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arjan-bal opened this issue Jan 30, 2025 · 13 comments · Fixed by #8077
Closed

Flaky Test: MetricsAndTracesOptionEnabled #8053

arjan-bal opened this issue Jan 30, 2025 · 13 comments · Fixed by #8077
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@purnesh42H
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Area: Observability Includes Stats, Tracing, Channelz, Healthz, Binlog, Reflection, Admin, GCP Observability P1 Type: Bug

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@arjan-bal
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arjan-bal commented Jan 30, 2025 •
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Failure logs 
--- FAIL: Test (0.05s)
    --- FAIL: Test/MetricsAndTracesOptionEnabled (0.02s)
        tlogger.go:116: INFO server.go:685 [core] [Server #78]Server created  (t=+1.489331ms)
        tlogger.go:116: INFO clientconn.go:1659 [core] original dial target is: "whatever:///127.0.0.1:40059"  (t=+2.815239ms)
        tlogger.go:116: INFO clientconn.go:319 [core] [Channel #80]Channel created  (t=+2.890119ms)
        tlogger.go:116: INFO clientconn.go:193 [core] [Channel #80]parsed dial target is: resolver.Target{URL:url.URL{Scheme:"whatever", Opaque:"", User:(*url.Userinfo)(nil), Host:"", Path:"/127.0.0.1:40059", RawPath:"", OmitHost:false, ForceQuery:false, RawQuery:"", Fragment:"", RawFragment:""}}  (t=+3.028558ms)
        tlogger.go:116: INFO clientconn.go:194 [core] [Channel #80]Channel authority set to "127.0.0.1:40059"  (t=+3.088591ms)
        tlogger.go:116: INFO server.go:881 [core] [Server #78 ListenSocket #79]ListenSocket created  (t=+3.219637ms)
        tlogger.go:116: INFO clientconn.go:319 [core] [Channel #80]Channel exiting idle mode  (t=+3.279916ms)
        tlogger.go:116: INFO resolver_wrapper.go:210 [core] [Channel #80]Resolver state updated: {
              "Addresses": [
                {
                  "Addr": "127.0.0.1:40059",
                  "ServerName": "",
                  "Attributes": null,
                  "BalancerAttributes": null,
                  "Metadata": null
                }
              ],
              "Endpoints": [
                {
                  "Addresses": [
                    {
                      "Addr": "127.0.0.1:40059",
                      "ServerName": "",
                      "Attributes": null,
                      "BalancerAttributes": null,
                      "Metadata": null
                    }
                  ],
                  "Attributes": null
                }
              ],
              "ServiceConfig": null,
              "Attributes": null
            } (resolver returned new addresses)  (t=+3.476044ms)
        tlogger.go:116: INFO balancer_wrapper.go:117 [core] [Channel #80]Channel switches to new LB policy "pick_first"  (t=+3.600347ms)
        tlogger.go:116: INFO clientconn.go:843 [core] [Channel #80 SubChannel #81]Subchannel created  (t=+3.683543ms)
        tlogger.go:116: INFO clientconn.go:549 [core] [Channel #80]Channel Connectivity change to CONNECTING  (t=+3.743345ms)
        tlogger.go:116: INFO clientconn.go:1[204](https://github.com/grpc/grpc-go/actions/runs/13050755654/job/36410287206?pr=8052#step:8:205) [core] [Channel #80 SubChannel #81]Subchannel Connectivity change to CONNECTING  (t=+3.889919ms)
        tlogger.go:116: INFO clientconn.go:1324 [core] [Channel #80 SubChannel #81]Subchannel picks a new address "127.0.0.1:40059" to connect  (t=+3.966603ms)
        tlogger.go:116: INFO clientconn.go:1204 [core] [Channel #80 SubChannel #81]Subchannel Connectivity change to READY  (t=+4.59175ms)
        tlogger.go:116: INFO clientconn.go:549 [core] [Channel #80]Channel Connectivity change to READY  (t=+4.681948ms)
        e2e_test.go:890: Span name is "Attempt.grpc.testing.TestService.UnaryCall", want "grpc.testing.TestService.UnaryCall"
        e2e_test.go:894: Got span kind "internal", want "server"
        e2e_test.go:911: Got event name for span name "Attempt.grpc.testing.TestService.UnaryCall" as "Outbound compressed message", want "Inbound compressed message"
        e2e_test.go:911: Got event name for span name "Attempt.grpc.testing.TestService.UnaryCall" as "Inbound compressed message", want "Outbound compressed message"
        e2e_test.go:890: Span name is "grpc.testing.TestService.UnaryCall", want "Attempt.grpc.testing.TestService.UnaryCall"
        e2e_test.go:894: Got span kind "client", want "internal"
        e2e_test.go:898: Got attributes list of size '\x00', want '\x04'
        e2e_test.go:907: Event length is '\x00', want '\x02'
        e2e_test.go:894: Got span kind "server", want "client"
        e2e_test.go:898: Got attributes list of size '\x04', want '\x00'
        tlogger.go:116: INFO clientconn.go:549 [core] [Channel #80]Channel Connectivity change to SHUTDOWN  (t=+15.790665ms)
        tlogger.go:116: INFO resolver_wrapper.go:110 [core] [Channel #80]Closing the name resolver  (t=+15.850547ms)
        tlogger.go:116: INFO balancer_wrapper.go:155 [core] [Channel #80]ccBalancerWrapper: closing  (t=+15.928293ms)
        tlogger.go:116: INFO clientconn.go:1204 [core] [Channel #80 SubChannel #81]Subchannel Connectivity change to SHUTDOWN  (t=+16.056723ms)
        tlogger.go:116: INFO clientconn.go:1532 [core] [Channel #80 SubChannel #81]Subchannel deleted  (t=+16.128548ms)
        tlogger.go:116: INFO clientconn.go:319 [core] [Channel #80]Channel deleted  (t=+16.9[213](https://github.com/grpc/grpc-go/actions/runs/13050755654/job/36410287206?pr=8052#step:8:214)51ms)
        tlogger.go:116: INFO server.go:817 [core] [Server #78 ListenSocket #79]ListenSocket deleted  (t=+17.073196ms)
panic: runtime error: index out of range [0] with length 0 [recovered]
	panic: runtime error: index out of range [0] with length 0

