Cleanup k8s client loadbalancer part 2 #3602

Job	Run time
build	3m 3s
test_when_cache_missing	0s
test_when_cache_present (0, 9, 650)	15m 9s
test_when_cache_present (1, 9, 650)	15m 8s
test_when_cache_present (2, 9, 650)	15m 10s
test_when_cache_present (3, 9, 650)	15m 6s
test_when_cache_present (4, 9, 650)	15m 8s
test_when_cache_present (5, 9, 650)	15m 7s
test_when_cache_present (6, 9, 650)	15m 6s
test_when_cache_present (7, 9, 650)	15m 10s
test_when_cache_present (8, 9, 650)	15m 10s
test_when_cache_present (9, 9, 650)	14m 47s
save_test_times_when_cache_missing	0s
save_test_times_when_cache_present	0s
	2h 34m 4s

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