503 (service unavailable) and not able to access - Red Hat ...

in A Box running with both tomcat and httpdX services . tomcat JVM log showing 500 error but after restart HTTPDX issue resolved. RedHat LearningCommunity AllcommunityThiscategoryThisboardKnowledgebaseUsers cancel Turnonsuggestions Auto-suggesthelpsyouquicklynarrowdownyoursearchresultsbysuggestingpossiblematchesasyoutype. Showingresultsfor  Searchinsteadfor  Didyoumean:  SignIn Help BrowseCommunityCommunityDiscussRedHatTechnologyGeneralPlatform&LinuxContainers,DevOps&OpenShiftCloud&OpenStackDeveloper&MiddlewareAutomation,Management&AnsibleStorageOtherRedHatLearningSubscriptionRedHatAcademyExploreRedHatLearningCommunityNewsCourse&ExamAnnouncementsSkillsPathsCertificationResourcesCommunityUpdatesRHLSResourcesLearnRedHatTrainingVideosExpertExtraVideos RedHatCommunity : Discuss : Developer&Middleware : 503(serviceunavailable)andnotabletoaccess... Options SubscribetoRSSFeed MarkTopicasNew MarkTopicasRead FloatthisTopicforCurrentUser Bookmark Subscribe PrinterFriendlyPage jeesshnasree FlightEngineer MarkasNew Bookmark Subscribe SubscribetoRSSFeed Permalink Print EmailtoaFriend ReportInappropriateContent ‎11-05-2019 10:10AM 3,512Views 503(serviceunavailable)andnotabletoaccesstheapplication HiAll, actuallyoneissuefaceddueto500errorsinApplicationJVMlog. exampleboxnameis=x.x.x.x(ABox), inABoxrunningwith bothtomcatandhttpdXservices. tomcatJVMlogshowing500errorbutafterrestartHTTPDXissueresolved. Application(tomcat)JVMnotrestartbutwithoutissuesworkinggood(heretomcatJVMrunningwitholdtimestamp)andonlyrestartedHttpdX. actuallyinHttpdXerror.logcontainbelowinformation: [Time-Stamp][proxy:error][pid123:tid456](111)connectionrefused:AH00957:ajb:attempttoconnectX.X.X.X(ABoxIPaddress/localhost)failed.  [Time-Stamp][proxy:error][pid123:tid456]AH00959:X_proxy_connect_backeddisablingworkerforX.X.X.X(ABoxIPaddress/localhost)for60s.  [Time-Sramp][proxy:error][pid123:tid456]AH00940:apj:disabledforX.X.X.X(ABoxIPaddress/localhost).  CurrentlyIdon'tthelogs. boxdetails:OperatingSystem:Linux6.x,HTTPD:2.4.6,tomcat:8,DB:oracle11g.  couldyoupleaseletmeprovidesolutionforfixwithoutrestartHttpdX. Ihopeexplainedissueclearly. ifpossible,kindlysharethecauseoftheissue. regards,jeesshnasree   Labels(1) Labels 503 0 Kudos Share Jointhediscussion Allforumtopics PreviousTopic NextTopic 2Replies flozano Moderator MarkasNew Bookmark Subscribe SubscribetoRSSFeed Permalink Print EmailtoaFriend ReportInappropriateContent ‎11-07-2019 12:47AM 3,495Views Re:503(serviceunavailable)andnotabletoaccesstheapplication Wewouldneedmuchmoredetailedinformationtobeabletohelpyou,forexamplethecompletenamesandversionnamesforyoursoftware.Thereisnosuchthingas"Linux6.x"IassumeyoumeanRHEL6.xbutwhatis"x"?Andwhatabout"httpdX"whatitmeans? Thelogmessagesseemtoindicatethatyouhttpdinstanceisrunningamod_jkconnector,butitcouldberunningothermodulesthatprovideAJPconnectivitytoTomcat.Therearemanynetworksettingsfrombothhttpdandtomcatthatneedtomatch,elseyouwouldseetheseerrors. Someonewouldneeddetailsaboutyourserverandnetworktopolityandseethehttpandtomcatconfigurationfilestosuggestpotentialfixes.Thesefixeswouldprobablyrequireretartinghttpd. Itcouldalsobethatafirewallisblockingtrafficbetweenyourhttpdandtomcatinstances.Eveniftheyareonthesameserver,theyarestillsubjecttokernelfirewallrulesandSELinux. IfyouhaveaRHELsubscription,youcouldopenasupportrequest.Thatwouldtheeasiestpath. 0 Kudos Share Reply Loading... ARSHAD_AZIZ Cadet MarkasNew Bookmark Subscribe SubscribetoRSSFeed Permalink Print EmailtoaFriend ReportInappropriateContent ‎11-26-2019 12:01PM 3,414Views Re:503(serviceunavailable)andnotabletoaccesstheapplication AspertheproblemdescriptionandthelogsofHttpd,itisevidentthat connectionpoolworkertothebackendserverisintheerrorstateandbydefault,Httpdwillnotforwardanyrequeststothatserveruntilthetimeoutexpires(defaultis60seconds).Youcantrytosetthefollowing,toavoidthissituation,inProxyPass.ProxyPass/ http://: retry=0Inyourcase,error500andcouldbeduetosomeotherreasonsandhenceyouneedtocheckaccesslogonbothHttpdandApacheTomcattomaptheresponsecodeforthesamerequest. 0 Kudos Share Reply Loading... Jointhediscussion Youmustlogintojointhisconversation. Populartopicsinthiscategory JoinourEarlyAccessSlackchannelforournewKafkacourse! whataretheassignmentsthecompanygiveinthefirstthreeyearsofourjobinjbosstool WhenwouldtheexambasedonRedHatFuse7.10andOpenShift4beannounced? ExamEX378supplieddocumentation Featured Technologies Newsroom WhyTrain? Training&Certification RedHatServices Courses&Exams LearningSubscription Tools TestyourSkills ContactTraining GetRedHatSupport RedHat LearningCommunity Acollaborativelearningenvironment,enablingopensourceskilldevelopment. Copyright?2022RedHat,Inc. Privacypolicy Termsofuse