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switch stack reset question

tato386
Level 6
Level 6

I have a switch stack that is showing an uptime of 5 years and 30 weeks so I figured it might not be a bad idea to reboot it. The stack consists of two C3850 10G switches. I have some storage attached to it that I don't want to go offline so I rebooted each member one at a time. To my surprise the stack uptime did not reset even though each individual switch uptime did. Is there a way to "reboot" the stack without having both members down at the same time?

TIA,

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But if the stack time represents just a counter and not a reflection of any particular process(s) that has been running for 5+ years then I can live with that

yes its just counters, so its not going to effect your operational, but some point of time to keep your switches work as expected and security patches need to apply due to compliance, that time any way you need to reload stack to get upgraded IOS to take effective.

 

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5 Replies 5

balaji.bandi
Hall of Fame
Hall of Fame

thats correct - technically the whole stack not reboot to reset the time, you have reloaded stack member, not whole stack.

show version give you each switch up time.

why do you like to reset that time of stack uptime any reason ? (then you need to reload whole stack.).

 

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Martin L
VIP
VIP

if after doing reboot one member at a time and everything is fine; you can reload both at the same time; aka reboot stack. Also, IOS software upgrade may reset your time/clock thing;  I replaced c3750s switches with uptime of 7 years (record)!

Regards, ML
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tato386
Level 6
Level 6

I guess my worries is that I was thinking about the "stack" as an OS and my belief that even the best coded OS in the world would benefit from a reboot once in a while as a preventive measure to avoid issues.  But if the stack time represents just a counter and not a reflection of any particular process(s) that has been running for 5+ years then I can live with that.   Thank you

But if the stack time represents just a counter and not a reflection of any particular process(s) that has been running for 5+ years then I can live with that

yes its just counters, so its not going to effect your operational, but some point of time to keep your switches work as expected and security patches need to apply due to compliance, that time any way you need to reload stack to get upgraded IOS to take effective.

 

BB

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understood.  thx