Tagged, Inc.Site ArchitectureMonitoring ConfigurationApachememcachedJavaExamplesOptimizing memcached efficiencyWeb loadJava performanceSARAOverviewAdvantagesOperationalUsersCustomizationsMetricsCustom graphsChallengesCentral collector unicast receiverServer RRD IOConclusionReuters Financial SoftwareGanglia in the QA EnvironmentMarket data overloadAnalysis and reproducing the problemValidating the solutionGanglia in a Major Client ProjectUpgrading takes too longAnalysis and studying the problemUsing Ganglia for the analysisResultsLumicall (Mobile VoIP on Android)Monitoring Mobile VoIP for the EnterpriseGanglia Monitoring Within LumicallImplementing gmetric4j Within LumicallLumicall: ConclusionWait, How Many Metrics? Monitoring at QuantcastReporting, Analysis, and AlertingHolt-Winters aberrance detectionGanglia as an Application PlatformBest PracticesUsing tmpfs to handle high IOPSSharding and instancingToolssnmp2gangliajson2gmetricsgmond plug-insRRD management scriptsDrawbacksNecessity of shardingRRD data consolidationCoordination over a WANExcessive IOPS for RRD updatesConclusionsMany Tools in the Toolbox: Monitoring at EtsyMonitoring Is MandatoryA Spectrum of ToolsEmbrace DiversityConclusion