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NGI Site Tier Start End Severity Classification Description EndPoints Link
NGI_UA UA-PIMEE TIERNA 2025-05-08 23:30 2027-05-08 12:00 OUTAGE SCHEDULED Downtime untill our Victory
ROC_Canada CA-WATERLOO-T2 TIERNA 2025-08-15 15:00 2025-10-01 03:00 OUTAGE UNSCHEDULED Site is being reinstalled from scratch on new resources
NGI_IT CNR-ILC-PISA TIERNA 2025-08-31 15:00 2025-09-30 15:00 OUTAGE SCHEDULED Upgrade farm to AlmaLinux
NGI_DE FZK-LCG2 TIER1 2025-09-24 06:00 2025-10-06 06:31 OUTAGE SCHEDULED System updates
NGI_FRANCE IN2P3-CPPM TIER2 2025-09-15 16:00 2025-10-08 07:33 OUTAGE SCHEDULED update and rebuilding site
NGI_CH CSCS-LCG2 TIER2 2025-09-22 07:00 2025-09-30 18:00 WARNING SCHEDULED Software upgrade of compute nodes and ARC endpoints
NGI_NDGF FI_HIP_T2 TIER2 2025-09-19 08:00 2025-10-19 08:00 OUTAGE SCHEDULED Complete update of the computing nodes to Almalinux
NGI_FRANCE IN2P3-CC TIER1 2025-09-29 06:00 2025-09-30 09:14 WARNING SCHEDULED Tape library maintenance
NGI_IT RECAS-NAPOLI TIERNA 2025-09-29 08:00 2025-10-06 17:00 OUTAGE SCHEDULED Major upgrade of Data Center Cooling System
NGI_IT INFN-MILANO-ATLASC TIER2 2025-09-22 07:00 2025-09-30 16:54 OUTAGE SCHEDULED Upgrade of the server room cooling system
NGI_IT INFN-NAPOLI-ATLAS TIER2 2025-09-29 08:00 2025-10-07 18:00 OUTAGE SCHEDULED Major works on cooling
NGI_UK UKI-SCOTGRID-ECDF TIER2 2025-09-28 09:00 2025-10-06 13:00 OUTAGE SCHEDULED Delays in bringing equipment back online at ACF
NGI_UK UKI-SCOTGRID-GLASGOW TIER2 2025-09-29 08:00 2025-10-01 08:48 OUTAGE SCHEDULED Upgrading CE to ARC 7
NGI_FRANCE IN2P3-CC TIER1 2025-11-25 05:00 2025-11-25 18:00 OUTAGE SCHEDULED Quarterly scheduled site maintenance
EGI.eu GRIDOPS-GOCDB TIERNA 2025-10-01 14:00 2025-10-01 16:00 WARNING SCHEDULED These systems will be routinely patched and rebooted during this time. As such, they will be unavailable for approximately 15 minutes during this window.
NGI_CH CSCS-LCG2 TIER2 2025-10-06 06:00 2025-10-07 14:23 OUTAGE SCHEDULED Alps network reconfig
NGI_NDGF NDGF-T1 TIER1 2025-09-29 15:00 2025-10-03 15:00 WARNING UNSCHEDULED Some files are unavailable due to broken hardware.
NGI_IT CNR-ILC-PISA TIERNA 2025-09-30 15:00 2025-10-31 15:00 OUTAGE SCHEDULED Upgrade farm to AlmaLinux
NGI_DE FZK-LCG2 TIER1 2025-10-08 07:00 2025-10-08 11:00 OUTAGE SCHEDULED Security updates
NGI_CH CSCS-LCG2 TIER2 2025-10-02 08:00 2025-10-08 23:00 WARNING SCHEDULED Software upgrade of compute nodes and ARC endpoints
NGI_DE FZK-LCG2 TIER1 2025-10-10 15:00 2025-10-11 17:00 OUTAGE SCHEDULED Planned power outage of tape backend
NGI_DE FZK-LCG2 TIER1 2025-10-01 02:00 2025-10-01 08:02 OUTAGE UNSCHEDULED Squid downtime
NGI_DE DESY-HH TIER2 2025-10-01 12:00 2025-10-01 14:00 WARNING UNSCHEDULED gradually rolling out refactored job routing configurations on the CEs, should be transparent
CERN CERN-PROD TIER0 2025-10-07 08:00 2025-10-07 09:00 OUTAGE SCHEDULED CTA Service down during database intervention
AsiaPacific JP-KEK-CRC-02 TIERNA 2025-10-09 00:00 2025-10-09 02:30 WARNING SCHEDULED GHI stage/purge/migration are unavailable because of software update works. The data on disk cache will be accessible, the data only on tape will be inaccessible during the downtime.
