RHCSA
862 incident response problems that help with RHCSA prep.
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All problems (862)
LINUX-1480A Podman Quadlet unit keeps restartingA Quadlet-managed container starts flapping after a housekeeping job removes an old env file path.LinuxIntermediate9 minProLINUX-1519A repo mirror migration succeeds and unattended upgrades still hit the old endpointNightly updates keep using a decommissioned mirror while manual apt runs succeed.LinuxIntermediate9 minProLINUX-1469A rootless Podman service dies after logoutA rootless service keeps dying after logout after an account lifecycle cleanup.LinuxIntermediate9 minProLINUX-1513A rotated log file disappears and disk stays fullDisk usage never drops after rotation on a host running a containerized app with bind-mounted logs.LinuxIntermediate9 minProLINUX-1474A sudo rule exists and automation still loses accessAutomation loses sudo only after a package update introduces a new deny-style drop-in file.LinuxIntermediate9 minProLINUX-1464A sudoers drop-in works for admins and fails in automationAutomation loses sudo access after an OS refresh while admins still think the rule exists.LinuxIntermediate9 minProLINUX-1515A symlink deployment completes and one worker still serves stale templatesOnly one worker serves stale content after a symlink-based deploy.LinuxIntermediate9 minProLINUX-1525A symlink deployment completes and one worker still serves stale templatesOnly one worker serves stale content after a symlink-based deployment.LinuxIntermediate9 minProLINUX-1481A systemd oneshot service reads the wrong env fileA service restart still uses retired environment values after config management rotated the drop-in symlink.LinuxIntermediate9 minProLINUX-1461A systemd path unit never fires after deployA deployment hook stops firing after the release script switches to atomic replacement.LinuxIntermediate9 minProLINUX-1471A systemd timer fires on time and the backup still never runsA scheduled backup silently stops after a package cleanup removed a once-static working path.LinuxIntermediate9 minProLINUX-1561A systemd tmpfiles rule is corrected and one socket still opens with the wrong modeOne service socket still opens with the wrong permissions after tmpfiles cleanup.LinuxIntermediate9 minProLINUX-1488An nftables ruleset loads at boot and one WireGuard path stays openA WireGuard host exposes traffic unexpectedly after reboot even though nftables restored without errors.LinuxIntermediate9 minProLINUX-1495An rsync deploy finishes and the app still reads stale templatesOnly one worker process serves stale templates after a symlink-based rsync deployment.LinuxIntermediate9 minProLINUX-1505An rsync deploy finishes and the app still reads stale templatesOnly one worker serves stale templates after a symlink-based deployment.LinuxIntermediate9 minProLINUX-1490A btrfs scrub reports corrected errors and backups still failBackups continue failing after a successful scrub on hosts that keep long-lived snapshot senders running.LinuxIntermediate10 minProLINUX-1463A chrony cluster drifts only on one hypervisor poolToken-expiry-related outages appear only on guests resumed after host maintenance.LinuxIntermediate10 minProLINUX-1483A chrony source is reachable and one VM still steps timeOnly VMs on a resumed hypervisor keep stepping time despite healthy chrony peers.LinuxIntermediate10 minProLINUX-1473A chrony source looks healthy and Kerberos still failsKerberos login failures appear after one NTP pool moves to a provider with a different leap smear strategy.LinuxIntermediate10 minProLINUX-1413A dnf update succeeds interactively and nightly patching failsA dnf update succeeds interactively and nightly patching fails focuses on package-management and asks the reader to isolate the key signal in fedora. Package automation often differs from manual tests because timers inherit a much smaller env...LinuxIntermediate10 minPro