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Stories, guides, and lessons from the world of observability

Last9 Named a Gartner® Cool Vendor in AI for SRE and Observability

Last9 Named a Gartner® Cool Vendor in AI for SRE and Observability

Gartner recognizes Last9 in their latest Cool Vendor report for unified telemetry and agentic SDK—moving teams from reactive monitoring to proactive ops.

Nishant Modak

Nishant Modak

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Isometric line drawing of a control plane unit with the Kubernetes mark, cabled to three worker node trays holding pod cubes, the last one full, wired to a meter whose lime screen shows three rising bars

AWS EKS Monitoring: Control Plane, Nodes and Pod IPs

AWS EKS monitoring guide: free control plane metrics, control plane logs, node health, VPC CNI IP exhaustion, and which alerts to set first.

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Sejal Pandey

Sejal Pandey

Isometric line drawing of a short queue of request cubes waiting at a load balancer box, cabled to three server racks and to a meter whose lime screen shows a needle gauge

HAProxy Monitoring: Stats, Prometheus Metrics and Alerts

HAProxy monitoring guide: the stats page and socket, the built-in Prometheus exporter, the metrics that matter, why queue time averages mislead, and alerts.

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Sejal Pandey

Sejal Pandey

An isometric line drawing of a board holding staggered slabs like the spans of a trace waterfall, piped through a valve with a hand wheel into a mechanical counter that carries the Honeycomb logo and whose five digit windows glow lime, standing for spans counted as billable events with sampling controlling the flow

Honeycomb Pricing Explained (2026): Events, Tiers and Real Costs

Honeycomb pricing explained: Free, Pro and Enterprise limits, the 2026 Pro rate per million events, how spans count, throttling, and a worked bill.

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Sejal Pandey

Sejal Pandey

Isometric line drawing of three warehouse units of growing size, the largest marked with the Snowflake logo, with a short queue of small cubes in front of the smallest, cabled into a counter whose lime screen tallies credits

Snowflake Monitoring: Queries, Warehouses and Credit Costs

Snowflake monitoring guide: ACCOUNT_USAGE views and their delay, the query and warehouse metrics that matter, idle credits, resource monitors and alerts.

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Sejal Pandey

Sejal Pandey

Stacks of thin data parts feeding a merge press marked with the ClickHouse logo that outputs one solid block, cabled to a meter whose lime screen shows rising bars, standing for part counts being watched

ClickHouse Monitoring: Key Metrics, System Tables and Alerts

ClickHouse monitoring guide: the Prometheus endpoint, the system tables that explain slow queries, the Too many parts limits, replication lag and alerts.

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Sejal Pandey

Sejal Pandey

Isometric line drawing of a cloud above a node platform holding six container cubes, cabled to a meter whose lime screen shows a needle gauge, with the Kubernetes wheel on its side

GKE Monitoring: Metrics, Packages and Alerts

GKE monitoring guide: what Google Kubernetes Engine collects by default, which metric packages to turn on, Autopilot limits, and the alerts to set.

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Sejal Pandey

Sejal Pandey

Isometric line drawing of four executor units cabled into one monitor whose lime screen shows a task timeline with one bar running far longer than the rest, with the Apache Spark star on its side

Apache Spark Monitoring: Spark UI, Metrics and Alerts

Apache Spark monitoring guide: what the Spark UI shows, how to keep it after a job ends, finding skew and spill, Prometheus metrics, and alerts.

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Sejal Pandey

Sejal Pandey

Isometric line drawing of three server racks, each under a cloud outline, cabled into one monitor whose lime screen shows three lines on one chart

Multi-Cloud Monitoring: How to Watch AWS, Azure and GCP Together

Multi-cloud monitoring guide: why the same metric differs across AWS, Azure and GCP, and how to normalize it with OpenTelemetry into one view.

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Sejal Pandey

Sejal Pandey

Isometric line drawing of a graphics card with two fans, cabled to a small standing meter whose lime screen shows a bar readout

NVIDIA DCGM Exporter: Setup and GPU Metrics Guide

Set up the NVIDIA DCGM Exporter with Docker or Helm, pick the right DCGM metrics, enable profiling counters, map GPUs to Kubernetes pods, and add alerts.

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Sejal Pandey

Sejal Pandey