goroutine 300 [running]:
testing.tRunner.func1.2({0x193cc40, 0xc0006400f0})
	/opt/hostedtoolcache/go/1.23.5/x64/src/testing/testing.go:1632 +0x3fc
testing.tRunner.func1()
	/opt/hostedtoolcache/go/1.23.5/x64/src/testing/testing.go:1635 +0x6b6
panic({0x193cc40?, 0xc0006400f0?})
	/opt/hostedtoolcache/go/1.23.5/x64/src/runtime/panic.go:785 +0x132
google.golang.org/grpc/stats/opentelemetry_test.s.TestMetricsAndTracesOptionEnabled({{}}, 0xc0000ead00)
	/home/runner/work/grpc-go/grpc-go/stats/opentelemetry/e2e_test.go:901 +0x41e5
google.golang.org/grpc/internal/grpctest.RunSubTests.func1(0xc0000ead00)
	/home/runner/work/grpc-go/grpc-go/internal/grpctest/grpctest.go:122 +0x10e
testing.tRunner(0xc0000ead00, 0xc0005f84a0)
	/opt/hostedtoolcache/go/1.23.5/x64/src/testing/testing.go:1690 +0x[227](https://github.com/grpc/grpc-go/actions/runs/13050755654/job/36410287206?pr=8052#step:8:228)
created by testing.(*T).Run in goroutine 283
	/opt/hostedtoolcache/go/1.23.5/x64/src/testing/testing.go:1743 +0x826
FAIL	google.golang.org/grpc/stats/opentelemetry	1.639s

Sample run: https://github.com/grpc/grpc-go/actions/runs/13050755654/job/36410287206?pr=8052
@arjan-bal arjan-bal added Area: Observability Includes Stats, Tracing, Channelz, Healthz, Binlog, Reflection, Admin, GCP Observability P1 Type: Bug labels Jan 30, 2025
@arjan-bal
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This test was introduced recently in #7852

@pvsravani
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https://github.com/grpc/grpc-go/actions/runs/13070785590/job/36471793421?pr=7907

@arjan-bal
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https://github.com/grpc/grpc-go/actions/runs/13107321383/job/36564442258?pr=8052

@purnesh42H
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https://github.com/grpc/grpc-go/actions/runs/13108699558/job/36567812574

@purnesh42H
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https://github.com/grpc/grpc-go/actions/runs/13119957858/job/36603360818?pr=8050

@pvsravani
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https://github.com/grpc/grpc-go/actions/runs/13154328469/job/36707920463?pr=7907

@arjan-bal
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https://github.com/grpc/grpc-go/actions/runs/13172707955/job/36765790721?pr=8026

@arjan-bal
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https://github.com/grpc/grpc-go/actions/runs/13180924503/job/36791224975?pr=8069

@arjan-bal
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https://github.com/grpc/grpc-go/actions/runs/13260367403/job/37015380539?pr=8047

@purnesh42H purnesh42H mentioned this issue Feb 11, 2025
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@janardhanvissa
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https://github.com/grpc/grpc-go/actions/runs/13313732140/job/37182480405

@easwars
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easwars commented Feb 15, 2025

https://github.com/grpc/grpc-go/actions/runs/13339500904/job/37261539329?pr=8093

@janardhanvissa
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https://github.com/grpc/grpc-go/actions/runs/13433651353/job/37530918710?pr=7967

@janardhanvissa
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https://github.com/grpc/grpc-go/actions/runs/13451780771/job/37587379418?pr=8056

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stats/openetelemetry: refactor and make e2e test stats verification deterministic purnesh42H/grpc-go
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@easwars @purnesh42H @arjan-bal @janardhanvissa @pvsravani