Cllbrtv vrtl nvrnmnts r sd fr cllbrtn nd ntrctn f pssbly mny prtcpnts tht my b sprd vr lrg dstncs. Typcl xmpls r dstrbtd smltns, 3D mltplyr gms, cllbrtv ngnrng sftwr, cllbrtv lrnng pplctns, nd thrs. Th pplctns r slly bsd n th shrd vrtl nvrnmnt. Bcs f th sprdng f prtcpnts nd th cmmnctn ltncy, sm dt cnsstncy mdl hv t b sd t kp th dt cnsstnt.
Th cnsstncy mdl nflncs dply th prgrmmng mdl f th pplctn. n clssfctn s ntrdcd n bsd n svrl crtr, lk cntrlzd/dstrbtd rchtctr, typ f rplctn, nd prfrmnc nd cnsstncy prprts. Fr typs f cnsstncy mdls wr dscrbd, cvrng th mst frqntly sd typs f cllbrtv vrtl nvrnmnt rchtctr:
Cntrlzd prmrs
ll prmry rplcs f ch dt tm rsds n th sm cmptr clld srvr.
dvntgs: cmplt srvr cntrl vr th scn
Dsdvntgs: prfrmnc s lmtd by th srvr cmptr
Dstrbtd prmrs
Prmry rplcs r dstrbtd mng th cmptrs.
dvntgs: hgh prfrmnc nd sclblty
Dsdvntgs: dffclt prgrmmng mdl, wkr cnsstncy
sd n: Dstrbtd ntrctv Smltn, Rp-3D,
Dt wnrshp
Prmrs r llwd t mgrt mng th cmptrs. Ths pprch s ftn clld systm wth trnsfrbl dt wnrshp.
dvntgs: mr flxblty cmprd t Dstrbtd Prmrs
Dsdvntgs: hgh mnt f wnrshp rqsts my lmt th systm prfrmnc
sd n: MSSV-3/HVK, Bl-c, C, SPLN
ctv rplctn
ctv rplctn ss pr-t-pr pprch whl ll rplcs r ql. slly, tmc brdcst s sd t dlvr pdts t ll f thm, ths thy r kpt synchrnzd.
dvntgs: cmplt scn synchrnztn (ql scn cntnt n ll cmptrs)
Dsdvntgs: th prfrmnc s lmtd by th slwst cmptr n th systm
sd n: ctv trnsctns, g f mprs, vng, DV