Troubleshooting, GitOps workflows, and FAQ.
This guide collects day-2 operations, common issues, and quick runbooks for Nexus GSLB.
Standing up a new datacenter or pool? Traffic shadowing clones a percentage of a service's real queries and resolves them a second time against a shadow pool — same candidate building, same filter chain — but the result is discarded, never returned to ...
A rollout is a timed canary weight ramp on a single pool member: instead of flipping a member's weight straight to its target value, it steps through a schedule (e.g. 10% → 50% → 100%), holding each step for a duration, with automatic rollback if healt...
A maintenance window takes a member — or every member in a pool — out of DNS rotation for a fixed period and puts it back automatically, with no operator awake at 2 a.m. You schedule "disable at start, re-enable at end"; the gslbd scheduler does the re...
Open a gate before a risky batch of changes (a capacity ramp, a pool reshuffle, a filter-chain edit) and get a safety net: a snapshot of the config as it stood before you touched anything, and — if you set a soak window — automatic promotion if things ...
Frequently asked questions about Nexus GSLB.
This guide helps you configure Nexus GSLB to pull its configuration from a Git repository with mandatory GPG-signed commits.