How can I increase eRAB normal release?

Hi Experts,

I have low eRAB normal release in comparison with other region (same vendor).
How can I increase eRAB normal release?
Traffic is higher than others, however normal realese is less.
Vendor is Huawei.

How much the Inactivity Timer for this region?

It is 10, all of them.

Same MME for all of them?

Yes, they are in MME pool.

From MME side, is Inactivity Timer also 10?

And what about Drop Rate?

Yes
It is also high.

ERAB normal release include: user inactive + HO-outgoing + inter-RAT HO.
You can compare 3 components of normal release between 2 regions and find out which is most difference.

Intra freq handover has high difference.

What is your objective, reducing the Erab Drop Rate?
Why you want to increase “Erab Normal Releases”?

just reduce inactivity timer, you will get more normal release