19
Versioning
...........................................................................................................
626
Implicit Versioning
........................................................................................
626
Note
.............................................................................................................
629
Custom Versioning
......................................................................................
632
Warning
........................................................................................................
632
Chapter
Chapter
Chapter
Chapter 10.
10.
10.
10. Cluster
Cluster
Cluster
Cluster Monitoring
Monitoring
Monitoring
Monitoring
..............................................................................
..............................................................................
..............................................................................
..............................................................................
634
634
634
634
Introduction
.........................................................................................................
635
"
You will thank me later !"
(
@esammer
)
...................................................
636
The Metrics Framework
......................................................................................
636
Contexts , Records , and Metrics
.................................................................
637
Note
.............................................................................................................
638
Extended Period
..........................................................................................
643
Master Metrics
.............................................................................................
644
Region Server Metrics
.................................................................................
644
Note
.............................................................................................................
645
Tip : Compaction Queue Limits
...................................................................
646
Tip : Flush Queue Limits
.............................................................................
647
RPC Metrics
................................................................................................
648
Shared Subsystem
......................................................................................
648
Tip : Queue Time Limits
..............................................................................
649
JVM Metrics
.................................................................................................
649
Tip : Garbage Collection Time Limits
..........................................................
650