Due to technical and adminitrative issues the works for cooling upgrade were stopped. The date of conclusion is out of our control (it has been moved forward several times), so we set another long DT
NGI_DE
RWTH-Aachen
TIER2
2025-12-08 07:00
2026-01-30 23:00
OUTAGE
SCHEDULED
Configuration
NGI_NL
BelGrid-UCL
TIER2
2026-01-09 07:00
2026-01-15 17:00
OUTAGE
SCHEDULED
We need to make several major changes to our cluster: replace network switches, modify the network configuration on all grid service endpoints, and move several computing and storage servers from one rack to another.
NGI_SK
IEPSAS-Kosice
TIERNA
2026-01-20 07:30
2026-01-20 13:57
OUTAGE
SCHEDULED
dCache upgrade
ROC_Canada
CA-SFU-T2
TIERNA
2026-01-12 15:00
2026-01-13 05:19
OUTAGE
SCHEDULED
Downtime for a Lustre upgrade and all worker nodes NVME firmware upgrade
NGI_UK
UKI-NORTHGRID-MAN-HEP
TIER2
2026-01-12 08:00
2026-01-26 16:00
OUTAGE
SCHEDULED
Rack replacement
ROC_Canada
CA-WATERLOO-T2
TIERNA
2026-01-01 05:00
2026-03-07 04:59
OUTAGE
UNSCHEDULED
Site reconfiguration during new year continues
NGI_NDGF
FI_HIP_T2
TIER2
2026-01-08 10:00
2026-02-06 21:59
WARNING
SCHEDULED
T2_FI_HIP: Complete update of the kale computing nodes to Almalinux
AsiaPacific
JP-KEK-CRC-02
TIERNA
2026-01-14 00:00
2026-01-14 03:43
OUTAGE
SCHEDULED
Full service outage of fts.cc.kek.jp, including FTS server, REST, and Web Monitoring, due to software upgrade to v3.14 and backend DB migration from MariaDB 10.5 to MySQL 8.0
NGI_CH
T3_CH_PSI
TIERNA
2026-01-09 15:00
2026-01-12 15:00
OUTAGE
SCHEDULED
PSI Data Center Maintenance
NGI_NDGF
NDGF-T1
TIER1
2026-01-12 08:00
2026-01-12 15:00
WARNING
SCHEDULED
Couple dcache pools unavailable due to hardware replacement
NGI_UK
UKI-LT2-IC-HEP
TIER2
2026-01-13 09:00
2026-01-14 14:54
OUTAGE
SCHEDULED
HTCondorCE upgrade
NGI_NDGF
NDGF-T1
TIER1
2026-01-13 08:40
2026-01-13 15:00
WARNING
SCHEDULED
Couple dcache pools unavailable due to hardware replacement - Supermicro technician rescheduled
NGI_DE
UNI-BONN
TIERNA
2026-01-14 00:00
2026-06-01 00:00
OUTAGE
SCHEDULED
No jobs running: no APEL reports for now from UNI-BONN
NGI_UK
UKI-LT2-QMUL
TIER2
2026-01-12 15:20
2026-01-13 17:00
OUTAGE
UNSCHEDULED
host cert out of date
NGI_DE
LRZ-LMU
TIER2
2026-01-21 22:00
2026-01-22 03:22
OUTAGE
SCHEDULED
dCache major upgrades
NGI_NDGF
NDGF-T1
TIER1
2026-01-14 07:30
2026-01-14 10:30
OUTAGE
SCHEDULED
Power maintenance. All Bluegrass services down.
NGI_NDGF
NDGF-T1
TIER1
2026-01-14 07:30
2026-01-14 10:30
WARNING
SCHEDULED
Power maintenance in computer room in Linköping/NSC. Some Atlas and Alice data unavailable for a few hours.
NGI_NL
SARA-MATRIX
TIER1
2026-01-13 08:15
2026-01-13 11:29
OUTAGE
UNSCHEDULED
Tape system downgrade. The current software version contains a bug that impacts availability for users, so we are downgrading to a previous, more stable version.
