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1、AnalyzingLogAnalysis:AnEmpiricalStudyofUserLogMiningS.AlspaughBeidiChenJessicaLinUCBerkeleyUCBerkeleyUCBerkeleyArchanaGanapathiMartiA.HearstRandyKatzSplunkInc.UCBerkeleyUCBerkeleyAbstractrecordedfromacommercialdataanalyticssystemcalledSplunk.OnechallengeisthatloggedsystemeventsareWepresentanin-dept
2、hstudyofover200Kloganalysisnotanidealrepresentationofhumanloganalysisactiv-queriesfromSplunk,aplatformfordataanalytics.Usingity[3].Loggingcodeistypicallynotdesignedtocapturethesequeries,wequantitativelydescribeloganalysisbe-humanbehavioratthemostefficaciouslevelofgranu-haviortoinformthedesignofanalys
3、istools.Thisstudylarity.Evenifitwere,recordedeventsmaynotreflectincludesstatemachinebaseddescriptionsoftypicalloginternalmentalactivities.Tohelpaddressthisgap,weanalysispipelines,clusteranalysisofthemostcommonsupplementthereporteddatawithresultsofasurveyoftransformationtypes,andsurveydataaboutSplunku
4、serSplunksalesengineersregardinghowSplunkisusedinroles,usecases,andskillsets.Wefindthatloganal-practice.ysisprimarilyinvolvesfiltering,reformatting,andsum-Inouranalysis,weexaminequestionssuchas:Whatmarizingdataandthatnon-technicalusersincreasinglytransformationsdousersapplytologdatainordertoneeddatafr
5、omlogstodrivetheirdecisionmaking.Weanalyzeit?Whatarecommonanalysisworkflows,asconcludewithanumberofsuggestionsforfuturere-describedbysequencesofsuchtransformations?Whatsearch.dosuchworkflowstellus,qualitatively,aboutthenatureTags:loganalysis,querylogs,usermodeling,Splunk,ofloganalysis?Whoperformslogan
6、alysisandtowhatusersurveysend?Whatimprovementsdoweneedtomaketoanalysistools,aswellastotheinfrastructurethatlogsactivitiesfromsuchtools,inordertoimproveourunderstanding1Introductionoftheanalysisprocessandmakeiteasierforuserstoextractinsightsfromtheirdata?Theanswerstothesequestionssupportapictureoflog
7、Loganalysisistheprocessoftransformingrawlogdataanalysisprimarilyasataskoffiltering,reformatting,andintoinformationforsolvingproblems.Themarketforsummarizing.Muchofthisactivityappearstobedataloganalysis
