Mark disappearing_server as flaky: this was always so, but is more pronounced now - and will be fixed with retries

test/core/end2end/gen_build_yaml.py

@@ -84,8 +84,8 @@ END2END_FIXTURES = {
 
 TestOptions = collections.namedtuple(
     'TestOptions',
-    'needs_fullstack needs_dns proxyable secure traceable cpu_cost exclude_iomgrs large_writes')
-default_test_options = TestOptions(False, False, True, False, True, 1.0, [], False)
+    'needs_fullstack needs_dns proxyable secure traceable cpu_cost exclude_iomgrs large_writes flaky')
+default_test_options = TestOptions(False, False, True, False, True, 1.0, [], False, False)
 connectivity_test_options = default_test_options._replace(needs_fullstack=True)
 
 LOWCPU = 0.1
@@ -108,7 +108,7 @@ END2END_TESTS = {
         proxyable=False, cpu_cost=LOWCPU, exclude_iomgrs=['uv']),
     'default_host': default_test_options._replace(needs_fullstack=True,
                                                   needs_dns=True),
-    'disappearing_server': connectivity_test_options,
+    'disappearing_server': connectivity_test_options._replace(flaky=True),
     'empty_batch': default_test_options,
     'filter_causes_close': default_test_options,
     'filter_call_init_fails': default_test_options,
@@ -263,7 +263,7 @@ def main():
               'ci_platforms': (END2END_FIXTURES[f].platforms
                                if END2END_FIXTURES[f].ci_mac else without(
                                    END2END_FIXTURES[f].platforms, 'mac')),
-              'flaky': False,
+              'flaky': END2END_TESTS[t].flaky,
               'language': 'c',
               'cpu_cost': END2END_TESTS[t].cpu_cost,
           }
@@ -280,7 +280,7 @@ def main():
               'ci_platforms': (END2END_FIXTURES[f].platforms
                                if END2END_FIXTURES[f].ci_mac else without(
                                    END2END_FIXTURES[f].platforms, 'mac')),
-              'flaky': False,
+              'flaky': END2END_TESTS[t].flaky,
               'language': 'c',
               'cpu_cost': END2END_TESTS[t].cpu_cost,
           }

tools/run_tests/tests.json

@@ -5134,7 +5134,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_census_test", 
     "platforms": [
@@ -6171,7 +6171,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_compress_test", 
     "platforms": [
@@ -7208,7 +7208,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_fake_resolver_test", 
     "platforms": [
@@ -8232,7 +8232,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_fakesec_test", 
     "platforms": [
@@ -10157,7 +10157,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_full_test", 
     "platforms": [
@@ -11143,7 +11143,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_full+pipe_test", 
     "platforms": [
@@ -12049,7 +12049,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_full+trace_test", 
     "platforms": [
@@ -13051,7 +13051,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_http_proxy_test", 
     "platforms": [
@@ -14120,7 +14120,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_load_reporting_test", 
     "platforms": [
@@ -15168,7 +15168,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_oauth2_test", 
     "platforms": [
@@ -16200,7 +16200,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_proxy_test", 
     "platforms": [
@@ -20011,7 +20011,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_ssl_test", 
     "platforms": [
@@ -21048,7 +21048,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_ssl_cert_test", 
     "platforms": [
@@ -22048,7 +22048,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_ssl_proxy_test", 
     "platforms": [
@@ -22973,7 +22973,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_uds_test", 
     "platforms": [
@@ -23986,7 +23986,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_census_nosec_test", 
     "platforms": [
@@ -25000,7 +25000,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_compress_nosec_test", 
     "platforms": [
@@ -26014,7 +26014,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_fake_resolver_nosec_test", 
     "platforms": [
@@ -27925,7 +27925,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_full_nosec_test", 
     "platforms": [
@@ -28892,7 +28892,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_full+pipe_nosec_test", 
     "platforms": [
@@ -29775,7 +29775,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_full+trace_nosec_test", 
     "platforms": [
@@ -30753,7 +30753,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_http_proxy_nosec_test", 
     "platforms": [
@@ -31799,7 +31799,7 @@
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_load_reporting_nosec_test", 
     "platforms": [
@@ -32775,7 +32775,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_proxy_nosec_test", 
     "platforms": [
@@ -36465,7 +36465,7 @@
     "exclude_iomgrs": [
       "uv"
     ], 
-    "flaky": false, 
+    "flaky": true, 
     "language": "c", 
     "name": "h2_uds_nosec_test", 
     "platforms": [