集群管理工具ppt课件.ppt

集群管理工具C3 1 ClusterCommand Control C3 ToolSuite asuiteofclustertoolscexeccommandexecutioncget cpush crmfiledistributionandgatheringckillprocessterminationcshutdownremoteshutdownandrestart 2 InstallationofC3 REQUIREDSOFTWARERsync SSH orOpenSSH Python andPerlDownloadtarzxvfc3 4 0 1 tar tar Install c3 3 C3configuration explicitly file hImplicitlyThedefaultclusterdefinitionfile etc c3 conf 4 C3configuration clusterlocal htorc 00 node0 headnodenode 01 64 computenodesnode1 node2 node64 clusterlocal htorc 00 node0 headnodenode0 1 9 computenodesnode01 node09node 10 64 computenodesnode10 node64 5 C3configuration Thefirstclusterintheconfigurationfileisdefaultcluster 6 cexec s Autilitythatexecutesagivencommandstringoneachnodeofaclustercexec s OPTIONS MACHINEDEFINITIONS commandcexecistheparallelversionandcexecsistheserialversion 7 OPTIONS help hdisplayhelpmessage file falternateclusterconfigurationfileifoneisnotsuppliedthen etc c3 confwillbeused iinteractivemode askoncebeforeexecuting allexecuteonallthenodesinalltheclustersinthec3 conffile notethisignoresthe MACHINE DEFINITIONS block headexecutecommandonheadnode doesnotexecuteoncomputenodes 8 GENERAL 1 Tosimplyexecuteacommandonthedefaultclustercexecmkdirtempthiscreatesadirectorynamedtempinyourhomedirectory2 Toexecuteacommandonasubsetofnodesonthedefaultclustercexec 2 6ls lthisexecuteslswiththe loptiononnodes2 3 4 5 6 9 GENERAL 3 ToexecutecommandsonaclustercexecC1 ls lthisexecuteslswiththe loptiononallthenodesinC1cexecC1 0 1 3ls lthisexecuteslswiththe loptiononC1 S1 C1 S2 C1 S4 10 GENERAL 4 ToexecutecommandsonalistofclusterscexecC1 C2 ls lthisexecuteslswiththe loptiononallthenodesinbothclusterscexecC1 0 1C2 2 3ls lthisexecuteslswiththe loptiononC1 S1 C1 S2 C2 S3 C2 S4 11 GENERAL 5 Quotepositionisimportantcexec ps aux greproot willexecutepsoneachnode grepforrootthere sorttheoutput anddisplayitonthescreencexecps aux greprootwillexecutepsoneachnode sorttheoutput grepoutallthelineswithroot andonlydisplaythoselinestothescreen 12 cpush Autilitytopushfilesfromthelocalmachinetothenodesinyourclustercpush OPTIONS MACHINEDEFINITIONS source target 13 OPTIONS help h file f i all head l listlistoffilestopush nolocalthesourcefileordirectoryliesontheheadnodeoftheremotecluster blind bpushestheentirefile normallycpushusesrsynctopushchangesandthenrebuildsthefileonthetargetnode 14 GENERAL 1 Tomoveasinglefilecpush home filename home 2 Tomoveasinglefile renamingthatfileontheclusternodecpush home filename1 home filename23 Tomoveasetoffileslistedinafilecpush list home filelistThefilelistisasinglefileperlinethefirstcolumnbeingthesourcethesecondbeingthetargetifnotargetisspecifieditisassumedtobethesameasthesource 15 cget Autilitythatretrievesaspecifiedfilefromeachnodeofaclusterandplacesitintothespecifiedtargetdirectorycget OPTIONS MACHINEDEFINITIONS source target 16 OPTIONS help h file f i all head 17 GENERAL 1 Toretrieveafilefromthedefaultclustercget tmp file12 Toretrieveafilefromasubsetofnodesonthedefaultclustercget 2 6 tmp output home user1 data 3 Toretrieveafilefromalistofclusterscgetcluster1 cluster2 tmp output 18 crm Autilitythatdeletesfilesfromeachclusternodecrm OPTIONS MACHINEDEFINITIONS pattern 19 OPTIONS help h file f i all head r Rrecursivedelete vverbosemode oforcedelete equivalentto finrm 20 GENERAL 1 Toremoveasinglefilefromthedefaultclustercrmfilename2 Toremoveseveralfilesonmultipleclusterscrmcluster2 2 6cluster3 obj thisremoves objfromallofcluster3annodes2 3 4 5 and6fromcluster2 21 ckill autilitytheruns kill oneachnodeofaclusterforaspecifiedprocessnameckill OPTIONS MACHINEDEFINITIONS process name 22 OPTIONS help h file f i all head signal ssignaltosendprocess user ualternateprocessowner rootonly 23 GENERAL 1 Tokillaprocess nosignalsent ckilla outThiskillseveryprocessnameda outthattheuserowns2 Toexecuteacommandonasubsetofnodesonthedefaultcluster withsignal9 ckill s9 2 6daemonThissendstotheprocessnameddaemonthe9signalonnodes2 3 4 5 6 24 GENERAL 3 Tokillaprocessonalistofclusterswithanalternateuserckill usgrundycluster1 cluster2 a outThiskillstheprocessnameda outonallthenodesinbothclustersthatareownedbyuserthe uoptionisonlyvalidforroot4 Tokillallprocessesofagivennameonalistofclustersckill uALLcluster1 cluster2 a outThiskillstheprocessnameda outonallthenodesinbothclusters ALL isareservednamemeaningallusersonasystem 25 cshutdown Autilitythatrunsshutdownoneachclusternodecshutdown OPTIONS MACHINEDEFINITIONS ttime warning message 26 OPTIONS help h file f i all head tsecTellinit 8 towaitsecsecondsbetweensendingprocessesthewarningandthekillsignal beforechangingtoanotherrunlevel kDon treallyshutdown onlysendthewarningmessagestoeverybody rrebootaftershutdown HHaltaftershutdown 27 OPTIONS aUse etc shutdown allow sFSkipfsckonreboot FForcefsckonreboot cCancelanalreadyrunningshutdown onrebootreboottospecifiedlilolabel 28 GENERAL 1 Toshutdownthedefaultcluster cshutdown t0Shutsdownthenodesimmediately2 toreboottheclustertoanotherlilolabelcshutdown onrebootw2k0rebootingtowindows2000now Thiscommandtellstoreboottowindows20003 Toshutdownseveralclusterscshutdown kcluster1 cluster2 t5systemgoingdownforupdatesThiswilltellshutdowntosendthefollowingmessagebutnotreallyshutdown 29 cname Autilitythatreturnsthenodenamesspecifiedbytherangespecifiedonthecommandlinecname OPTIONS MACHINEDEFINITIONS 30 OPTIONS help h file f all 31 GENERAL 1 Tosearchthedefaultcluster cname 0 5Thisprintsthenodenamesoneperline2 Tosearchspecificclusterscnamecluster1 cluster2 4 8Thisprintsthenodenamesonperline 32 cnum Autilitythatreturnsanodeindexfromthegivencluster s andanamecnum OPTIONS MACHINEDEFINITIONS node name1 node name2node