NGI_CH CSCS-LCG2 TIER2 2025-10-02 08:00 2025-10-08 23:00 WARNING UNSCHEDULED Software upgrade of compute nodes and ARC endpoints
NGI_IT INFN-PISA TIER2 2025-10-06 03:00 2025-10-07 13:15 OUTAGE SCHEDULED Storage system maintenance intervention
NGI_UK UKI-SOUTHGRID-BRIS-HEP TIER2 2025-10-18 08:00 2025-10-18 20:00 WARNING SCHEDULED Site firewall hardware update
EGI.eu GRIDOPS-GGUS TIERNA 2025-10-08 08:00 2025-10-08 09:00 OUTAGE SCHEDULED GGUS maintenance and update
NGI_UK UKI-LT2-Brunel TIER2 2025-10-16 07:00 2025-10-16 11:00 OUTAGE SCHEDULED Firewall upgrade
ROC_Canada CA-WATERLOO-T2 TIERNA 2025-10-02 16:00 2025-11-01 03:59 OUTAGE UNSCHEDULED New site deployment continues
NGI_UK UKI-SCOTGRID-GLASGOW TIER2 2025-10-06 07:00 2025-10-07 11:11 OUTAGE SCHEDULED Upgrading CEs to ARC 7
EGI.eu GRIDOPS-GOCDB TIERNA 2025-10-07 08:00 2025-10-07 11:00 WARNING SCHEDULED These systems will be read-only during this window to facilitate the application of new WLCG scope tags as part of IMSCHM-317
NGI_IT RECAS-NAPOLI TIERNA 2025-10-06 16:00 2025-10-13 17:00 OUTAGE UNSCHEDULED Major upgrade of Data Center Cooling System
NGI_UK UKI-SCOTGRID-ECDF TIER2 2025-10-06 13:00 2025-10-13 13:00 OUTAGE UNSCHEDULED Downtime at site extended due to problems with networking equipment
NGI_NDGF NDGF-T1 TIER1 2025-10-07 11:00 2025-10-08 11:00 WARNING SCHEDULED Hardware repairs, some files may be unavailable.
NGI_IT INFN-NAPOLI-ATLAS TIER2 2025-10-07 18:00 2025-10-13 18:00 OUTAGE SCHEDULED Major works on cooling - extension
AsiaPacific INDIACMS-TIFR TIER2 2025-10-07 06:30 2025-11-30 17:30 OUTAGE UNSCHEDULED Recovering T2 services
NGI_IT INFN-MIB TIERNA 2025-10-07 14:00 2025-10-13 09:01 OUTAGE UNSCHEDULED services upgrade an test
NGI_IT INFN-TRIESTE TIERNA 2025-10-06 16:20 2025-10-07 15:45 OUTAGE UNSCHEDULED Power failure
NGI_FRANCE IN2P3-CPPM TIER2 2025-10-08 09:30 2025-10-09 10:00 OUTAGE UNSCHEDULED update and rebuilding site new downtime to activate storage
NGI_FRANCE IN2P3-CPPM TIER2 2025-10-09 10:00 2025-10-15 10:00 OUTAGE SCHEDULED update and rebuilding site new downtime to activate storage
NGI_UK UKI-LT2-QMUL TIER2 2025-10-09 13:00 2025-10-09 15:00 WARNING SCHEDULED update to arc 7
NGI_DE FZK-LCG2 TIER1 2025-10-08 11:00 2025-10-08 11:25 OUTAGE UNSCHEDULED Extension to previous storage downtime
NGI_DE DESY-ZN TIER2 2025-11-03 06:00 2025-11-04 08:00 OUTAGE SCHEDULED Electrical power maintenance
NGI_DE DESY-ZN TIER2 2025-11-04 08:00 2025-11-07 14:00 OUTAGE SCHEDULED Running on emergency power, no computing resources online during this time
