本文整理汇总了Java中org.apache.cassandra.concurrent.JMXEnabledThreadPoolExecutor.getActiveCount方法的典型用法代码示例。如果您正苦于以下问题：Java JMXEnabledThreadPoolExecutor.getActiveCount方法的具体用法？Java JMXEnabledThreadPoolExecutor.getActiveCount怎么用？Java JMXEnabledThreadPoolExecutor.getActiveCount使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.cassandra.concurrent.JMXEnabledThreadPoolExecutor的用法示例。
在下文中一共展示了JMXEnabledThreadPoolExecutor.getActiveCount方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: waitForGossipToSettle
import org.apache.cassandra.concurrent.JMXEnabledThreadPoolExecutor; //导入方法依赖的package包/类
private void waitForGossipToSettle()
{
int forceAfter = Integer.getInteger("cassandra.skip_wait_for_gossip_to_settle", -1);
if (forceAfter == 0)
{
return;
}
final int GOSSIP_SETTLE_MIN_WAIT_MS = 5000;
final int GOSSIP_SETTLE_POLL_INTERVAL_MS = 1000;
final int GOSSIP_SETTLE_POLL_SUCCESSES_REQUIRED = 3;
logger.info("Waiting for gossip to settle before accepting client requests...");
Uninterruptibles.sleepUninterruptibly(GOSSIP_SETTLE_MIN_WAIT_MS, TimeUnit.MILLISECONDS);
int totalPolls = 0;
int numOkay = 0;
JMXEnabledThreadPoolExecutor gossipStage = (JMXEnabledThreadPoolExecutor)StageManager.getStage(Stage.GOSSIP);
while (numOkay < GOSSIP_SETTLE_POLL_SUCCESSES_REQUIRED)
{
Uninterruptibles.sleepUninterruptibly(GOSSIP_SETTLE_POLL_INTERVAL_MS, TimeUnit.MILLISECONDS);
long completed = gossipStage.getCompletedTasks();
long active = gossipStage.getActiveCount();
long pending = gossipStage.getPendingTasks();
totalPolls++;
if (active == 0 && pending == 0)
{
logger.debug("Gossip looks settled. CompletedTasks: {}", completed);
numOkay++;
}
else
{
logger.info("Gossip not settled after {} polls. Gossip Stage active/pending/completed: {}/{}/{}", totalPolls, active, pending, completed);
numOkay = 0;
}
if (forceAfter > 0 && totalPolls > forceAfter)
{
logger.warn("Gossip not settled but startup forced by cassandra.skip_wait_for_gossip_to_settle. Gossip Stage total/active/pending/completed: {}/{}/{}/{}",
totalPolls, active, pending, completed);
break;
}
}
if (totalPolls > GOSSIP_SETTLE_POLL_SUCCESSES_REQUIRED)
logger.info("Gossip settled after {} extra polls; proceeding", totalPolls - GOSSIP_SETTLE_POLL_SUCCESSES_REQUIRED);
else
logger.info("No gossip backlog; proceeding");
}
示例2: waitForGossipToSettle
import org.apache.cassandra.concurrent.JMXEnabledThreadPoolExecutor; //导入方法依赖的package包/类
private void waitForGossipToSettle()
{
int forceAfter = Integer.getInteger("cassandra.skip_wait_for_gossip_to_settle", -1);
if (forceAfter == 0)
{
return;
}
final int GOSSIP_SETTLE_MIN_WAIT_MS = 5000;
final int GOSSIP_SETTLE_POLL_INTERVAL_MS = 1000;
final int GOSSIP_SETTLE_POLL_SUCCESSES_REQUIRED = 3;
logger.info("waiting for gossip to settle before accepting client requests...");
Uninterruptibles.sleepUninterruptibly(GOSSIP_SETTLE_MIN_WAIT_MS, TimeUnit.MILLISECONDS);
int totalPolls = 0;
int numOkay = 0;
JMXEnabledThreadPoolExecutor gossipStage = (JMXEnabledThreadPoolExecutor)StageManager.getStage(Stage.GOSSIP);
while (numOkay < GOSSIP_SETTLE_POLL_SUCCESSES_REQUIRED)
{
Uninterruptibles.sleepUninterruptibly(GOSSIP_SETTLE_POLL_INTERVAL_MS, TimeUnit.MILLISECONDS);
long completed = gossipStage.getCompletedTasks();
long active = gossipStage.getActiveCount();
long pending = gossipStage.getPendingTasks();
totalPolls++;
if (active == 0 && pending == 0)
{
logger.debug("gossip looks settled. CompletedTasks: {}", completed);
numOkay++;
}
else
{
logger.info("gossip not settled after {} polls. Gossip Stage active/pending/completed: {}/{}/{}", totalPolls, active, pending, completed);
numOkay = 0;
}
if (forceAfter > 0 && totalPolls > forceAfter)
{
logger.warn("Gossip not settled but startup forced by cassandra.skip_wait_for_gossip_to_settle. Gossip Stage total/active/pending/completed: {}/{}/{}/{}",
totalPolls, active, pending, completed);
break;
}
}
logger.info("gossip settled after {} extra polls; proceeding", totalPolls - GOSSIP_SETTLE_POLL_SUCCESSES_REQUIRED);
}