symptom: writer bench performance decrease after run a while
after check gc by using “jstat -gc/gccause/util", "jmap -histo" or others, could found that, the YGC and FGC both are run peridorically!
after increase the mem, the FGC never occurs.
symptom: writer bench performance decrease after run a while
after check gc by using “jstat -gc/gccause/util", "jmap -histo" or others, could found that, the YGC and FGC both are run peridorically!
after increase the mem, the FGC never occurs.