NGI_UK UKI-SCOTGRID-GLASGOW TIER2 2025-10-13 07:00 2025-10-14 10:27 OUTAGE SCHEDULED Upgrading CE to ARC 7
NGI_NL NIKHEF-ELPROD TIER1 2025-10-13 08:00 2025-10-13 16:00 WARNING SCHEDULED Upgrade of frontier squids, one at a time, to alma 9
NGI_CH CSCS-LCG2 TIER2 2025-10-13 09:00 2025-10-17 18:00 WARNING SCHEDULED ARC migration
EGI.eu GRIDOPS-CheckIn TIERNA 2025-10-15 06:00 2025-10-15 06:15 OUTAGE SCHEDULED EGI Check-in Keycloak Update to version 22.0.13-1.23
NGI_DE FZK-LCG2 TIER1 2025-10-13 04:00 2025-10-29 16:00 OUTAGE SCHEDULED System updates
NGI_UK UKI-LT2-QMUL TIER2 2025-10-09 17:00 2025-10-10 10:00 WARNING UNSCHEDULED update to arcce07 take longer than expected
NGI_UK RAL-LCG2 TIER1 2025-10-13 07:30 2025-10-15 16:30 OUTAGE SCHEDULED ARC7 Upgrade
Russia JINR-T1 TIERNA 2025-10-13 07:00 2025-10-13 14:44 WARNING SCHEDULED tape library maintenance, buffer is not affected.
NGI_FRANCE IN2P3-CPPM TIER2 2025-10-28 05:00 2025-10-29 16:00 OUTAGE SCHEDULED power outage
NGI_UK UKI-LT2-QMUL TIER2 2025-10-10 11:10 2025-10-10 13:00 WARNING UNSCHEDULED upgrade to arcce07 not working properly
NGI_NL SARA-MATRIX TIER1 2025-10-27 07:00 2025-10-28 21:00 OUTAGE SCHEDULED Tape system maintenance
NGI_DE FZK-LCG2 TIER1 2025-11-10 06:00 2025-11-21 18:00 OUTAGE SCHEDULED Relocation of physical tape library.
ROC_LA SAMPA TIERNA 2025-10-13 12:00 2025-10-13 14:00 OUTAGE SCHEDULED network equipment replacement
NGI_IT INFN-NAPOLI-ATLAS TIER2 2025-10-13 18:00 2025-10-21 18:00 OUTAGE SCHEDULED Major works on cooling - extension
NGI_IBERGRID CIEMAT-LCG2 TIER2 2025-10-14 14:00 2025-10-14 18:00 OUTAGE SCHEDULED Update of our perimetral firewall
NGI_IT INFN-MIB TIERNA 2025-10-13 11:15 2025-10-16 00:00 WARNING UNSCHEDULED test on new service
NGI_IBERGRID CIEMAT-LCG2 TIER2 2025-10-14 18:00 2025-10-14 20:00 OUTAGE SCHEDULED Update of our perimetral firewall (extension of a previous downtime)
NGI_IT RECAS-NAPOLI TIERNA 2025-10-13 16:00 2025-10-15 17:00 OUTAGE UNSCHEDULED Major upgrade of Data Center Cooling System
NGI_UK UKI-SCOTGRID-ECDF TIER2 2025-10-13 13:00 2025-11-10 13:00 OUTAGE UNSCHEDULED Downtime at site extended due to problems with person-power
NGI_FRANCE IN2P3-CPPM TIER2 2025-10-15 10:00 2025-10-17 10:00 OUTAGE SCHEDULED update and rebuilding site new downtime to activate storage
NGI_UK RAL-LCG2 TIER1 2025-10-20 07:30 2025-10-22 15:00 OUTAGE SCHEDULED ARC7 Upgrade - ARC-CE01
NGI_UK RAL-LCG2 TIER1 2025-10-22 08:30 2025-10-23 15:01 OUTAGE SCHEDULED ARC7 Upgrade - ARC-CE02
NGI_UK RAL-LCG2 TIER1 2025-10-27 08:30 2025-10-29 16:00 OUTAGE SCHEDULED ARC7 Upgrade - ARC-CE03
