[help]How setting The charsave files size more than 8k(8192)

My English Is Not Good.
I have My own PVPGN+D2GS server.  and play with my firends.
I mod big stash、charbag and the transmute box.
If the Items is too much,and the Charsave file big than 8k,then offline and online will lost some Items.

and I find some fix 8k patch in client side D2Game.dll。。If I use it on Server，It will get some error.

so,Can somebody help me? Thank you.