NGI_NDGF
NDGF-T1
TIER1
2026-01-13 08:32
2026-01-14 08:30
OUTAGE
UNSCHEDULED
Unscheduled power outage. System down until the scheduled power outage tomorrow is complete...
EGI.eu
GRIDOPS-MSG
TIERNA
2026-01-15 08:00
2026-01-15 08:30
WARNING
SCHEDULED
disable the url key parameter authentication mechanism for AMS (https://jira.egi.eu/projects/IMSCHM/issues/IMSCHM-325)
NGI_CZ
CESNET-MCC
TIERNA
2026-02-01 00:00
2026-03-31 23:59
OUTAGE
SCHEDULED
CESNET-MCC decommissioning till cloud site is fully suspended in GOC, see GGUS-Ticket-ID: #1001543 for more information
NGI_UK
RAL-LCG2
TIER1
2026-01-29 08:00
2026-01-29 15:09
OUTAGE
SCHEDULED
RAL WLCG Tape Robot Maintenance
ROC_Canada
TRIUMF-LCG2
TIER1
2026-01-14 18:00
2026-01-14 21:36
OUTAGE
UNSCHEDULED
Emergency outage. Several storage servers down, possible network hardware issue.
AsiaPacific
JP-KEK-CRC-02
TIERNA
2026-01-15 00:00
2026-01-15 04:18
OUTAGE
UNSCHEDULED
Full service outage of fts.cc.kek.jp, including FTS server, REST, and Web Monitoring, due to software upgrade to v3.14 and backend DB migration from MariaDB 10.5 to MySQL 8.0
NGI_RO
RO-03-UPB
TIERNA
2026-01-19 00:00
2026-01-23 18:43
OUTAGE
SCHEDULED
Capacity upgrade
NGI_IT
INFN-NAPOLI-ATLAS
TIER2
2026-01-16 18:00
2026-01-30 18:00
OUTAGE
SCHEDULED
Due to technical and adminitrative issues the works for cooling upgrade were stopped. The date of conclusion is out of our control (it has been moved forward several times), so we set another long DT
NGI_UK
UKI-SOUTHGRID-BRIS-HEP
TIER2
2026-01-16 17:00
2026-02-02 09:00
OUTAGE
SCHEDULED
Maintenance of storage system
NGI_UK
UKI-LT2-QMUL
TIER2
2026-01-22 14:00
2026-01-22 17:00
WARNING
SCHEDULED
kernel updates
NGI_UK
UKI-LT2-Brunel
TIER2
2026-01-18 07:00
2026-01-18 18:15
OUTAGE
SCHEDULED
Networks Firewall Update
ROC_Canada
CA-VICTORIA-WESTGRID-T2
TIER2
2026-01-17 20:30
2026-01-18 20:30
OUTAGE
UNSCHEDULED
data center power outage
ROC_Canada
CA-UVic-Cloud
TIERNA
2026-01-17 00:00
2026-01-20 00:26
OUTAGE
UNSCHEDULED
unexpected power outage of the whole data centre
ROC_LA
EELA-UTFSM
TIERNA
2026-01-20 12:00
2026-01-21 03:18
OUTAGE
SCHEDULED
UPS/HVAC/Electrical Mantenance
NGI_UK
RAL-LCG2
TIER1
2026-01-20 12:15
2026-01-28 12:00
WARNING
SCHEDULED
Squid 01-06 running at risk during background upgrade work.
NGI_DE
FZK-LCG2
TIER1
2026-01-21 08:00
2026-01-21 15:54
OUTAGE
SCHEDULED
Tape downtime for system updates. dCache endpoints will remain online, but all tape activities will be stalled.
NGI_IBERGRID
ifae
TIER2
2026-01-20 08:00
2026-01-20 13:00
WARNING
UNSCHEDULED
Physical intervention one two racks with dcache pools.
NGI_IBERGRID
pic
TIER1
2026-01-20 09:00
2026-01-20 14:00
WARNING
UNSCHEDULED
Physical intervention one two racks with dcache pools.
