Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Optimizing TensorFlow or PyTorch for multi-GPU training involves several techniques and configurations to efficiently utilize the hardware and maximize performance. Here are the steps to optimize your setup: 1. Hardware Setup: Ensure proper GPU placement: GPUs should be connected via high-bandwidth links (e.g., NVLink for NVIDIA GPUs) to minimize communication overhead. Use fast interconnects: PCIe […]
Resolving “Out of Memory” (OOM) killer events on Linux servers requires a systematic approach to identify the cause and implement appropriate solutions. Here are the steps and strategies to address OOM issues: 1. Analyze Logs and Identify the Cause Check System Logs: Examine the /var/log/messages or /var/log/syslog file for OOM-related entries. Search for “oom-killer” or […]
Troubleshooting virtual machine (VM) performance issues requires a systematic approach to identify the root cause. Performance problems can arise from resource bottlenecks, misconfigurations, or underlying hardware issues. Here’s a step-by-step guide to troubleshooting VM performance issues: Step 1: Define the Scope of the Problem What is slow? Identify if the issue is related to CPU, […]
Configuring Kubernetes Network Policies for pod-to-pod communication involves defining rules that control the traffic flow between pods. Network Policies are a Kubernetes resource that helps secure your cluster by limiting communication between pods based on labels, namespaces, and IP blocks. Here’s a step-by-step guide: 1. Prerequisites Network plugin: Ensure your Kubernetes cluster is using a […]
Troubleshooting pod crashes in Kubernetes can involve several steps, depending on the root cause of the issue. Here’s a comprehensive guide to identifying and resolving pod crashes: 1. Identify the Problem Start by gathering information about the pod that is crashing: bash kubectl get pods kubectl describe pod <pod-name> kubectl logs <pod-name> kubectl get pods: […]
Resolving a CrashLoopBackOff error in Kubernetes pods requires a systematic approach to identify and fix the underlying issue. Below are the steps you can take to troubleshoot and resolve this problem: 1. Understand the Error The CrashLoopBackOff error indicates that the pod starts, crashes, and Kubernetes is repeatedly attempting to restart it. It typically points […]