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fn: better slot/container/request state tracking (#719)

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* fn: better slot/container/request state tracking
This commit is contained in:
Tolga Ceylan
2018-01-26 12:21:11 -08:00
committed by GitHub
parent a7223437df
commit 97d78c584b
7 changed files with 331 additions and 136 deletions
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29
api/agent/slots_test.go
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@@ -174,9 +174,10 @@ func TestSlotQueueBasic2(t *testing.T) {
}
}
func statsHelperSet(runC, startC, waitC, idleC uint64) slotQueueStats {
func statsHelperSet(reqW, reqE, conW, conS, conI, conB uint64) slotQueueStats {
return slotQueueStats{
states: [SlotQueueLast]uint64{runC, startC, waitC, idleC},
requestStates: [RequestStateMax]uint64{0, reqW, reqE, 0},
containerStates: [ContainerStateMax]uint64{0, conW, conS, conI, conB, 0},
}
}
@@ -184,38 +185,38 @@ func TestSlotNewContainerLogic1(t *testing.T) {
var cur slotQueueStats
cur = statsHelperSet(0, 0, 0, 0)
// CASE: There's no one waiting
cur = statsHelperSet(0, 0, 0, 0, 0, 0)
// CASE: There's no queued requests
if isNewContainerNeeded(&cur) {
t.Fatalf("Should not need a new container cur: %#v", cur)
}
// CASE: There are starters >= waiters
cur = statsHelperSet(1, 10, 10, 0)
// CASE: There are starters >= queued requests
cur = statsHelperSet(1, 0, 0, 10, 0, 0)
if isNewContainerNeeded(&cur) {
t.Fatalf("Should not need a new container cur: %#v", cur)
}
// CASE: There are starters < waiters
cur = statsHelperSet(1, 5, 10, 0)
// CASE: There are starters < queued requests
cur = statsHelperSet(10, 0, 0, 1, 0, 0)
if !isNewContainerNeeded(&cur) {
t.Fatalf("Should need a new container cur: %#v", cur)
}
// CASE: effective waiters 0 (idle = waiter = 10)
cur = statsHelperSet(11, 0, 10, 10)
// CASE: effective queued requests (idle > requests)
cur = statsHelperSet(10, 0, 0, 0, 11, 0)
if isNewContainerNeeded(&cur) {
t.Fatalf("Should not need a new container cur: %#v", cur)
}
// CASE: effective waiters > 0 (idle = 5 waiter = 10)
cur = statsHelperSet(11, 0, 10, 5)
// CASE: effective queued requests (idle < requests)
cur = statsHelperSet(10, 0, 0, 0, 5, 0)
if !isNewContainerNeeded(&cur) {
t.Fatalf("Should need a new container cur: %#v", cur)
}
// CASE: no executors, but 1 waiter
cur = statsHelperSet(0, 0, 1, 0)
// CASE: no executors, but 1 queued request
cur = statsHelperSet(1, 0, 0, 0, 0, 0)
if !isNewContainerNeeded(&cur) {
t.Fatalf("Should need a new container cur: %#v", cur)
}