NGI_UK
UKI-LT2-RHUL
TIER2
2026-01-19 14:30
2026-01-19 20:16
OUTAGE
UNSCHEDULED
Unplanned network service outage affecting both primary and backup links.
NGI_IBERGRID
UAM-LCG2
TIER2
2026-02-02 07:00
2026-02-02 14:00
WARNING
SCHEDULED
Network backbone work window
NGI_IBERGRID
UAM-LCG2
TIER2
2026-01-27 11:00
2026-01-27 15:00
OUTAGE
SCHEDULED
Head switch firmware update
NGI_DE
FZK-LCG2
TIER1
2026-01-21 10:00
2026-01-24 09:18
WARNING
SCHEDULED
Compute Farm reboot due to security updates
NGI_FRANCE
IN2P3-LPC
TIER2
2026-01-21 07:00
2026-01-21 09:10
OUTAGE
UNSCHEDULED
Reboot for security kernel update
ROC_LA
CBPF
TIERNA
2026-01-21 12:30
2026-01-28 16:10
OUTAGE
SCHEDULED
Electrical maintenance
NGI_NDGF
NDGF-T1
TIER1
2026-01-22 07:00
2026-01-22 16:00
WARNING
SCHEDULED
dcache pool upgrades. some files may be unavailable for short periods.
NGI_UK
RAL-LCG2
TIER1
2026-01-22 10:00
2026-01-23 17:00
OUTAGE
SCHEDULED
Host upgrade
EGI.eu
GRIDOPS-APEL
TIERNA
2026-01-22 13:00
2026-01-22 15:00
OUTAGE
SCHEDULED
There will be a brief downtime of the APEL Validation system during this period to apply updates
NGI_FRANCE
GRIF
TIER2
2026-01-22 14:00
2026-01-23 11:00
OUTAGE
SCHEDULED
update ARC6 to 7
NGI_DE
DESY-HH
TIER2
2026-02-02 07:00
2026-02-04 17:00
WARNING
SCHEDULED
maintenance of the virtualization infrastructure - should be mostly transparent, occassional short hiccups while migrating VMs might occur
NGI_DE
DESY-HH
TIER2
2026-01-21 14:30
2026-01-22 12:03
WARNING
UNSCHEDULED
affecting Belle II, ILC & LHCb: one storage pool server has currently hardware issues and is in maintenace - all files hosted on this server are not accessible, files on other storage servers are not affected
NGI_IBERGRID
ifae
TIER2
2026-01-27 07:00
2026-01-27 13:00
OUTAGE
SCHEDULED
Migration dCache chimera database to new hardware
NGI_IBERGRID
pic
TIER1
2026-01-27 07:00
2026-01-27 13:00
OUTAGE
SCHEDULED
Migration dCache chimera database to new hardware
ROC_Canada
CA-VICTORIA-WESTGRID-T2
TIER2
2026-01-22 20:00
2026-01-22 21:23
OUTAGE
UNSCHEDULED
dcache 8.2 upgrade
AsiaPacific
JP-KEK-CRC-02
TIERNA
2026-01-27 00:00
2026-01-27 01:00
OUTAGE
SCHEDULED
IAM upgrade work (from v1.12.3 to v1.13.3)
NGI_DE
KIT-T2
TIERNA
2026-01-22 11:30
2026-01-22 13:33
OUTAGE
UNSCHEDULED
Storage outage due to a network incident.
NGI_DE
FZK-LCG2
TIER1
2026-01-22 11:30
2026-01-22 13:33
OUTAGE
UNSCHEDULED
Storage outage due to a network incident.
NGI_UK
UKI-LT2-Brunel
TIER2
2026-01-27 09:00
2026-01-28 14:44
OUTAGE
SCHEDULED
DC Cab Swaps
AsiaPacific
JP-KEK-CRC-02
TIERNA
2026-01-27 00:00
2026-01-27 00:47
OUTAGE
UNSCHEDULED
Full service outage of fts.cc.kek.jp, including FTS server, REST, and Web Monitoring, due to storage optimisation for the backend MySQL DB
EGI.eu
GRIDOPS-GGUS
TIERNA
2026-01-28 09:00
2026-01-28 10:00
OUTAGE
SCHEDULED
GGUS maintenance and update
NGI_NDGF
NDGF-T1
TIER1
2026-01-27 10:15
2026-01-27 15:15
WARNING
SCHEDULED
Some dcache pool restarts needed. Some files are unavailable for short period.
