[NamBank]

Hi all SA-MP community Currently my server load object is very slow and the problem is my ackslimit is 8000 but lag still has way to fix it, below is the whole server.cfg of My server, somebody please give me the solution
[10/06/2017 13:59:28] [warning] client exceeded 'ackslimit' 27.70.186.20:60132 (9862) Limit: 8000/sec
announce 0
query 1
chatlogging 0
weburl www.forum.gta-rp.vn
onfoot_rate 40
incar_rate 40
weapon_rate 40
stream_distance 300.0
stream_rate 1000
maxnpc 0
logtimeformat [%d/%m/%Y %H:%M:%S]
language Vietnamese
mapname SF/LS
rcon 0
lagcompmode 1
ackslimit 8000