Mlt-mstr rplctn s mthd f dtbs rplctn whch llws dt t b strd by grp f cmptrs, nd pdtd by ny mmbr f th grp. ll mmbrs r rspnsv t clnt dt qrs. Th mlt-mstr rplctn systm s rspnsbl fr prpgtng th dt mdfctns md by ch mmbr t th rst f th grp nd rslvng ny cnflcts tht mght rs btwn cncrrnt chngs md by dffrnt mmbrs.
Mlt-mstr rplctn cn b cntrstd wth prmry-rplc rplctn, n whch sngl mmbr f th grp s dsgntd s th "mstr" fr gvn pc f dt nd s th nly nd llwd t mdfy tht dt tm. thr mmbrs wshng t mdfy th dt tm mst frst cntct th mstr nd. llwng nly sngl mstr mks t sr t chv cnsstncy mng th mmbrs f th grp, bt s lss flxbl thn mlt-mstr rplctn.
Mlt-mstr rplctn cn ls b cntrstd wth flvr clstrng whr pssv rplc srvrs r rplctng th mstr dt n rdr t prpr fr tkvr n th vnt tht th mstr stps fnctnng. Th mstr s th nly srvr ctv fr clnt ntrctn.
ftn, cmmnctn nd rplctn n Mlt-mstr systms r hndld v typ f Cnsnss lgrthm, bt cn ls b mplmntd v cstm r prprtry lgrthms spcfc t th sftwr.
Th prmry prpss f mlt-mstr rplctn r ncrsd vlblty nd fstr srvr rspns tm.