NGI_CH
CSCS-LCG2
TIER2
2026-01-28 07:00
2026-01-28 10:05
OUTAGE
SCHEDULED
Alps maintenance
NGI_UK
UKI-LT2-QMUL
TIER2
2026-01-26 10:15
2026-01-26 16:00
OUTAGE
UNSCHEDULED
power trip, compute nods rebooted, updating kernels
EGI.eu
GRIDOPS-CVMFS
TIERNA
2026-01-28 12:00
2026-01-29 17:00
OUTAGE
SCHEDULED
stratum 0 host platform migration
EGI.eu
GRIDOPS-CVMFS
TIERNA
2026-01-29 17:00
2026-01-30 16:30
WARNING
SCHEDULED
stratum 0 host platform migration - contingency
NGI_UK
RAL-LCG2
TIER1
2026-01-29 09:00
2026-01-29 18:00
OUTAGE
SCHEDULED
ALICE Proxmox migration
NGI_UA
Kharkov-KIPT-LCG2
TIERNA
2026-01-26 18:10
2026-01-27 18:10
OUTAGE
UNSCHEDULED
power cut
NGI_UA
Kharkov-KIPT-LCG2
TIERNA
2026-01-27 18:10
2026-01-28 18:10
OUTAGE
SCHEDULED
power cut
NGI_FRANCE
IN2P3-IRES
TIER2
2026-01-28 02:00
2026-01-28 04:00
OUTAGE
UNSCHEDULED
Chair - keyboard issue.
EGI.eu
EGI-OPSPORTAL
TIERNA
2026-02-05 09:00
2026-02-05 13:00
OUTAGE
SCHEDULED
Migration of Operations Portal to new infrastructure
NGI_UK
RAL-LCG2
TIER1
2026-01-30 17:00
2026-02-02 14:31
OUTAGE
SCHEDULED
arc-ce-test01 - Proxmox migration
NGI_UK
RAL-LCG2
TIER1
2026-02-02 17:00
2026-02-04 17:00
OUTAGE
SCHEDULED
arc-ce-test02 - Proxmox migration
NGI_UK
RAL-LCG2
TIER1
2026-01-29 18:00
2026-01-30 18:00
OUTAGE
UNSCHEDULED
ALICE VO-box migration to proxmox (extended due to issues)
NGI_NL
SARA-MATRIX
TIER1
2026-02-23 09:00
2026-02-24 09:00
OUTAGE
SCHEDULED
Maintenance on ARC and Squid proxy servers
NGI_IT
INFN-NAPOLI-ATLAS
TIER2
2026-02-01 18:00
2026-02-03 18:00
OUTAGE
UNSCHEDULED
After the end of this downtime, we should have news about the actual end of the cooling installation
NGI_IT
INFN-NAPOLI-ATLAS
TIER2
2026-02-03 17:00
2026-02-17 17:00
OUTAGE
SCHEDULED
Precutional additional downtime, wating for precise info about the end of the works on cooling
NGI_DE
wuppertalprod
TIER2
2026-02-02 07:15
2026-02-02 12:47
OUTAGE
UNSCHEDULED
Power cut :-(
NGI_UK
UKI-SCOTGRID-GLASGOW
TIER2
2026-02-03 12:00
2026-02-06 22:00
WARNING
SCHEDULED
Possible changes to site network connection
EGI.eu
EGI-DATAHUB
TIERNA
2026-02-04 08:30
2026-02-04 09:30
OUTAGE
SCHEDULED
Datahub upgrade to onedata 25.0
NGI_DE
RWTH-Aachen
TIER2
2026-01-31 13:00
2026-04-30 22:59
OUTAGE
UNSCHEDULED
service needs setup
NGI_NDGF
NDGF-T1
TIER1
2026-02-02 16:00
2026-02-06 16:00
WARNING
UNSCHEDULED
One dcache pool is broken, trying to repair
ROC_Canada
CA-WATERLOO-T2
TIERNA
2026-02-02 05:00
2026-04-01 04:59
OUTAGE
UNSCHEDULED
New site deployment continues
NGI_UK
UKI-LT2-IC-HEP
TIER2
2026-02-06 09:00
2026-02-06 13:09
OUTAGE
SCHEDULED
dCache update (9.2-11.2)
ROC_LA
CBPF
TIERNA
2026-02-05 03:00
2026-02-06 10:52
OUTAGE
SCHEDULED
system upgrade
AsiaPacific
JP-KEK-CRC-02
TIERNA
2026-02-09 00:00
2026-02-09 00:17
WARNING
SCHEDULED
Enabling IPv6 preference in StoRM Java services and middleware update: StoRM 1.10/Java 17 to StoRM 1.12/Java 17 (Intermittent intervention expected)
AsiaPacific
JP-KEK-CRC-02
TIERNA
2026-02-07 04:00
2026-02-10 07:46
WARNING
SCHEDULED
Total calculation power will be degraded due to software maintenance for WN.
