Examples with Reason org.apache.mesos.v1.Protos.TaskStatus.Reason used on opensource projects

Example 1 with Reason

use of org.apache.mesos.v1.Protos.TaskStatus.Reason in project Singularity by HubSpot.

the class SingularityDisasterDetectionPoller method collectDisasterStats.

private SingularityDisasterDataPoint collectDisasterStats() {
    long now = System.currentTimeMillis();
    int numActiveTasks = taskManager.getNumActiveTasks();
    List<SingularityPendingTaskId> pendingTasks = taskManager.getPendingTaskIds();
    int numPendingTasks = pendingTasks.size();
    int numLateTasks = 0;
    long totalTaskLagMillis = 0;
    int numPastDueTasks = 0;
    for (SingularityPendingTaskId pendingTask : pendingTasks) {
        long taskLagMillis = now - pendingTask.getNextRunAt();
        if (taskLagMillis > 0) {
            numPastDueTasks++;
            totalTaskLagMillis += taskLagMillis;
            if (taskLagMillis > configuration.getDeltaAfterWhichTasksAreLateMillis()) {
                numLateTasks++;
            }
        }
    }
    long avgTaskLagMillis = totalTaskLagMillis / Math.max(numPastDueTasks, 1);
    List<SingularitySlave> slaves = slaveManager.getObjects();
    int numRunningSlaves = 0;
    for (SingularitySlave slave : slaves) {
        if (slave.getCurrentState().getState() != MachineState.DEAD && slave.getCurrentState().getState() != MachineState.MISSING_ON_STARTUP) {
            numRunningSlaves++;
        }
    }
    int numLostSlaves = activeSlavesLost.getAndSet(0);
    int numLostTasks = 0;
    for (Reason lostTaskReason : disasterConfiguration.getLostTaskReasons()) {
        numLostTasks += taskLostReasons.count(lostTaskReason);
    }
    taskLostReasons.clear();
    return new SingularityDisasterDataPoint(now, numActiveTasks, numPendingTasks, numLateTasks, avgTaskLagMillis, numLostTasks, numRunningSlaves, numLostSlaves);
}