CAT | BestHub

DeWu Technology

Dec 5, 2022 · Operations

Evolution of Application Monitoring at 得物: From CAT to OpenTelemetry

After rebuilding its transaction system in 2020, 得物 progressed from the basic CAT monitoring tool to OpenTracing with Prometheus, and finally adopted OpenTelemetry to unify metrics, traces, and logs via a custom vmagent‑Kafka‑Flink pipeline, dynamic sampling, and extensible javaagents, positioning the platform for a performance‑analysis‑driven future.

CATObservabilityOpenTelemetry

0 likes · 18 min read

Evolution of Application Monitoring at 得物: From CAT to OpenTelemetry

Laravel Tech Community

Aug 14, 2021 · Fundamentals

File Splitting with split and Merging with cat on Linux

This guide explains how to use the Linux split command to divide large files into smaller parts and the cat command to concatenate those parts back together, including syntax, practical examples, and help options for efficient file transfer and management.

CATCommand-lineShell

0 likes · 7 min read

File Splitting with split and Merging with cat on Linux

iQIYI Technical Product Team

Mar 12, 2021 · Operations

Implementation and Practice of LEDAO‑CAT Monitoring System for iQIYI Content Platform

To meet the LEDAO platform’s need for rapid anomaly detection, full‑stack observability, and reliable alerting across more than 100 microservices, iQIYI evaluated OpenFalcon, Prometheus and CAT, selected CAT, deployed separate mainland and overseas clusters, added configurable access, health‑check and integrated alert channels, enabling five‑minute service onboarding, near‑zero‑intrusion instrumentation, and real‑time business‑level monitoring.

CATObservabilityalerting

0 likes · 12 min read

Implementation and Practice of LEDAO‑CAT Monitoring System for iQIYI Content Platform

Efficient Ops

May 17, 2020 · Operations

How EMonitor Outperforms CAT: Deep Dive into Modern Monitoring Architecture

EMonitor, Meituan’s unified monitoring platform, extends CAT’s concepts with real‑time 10‑second aggregation, richer metric types, advanced dashboards, and seamless integration across IaaS, PaaS, and application layers, illustrating the evolution from log‑based monitoring to a comprehensive, proactive observability system.

CATEMonitorObservability

0 likes · 15 min read

How EMonitor Outperforms CAT: Deep Dive into Modern Monitoring Architecture

Ctrip Technology

Mar 19, 2020 · Backend Development

Performance Optimization Practices for Ctrip's CAT Monitoring System

This article details Ctrip's implementation and performance optimization of the CAT application monitoring system, covering its deployment, thread‑model redesign, client‑side computation offloading, double‑buffered reporting, and string handling improvements that reduced CPU usage and GC pressure.

CATJavaThread model

0 likes · 23 min read

Performance Optimization Practices for Ctrip's CAT Monitoring System