Tuning G1GC For Your HBase Cluster

GC logging verbosity as shown below was cranked up to a high enough level of detail for our homegrown gc_log_visualizer script. The majority of graphs in this document were created with gc_log_visualizer, while others were snapshotted from SignalFX data collected through our CollectD GC metrics plugin. Our GC logging params: -verbosegc -XX:+PrintGC -XX:+PrintGCDateStamps -XX:+PrintAdaptiveSizePoli

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これ見ながらC*のgc tuning を検討してる