Распакуй архив в папку ....\addons\booster.
Допиши в ....\addons\metamod\plugins.ini
win32 addons/booster/booster_mm.dll
В server.cfg оптимальные настройки:
booster_show_connmsg 2
booster_autofps 150
booster_minsleepms 5
booster_force_systicrate 0
booster_cpu_enabled 0
booster_cpu_spikemax 3
booster_cpu_spikelevel 75
booster_cpu_floor 50
booster_cpu_mminc 2
booster_cpu_quiettime 300
booster_cpu_mmmin 3
booster_cpu_mmmax 8
booster_lite_mode 3
booster_lite_extra_sleep_frequency 0