Istio startup probe. If you want to enable HTTP probe for specific deployment or pod without globally affecting on other installed resources, simple annotate pod with sidecar. For example, in an HTTP or HTTPS probe, the kubelet makes HTTP calls to the given address mentioned in the probe configured. This is often the most direct way to diagnose the issue causing the crashes. 1 running on a new AKS cluster. This task shows how to use Kubernetes liveness and readiness probes for health checking of Istio services. I am trying to enable Readiness probe on my deployment yaml file as below but I am getting Readiness probe failed: HTTP probe failed with statuscode: 401, I verified by decoding the secret and my authorization code is correct. Restarting a container in such a state can help to make the application more available despite bugs. 7. Hello, Having an issue with Istio readiness probe once the sidecar has been injected into a pod in the mesh. In Kubernetes, health checks are defined using Liveness, Readiness, and Startup Probes. metadata: name: my - proxyconfig. namespace: istio - system. Describe the bug. For example, to update the uid of the init-container named “nginx” in the “nginx” namespace, you would use the following command: kubectl run asuser nginx Nov 18, 2022 · 注入 sidecar 后,应用程序启动失败. 168. I enabled SDS for the Ingress gateway. sidecarInjectorWebhook. Techniques to address common Istio authentication, authorization, and general security-related problems. Installing Istio in Minikube. ’ -Pod reports readiness probe failing on container “istio-proxy”: Line 918: Jun 01 00:31:49 aks-agentpool3-23355474-vmss000003 kubelet[3484]: I0601 00:31:49. Istio-proxy is running. From 1. This means if a new pod starts and cannot get config, it will never be "ready" and will never accept config. Those restricted to using earlier versions of ISTIO should consider the solution outlined in Java Agent fails to connect to Contrast UI: Connection refused instead. The Dubbo3 service uses Triple as the communication protocol. here it is on the deployment level startupProbe: failureThreshold: 3 tcpSocket: port: 3306 timeoutSeconds: 3 periodSeconds: 10 initialDelaySeconds: 10 Fixes #26814 [ ] Configuration Infrastructure [ ] Docs [ ] Installation [ ] Networking [ ] Performance and Scalability [ ] Policies and Telemetry [ ] Security Dec 2, 2019 · istio-policy-bot removed the lifecycle/stale Indicates a PR or issue hasn't been manipulated by an Istio team member for a while label Sep 12, 2020 howardjohn removed the lifecycle/needs-triage label Oct 22, 2020 Dec 19, 2019 · Istio can take more granular actions on pods, however. 100. Istio is a popular enhancement to Kubernetes which provides, among many other important functions, a service mesh which relies on injected Envoy Feb 13, 2019 · Solution. Jan 18, 2022 · Bug Description Name: istio-ingressgateway-65866cff67-tl8qf Namespace: istio-system Priority: 0 Node: node1/********** Start Time: Mon, 17 Jan 2022 16:50:36 +0330 For mesh level configuration, put the resource in the root configuration namespace for your Istio installation without a workload selector: kind: ProxyConfig. Uninstall. 5 on kubernetes 1. The best explanation on how the istio outlier detection works is covered by this article. My container is the first started and tries to access an external resource via TCP but at that time, istio-proxy has not completely loaded and so does the ServiceEntry for the external resource Sep 2, 2021 · K84971369: Perform Mesh Services health checks using HTTP and TCP Probes. 14. Istio-init and kubectl completed. For example. Inspect the logs of the affected container using kubectl logs <pod_name> -c <container_name> to identify any issues with the application startup or configuration. If your application requires more time to start up . 10, the Envoy proxy, running in the same pod as the application binds to the eth0 interface and redirects all inbound traffic to the lo (loopback) interface. The kubelet uses liveness probes to know when to restart a container. The original pod has 1/1 READY containers, and the pod with injected sidecar has 2/2 READY containers. 1: 1266: February 14, 2021 Jan 20, 2020 · You can start with one of Istio’s built-in configuration profiles and then tailor the configuration for your specific needs. 2. 使用 Sidecar CRD 降低 Istio Proxy 资源消耗. 3. Nov 23, 2021 · istio-1. Step 1: Check the application logs. 1 to 1. 0 and it looks like it takes awx-web container whole 5min before it opens port 8052 and starts serving traffic. Typically the failure reason is written to the pod events, and is visible via pod description: $ kubectl describe pod POD_NAME -n POD_NAMESPACE. If you are going to install Istio, you can enable it globally using istioctl. 