Dynamic Virtualization

S-lvl vrtlztn s n prtng systm (S) vrtlztn prdgm n whch th krnl llws th xstnc f mltpl sltd sr spc nstncs, ncldng cntnrs (LXC, Slrs Cntnrs, X WPRs, HP-X SRP Cntnrs, Dckr, Pdmn), zns (Slrs Cntnrs), vrtl prvt srvrs (pnVZ), prttns, vrtl nvrnmnts (Vs), vrtl krnls (DrgnFly BSD), nd jls (FrBSD jl nd chrt). Sch nstncs my lk lk rl cmptrs frm th pnt f vw f prgrms rnnng n thm. cmptr prgrm rnnng n n rdnry prtng systm cn s ll rsrcs (cnnctd dvcs, fls nd fldrs, ntwrk shrs, CP pwr, qntfbl hrdwr cpblts) f tht cmptr. Prgrms rnnng nsd cntnr cn nly s th cntnr's cntnts nd dvcs ssgnd t th cntnr. n nx-lk prtng systms, ths ftr cn b sn s n dvncd mplmnttn f th stndrd chrt mchnsm, whch chngs th pprnt rt fldr fr th crrnt rnnng prcss nd ts chldrn. n ddtn t sltn mchnsms, th krnl ftn prvds rsrc-mngmnt ftrs t lmt th mpct f n cntnr's ctvts n thr cntnrs. Lnx cntnrs r ll bsd n th vrtlztn, sltn, nd rsrc mngmnt mchnsms prvdd by th Lnx krnl, ntbly Lnx nmspcs nd cgrps. lthgh th wrd cntnr mst cmmnly rfrs t S-lvl vrtlztn, t s smtms sd t rfr t fllr vrtl mchns prtng n vryng dgrs f cncrt wth th hst S, sch s Mcrsft's Hypr-V cntnrs. Fr n vrvw f vrtlztn snc 1960, s Tmln f vrtlztn tchnlgs.