NGI_UK RAL-LCG2 TIER1 2025-10-29 08:30 2025-10-31 16:00 OUTAGE SCHEDULED ARC7 Upgrade - ARC-CE04
EGI.eu GRIDOPS-SAM TIERNA 2025-10-21 08:00 2025-10-21 15:00 OUTAGE SCHEDULED Infrastructure maintenance
NGI_DE RWTH-Aachen TIER2 2025-10-20 06:00 2025-10-27 14:07 OUTAGE SCHEDULED OS migration
NGI_IT RECAS-NAPOLI TIERNA 2025-10-15 20:00 2025-11-07 17:00 WARNING UNSCHEDULED Major upgrade of Data Center Cooling System
NGI_DE LRZ-LMU TIER2 2025-10-16 09:07 2025-10-17 12:50 OUTAGE UNSCHEDULED emergency shutdown of the whole computing centre due to water inleakage
NGI_IT INFN-NAPOLI-ATLAS TIER2 2025-10-21 17:00 2025-10-31 17:00 OUTAGE SCHEDULED Major works on cooling - extension
iris.ac.uk IRISOPS-IAM TIERNA 2025-11-04 08:30 2025-11-04 09:00 WARNING SCHEDULED IRIS IAM Upgrade to v1.12.3 - 04 Nov 2025 (Tuesday) from 8:30-9:00 AM (Europe/London) - At-risk
NGI_FRANCE IN2P3-CPPM TIER2 2025-10-17 11:30 2025-11-03 10:00 OUTAGE SCHEDULED update and rebuilding site CPU
NGI_UK UKI-SOUTHGRID-RALPP TIER2 2025-10-29 23:01 2025-11-03 16:00 OUTAGE SCHEDULED Electrical Safety Work in the Data Centre
NGI_CH CSCS-LCG2 TIER2 2025-10-20 08:00 2025-10-24 08:46 WARNING SCHEDULED ARC migration
NGI_DE LRZ-LMU TIER2 2025-10-17 12:50 2025-10-20 14:23 OUTAGE UNSCHEDULED emergency shutdown of the whole computing centre due to water inleakage (CE only)
NGI_DE DESY-HH TIER2 2025-10-20 07:00 2025-10-20 09:43 WARNING UNSCHEDULED one ATLAS storage pool with hardware issues, all files on the affected pool are currently not accessible - under investigation
NGI_NL SARA-MATRIX TIER1 2025-10-20 11:00 2025-10-21 14:08 WARNING UNSCHEDULED Problems with a tape robot. Some tape files are currently unavailable.
NGI_DE DESY-HH TIER2 2025-10-20 09:45 2025-10-21 10:00 WARNING UNSCHEDULED one ATLAS storage pool with hardware issues, all files on the affected pool are currently not accessible - under investigation
NGI_IT INFN-MIB TIERNA 2025-10-24 14:00 2025-10-28 00:00 OUTAGE SCHEDULED power outage for maintenance of building electrical systems
NGI_NL NIKHEF-ELPROD TIER1 2025-10-21 13:00 2025-10-27 00:00 WARNING SCHEDULED Reinstalling ARC-CE dissel.nikhef.nl with HTCondor as the back-end
ROC_LA SAMPA TIERNA 2025-10-20 13:40 2025-10-22 01:40 OUTAGE UNSCHEDULED CVMFS Stratum 1 service is not updating revision of the repositories
NGI_NDGF NDGF-T1 TIER1 2025-10-23 11:00 2025-10-23 13:00 WARNING SCHEDULED Short interruptions as pools(HPC2N & Vega) are rebooted for firmware upgrades. Some Atlas and Alice data affected.