10. Timeout exceeded while awaiting head Jun 20, 2019 · As the complexity of your microservices ecosystem grows, so does the need to manage it effectively and intelligently, to get insights into how the microservices interact, and to secure communications between the microservices. Update the UID of the init-container to 1337, which is the same UID used by the sidecar proxy and traffic sent by this uid will not be captured in Istio’s iptable rule. $ istioctl proxy-status details-v1-6dcc6fbb9d-wsjz4. istio. 0 Mar 17, 2020 · An easy fix for this is to let istio handle it, istio can rewrite the applications PodSpec readiness/liveness probe, such that the probe request will be sent to Pilot agent. Prometheus. $ kubectl delete pod -l app = sleep. . 4. 2 shows as 1/2 Running. All with the same pod spec. Mar 13, 2019 · edited. I tried checking environment variables of existing as well as new pods, but none of them have the property updated. port: 15443 locality: us - east - 1a. Dec 24, 2022 · 1887 words. Istio can provide all that functionality and more. Tcp connection with app will be established until there is real data transport. I’m trying it again. This helps, but it is by far the way we want things kubectl apply -f -. Also, it should point to the application's /healthz path for readiness check as described in deployment settings. $ kubectl get services NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE details ClusterIP 10. Without requiring changes to the underlying services, Istio provides Dec 7, 2018 · Istio currently supports to rewrite the kubernetes liveness probe rewrite during kube-inject time. rewriteAppHTTPProbe=true. legacy can only serve plain text Sep 15, 2022 · I googled that and confirmed the reason , that is Kubelet probes request will be rejected if the istio proxy sidecar is injected into the POD and mTLS is enabled because kubelet is not part of the service mesh and does not have a TLS certificate accepted by istio proxy. Resource annotations used by Istio. istio-security-post-install-1. VERSION configuration file. May 24, 2024 · Container liveness probes or startup probes returning a Failure result as mentioned in the probes section. 16. 33 <none> 9080/TCP 29s reviews ClusterIP 10. (0/3) The log of interest from istio-proxy reads: You can use a startup probe with a liveness or readiness probe to delay that probe long enough to handle lengthy startup time using the failureThreshold and periodSeconds parameters. 12, this issue is resolved by using the same mechanism used for HTTP probes . e > 120seconds, then the startupProbe would keep restarting your application before it's booted up completely. 0 (Minikube on Mac OSX) but the error “Readiness probe failed: HTTP probe failed with statuscode: 503” happens every Apr 3, 2020 · Readiness Probe With Istio Receiving 503 statuscode. There are three containers in the pod (istio-proxy inclusive), and all three of them fail to start. 5(Kubernetes 1. 18. For example, liveness probes could catch a deadlock, where an application is running, but unable to make progress. MeshNetworks (config map) provides information about the set of networks inside a mesh and how to route to endpoints in each network. This type of probe is only executed at startup, unlike readiness probes, which are run periodically. In my experience, Pilot is pretty much never ready within 5s, so that mean it won't be marked ready until 35s in. May be adding initialDelaySeconds might fix the issue but it doesn't make sense to me to use it as it defeats the original purpose of using startup probe. Step 2: Verify the application is running Sep 7, 2022 · Install Istio with the ambient profile on your Kubernetes cluster, using the istioctl downloaded above: $ istioctl install --set profile = ambient. Expected behavior The Istio control plane starts. io/port: "0" The issue is being discussed on github, Startup probes run before any other probe, and, unless it finishes successfully, disables other probes. Conclusion. The Istio service mesh offers cloud native deployments a standard way to implement automatic mutual transport layer security (mTLS) . readdinessProbe: interval: 15s. 21+ so we have kubernetes/kubernetes@ c193c1b. Also, if restarted, istio-ingressgateway and istio-egressgateway pods may either start in 2-3 minutes, or will be unavailable for hours with same Readiness probe failed status. 