[dud]

i have problem my server log is full with this

Код:

[15:26:29] [kill] Grand_Bernardo killed Edward_Hodson Nite Stick
[15:26:29] [kill] Americo_Gigs killed Edward_Hodson Nite Stick
[15:26:29] [kill] Sebastijan_Nix killed Edward_Hodson Nite Stick

it has more then 1000-2000 lines and its lag my server.. how to disable tihs to not print in my server log ?
.....
or what is the problem why this messages are printed in server log?