Sometimes Java web app hang
- by zhongshu
The web app occasionally get hang for about 30 seconds when user request a web page, the server's CPU and memory usage are ok, and the jstack shows:
"http-9999-3" daemon prio=6 tid=0x552f3400 nid=0xf40 runnable [0x578fc000]
java.lang.Thread.State: RUNNABLE
at org.eclipse.jdt.internal.compiler.parser.Parser.getTypeReference(Parser.java:8354)…