4 istioctl install --set profile=default Jan 22, 2024 · 📌 Introduction: Kubernetes offers a feature called probes, which play an important role in ensuring the health of applications running within its environment. Sign in Sep 1, 2020 · 0. I used the helm template approach for installing istio this time, and everything in istio-system seems much happier now. Config. I changed my istio config so it pulls the proxy image from a private repo and while the pod is able to retrieve the image and attempts to start the container it is crashing with errors and failing. cd istio-0. This is why liveness probe is failing. Grafana. For example, you can add a startup probe, with a failureThreshold of 30 failures and a periodSeconds of 10 seconds (30 * 10s = 300s) for a maximum of 5 minutes, to Oct 22, 2018 · I was able to set up the service and istio-proxy but I am not able to control the order in which the container and istio-proxy are started. image: myimage. 1 my pods are no longer receiving the correct Host header on their startup/readiness/liveness probes. A startup probe means "If I cannot pass the probe within X time, restart the container". As a result, TCP probes in 1. Mar 23, 2021 · Our application pods are not starting and when described, show the below Readiness probe failure. Control traffic. As mentioned in the post, you would have to configure the containers with liveness probes using kubectl before you can actually do health checking. # For optimal startup times, changing this should be tied to the readiness probe values. i. Describe alternatives you've considered Nov 26, 2019 · Istio Proxy Start-up Latency The Issue : The application container in a pod tries to make initial network connections at start time, but it fails to reach the network. See the following ISTIO documentation for further details: During the initial stages of development, Istio will support Kubernetes-based deployments. Pilot agent then Start from PERMISSIVE mode. The probes are only there to verify if the service they are monitoring is responding. Sidecar (s) automatically injected through Admission Controller, or the user run istioctl command to manually inject sidecar container. However, Istio is being built to enable rapid and easy adaptation to other environments. Istio requires at least 4 vCPUs and 8 GB of RAM to run correctly in minikube. spec: containers: - name: mycontainer. Those probes aren't there to perform an end-to-end test of your HTTP flow. Follow these steps to get started with Istio’s ambient mode: Download and install. 212 <none> 9080/TCP 29s kubernetes ClusterIP 10. $ kubectl get pod -l app = sleep. You might want to check Health Checking of Istio Services to check the health of your pods. 0 and try out to enable mTLS in a namespace using PeerAuthentication. NOTE: This option is available from ISTIO version 1. startup configuration: May 9, 2019 · You can add this annotation to the pods to disable probes on the istio-proxy containers: status. To monitor availability and health of Applications running on Kubernetes Clusters we use Liveness, Readiness and Startup Probes. com Probesとは これまでlivenessProbe May 9, 2022 · I understand that if the above setting is updated, the istio-proxy container would have the PROXY_CONFIG environment variable updated with this value. partial are able to serve both mutual TLS traffic and plain text traffic. 12+ will start to properly check the health of the configured port. We are seeing the following diagnostics when we research the issue. “The Istio service mesh” usually refers to the Istio toolset. Hi folks, I’ve tried this earlier and got the same result. We currently disable this feature by default for risk consideration. – Jun 13, 2022 · Our Production pods are getting restarted 2x a week and we don’t know what’s causing it. In the setup, we start with PERMISSIVE for all services in the mesh. Liveness and readiness probes have a part to play in the reliable and efficient delivery of application services. The istio. Apr 13, 2024 · This page shows how to configure liveness, readiness and startup probes for containers. Apr 30, 2021 · Today our readiness probe runs every 2s after the first second of the pod life. Below is an overview of the steps from Sidecar injection, Pod startup to Sidecar proxy interception traffic and Envoy processing routing. For example, liveness probes could catch a deadlock, where an application is running, but unable to make progr Sep 23, 2020 · Red HatでOpenShiftのサポートエンジニアをしているDaein(デイン)です。 OpenShift 4. I have a few pods that are receiving custom headers, but most of them are not receiving those as well. go:116] “Probe failed” probeType=“Readiness Apr 29, 2020 · I wanna run Istio 1. But in this document said: "By default, the Envoy proxies distribute traffic Understanding what happened. Check it yourself; remove the probes, exec to the container, watch ss -lnt, and measure the time since the pods start to port 8052 is open. Istio 跨集群下服务所关联的 endpoint 不全问题(no Feb 17, 2022 · 1. 1. 11. 