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Allow for overriding throughput in load test

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This commit is contained in:
Wojciech Tyczynski 2016-07-20 16:33:37 +02:00
parent 165add8692
commit 7f70a63095
1 changed files with 16 additions and 6 deletions
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22
test/e2e/load.go
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@ -142,6 +142,16 @@ var _ = framework.KubeDescribe("Load capacity", func() {
framework.Logf("Skipping service creation")
}
// We assume a default throughput of 10 pods/second throughput.
// We may want to revisit it in the future.
// However, this can be overriden by LOAD_TEST_THROUGHPUT env var.
throughput := 10
if throughputEnv := os.Getenv("LOAD_TEST_THROUGHPUT"); throughputEnv != "" {
if newThroughput, err := strconv.Atoi(throughputEnv); err == nil {
throughput = newThroughput
}
}
// Simulate lifetime of RC:
// * create with initial size
// * scale RC to a random size and list all pods
@ -155,17 +165,17 @@ var _ = framework.KubeDescribe("Load capacity", func() {
// We would like to spread creating replication controllers over time
// to make it possible to create/schedule them in the meantime.
// Currently we assume 10 pods/second average throughput.
// Currently we assume <throughput> pods/second average throughput.
// We may want to revisit it in the future.
creatingTime := time.Duration(totalPods/10) * time.Second
creatingTime := time.Duration(totalPods/throughput) * time.Second
createAllRC(configs, creatingTime)
By("============================================================================")
// We would like to spread scaling replication controllers over time
// to make it possible to create/schedule & delete them in the meantime.
// Currently we assume that 10 pods/second average throughput.
// Currently we assume that <throughput> pods/second average throughput.
// The expected number of created/deleted pods is less than totalPods/3.
scalingTime := time.Duration(totalPods/30) * time.Second
scalingTime := time.Duration(totalPods/(3*throughput)) * time.Second
scaleAllRC(configs, scalingTime)
By("============================================================================")
@ -173,9 +183,9 @@ var _ = framework.KubeDescribe("Load capacity", func() {
By("============================================================================")
// Cleanup all created replication controllers.
// Currently we assume 10 pods/second average deletion throughput.
// Currently we assume <throughput> pods/second average deletion throughput.
// We may want to revisit it in the future.
deletingTime := time.Duration(totalPods/10) * time.Second
deletingTime := time.Duration(totalPods/throughput) * time.Second
deleteAllRC(configs, deletingTime)
if createServices == "true" {
for _, service := range services {