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Added a HostMismatch(...) in offerUtils that checks whether a task's host requirement matches the host corresponding to the offer. Made sure all schedulers call takeOffer(...) that is defined in each scheduler, to maintain consistency.

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This commit is contained in:
Pradyumna Kaushik 2017-02-09 22:48:34 -05:00
parent aabdd716dd
commit 6c62b5326f
20 changed files with 175 additions and 239 deletions
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19
schedulers/bottomHeavy.go
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@ -26,6 +26,20 @@ BinPacking has the most effect when co-scheduling of tasks is increased. Large t
co-scheduling them has a great impact on the total power utilization.
*/
func (s *BottomHeavy) takeOffer(offer *mesos.Offer, totalCPU, totalRAM, totalWatts,
wattsToConsider float64, task def.Task) bool {
offerCPU, offerRAM, offerWatts := offerUtils.OfferAgg(offer)
//TODO: Insert watts calculation here instead of taking them as a parameter
if (s.ignoreWatts || (offerWatts >= (totalWatts + wattsToConsider))) &&
(offerCPU >= (totalCPU + task.CPU)) &&
(offerRAM >= (totalRAM + task.RAM)) {
return true
}
return false
}
// electronScheduler implements the Scheduler interface
type BottomHeavy struct {
base // Type embedded to inherit common functions
@ -162,7 +176,6 @@ func (s *BottomHeavy) pack(offers []*mesos.Offer, driver sched.SchedulerDriver)
}
tasks := []*mesos.TaskInfo{}
offerCPU, offerRAM, offerWatts := offerUtils.OfferAgg(offer)
totalWatts := 0.0
totalCPU := 0.0
totalRAM := 0.0
@ -179,9 +192,7 @@ func (s *BottomHeavy) pack(offers []*mesos.Offer, driver sched.SchedulerDriver)
if !s.ignoreWatts {
wattsToConsider = task.ClassToWatts[powerClass]
}
if (s.ignoreWatts || (offerWatts >= (totalWatts + wattsToConsider))) &&
(offerCPU >= (totalCPU + task.CPU)) &&
(offerRAM >= (totalRAM + task.RAM)) {
if s.takeOffer(offer, totalCPU, totalRAM, totalWatts, wattsToConsider, task) {
offerTaken = true
totalWatts += wattsToConsider
totalCPU += task.CPU