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Ensure node e2e apiserver and test suite can open enough files

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The apiserver and test suite in node e2e runs under the sshd daemon
that can limit the amount of files it can open. Set a higher limit
to address the issues.

Signed-off-by: Odin Ugedal <odin@uged.al>
This commit is contained in:
Odin Ugedal 2021-05-20 11:22:51 +02:00
parent c9fb3c8a1b
commit 1c8675fc02
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1 changed files with 7 additions and 0 deletions
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7
test/e2e_node/e2e_node_suite_test.go
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@ -40,6 +40,7 @@ import (
utilyaml "k8s.io/apimachinery/pkg/util/yaml" utilyaml "k8s.io/apimachinery/pkg/util/yaml"
clientset "k8s.io/client-go/kubernetes" clientset "k8s.io/client-go/kubernetes"
cliflag "k8s.io/component-base/cli/flag" cliflag "k8s.io/component-base/cli/flag"
"k8s.io/kubernetes/pkg/util/rlimit"
commontest "k8s.io/kubernetes/test/e2e/common" commontest "k8s.io/kubernetes/test/e2e/common"
"k8s.io/kubernetes/test/e2e/framework" "k8s.io/kubernetes/test/e2e/framework"
e2econfig "k8s.io/kubernetes/test/e2e/framework/config" e2econfig "k8s.io/kubernetes/test/e2e/framework/config"
@ -123,6 +124,12 @@ func TestMain(m *testing.M) {
const rootfs = "/rootfs" const rootfs = "/rootfs"
func TestE2eNode(t *testing.T) { func TestE2eNode(t *testing.T) {
// Make sure we are not limited by sshd when it comes to open files
if err := rlimit.SetNumFiles(1000000); err != nil {
klog.Infof("failed to set rlimit on max file handles: %v", err)
}
if *runServicesMode { if *runServicesMode {
// If run-services-mode is specified, only run services in current process. // If run-services-mode is specified, only run services in current process.
services.RunE2EServices(t) services.RunE2EServices(t)