List installed RPM packages with version, release, arch, and install date

Install an RPM package via yum/dnf. Requires SSH access to the target host

Remove an installed RPM package. Requires SSH access to the target host

Update packages to latest available version. Updates all if no name specified

Search available packages in configured yum/dnf repositories

Current kernel version, release, architecture, UEK version, and boot parameters

Active kernel parameters (sysctl) with current values — useful for Oracle tuning verification

Loaded kernel modules with size, dependencies, and use count

Filesystem disk usage (df) — mount point, size, used, available, percent, filesystem type

LVM logical volumes with VG, size, path, and mount point — critical for Oracle datafile placement

ASM candidate and active disk devices with path, size, header status, and diskgroup membership

Block device I/O statistics — reads/writes per second, throughput, await, utilization

Network interfaces with IP address, MAC, MTU, speed, status, and bonding info

Routing table entries — destination, gateway, interface, metric

DNS resolver configuration — nameservers, search domains, resolv.conf contents

NTP/chrony time synchronization status — offset, jitter, reference, stratum

Active firewall rules (iptables/firewalld) — chain, target, protocol, source, destination, ports

SELinux mode (enforcing/permissive/disabled), policy type, and recent denials

OS users with UID, GID, home directory, shell, and group memberships (oracle, grid, dba, oinstall)

SSHD configuration — authentication methods, permitted users, port, protocol settings