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Single 3850 in stack rebooted

Kyle Z
Level 1
Level 1

We have a stack of 4 3850s. 1-3 are 24T, sw4 is 24P. HW version v04 (sw4 is v02). SW version 03.02.03.SE.

Last night, sw4 rebooted itself. No logging about why. Crashinfo only has information from 2 years ago. Crashinfo for sw4 specifically shows no files, however show ver shows 250546K byte of crash files.

The switch itself has nothing plugged into it, other than uplinks to other switches in the stack.

It is listed in a member role, not master or standby.

No known power issues. Per the lead tech, would be VERY difficult to have a power issue effect only a single switch in this particular stack.

We just are not finding any reason for it to have rebooted. Any ideas?

2 Replies 2

Reza Sharifi
Hall of Fame
Hall of Fame

Its probably too late for this reboot but for feature, you may want to configure a syslog server so you can go back and look at the data after the switch is rebooted. You can also provide the same data to TAC for analysis. 

HTH

Leo Laohoo
Hall of Fame
Hall of Fame

Wow.  3.2.3E.  You may want to think about upgrading that.