add kafka simple consumer buffer and timeout to stream config (apache…

…#3584)

* add kafka simple consumer buffer and timeout to stream config

* add missing header, optimize imports

* update based on feedback

tweaked styling (apache#2277)

[TE] Fix null pointer exception occurs in data report (apache#2235)

Refactor Trace for performance concern (apache#2057)

Add API traceEnabled() into TraceContext
When trace is not enabled, do not log time in BaseOperator
Remove redundant thread local objects

Refactor Trace for performance concern (apache#2057)

Add API traceEnabled() into TraceContext
When trace is not enabled, do not log time in BaseOperator
Remove redundant thread local objects

Suppress unnecessary log for partition aware routing builder. (apache…

…#1701)

When the retention manager deletes the segment and all servers are marked as offline
for a specific segment, the partition aware routing builder emits unnecessary logs
indicating that no server is found for the segment. However, this log is for the case
when the segment is valid while all servers are not available. Adding check in the
external view change update fixes this problem.

adding service name in mapping self service (admin) (apache#1699)

Added handlers for llc segment completion protocol

Added handlers for llc segment completion protocol

Added handlers for llc segment completion protocol