Users Guide

• On a Standby unit, you can reach the TRACE_LOG_DIR files only by using the show file command
from the flash://TRACE_LOG_DIR directory.
NOTE: Non-management member units do not support this functionality.
Hardware Watchdog Timer
The hardware watchdog command automatically reboots an Dell Networking OS switch/router with a
single RPM that is unresponsive.
This is a last resort mechanism intended to prevent a manual power cycle.
Using the Show Hardware Commands
These commands display information from a hardware sub-component and from hardware-based feature
tables.
The following lists the show hardware commands available as of the latest Dell Networking OS version.
NOTE
: Only use the show hardware commands under the guidance of Dell Networking Technical
Assistance Center.
• View internal interface status of the stack-unit CPU port which connects to the external management
interface.
EXEC Privilege mode
show hardware stack-unit {0-11} cpu management statistics
• View driver-level statistics for the data-plane port on the CPU for the specified stack-unit.
EXEC Privilege mode
show hardware stack-unit {0-11} cpu data-plane statistics
This view provides insight into the packet types entering the CPU to see whether CPU-bound traffic is
internal (IPC traffic) or network control traffic, which the CPU must process.
• View the modular packet buffers details per stack unit and the mode of allocation.
EXEC Privilege mode
show hardware stack-unit {0-11} buffer total-buffer
• View the modular packet buffers details per unit and the mode of allocation.
EXEC Privilege mode
show hardware stack-unit {0-11} buffer unit {0-10} total-buffer
• View the forwarding plane statistics containing the packet buffer usage per port per stack unit.
EXEC Privilege mode
show hardware stack-unit {0-11} buffer unit {0-0} port {1-64 | all} buffer-info
• View the forwarding plane statistics containing the packet buffer statistics per COS per port.
EXEC Privilege mode
S5000 Debugging and Diagnostics 1236