Mellanox MLNX-OS User Manual for SX1018HP Ethernet Managed Blade Switch

Rev 2.10
Mellanox Technologies
319
Mellanox Technologies Confidential
4.12.2 Power Management
4.12.2.1 Width Reduction Power Saving
Link width reduction (LWR) is a Mellanox proprietary power savi
ng feature to be utilized to
economize the power usage of the fabric. LWR may be used to manually or automatically config-
ure a certain connection between Mellanox sw
itch systems to lower the width of a link from 4X
operation to 1X based on the traffic flow.
show stats sample
show stats sample [<sample ID>]
Displays sampling interval for all samples, or the specified one.
Syntax Description sample ID Possible sample IDs are:
• congested
• cpu_util - CPU utilization: milliseconds of time spent
• disk_device_io - Storage device I/O statistics
• disk_io - Operating system aggregate disk I/O: KB/sec
•eth
• fan - Fan speed
• fs_mnt_bytes - Filesystem usage: bytes
• fs_mnt_inodes - Filesystem usage: inodes
•ib
• interface - Network interface statistics
• intf_util - Network interface utilization: bytes
• memory - System memory utilization: bytes
• paging - Paging activity: page faults
• power - Power supply usage
• power-consumption
• temperature - Modules temperature
Default N/A
Configuration Mode Config
History 3.1.0000
Role admin
Example
switch (config) # show stats sample fan
Sample "fan" (Fan speed):
Enabled: yes
Sampling interval: 1 minute 11 seconds
switch (config) #
Related Commands N/A
Note