For “Lock [AQS@135]”, it contends in one place, showing contention count, contention time, and full stack back trace of the contention.
对于“Lock [AQS@135]”，它在一个程序位置出现竞争，显示了竞争的次数，时间和竞争时刻的线程调用栈。
Stack back trace for the current active task as well as for all other tasks (by process ID).
对当前活动的任务和所有其它任务进行堆栈回溯跟踪(通过进程ID)。
Stack back trace for the current active task as well as for all other tasks (by process ID).
对当前活动的任务和所有其它任务进行堆栈回溯跟踪(通过进程ID)。
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