We had an issue with shared storage server which is used to store weblogic admin server configuration. So, we restarted the admin server once the storage issue was resolved. But restart failed with below errors: It was not very clear what was causing issue from the above logs. So, started Continue Reading
Ramesh Poonati
SCG and Vault Integration: login unauthorized due to: x509: certificate signed by unknown authority
We were trying to integrate Spring Cloud Gateway running on K8S with HashiCorp Vault. Wanted to share info how we resolved these issues. Issue 1: [ERROR] auth.kubernetes.auth_kubernetes: login unauthorized due to: Post “https://10.0.0.:6443/apis/authentication.k8s.io/v1/tokenreviews”: x509: certificate signed by unknown authority Solution: We used following kubernetes auth config to authenticate client to Continue Reading
Intriguing 502 bad gateway error while invoking Kong that proxies Boomi service
Our dev team has exposed a Boomi service through Kong Gateway to be consumed by other teams. The service was working for most of the time but throwing 502 errors randomly. Initially, we thought it was network glitch and ignored those errors. As the testing progressed to higher environments, the Continue Reading
Troubleshooting HashiCorp Vault Kubernetes Auth Error
We were trying to integrate Spring Cloud Gateway (SCG) on Kubernetes with HashiCorp. We followed the steps mentioned in vault documentation. We were able to bring up vault and vault injector but SCG pods were stuck in init state. Found following error in SCG application pod vault-agent-init container logs: NAME Continue Reading
How to monitor Kafka Consumer Lag
There are couple of ways to monitor Kafka consumer Lag. There is an open source project called Apache Burrow which has lot of features and easy to set up. It filters out lot of false positives too. If there are an limitations of using it in your project, we can Continue Reading
Connection reset error – Boomi connecting to sftp server
This blog is about connection reset error we received while connecting from Boomi atom to remote sftp. This issue can occur for any client connecting to a remote sftp server. The sftp server we were trying to connect was old sftp server and it has been used in many integrations. Continue Reading
Kafka Consumer CLI Error: Timed out waiting for a node assignment
This post is more of a personal note than a perfect analysis. I have applied lot of workarounds and still not able to identify exactly what caused issue. Writing this blog so it will act as future reference if similar issue happens and add more details about the issue. We Continue Reading
How to find the endpoint a java thread is reading from
We may experience performance problems due to stuck threads i.e., when the thread is not making any progress and just stuck. Typically this may be due to contention with other threads, waiting for an event or waiting for data to be arrived on a network connection. This blog post is Continue Reading
rabbitmqctl list_queues – badrpc, Some queue(s) are unresponsive
We have a monitoring script that monitors rabbitmq queues and sends notification if message count is more than a threshold. Today the script stopped working. Followed below steps to troubleshoot issue: Logged in into first rabbitmq node and ran rabbitmqctl list_queues. It hung for 60 seconds and threw below output: Continue Reading
sftp issues
We have faced couple of sftp connectivity issues in our non prod environments in the past one week. Here is brief description about the issues and how we resolved them. Issue 1: sftp connection hangs without throwing any error. Public ip of one of the third party applications we are Continue Reading