Apologies for incomplete report here, but while migrating to Netty 4.2.x release line, we run into an issue with [1] and (now default) AdaptivePoolingAllocator: 1> Suppressed: ...
500 K Http Request sent to Googles' gcm server for notification without waiting for response. Full heap dump attached. -DCONFIG_BASE=/data/config -Dio.netty ...