Video: Dab tsi yog pawg hauv Redhat Linux?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Red Hat Cluster Suite (RHCS) yog ib qho kev sib koom ua ke ntawm cov khoom siv software uas tuaj yeem siv tau rau hauv ntau qhov kev teeb tsa kom haum rau koj cov kev xav tau rau kev ua tau zoo, muaj peev xwm ua tau zoo, sib npaug ntawm kev thauj khoom, scalability, sib faib cov ntaub ntawv, thiab kev lag luam.
Hais txog qhov no, dab tsi yog pawg hauv Linux?
A Linux pawg yog ib qho kev sib txuas ntawm array Linux cov khoos phis tawj lossis cov nodes uas ua haujlwm ua ke thiab tuaj yeem saib thiab tswj tau ua ib qho system. Ib lub server pawg yog ib pab pawg ntawm cov servers txuas uas ua haujlwm ua ke los txhim kho kev ua haujlwm ntawm lub cev, kev sib npaug ntawm cov khoom siv thiab kev pabcuam muaj.
Dab tsi yog pacemaker hauv Linux pawg? Pacemaker yog qhov muaj txaus Pawg Tus Thawj Saib Xyuas Kev Pabcuam (CRM) uas tuaj yeem siv los tswj cov peev txheej, thiab xyuas kom meej tias lawv tseem muaj nyob rau hauv qhov xwm txheej ntawm cov node tsis ua haujlwm.
Yog li ntawd, Corosync yog dab tsi hauv Redhat Cluster?
Corosync yog ib qho opensource pawg cav uas sib txuas lus nrog ntau yam pawg nodes thiab hloov kho cov pawg cov ntaub ntawv database (cib. xml) nquag. Hauv yav dhau los redhat pawg tso tawm, "cman" yog lub luag haujlwm rau pawg kev sib txuas lus, kev xa xov thiab kev ua tswv cuab muaj peev xwm.
Muaj pes tsawg hom pawg nyob hauv Linux?
Yeej muaj 3 yam ntawm pawg, Fail-over, Load-balancing thiab HIGH Performance Computing, feem ntau deployed sawv daws yuav yog pawg Failover thiab Load-balancing Cluster.
Pom zoo:
Dab tsi yog qhov sib txawv ntawm pab pawg cov ntaub ntawv thiab cov ntaub ntawv tsis yog pawg?
Ob leeg yog cov ntaub ntawv muaj txiaj ntsig ntawm cov ntaub ntawv tab sis qhov sib txawv ntawm lawv yog cov ntaub ntawv tsis muaj ntaub ntawv yog rawdata. Qhov no txhais tau hais tias nws nyuam qhuav tau sau tab sis tsis txheeb rau hauv ib pawg lossis cov chav kawm. Ntawm qhov tod tes, groupeddata yog cov ntaub ntawv uas tau teeb tsa ua pawg los ntawm cov ntaub ntawv nyoos
Dab tsi yog qhov txawv ntawm cov pab pawg thiab cov pab pawg tawm?
Nyob rau hauv sociology thiab kev puas siab puas ntsws, ib pab pawg neeg yog ib pawg neeg sib raug zoo uas tus neeg puas siab puas ntsws qhia tias yog ib tug tswv cuab. Los ntawm qhov sib txawv, ib pab pawg tawm yog ib pawg neeg sib raug zoo uas ib tus neeg tsis txheeb xyuas
Dab tsi yog qhov txawv ntawm ib pawg kev ruaj ntseg thiab pab pawg faib khoom?
Pawg Kev Ruaj Ntseg-Cov pab pawg siv los tiv thaiv kev nkag mus rau hauv kev siv network los ntawm kev tso cai; lawv kuj tuaj yeem siv los xa email. Distribution Groups-Cov pab pawg uas tsuas yog siv tau los xa email xwb; lawv muaj kev koom tes ruaj khov uas tsis tuaj yeem siv los nkag mus rau cov peev txheej network
Pawg pawg yog dab tsi?
Hom Quorum Modes Quorum Mode Description Node Feem Ntau • Tsuas yog cov nodes hauv pawg muaj kev pov npav • Pawg tswj hwm thaum ntau tshaj ib nrab ntawm cov nodes nyob online Node thiab Disk Feem ntau • Cov nodes hauv pawg thiab cov pov thawj disk muaj pov npav • Pawg yog khaws cia thaum ntau tshaj li ib nrab ntawm cov pov npav online
Lub luag haujlwm ntawm pawg pawg yog dab tsi?
Ua haujlwm nrog Lub Luag Haujlwm hauv Failover Cluster Manager. Txhua lub tshuab virtual muaj ntau tau suav tias yog lub luag haujlwm hauv Failover Clustering terminology. Lub luag haujlwm suav nrog cov khoom tiv thaiv nws tus kheej nrog rau cov txheej txheem siv los ntawm Failover Clustering rau kev teeb tsa thiab lub xeev cov ntaub ntawv hais txog cov khoom tiv thaiv