Apply the latest security updates and Oracle recommended patches on the Atlas production database services for offline. The patch deployment is rolling and the database services will be available during all the time, however some applications may experience session failures. Services which may be affected are: ATLAS_AMI, ATLAS_ATLOG, ATLAS_AUTHDB, ATLAS_COCA, ATLAS_CONFIG, ATLAS_COOLPROD, ATLAS_COOLWRITE, ATLAS_DA, ATLAS_DCS, ATLAS_DD, ATLAS_ELTRT, ATLAS_FRONTIER, ATLAS_GLANCE, ATLAS_HTMLDB, ATLAS_INTEGRATION, ATLAS_LARCALIB, ATLAS_LARGFR, ATLAS_LARGUS, ATLAS_LOG_MESSG, ATLAS_MDA, ATLAS_MDT_DCS, ATLAS_MUON, ATLAS_MUON_EC_ALIGN, ATLAS_MUON_RPC, ATLAS_MUONCERT, ATLAS_MUONCSC, ATLAS_OKS, ATLAS_OKSPROD, ATLAS_PVSSCONF_DCS, ATLAS_PVSSPROD, ATLAS_T0, ATLAS_TAGS_REGISTRY, ATLAS_TODO, ATLAS_TRT, ATLR_BACKUP ADCR_DQ2, ADCR_DQ2_LOCATION, ADCR_DQ2_TRACER, ADCR_PANDA, ADCR_PANDAMON, ADCR_PRODSYS, ADCR_DQ2_ACCOUNTING, ADCR_LFC Atlas downstream capture database for streaming to Tier 1s will also be patched at the same time.