linux 归档 - 第9页 共19页 - 夜莺博客

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WireGuard Site-to-Site VPN Configuration Guide

WireGuard Site-to-Site VPN Configuration Guide

Build a WireGuard site-to-site tunnel: generate keys, write wg0 configs with AllowedIPs routing, enable forwarding, and verify with wg show.

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Prometheus Alertmanager Routing and Notification Setup

Prometheus Alertmanager Routing and Notification Setup

Configure Alertmanager routing: group alerts by labels, build nested routes with matchers, set repeat_interval and inhibition, and test with amtool.

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MongoDB Replica Set Configuration and Failover Operations

MongoDB Replica Set Configuration and Failover Operations

Build a MongoDB replica set: initiate with a config document, add members, tune election priorities, and resync a member that has fallen off the oplog

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Linux NFS Server v4 Configuration and Export Options

Linux NFS Server v4 Configuration and Export Options

Configure an NFS v4 server on Linux: write exports with the right options, understand pseudo-filesystems, and verify mounts and access control.

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Ceph Placement Groups and the PG Autoscaler

Ceph Placement Groups and the PG Autoscaler

Tune Ceph placement groups: choose pg_num, enable the autoscaler, monitor distribution with ceph osd df tree, and fix unbalanced or degraded PGs.

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GitLab Runner Registration and Docker Executor Setup

GitLab Runner Registration and Docker Executor Setup

Install and register a GitLab Runner, configure the Docker executor in config.toml, and troubleshoot jobs that never pick up with practical commands.

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ZFS zpool and RAIDZ vdev Administration Guide

ZFS zpool and RAIDZ vdev Administration Guide

Build and operate ZFS storage: create RAIDZ pools, add vdevs, replace failed disks, scrub for errors, and read zpool status like an operator.

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Cumulus Linux VLAN-Aware Bridge Configuration Guide

Cumulus Linux VLAN-Aware Bridge Configuration Guide

Configure a VLAN-aware bridge in Cumulus Linux: nvconfig bridge domains, access and trunk ports, SVIs, and verification with bridge and ip commands.

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tshark Command-Line Packet Analysis Guide

tshark Command-Line Packet Analysis Guide

Analyse pcaps with tshark instead of the GUI: capture and display filter syntax, field extraction, conversation statistics, exporting objects and rota

admin admin 2026-09-19
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MySQL 8 GTID Replication: Setup and Troubleshooting

MySQL 8 GTID Replication: Setup and Troubleshooting

Set up MySQL 8 GTID replication with CHANGE REPLICATION SOURCE TO, fix the common GTID errors, and understand why replication filters behave unexpecte

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