EGI.eu EGI-NOTEBOOKS TIERNA 2025-10-20 17:00 2025-10-20 17:05 WARNING UNSCHEDULED Disable RTC in Notebooks
NGI_FRANCE IN2P3-CC TIER1 2025-11-03 07:00 2025-11-03 12:00 OUTAGE SCHEDULED Update to squid 6
NGI_CH CSCS-LCG2 TIER2 2025-10-22 00:00 2025-10-22 10:11 OUTAGE UNSCHEDULED CLUSTER DOWN FIXING IN PROGRESS
ROC_LA SAMPA TIERNA 2025-10-22 07:30 2025-10-24 22:00 OUTAGE UNSCHEDULED CVMFS data exceeding the total data store
NGI_IBERGRID UAM-LCG2 TIER2 2025-10-24 00:00 2025-10-24 04:00 WARNING SCHEDULED Networking work of RedIris
NGI_PL NCBJ-CIS TIERNA 2025-10-24 07:00 2025-10-24 08:20 OUTAGE SCHEDULED dCache update
NGI_IT INFN-MILANO-ATLASC TIER2 2025-10-24 12:00 2025-10-24 16:00 OUTAGE SCHEDULED Storage system firmware upgrade
NGI_IT INFN-COSENZA TIERNA 2025-10-23 15:00 2025-10-23 17:12 OUTAGE UNSCHEDULED Network Storage Down
NGI_DE DESY-HH TIER2 2025-10-24 03:30 2025-10-24 16:00 WARNING UNSCHEDULED critical update on storage pools - should be mostly transparent, transfers might get interrupted
NGI_DE UNI-FREIBURG TIER2 2025-10-29 08:00 2025-10-29 15:43 OUTAGE SCHEDULED HTcondor, ARC, C/T upgrade
NGI_IBERGRID IFCA-LCG2 TIER2 2025-10-27 09:00 2025-10-28 00:00 OUTAGE SCHEDULED Annual Downtime Electrical Revision
NGI_DE mainz TIERNA 2025-10-27 10:00 2025-10-27 23:00 OUTAGE SCHEDULED Downtime for migration of file transfere server to RHEL9
NGI_IBERGRID pic TIER1 2025-10-28 06:00 2025-10-28 10:00 WARNING SCHEDULED Scheduled UPS Electrical Maintenance
NGI_IBERGRID ifae TIER2 2025-10-28 06:00 2025-10-28 10:00 WARNING SCHEDULED Scheduled UPS Electrical Maintenance
EGI.eu GRIDOPS-GOCDB TIERNA 2025-10-29 18:00 2025-10-29 21:00 OUTAGE SCHEDULED Due to maintenance of the primary JANET internet connection at RAL, these services are expected to be offline completely for 15 minutes to an hour during this window. Should the maintenance cause issues with these services, they may not be resolved until the next day.
EGI.eu GRIDOPS-GOCDB TIERNA 2025-10-29 21:00 2025-10-30 10:30 WARNING SCHEDULED Following the maintenance of the primary JANET internet connection at RAL, these services should be considered at risk during this window as any issues caused by the overnight maintenance may not be resolved until the following working day.
EGI.eu GRIDOPS-APEL TIERNA 2025-10-29 18:00 2025-10-29 21:00 OUTAGE SCHEDULED Due to maintenance of the primary JANET internet connection at RAL, these services are expected to be offline completely for 15 minutes to an hour during this window. Should the maintenance cause issues with these services, they may not be resolved until the next day.
