Available · Senior full-time · Remote-first Pakistan · UTC+5 · Issue 01 Blind retries double-send emails and double-charge customers. The BullMQ setup I run in NestJS: jittered backoff, idempotent jobs, and a dead-letter queue. Install two packages and register one module. BullMQ is the queue…
How to stream live job progress from NestJS with @Sse and RxJS, with the patterns from my Snagbox API: ReplaySubject per job, your own event ids, comment heartbeats, and why one stream per item stalls Chrome. Every behaviour tested on…
How to move LLM calls out of request handlers and into a BullMQ queue: idempotent jobs, Retry-After aware backoff with jitter, worker rate limits, schema-validated model output and a dead-letter queue. Tested TypeScript code. Put LLM calls behind a BullMQ…
Schedules a ServerCrashProcedure (SCP) for one or more specified RegionServers. Use this command to manually initiate recovery for RegionServers that have crashed or become unresponsive. Each server must be specified in the following format: You can find RegionServer names in…
You can dynamically change the log levels of Hadoop services (such as YARN and HDFS) using the hadoop daemonlog command without needing to restart the services. Setting Hadoop Service Log Levels at Runtime You can dynamically change the log levels…
This page explains how to verify the service status for components. Service Checks for Components This page explains how to verify the service status for components. Ensure that you run service checks for all the installed stack services by performing…
Number of currently active applications Workers in a healthy state Total bytes of active shuffle data 1 if this node is the Raft leader, 0 otherwise Bytes of shuffle data currently stored on this worker Number of shuffle files on this worker…
Some example DAGs generate a significant amount of data as they run daily. To prevent excessive log accumulation and resource consumption, it is recommended to disable them. Alternatively, you can manually disable the DAGs from the Airflow UI by pausing…
Apache Airflow 2.8.1 generates logs for various components such as the Scheduler, Webserver, and Worker processes. These logs are essential for debugging and monitoring the system. The Airflow logs are stored under the following directory: To list the logs available, use:…
This page provides detailed guidelines for setting up, configuring, and managing an Oracle Database for integration with ODP (Open Source Data Platform)... This page provides detailed guidelines for setting up, configuring, and managing an Oracle Database for integration with ODP…
Prompt tools, safety filters, red-teaming, evals, and regression benchmarks.
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