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Memory Free low watermark and processor settings for 2960x switches

carl_townshend
Spotlight
Spotlight

Hi All

I am looking at building a new template for my 2960x switches

I am looking at memory and processor protection, can anyone give me some recommended values for the following

memory free low-watermark processor
memory free low-watermark io
memory reserve critical
memory reserve console

process cpu threshold type total rising 80 interval 10

3 Replies 3

Mark Malone
VIP Alumni
VIP Alumni

Hi

You would want to base it on your current mem that the switch has and then give a value based on that , its going to vary depending on that , personally I have mine set on threshold if it falls below to 20% of current memory that switch has notify me , for processor and io

but for critical I just set a couple of mb so it has enough memory to notify if something is wrong

I didn't think the console syntax was available on 2960s could be wrong though , thought it only allowed critical

how do I see what is currently has ? is it the following?

show mem sum

AMPA-SW1#show memory summary
                Head    Total(b)     Used(b)     Free(b)   Lowest(b)  Largest(b)
Processor    55B3CAC   430219908   215494148   214725760   212922788   171979636
      I/O   1E000000    16777216    12554748     4222468     4121792     4139008
Critical    13B0C280      985564          44      985520      985520      985520
Critical    1EC041AC       38436          44       38392       38392       38392
Driver te    3300000     1048576       95256      953320      953320      953320

You can check in show version , docs below show exactly how 

http://confterminal.com/rom-ram-nvram-and-flash-memory-on-cisco-routers/

https://supportforums.cisco.com/document/13211/how-determine-amount-flash-and-dram-router&ved=0ahUKEwiNpKa1t8TTAhVoC8AKHWMxAekQFggcMAA&usg=AFQjCNFu7HY_LFxqrpOvzrM41_fbIalSxg

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