If you are using EQEmu you can go into its options and set eq to use only one core. It will stay that way for future play sessions as well.
Edit: Side note, eq really doesn't need more than one core, you won't run into issues.
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"It may be a touch unlady-like, but I'm-a crush you I am!"
Stryzika (Nec) - Red, Talcya (Clr) - Red; Tizoxa (Nec) - Blue, Ocura (Mag) - Blue |