Blog - Tag: linux-networking

iproute2 vs rtnetlink: A Linux Networking Checklist for Monitoring Agents

iproute2 vs rtnetlink: A Linux Networking Checklist for Monitoring Agents

Oct 03, 2026    Mariusz Antonik    Networking    6 min read

Most Linux teams should use iproute2 for one-off checks and human operations, then reach for rtnetlink when they need event-driven network state, safer automation, or custom agents. This checklist explains the practical difference between the ip command and the kernel's route netlink API for developers and small business infrastructure teams. It also shows where linux server monitoring can stay simple with weekly health reports instead of another noisy dashboard.

#iproute2 #linux server monitoring #linux-networking #monitoring-agent #network-automation #rtnetlink #server health
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tcp_mtu_probing Checklist: When to Leave It Alone, Monitor, or Change It

tcp_mtu_probing Checklist: When to Leave It Alone, Monitor, or Change It

Jul 24, 2026    Mariusz Antonik    Networking    7 min read

Linux tcp_mtu_probing can help TCP recover when Path MTU Discovery is broken, but it is not a universal throughput tuning switch. For internet-facing file storage servers, the safer default is to leave it alone until linux server monitoring shows retransmits, black-holed ICMP, or path-specific stalls. This checklist explains what to verify before changing the sysctl and how to monitor the change if you decide it is justified.

#infrastructure-checklist #linux server monitoring #linux-networking #path-mtu-discovery #server-throughput #tcp-mtu-probing #tcp-tuning
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All Posts Infrastructure Monitoring 26 Linux Server Monitoring 5 MySQL Heatwave 5 General 10 Oracle Cloud (OCI) 15 Database 28 Networking 9 Automation 73 Security 16 Server Health 31 Infrastructure Health Reporting 2 MySQL Performance 2 CPU Monitoring 2 Disk Monitoring 1
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