in procurve / aruba os switches there is a command "show uptime",
but this doesn't exist on comware switches.

>> the command is: display version

this shows:

Slot 1:
Uptime is 0 weeks,0 days,227 hours,15 minutes
HP 5130-24G-PoE+-4SFP+ (370W) EI JG936A with 1 Processor
BOARD TYPE: 5130-24G-PoE+-4SFP+ EI
DRAM: 1024M bytes
FLASH: 512M bytes

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