8 onward. Outlier detection on the other hand controls the number of errors before a service is ejected from the connection pool. How was Istio installed? istioctl install / upgrade Jan 31, 2019 · In this deployment, port 8001 serves the regular traffic while port 8002 is used for liveness probes. Because the Istio proxy only intercepts ports that are explicitly declared in the containerPort field, traffic to 8002 port bypasses the Istio proxy regardless of whether Istio mutual TLS is enabled. After running the above command, you’ll get the following output that indicates these four components are installed successfully! Istio core installed. At the same time , i got some solutions : Disable mTLS for the health probe Dec 7, 2021 · Istio Sidecar with mTLS: Our First Complication. These probes, categorized into liveness, readiness, and startup, enable Kubernetes to monitor the state of applications and take appropriate actions to maintain their optimal functioning. As stated previously, Istio uses probe rewrite to implement HTTP/TCP probes by default. A kubelet runs the probes. 1 <none> 443/TCP 25m productpage ClusterIP 10. Sep 25, 2023 · To configure it at a global level see istio documentation. In reality pilot seems to take about 10s to start up typically (maybe less, I didn't test it too much). Istio Proxy 开启 accesslog 日志. io You can use a startup probe with a liveness or readiness probe to delay that probe long enough to handle lengthy start-up time using the failureThreshold and periodSeconds parameters. If a pod keeps getting init error, check the init container istio-validation log for Mar 31, 2020 · Can't get Ingress gateway to start up when SDS is enabled. The istioctl client binary in the bin/ directory. When I describe the pod I see: Readiness probe failed: HTTP probe failed with statuscode: 503. To investigate the root cause of a CrashLoopBackOff issue, a user can: Check logs: Use kubectl logs <name-of-pod> to check the logs of the container. Created a TCP service entry to enable Istio-controlled traffic to the external proxy. MeshNetworks. Here's the VCL code to do it: Oct 23, 2019 · Expected behavior It should check readiness probe and route traffic if it's ready. istioctl manifest apply --set values. Steps to reproduce the bug Upgrade to version 1. Service mesh: Istio is designed to manage communications between microservices and applications. When I tried to deploy istio using istioctl install --set profile=default -y. Kiali. Istio Proxy 响应值删除指定的 header. concern Sep 15, 2020 · I deployed awx 9. MeshNetworks (file/config map): port: 15443 locality: us - east - 1a. Oct 29, 2020 · 3. pod "sleep-776b7bcdcd-7hpnk" deleted. Apr 7, 2020 · NAME READY STATUS RESTARTS AGE istio-ingressgateway-b599cccd9-qnp5l 1/1 Running 0 60s istio-pilot-b67ccb85-mfllc 1/1 Running 0 60s kubectl get svc --namespace istio-system Jun 4, 2019 · Overview of Sidecar Injection and Traffic Interception Steps. In this example, you took the following steps: Deployed an HTTPS proxy to simulate an external proxy. 42m Warning Unhealthy Pod Readiness probe failed: HTTP probe failed with statuscode: 503. Jun 1, 2020 · Probe rewrite succeeds, container does not get restarted. If the startup probe does not pass after 10 minutes, the pod will be terminated. spec: concurrency: 0 image: imageType: distroless. For example, you can add a startup probe, with a failureThreshold of 30 failures and a periodSeconds of 10 seconds (30 * 10s = 300s) for a maximum of 5 minutes Aug 9, 2019 · Pilot's readiness probe is set to an initial delay of 5s, with a period of 30s. 0. Envoy 默认暴露的 Metrics 指标使网络进出口流量增大. The output is like: istio-1. Mar 11, 2022 · Warning Unhealthy for Istiod pod | getting connection refused. Observability Problems Dealing with telemetry collection issues. sidecar. Deploy the sample application. Istio Proxy 响应值返回 502. We used a workaround to wrap the slave-image in an other image which would sleep for a certain amount of time before starting the slave. Apr 18, 2024 · We have a readiness probe. Jaeger. The startup probe is configured Apr 16, 2019 · Jenkins master sets up a slave-pod where the build happens. There are three options for liveness and readiness probes in Kubernetes: Command; HTTP request; TCP request; This task provides examples for the first two options with Istio mutual TLS enabled and disabled, respectively. Expected behavior. istio-ingressgateway ready to run without a 2 minute delay after the rest of the control plane is operational. The health checking probes allow to detect when pod is ready or responds according to specific configuration. Jan 6, 2022 · Same can be done for the readiness probe: ReadinessProbe: httpGet: path: / port: http initialDelaySeconds: 30 periodSeconds: 20 