java - how to know if a jvm is in trouble -


jvm facing out of memory problem. when occurs unable connect using jvisual vm also. jvm not responding request. kept jvisual window open, without warning or error on tool got disconnected. now, when monitor on jvisual vm(when jvm normal). see enter image description here

now, unable tell if jvm in real problem or not, until tool stops responding, sort of alert. oom not cause memory getting filled up. thread count increasing , oom(unable create new native thread error). how solved problem, future use, build or software provide feature


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