/**
* Returns the time when this computer last became idle.
*
* <p>If this computer is already idle, the return value will point to the time in the past since
* when this computer has been idle.
*
* <p>If this computer is busy, the return value will point to the time in the future where this
* computer will be expected to become free.
*/
public final long getIdleStartMilliseconds() {
long firstIdle = Long.MIN_VALUE;
for (Executor e : oneOffExecutors) {
firstIdle = Math.max(firstIdle, e.getIdleStartMilliseconds());
}
for (Executor e : executors) {
firstIdle = Math.max(firstIdle, e.getIdleStartMilliseconds());
}
return firstIdle;
}
/** Returns the time when this computer first became in demand. */
public final long getDemandStartMilliseconds() {
long firstDemand = Long.MAX_VALUE;
for (Queue.BuildableItem item : Jenkins.getInstance().getQueue().getBuildableItems(this)) {
firstDemand = Math.min(item.buildableStartMilliseconds, firstDemand);
}
return firstDemand;
}
/** Decrease the count of slaves being "provisioned". */
private void decrementAmiSlaveProvision(String ami) {
synchronized (provisioningAmis) {
int currentProvisioning;
try {
currentProvisioning = provisioningAmis.get(ami);
} catch (NullPointerException npe) {
return;
}
provisioningAmis.put(ami, Math.max(currentProvisioning - 1, 0));
}
}
public long getEstimatedDuration() {
List<RunT> builds = getLastBuildsOverThreshold(3, Result.UNSTABLE);
if (builds.isEmpty()) return -1;
long totalDuration = 0;
for (RunT b : builds) {
totalDuration += b.getDuration();
}
if (totalDuration == 0) return -1;
return Math.round((double) totalDuration / builds.size());
}