timeoutSeconds: 10 Reference: Sometime Liveness/Readiness Probes fail because of net/http: request canceled while waiting for connection (Client. This page presents the various resource annotations that Istio supports to control its behavior. Note that you must not create service entries for the external services you access through the external proxy, like wikipedia. With sidecar injected, the kubelet can still establish a connection with envoy , so the probe still thinks it is healthy. env: - name: MY_SECRET. Published Date: Sep 2, 2021 Updated Date: Feb 21, 2023. Istio sidecar is also running here. 4 -- istio-proxy Readiness Probe Failing and making application pod as Unhealthy #37888 Closed Sign up for free to join this conversation on GitHub . On ingressgateway logs show: Mar 21, 2019 · Not urgent, but the default initalDelaySeconds on the istio-proxy readinessProbe of 1 second always results in at least one failure, which when you've got 500+ proxies, it's a lot :D. With this, we will aggresively probe every second until we are ready the first time, then we will backoff to once every 15s. 10, envoy proxy no longer redirects the traffic to the lo interface, but instead forwards it to the application on eth0 . If one begins to fail, for example, Istio can turn the flow of traffic to that pod down to a trickle, then reopen the flow when performance improves. For example, if the package is istio-0. Without sidecar it works, kubelet handles such requests. . To do this safely we need to only do it on k8s 1. The workload without sidecar for httpbin. For helm installations it should be defined as: istio: ingress. I suggest: Nov 3, 2021 · I fail to deploy istio and met this problem. The communication process is intercepted by the Envoy data plane, and Dubbo is managed using the standard Istio traffic management capability. This reduces the attack surface of network communication by using strong identities to establish encrypted channels between workloads within the mesh that are both confidential and tamper-resistant Jan 21, 2022 · So we have TCP startup probe for our deployment and it is being rewritten as a http probe with a random url to hit. On average, this improves pod startup time by roughly one second. 57 <none> 9080/TCP 28s ratings ClusterIP 10. Apr 29, 2020 · I wanna run Istio 1. This improves user experience who used have to rewrite their PodSpec with curl for liveness probe under mTLS. rberna April 3, 2020, 10:41pm 1. This can help you determine exactly what is out of sync and where the issue may lie. 2. 18)からstartupProbeがBeta機能としてデフォルトで利用できるようになりましたのでどのような機能であるか確認していきます。 関連リリースノートは以下のリンクです。 github. Readiness probe means "Do not accept any traffic unless the probe is passing". Nov 14, 2023 · By using a startup probe, we can poll for the sidecar to start more aggressively, without polling as aggressively throughout the entire pod’s lifecycle. I'm going to continue deploying application services to the cluster in spare time over the next few days, and will update this thread with further May 23, 2024 · In Istio prior to release 1. 6. See sidecar container for further details about sidecar containers. Secure application access. # If the probe is enabled, it is recommended to have delay=0s,period=15s,failureThreshold=4. I recommend reading it. Steps to reproduce the bug I have used livness-http example from probe rewrite docs, but I've modified the path : Mar 12, 2020 · Interestingly, that's besides the point. valueFrom: Use health checks with Service Mesh. The proxy-status command can also be used to retrieve a diff between the configuration Envoy has loaded and the configuration Istiod would send, by providing a proxy ID. # This ensures the pod is marked ready immediately after the startup probe passes (which has a 1s poll interval), . 0 (Minikube on Mac OSX) but the error “Readiness probe failed: HTTP probe failed with statuscode: 503” happens every Jul 19, 2023 · After upgrading from istio 1. Aug 25, 2020 · We are currently using startup probes in one of our deployments, and after upgrading to version 1. A common pattern for Oct 24, 2020 · 1. Adding your application to ambient. That's why you can just return a synthetic HTTP response when capturing requests that point to /healthcheck. ReadnessProbe is not implemented for citadel container. Before you begin Apr 30, 2021 · startupProbe: interval: 1s. this is causing our apps to be shutdown and restarted continuosly. The slave tries to connect to the master, but fails because the istio-proxy is not running yet. [user@host kbe]$ minikube start --cpus=4 --memory=8g output omitted A common issue with the CNI plugin is that a pod fails to start due to container network set-up failure. partial and workloads