added eviction minimum reclaim flags to test flags, and changed gce default…

cluster/gce/config-default.sh

@@ -165,7 +165,7 @@ HAIRPIN_MODE="${HAIRPIN_MODE:-promiscuous-bridge}" # promiscuous-bridge, hairpin
 E2E_STORAGE_TEST_ENVIRONMENT=${KUBE_E2E_STORAGE_TEST_ENVIRONMENT:-false}
 
 # Evict pods whenever compute resource availability on the nodes gets below a threshold.
-EVICTION_HARD="${EVICTION_HARD:-memory.available<100Mi,nodefs.available<10%,nodefs.inodesFree<5%}"
+EVICTION_HARD="${EVICTION_HARD:-memory.available<250Mi,nodefs.available<10%,nodefs.inodesFree<5%}"
 
 # Optional: custom scheduling algorithm
 SCHEDULING_ALGORITHM_PROVIDER="${SCHEDULING_ALGORITHM_PROVIDER:-}"

cluster/gce/config-test.sh

@@ -202,7 +202,7 @@ E2E_STORAGE_TEST_ENVIRONMENT=${KUBE_E2E_STORAGE_TEST_ENVIRONMENT:-false}
 PREPULL_E2E_IMAGES="${PREPULL_E2E_IMAGES:-true}"
 
 # Evict pods whenever compute resource availability on the nodes gets below a threshold.
-EVICTION_HARD="${EVICTION_HARD:-memory.available<100Mi,nodefs.available<10%,nodefs.inodesFree<5%}"
+EVICTION_HARD="${EVICTION_HARD:-memory.available<250Mi,nodefs.available<10%,nodefs.inodesFree<5%}"
 
 # Optional: custom scheduling algorithm
 SCHEDULING_ALGORITHM_PROVIDER="${SCHEDULING_ALGORITHM_PROVIDER:-}"

test/e2e_node/services/kubelet.go

@@ -123,6 +123,7 @@ func (e *E2EServices) startKubelet() (*server, error) {
 		// by kubelet-flags.
 		"--feature-gates", framework.TestContext.FeatureGates,
 		"--eviction-hard", "memory.available<250Mi,nodefs.available<10%,nodefs.inodesFree<5%", // The hard eviction thresholds.
+		"--eviction-minimum-reclaim", "nodefs.available=5%,nodefs.inodesFree=5%", // The minimum reclaimed resources after eviction.
 		"--v", LOG_VERBOSITY_LEVEL, "--logtostderr",
 	)
 	// Enable kubenet by default.