EGI.eu GRIDOPS-APEL TIERNA 2025-10-29 21:00 2025-10-30 10:30 WARNING SCHEDULED Following the maintenance of the primary JANET internet connection at RAL, these services should be considered at risk during this window as any issues caused by the overnight maintenance may not be resolved until the following working day.
iris.ac.uk IRISOPS-IAM TIERNA 2025-10-29 18:00 2025-10-29 21:00 OUTAGE SCHEDULED Due to maintenance of the primary JANET internet connection at RAL, these services are expected to be offline completely for 15 minutes to an hour during this window. Should the maintenance cause issues with these services, they may not be resolved until the next day.
iris.ac.uk IRISOPS-IAM TIERNA 2025-10-29 21:00 2025-10-30 10:30 WARNING SCHEDULED Following the maintenance of the primary JANET internet connection at RAL, these services should be considered at risk during this window as any issues caused by the overnight maintenance may not be resolved until the following working day.
NGI_UK RAL-LCG2 TIER1 2025-10-29 18:00 2025-10-29 21:00 OUTAGE SCHEDULED Due to maintenance of the primary JANET internet connection at RAL, these services are expected to be offline completely for 15 minutes to an hour during this window. Should the maintenance cause issues with these services, they may not be resolved until the next da
NGI_UK RAL-LCG2 TIER1 2025-10-29 21:00 2025-10-30 10:30 WARNING SCHEDULED Following the maintenance of the primary JANET internet connection at RAL, these services should be considered at risk during this window as any issues caused by the overnight maintenance may not be resolved until the following working day.
ROC_LA SAMPA TIERNA 2025-10-25 01:30 2025-10-30 02:00 OUTAGE UNSCHEDULED CVMFS data exceeding the total data store
NGI_DE GoeGrid TIER2 2025-10-29 07:00 2025-10-29 14:18 OUTAGE SCHEDULED dCache update
NGI_SK IEPSAS-Kosice TIERNA 2025-10-25 03:00 2025-10-25 15:12 OUTAGE UNSCHEDULED Unexpected electrical cut
NGI_IT INFN-COSENZA TIERNA 2025-10-26 21:30 2025-10-28 23:00 OUTAGE UNSCHEDULED Chiller Down - Maintenance needed
NGI_IT INFN-COSENZA TIERNA 2025-10-27 21:30 2025-11-07 23:00 OUTAGE SCHEDULED Chiller Down - Maintenance needed
NGI_NDGF FI_HIP_T2 TIER2 2025-10-28 11:00 2025-10-28 21:59 WARNING SCHEDULED T2_FI_HIP: Complete update of the kale computing nodes to Almalinux
NGI_NDGF FI_HIP_T2 TIER2 2025-10-28 13:00 2025-11-28 23:59 WARNING SCHEDULED T2_FI_HIP: Complete update of the kale computing nodes to Almalinux
NGI_CH CSCS-LCG2 TIER2 2025-10-27 14:00 2025-10-28 11:06 OUTAGE UNSCHEDULED Slurm problems
NGI_UK RAL-LCG2 TIER1 2025-11-04 09:00 2025-11-04 11:00 OUTAGE SCHEDULED Tier1 Tape Service OS Maintenance
NGI_DE RWTH-Aachen TIER2 2025-10-30 07:00 2025-11-14 17:00 OUTAGE SCHEDULED OS migration
NGI_DE LRZ-LMU TIER2 2025-11-03 17:00 2025-11-04 16:00 OUTAGE SCHEDULED dCache major upgrades, firmware upgrades
NGI_IT CNR-ILC-PISA TIERNA 2025-10-31 15:00 2025-11-30 15:00 OUTAGE SCHEDULED Upgrade farm to Almalinux
NGI_IT INFN-MILANO-ATLASC TIER2 2025-10-30 14:00 2025-10-30 17:00 OUTAGE SCHEDULED Rack maintenance
NGI_IT INFN-NAPOLI-ATLAS TIER2 2025-10-31 17:00 2025-11-17 18:00 OUTAGE SCHEDULED Major works on cooling - extension
NGI_DE FZK-LCG2 TIER1 2025-10-30 13:00 2025-11-04 13:00 WARNING UNSCHEDULED Compute Farm reboot due to security updates
ROC_LA SAMPA TIERNA 2025-10-30 13:00 2025-11-05 13:00 OUTAGE UNSCHEDULED CVMFS data exceeding the total data store