Troubleshooting
BeeGFS Capacity Warning – Troubleshooting Guide
Purpose Provide a standard troubleshooting procedure for engineers when a BeeGFS Capacity Warning alert is triggered in the cluster. This guide ensures engineers follow consistent investigation and escalation steps. When to Use Use this KB when the ...
How to integrate NVIDIA NetQ with Netris
1.Purpose NVIDIA NetQ provides real-time monitoring and analytics for data centers running Cumulus Linux. Integrating it with Netris aligns NetQ's topology with the Netris-managed network, enabling deeper visibility and proactive troubleshooting. ...
BeeGFS Capacity Critical – Troubleshooting Guide
Purpose Provide a troubleshooting reference for engineers when a BeeGFS Capacity Critical alert is triggered in the cluster. This document outlines the meaning of the alert and the actions required by L1 and L2 engineers. When to Use Use this KB ...
GPU vBIOS Verification Across HGX Nodes
1. Purpose This document provides a procedure to verify GPU vBIOS versions across all HGX nodes in the cluster using an automated script. The script connects to each node from the login node using passwordless SSH and retrieves the GPU vBIOS version ...
Ambient Temperature Alert – Troubleshooting Guide
Purpose Provide a standard troubleshooting procedure when an Ambient Temperature alert is triggered on a node. This guide helps L1 and L2 engineers verify the alert and take appropriate action. When to Use Use this KB when the monitoring system ...
Non-Conformance Reporting and Closure – MLAB Issues
What is Non-Conformance (NC)? A Non-Conformance (NC) is any deviation from approved specifications, procedures, configuration, or quality requirements during operations such as system integration, testing, assembly, or documentation. In simple terms, ...
Keyboard Enter key Not Working
Keyboard Enter Key Not Working – Resolved After System Update Product: ASUS ACX11-004734PT: ASUS All-in-One (AIO) computers Issue: Keyboard Enter button not working. Cause: The issue was caused due to pending system updates which affected the ...
SSD didn’t detected showing I/O device
Issue: While installing and configuring the disk the SSD didn’t detected showing I/O device error Cause: SSD was not installed properly. Solution: Advise customer: Installing the SSD using the provided four screws to ensure it is properly secured ( ...
Toolbox Talk (TBT) – Safety Briefing Process for MBUZZ Data Center Projects
TBT – Toolbox Talk A Toolbox Talk (TBT) is a short safety briefing conducted at the Data Center project site before the start of work activities. The purpose of the session is to create awareness about site hazards, safety precautions, and risk ...
Storge Technologies
Storage Technologies A quick reference for common storage technologies, interfaces, and form factors used in desktops, workstations, and enterprise servers. HDD & SSD The table below gives a comparative knowledge on HDD as well as SSD Feature HDD ...
How to Troubleshoot and Fix "bootflash" Directory Issues in Cisco Nexus Switches
Purpose This article explains how to troubleshoot and resolve "bootflash" directory issues in Cisco Nexus switches. This method applies to both lab environments (GNS3/EVE-NG) and real production switches. Common Symptoms bootflash: No such file or ...
How to Upload and Add Custom Device Image in GNS3
Purpose This article explains how to upload and add custom device images (IOS, QCOW2, etc.) in GNS3 so they can be used in your lab topology. Supported Image Types (Examples) Cisco IOS (Dynamips) IOU/IOL images QEMU (QCOW2) CSR1000v FortiGate Palo ...
How to Connect GNS3 (Windows) to a Remote Server
Purpose This article explains how to connect GNS3 installed on Windows to a remote GNS3 server.This is useful when the remote server has more CPU and RAM. Connecting to a remote server helps when your local computer does not have enough CPU or RAM to ...
How to Configure DNS on NetApp E-Series via SANtricity Manager
Purpose This article describes how to configure DNS servers on NetApp E-Series storage enclosures using the web-based BMC interface. Proper DNS configuration ensures successful name resolution for services such as NTP, AutoSupport, SMTP, and Syslog. ...
