🔧 Why Your Dell iDRAC is Still Using IPMI (And When That Becomes a Problem)
Dell's iDRAC has supported Redfish for years, but many installations still default to IPMI. Here's when that legacy protocol starts causing real problems.
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Articles about Linux server monitoring, performance, and product updates.
💾 Debugging Disk Performance When iostat Looks Normal: The Hidden Metrics That Matter
When your disks feel slow but iostat shows low utilisation, these overlooked kernel metrics reveal what's really happening to your storage subsystem.
Read more →🔄 The Swap Paradox: Why Linux Keeps Memory in Swap Even When RAM is Available
Understanding why Linux maintains memory in swap even after memory pressure subsides and what it means for server performance.
Read more →🏢 Isolating Resource Usage by Customer in Multi-Tenant Hosting
How to track and alert on per-customer resource consumption when traditional system monitoring shows aggregate metrics across all tenants.
Read more →🌐 Building a Unified Infrastructure Dashboard: Monitoring Servers, Switches, and UPS Units from a Single Pane of Glass
How to combine SNMP device monitoring with server metrics to create a comprehensive view of your entire infrastructure stack in one dashboard.
Read more →🐳 Docker Memory Limits vs Host Reporting: Why cgroups v2 Changes Everything
Understanding why Docker containers can show different memory usage than the host system reports, and how cgroups v2 affects monitoring accuracy.
Read more →🔍 Finding Runaway Processes When pidstat Shows Everything Normal
Sometimes the biggest CPU hogs hide in plain sight. Here's how to track down resource-hungry processes that don't show up in standard tools.
Read more →📁 The Small File Problem: When Applications Create Millions of Tiny Files
Log rotation scripts, cache systems, and backup tools can exhaust inodes whilst barely touching disk space. Here's how to spot and prevent it.
Read more →🧠 When MySQL's Memory Usage Doesn't Match the my.cnf Settings You Set
Why your MySQL process is using 8GB RAM when you configured 4GB buffer pools - and what other processes are quietly consuming memory alongside your database.
Read more →🔗 Why Your First Alert Shouldn't Be Your Last: Designing Failure-Proof Notification Chains
Single points of failure in alerting systems leave critical infrastructure blind. Here's how to build redundant notification paths that work when everything else fails.
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