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sahmed_FTNT
Staff
Staff
Article Id 294676
Description This article describes how the 'diagnose hardware sys slab' command is usually used for memory troubleshooting, and elaborates on the meaning of the command's output.
Scope All versions of FortiOS.
Solution

The command is often used to determine the memory status of a device during troubleshooting:

 

slab.jpg

 

In the above:

 

active_objs        <- Number of objects that are currently in use.

num_objs              <- Total number of allocated objects that are in use or not in use.

objsize                <- Size of objects in this slab (in bytes).

objperslab         <- Number of objects stored in each slab.

pagesperslab     <- Number of pages allocated for each slab.

 

Note that the slab value can be found with the following command:

 

get ha memory
MemTotal: 2040560 kB
MemFree: 937664 kB
Slab: 92448 kB