How to do a remote power cycle on NVIDIA QM9700 Switch?
1. Purpose To perform a remote reboot of NVIDIA QM9700 switch using the NVIDIA's Web GUI. If the remote reboot does not resolve any issues occurred, a physical power-cycle should be carried out onsite as per OEM recommendations. 2. Scope This MOP ...
Cisco Nexus 9300 Series Switches: Features & Generic Troubleshooting Commands
This article provides a comprehensive document for enabling features and Generic troubleshoot commands on Cisco Nexus 9300 Series switches operating NX-OS . The scope of this includes physical Ethernet ports, Layer 2&3 , management interfaces. ...
How to Perform an Automated InfiniBand Link Health Check on a Linux Cluster
1. Purpose This script automates InfiniBand link health verification across compute nodes in a GPU or HPC cluster. It connects to each node via SSH, runs ibstat, and summarizes InfiniBand port health by identifying: Unreachable nodes Down links ...
How to check GPU detection across compute nodes using bash script
1. Purpose This script automates GPU detection validation across all compute nodes in a GPU cluster. It verifies: Nodes with missing GPUs Nodes that are unreachable Timestamp of execution Summary report generation This eliminates the need to manually ...
How to Collect InfiniBand Transceiver Temperature (Non-Root Method)
1. Purpose This document explains how to collect InfiniBand (IB) transceiver (QSFP module) temperature from servers using the Linux sysfs hwmon interface without requiring root privileges. This method applies to systems using Mellanox / NVIDIA ...
ASUS BMC- Static IP Network Setup
ASUS BMC—Static IP Network Setup Connect Network Cable Connect a network cable to the MGMT (Management) port. If the network has DHCP enabled, the server will automatically obtain an IP address. If DHCP is not enabled, follow the manual configuration ...
Cisco Nexus switch(9312) Unexpected Cluster Connectivity Loss
1. Summary This article describes an incident where a faulty fan module in a Cisco Nexus leaf switch caused physical-layer instability, leading to intermittent connectivity loss for critical cluster nodes. The issue resulted in a cluster-wide access ...
Run a GPU stress test for RTX 6000 Ada and L40S on Ubuntu Server
You can stress‑test RTX 6000 Ada and L40S GPUs on Ubuntu Server using GPU Burn, a CUDA‑based stress tool commonly used for datacenter validation. The process is the same for both GPUs because they use NVIDIA’s CUDA stack. Core Steps to Run GPU Burn ...
MBUZZ – Incident Handling & Escalation Procedure
MBUZZ – Incident Handling & Escalation Procedure 1. Purpose This document defines the standard incident handling process for MBUZZ Support, ensuring: Timely first response within SLA Clear ownership and accountability Structured troubleshooting and ...
TAC Primary Support Engineer – Roles & Responsibilities
TAC Primary Support Engineer – Roles & Responsibilities Role Overview The TAC Primary Support Engineer serves as the primary technical contact for strategic and high-value customers, providing advanced troubleshooting, case ownership, and escalation ...
On-Site & Remote Engineer (OSE/ RSE) – Summary of Roles & Responsibilities
Role Overview The On-Site Engineer (OSE) serves as the embedded technical lead responsible for the day-to-day administration, support, and optimization of the customer’s HPC infrastructure environment, including compute, GPU, storage, and cluster ...
Primary/Product Specialist Team Coverage/Support for Major Holidays
Primary/Product Specialist Team Coverage/Support for Major Holidays. Background/Problem: No incident follow-up or insufficient research Late initial response to ipcc messages and new incidents Guidelines: Normal procedure but not favor Outstanding & ...
How to use official ThinkParQ script to collect detailed BeeGFS Logs
1. Purpose This document describes how to collect a full BeeGFS diagnostic bundle using the official ThinkParQ script. Applicable for environments running: BeeGFS This procedure is typically requested by: BeeGFS / ThinkParQ Support NetApp (when ...