private ExecutorService newExecutor() {
        ThreadFactory threadFactory = new PinpointThreadFactory("Pinpoint-parallel-scanner", true);
        if (this.maxThreadsPerParallelScan <= 1) {
            this.enableParallelScan = false;
            return Executors.newSingleThreadExecutor(threadFactory);
        } else {
            return ExecutorFactory.newFixedThreadPool(this.maxThreads, 1024 * 4, threadFactory);
        }
    }
@author emeroad
@author HyunGil Jeong
@author minwoo.jung
@author Taejin Koo
commons-hbase/src/main/java/com/navercorp/pinpoint/common/hbase/HbaseTemplate.java