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rsyslog

The rocket-fast system for log processing

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    • AI rsyslog assistant
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    • Documentation
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  • TOOLS
    • Config builder
    • Impstats Analyzer
    • RainerScript Constant String Escaper
    • Regex
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  • WINDOWS AGENT
    • About Rsyslog Windows Agent
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    • Manual
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    • RSyslog Windows Agent license document – EULA
  • AWS Offering
  • PROJECT
    • News Releases
    • Features
    • Plugins
    • ChangeLogs
    • Security Advisories
  • HELP
    • AI rsyslog assistant
    • Guides for rsyslog
    • Documentation
    • Support
    • FAQ
    • Video Tutorials
  • TOOLS
    • Config builder
    • Impstats Analyzer
    • RainerScript Constant String Escaper
    • Regex
  • SERVICES
    • Enterprise Support
    • Custom Development
  • WINDOWS AGENT
    • About Rsyslog Windows Agent
    • Edition Comparison
    • Order Now
    • Support Contract – Windows Agent
    • Manual
    • Support
    • Windows Agent Download
    • Guides for Windows Agent
    • RSyslog Windows Agent license document – EULA
  • AWS Offering
rsyslog
  • Installation
  • Configuration
  • rsyslog and containers
  • Troubleshooting
  • FAQ
    • FAQ: some general topics often asked
    • What is the difference between the main_queue and a queue with a ruleset tied to an input?
    • FAQ: Encrypting MySQL Traffic with ommysql Plugin
    • FAQ: Troubleshooting UDP Packet Loss
  • Concepts
  • Example Use Cases
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  • RSyslog - History
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rsyslog
  • FAQ
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FAQ

  • FAQ: some general topics often asked
    • FAQ: Message Duplication with rsyslog
  • What is the difference between the main_queue and a queue with a ruleset tied to an input?
    • If an input bounded ruleset does not have a queue defined, what default does it have?
    • What is the recommended way to use several inputs? Should there be a need to define a queue for the rulesets?
  • FAQ: Encrypting MySQL Traffic with ommysql Plugin
    • Question
    • Answer
    • Steps to Enable TLS
    • Additional Resources
  • FAQ: Troubleshooting UDP Packet Loss
    • Q1: I see packet loss in my OS statistics for imudp. What are the potential causes, troubleshooting steps, and probable fixes?
    • Q2: How can I definitively check if the OS kernel is dropping UDP packets due to full receive buffers?
    • Q3: Why does tcpdump show traffic as “ip-proto-17” without a port number?
    • Q4: My OS stats show “packets to unknown port”. How do I find out which port is being used?
    • Q5: How does rsyslog set the UDP receive buffer? Does it use SO_RCVBUFFORCE?

See also

Help with configuring/using Rsyslog:

  • Mailing list - best route for general questions

  • GitHub: rsyslog source project - detailed questions, reporting issues that are believed to be bugs with Rsyslog

See also

Contributing to Rsyslog:

  • Source project: rsyslog project README.

  • Documentation: rsyslog-doc project README

Copyright 2008-2023 Rainer Gerhards (Großrinderfeld), and Others.

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  • LogAnalyzer
  • WinSyslog

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