER.warn(
+                LOGGER.debug(
                     "[{}][{}] Failed to send PingAck to {}, cause: {}",
                     localMember,
                     period,
@@ -276,7 +276,7 @@ private void onPingReq(Message message) {
         .subscribe(
             null,
             ex ->
-                LOGGER.warn(
+                LOGGER.debug(
                     "[{}][{}] Failed to send transit Ping to {}, cause: {}",
                     localMember,
                     period,
@@ -306,7 +306,7 @@ private void onTransitPingAck(Message message) {
         .subscribe(
             null,
             ex ->
-                LOGGER.warn(
+                LOGGER.debug(
                     "[{}][{}] Failed to resend transit PingAck to {}, cause: {}",
                     localMember,
                     period,

cluster/src/main/java/io/scalecube/cluster/gossip/GossipProtocolImpl.java

@@ -299,7 +299,7 @@ private void spreadGossipsTo(long period, Member member) {
                     .subscribe(
                         null,
                         ex ->
-                            LOGGER.warn(
+                            LOGGER.debug(
                                 "[{}][{}] Failed to send GossipReq({}) to {}, cause: {}",
                                 localMember,
                                 period,

cluster/src/main/java/io/scalecube/cluster/membership/MembershipProtocolImpl.java

@@ -289,7 +289,7 @@ private void start0(MonoSink<Object> sink) {
         .subscribe(
             null,
             ex ->
-                LOGGER.warn(
+                LOGGER.debug(
                     "[{}] Exception on initial SyncAck, cause: {}", localMember, ex.toString()));
   }
 
@@ -352,7 +352,7 @@ private void doSync() {
         .subscribe(
             null,
             ex ->
-                LOGGER.warn(
+                LOGGER.debug(
                     "[{}][doSync] Failed to send Sync to {}, cause: {}",
                     localMember,
                     address,
@@ -403,7 +403,7 @@ private Mono<Void> onSync(Message syncMsg) {
                         .subscribe(
                             null,
                             ex ->
-                                LOGGER.warn(
+                                LOGGER.debug(
                                     "[{}] Failed to send SyncAck to {}, cause: {}",
                                     localMember,
                                     sender,
@@ -433,7 +433,7 @@ private void onFailureDetectorEvent(FailureDetectorEvent fdEvent) {
           .subscribe(
               null,
               ex ->
-                  LOGGER.warn(
+                  LOGGER.debug(
                       "[{}][onFailureDetectorEvent] Failed to send Sync to {}, cause: {}",
                       localMember,
                       address,
@@ -794,7 +794,7 @@ private Mono<Void> spreadMembershipGossip(MembershipRecord r) {
               .spread(msg)
               .doOnError(
                   ex ->
-                      LOGGER.warn(
+                      LOGGER.debug(
                           "[{}] Failed to send membership with gossip, cause: {}",
                           localMember,
                           ex.toString()))

transport-parent/transport-netty/src/main/java/io/scalecube/transport/netty/TransportImpl.java

@@ -304,7 +304,7 @@ private Mono<? extends Connection> connect0(Address address) {
         .connect()
         .doOnError(
             th -> {
-              LOGGER.warn(
+              LOGGER.debug(
                   "[{}][connect0][{}] Exception occurred: {}",
                   this.address,
                   address,