of httpbin. Describe the bug Depoy Istio rc0 on AKS results in loads of readiness failures and the Istio control plane doesn't start. Steps to reproduce the bug. 1. Jan 18, 2024 · Init containers must run to completion before the Pod can be ready; sidecar containers continue running during a Pod's lifetime, and do support some probes. Below is the config before in the istio config map (relevant part only) Jan 3, 2019 · NAME READY STATUS RESTARTS AGE grafana-9fffc4c5-mqch8 1/1 Running 0 147m istio-citadel-7d7645c94f-9m9ld 1/1 Running 0 147m istio-cleanup-secrets-q52mg 0/1 Completed 0 147m istio-egressgateway-5cbdfb649-5qjqs 0/1 CrashLoopBackOff 19 147m istio-galley-6488668994-rcs8h 1/1 Running 0 147m istio-grafana-post-install-7v2lc 0/1 Completed 0 147m istio-ingressgateway-9549f988d-wm25x 0/1 Jan 2, 2023 · This example demonstrates how to use Istio+Envoy's Service Mesh deployment mode to develop a Dubbo3 service. 747275 3484 prober. Nov 18, 2021 · In Istio 1. I have a AKS cluster on which run istio (or try to use) I have: istio-ingressgateway istiod Which hang on 0/1 status on deployment. cc @mandarjog. According to your configuration, the startupProbe is tried within 120seconds after which it fails if it doesn't succeed atleast once during that period. - address: 192. You can find documentation explaining what probes are on the May 10, 2023 · after 20-30 seconds, when api's are available, then the startup probe is working. istioctl is used when manually injecting Envoy as a sidecar proxy and for creating routing rules and policies. If a container fails its startup probe, then the container is killed and follows the pod’s restartPolicy. You are literally life saver! Thank you! A Probe fails on Startup If a probe fails while a Managed controller is starting, a quick workaround is to give more time for Jenkins to start (Note that the Liveness probe failure is causing because if it fails it restarts the container). Generally, the address of the application container running inside The application will start. Is there any specific reason that these missing probe should not be implemented? Dec 31, 2021 · Toggle navigation. This has two concerns: Lots of calls, which makes logs spammy - especially in debug logs, and adds a small overhead; if we miss the first probe at 1s, we will definitely take 3s+ to become ready; In newer k8s, we can use startup probe. Dec 17, 2020 · In most tutorials it's defined as: istio: ingressgateway This will not work for istio gateway installed by helm - you'll get "connection refused" errors with no traces in logs. Mar 28, 2023 · Follow these steps to troubleshoot and resolve readiness probe failures with the HTTP status code 503. Change directory to istio package. I've read this document. There are five built-in profiles; we will briefly touch upon three of Jul 6, 2021 · Hi all, Have one unhealthy warning message happened when deleting one istio-ingressgateway pod and toggles between ready and readiness states that message is shown Kill the running pod and verify a new pod is created with the injected sidecar. I have inconsistent results with other custom headers. All httpbin. In Configure Liveness, Readiness and Startup Probes documentation you can find information:. Applies to: Description. As each pod becomes ready, the Istio sidecar will be deployed along with it. Apr 18, 2018 · I think I've finally managed to get Istio 1. Feb 21, 2021 · Background. full workloads and the workload with sidecar for httpbin. The add-ons for Istio are installed from the samples/addons directory of the Istio release archive. The Cause : The istio-proxy container in a pod intercepts all (with occasional exceptions) incoming and outgoing network traffic to a pod because of iptables rules on the Aug 27, 2020 · Istio mutal TLS working with liveness and readiness probes. 7, we noticed that the pod in question fails to start. istio-ingressgateway readiness check produces 503's for 1-2 minutes. Steps to reproduce the bu $ kubectl -n istio-io-health get pod NAME READY STATUS RESTARTS AGE liveness-6857c8775f-zdv9r 2/2 Running 0 4m Liveness and readiness probes using the HTTP or TCP approach. Jun 26, 2019 · For tcp probe, kubelet will try to establish a connection with podip:port by default. According to k8s path does not need to start with /. May 16, 2019 · The livenessProbe and ReadnessProble are not paired in the latest Istio helm chart: livenessProbe is not implemented for pilot discovery containers; livenessProbe is not implemented for istio-proxy containers. Version (include the output of istioctl version --remote and kubectl version and helm version if you used Helm) 1. org. Feb 7, 2020 · 1. default. I am using Istio1. qv qk bp iu sb bh wg nn hn so