/** Get the distribution of job states for the jobs in the given group. */
public double[] getDistribution(TaskTimer timer, long groupID) {
Counters counters = null;
timer.acquire();
synchronized (pCountersByGroup) {
timer.resume();
counters = pCountersByGroup.get(groupID);
}
if (counters != null) {
double dist[] = counters.distribution();
// if(LogMgr.getInstance().isLoggable(LogMgr.Kind.Ops, LogMgr.Level.Finest)) {
// StringBuilder buf = new StringBuilder();
// buf.append("Job Group Distribution [" + groupID + "]:\n ");
// for(JobState js : JobState.all())
// buf.append(js + "[" + String.format("%1$.4f", dist[js.ordinal()]) + "] ");
// LogMgr.getInstance().log(LogMgr.Kind.Ops, LogMgr.Level.Finest, buf.toString());
// }
return dist;
} else {
LogMgr.getInstance()
.logAndFlush(
LogMgr.Kind.Ops,
LogMgr.Level.Warning,
"Somehow the job group (" + groupID + ") was not in the state counts table!");
return new double[JobState.all().size()];
}
}
/**
* Get the percentage of jobs in the job group owning the given job which are currently Queued or
* Preempted.
*/
public double percentPending(TaskTimer timer, long jobID) {
Counters counters = null;
timer.acquire();
synchronized (pCountersByJob) {
timer.resume();
counters = pCountersByJob.get(jobID);
}
if (counters != null) {
double percent = counters.percentPending();
// if(LogMgr.getInstance().isLoggable(LogMgr.Kind.Ops, LogMgr.Level.Finest))
// LogMgr.getInstance().log
// (LogMgr.Kind.Ops, LogMgr.Level.Finest,
// "Percent Pending [" + jobID + "]: " + String.format("%1$.4f", percent));
return percent;
} else {
LogMgr.getInstance()
.logAndFlush(
LogMgr.Kind.Ops,
LogMgr.Level.Warning,
"Somehow the job (" + jobID + ") was not in the state counts table!");
return 0.0;
}
}
/**
* Update the job state counts after a change to the job state information.
*
* @param timer The operation timer.
* @param prevState The previous job state before the change or <CODE>null</CODE> if the previous
* state is unknown.
* @para info The current job info which includes the updated job state.
*/
public void update(TaskTimer timer, JobState prevState, QueueJobInfo info) {
Counters counters = null;
timer.acquire();
synchronized (pCountersByJob) {
timer.resume();
counters = pCountersByJob.get(info.getJobID());
}
if (counters != null) counters.update(prevState, info);
else
LogMgr.getInstance()
.logAndFlush(
LogMgr.Kind.Ops,
LogMgr.Level.Warning,
"Somehow the job (" + info.getJobID() + ") was not in the state counts table!");
}
/** Get the percentage of jobs in the job group which are currently Queued or Preempted. */
public double percentPendingByGroup(TaskTimer timer, long jobGroupID) {
Counters counters = null;
timer.acquire();
synchronized (pCountersByGroup) {
timer.resume();
counters = pCountersByGroup.get(jobGroupID);
}
if (counters != null) {
double percent = counters.percentPending();
return percent;
} else {
LogMgr.getInstance()
.logAndFlush(
LogMgr.Kind.Ops,
LogMgr.Level.Warning,
"Somehow the job group (" + jobGroupID + ") was not in the state counts table!");
return 0.0;
}
}
