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Welcome to the 1 web CERN DB blog Private (restricted access) Available Information ServiceDocuments PostMortems Introduction to the DB blog...
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This page has been migrated to: for admins (DB IT): https://oracle admin guide.web.cern.ch/oracle admin guide/data pump tool/dptool installation.html...
Database storage incident Description After a network cable replacement on the database storage, part of the Database on Demand instances lost access to the specific...
ATLAS Online database not accessible from the ATLAS Technical and Coordination Network (ATCN) Description The ATLAS Online Database (ATONR) is was accessible from...
Postmortems for Service Incidents Please use the PostMortemTemplate. Link Date (of incident) Brief Description Follow up implemented? Owner...
Developing Oracle RESTful Services This tutorial will guide you through the process of creating a simple RESTful Service to GET some data from a database. Then we...
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RAC52 storage issue Description Database services running on RAC52 were in general unavailable to users. In some cases existing connections were working but no new...
RAC51 storage switch extension outage Description Planned intervention to add additonal storage switches to RAC51 resulted in a major service outage. All AIS services...
Cinder database restored from backup Description The Cinder database hosted in the DBOD OpenStack CRS was relocated to the second node of the cluster, generating...
CHANGE ME TITLE describing the incident (not the underlying problem that caused the incident) Description CHANGE ME Brief (a few lines) introducing the incident...
Qualiac and other long term export files deleted from TSM Description Because of deletion request sent to TSM team, apart from old and not used filesystem backup...
CMSR External Access Restrictions The CMSR database is currently open on CERN central firewall for the port 10121 Oracle`s listener port allowing applications...
CHANGE ME TITLE describing the incident (not the underlying problem that caused the incident) Description CHANGE ME Brief (a few lines) introducing the incident...
FTS3 database down due to a hardware problem Description FTS3 connectivity loss during weekend. Impact FTS3 users unable to connect to the database. Any application...
DBoD VOMS database unavailable Description The DBoD VOMS database was unavailable on Saturday 18th October from 05:54 to 17:10. Impact CERN VOMS server not...
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Multiple node restarts after power cut Description Several databases have been affected following the power issue (cf the CF C5 report) of 24 servers in RAC50/barn...
GoldenGate Installation (12c) Notes Based on instruction : a href `http://docs.oracle.com/goldengate/1212/gg winux/GIORA.pdf` title `http://docs.oracle.com...
ADCR ADG RAC7 database suffered from multiple block corruptions after disk failures Description In the last 2 weeks of December 2013 we have observed multiple read...
Database services unavailable or degraded after network intervention Description Some database services were unavailable or degraded as a side effect of the network...
Performance problems on the Opendays ticketing application infrastructure Description From August 15th to August 20th, the Opendays ticketing application infrastructure...
ACCLOG activity suspended due to outage of one NAS Filer. Description Database activity in ACCLOG became suspended when the NFS access to one of the filers was cut...
DB outage caused by problems in filer dbnasr1132 Description Several databases (PDBR,LHCBR,ATLR,ATONR,SUSI TEST,ZORA TEST,TIM DB) remained in a `suspended` state...
July 2013 CPU Patching Schedule Dev/Test databases: Week: 19 23 August 20.08 Tue, 09:00 12:0020.08 Tue, 14:00 17:0021.08 Wed, 9:00 12:0021.08 Wed, 14:00 17:...
Logging to Session Manager In order to be able to use Session Manager, you need to log in using your NICE credentials. The integration with CERN SSO will be implemented...
ADCR database suffered from lost writes Description In the period of 9th November 2012 to 15th January 2013 ADCR production database has suffered from several lost...
SIR application not displaying correctly (missing static resources) Description The static content of the SIR application was not displayed correcly. This problem...
OVM hypervisor pool reboot This post mortem is work in progress! Description CHANGE ME Brief (a few lines) introducing the incident. Focus on what the end users...
ACCLOG frozen instance 2, LHCLOGDB service unavailable Description ACCLOG instance number 2 was inaccesible due to memory problem. Service LHCLOGDB running on this...
Storage intervention affecting severely OVM infrastructure Description A clean up action on the storage affected several production volumes used by production OVM...
IT DB Virtualisation Infrastructure degraded Description A pool of 19 OracleVM hypervisors locate at SafeHost, hosting various production AIS application servers...
Issues with ATLARC DB following the power cut at CERN CC Description The ATLAS archive DB (ATLARC) could not be restarted following the power cut at CERN CC on 18th...
Storage upgrade on NetApp Vault clusters. Description As recommended by Netapp support and following its procedure an upgrade has been tried on 2 storage clusters...
ATLAS offline production database (ATLR) high load Description Atlas offline DB, ATLR, suffered high load and instance reboots during the nights of 11th and 12th...
LHCBR database got stuck Description LHCB offline production database (LHCBR) hung completely following a disk failure Impact The database was not available to...
LCGR extended downtime during db upgrade to 10.2.0.5 Description The LCGR database was down on Tuesday 25.01 from 09:30 to 17:00 due to the problems encountered during...
Replication for ATLAS conditions and LHCB conditions to SARA stopped Description The database at SARA was unavailable since a storage corruption issue on 18.08....
Database issues during patching, May 31st 2010 June 2nd 2010 Description Several issues observed/discovered during the patching of different databases. Some issues...
AISLogin not available Description One connection out of two to AISLogin and all the websites served by the application server ias ais03 prod ( aismedia.cern.ch...
Accelerator databases unavailability Description Accelerator databases (acclog, acccon, accmeas, eniaar, laser, tim, zora, susi, encvorcl) could not be accessed from...
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ACCelerators LOGging (ACCLOG) database blocked due to lack of space in archivelog area Description Due to lack of space in the archive log area, ACCLOG, an Oracle...
TWeeder info for DB Total Number of topics: 128 1 Topics updated during the last 7 days Days Web Topic Date S7 DB DevelopingOracleRestfulServices...
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