iris.ac.uk
IRISOPS-IAM
TIERNA
2026-02-26 08:30
2026-04-26 09:30
WARNING
SCHEDULED
IRIS IAM migration to New VM cluster - 26 Feb 2026 (Thursday) from 8:30-9:30 AM (Europe/London) - At-risk
NGI_UK
RAL-LCG2
TIER1
2026-02-05 14:00
2026-02-05 16:00
OUTAGE
SCHEDULED
Antare EOS Switch replacement
NGI_NDGF
NDGF-T1
TIER1
2026-02-11 16:00
2026-02-11 21:00
WARNING
SCHEDULED
Oslo router upgrade. Some of the files and CEs are unavailable about 20 minutes due to network upgrades
CERN
CERN-PROD
TIER0
2026-02-05 08:30
2026-02-05 09:00
OUTAGE
UNSCHEDULED
OTG0159629 - CTA Service unavailable during DB patching
EGI.eu
EGI-OPSPORTAL
TIERNA
2026-02-05 13:00
2026-02-05 14:00
OUTAGE
UNSCHEDULED
migration to a new infrastructure
NGI_DE
FZK-LCG2
TIER1
2026-02-09 08:00
2026-02-09 10:00
WARNING
SCHEDULED
Software update on network components
NGI_DE
KIT-T2
TIERNA
2026-02-09 08:00
2026-02-09 10:00
WARNING
SCHEDULED
Software update on network components
NGI_UK
UKI-LT2-QMUL
TIER2
2026-02-05 17:25
2026-02-06 12:00
OUTAGE
UNSCHEDULED
cooling pressure loss
NGI_IBERGRID
IFCA-LCG2
TIER2
2026-02-09 09:00
2026-02-11 09:00
OUTAGE
SCHEDULED
Update Operating System
NGI_UK
UKI-SCOTGRID-GLASGOW
TIER2
2026-02-07 12:00
2026-02-13 16:00
WARNING
SCHEDULED
Possible changes to site network connection
NGI_UK
UKI-LT2-QMUL
TIER2
2026-02-06 13:00
2026-02-06 15:00
WARNING
UNSCHEDULED
one raid array broken. some data unavailable at present. (~78TB)
NGI_NDGF
FI_HIP_T2
TIER2
2026-02-06 20:00
2026-02-07 21:59
OUTAGE
UNSCHEDULED
Complete update of the kale-cms computing nodes to AlmaLinux
NGI_DE
FZK-LCG2
TIER1
2026-02-07 11:00
2026-02-12 12:00
WARNING
UNSCHEDULED
Compute Farm reboot due to security updates
NGI_NDGF
FI_HIP_T2
TIER2
2026-02-07 22:00
2026-03-27 20:59
OUTAGE
SCHEDULED
Complete update of the kale-cms computing nodes to AlmaLinux
NGI_NDGF
FI_HIP_T2
TIER2
2026-02-10 14:00
2026-02-11 15:00
OUTAGE
SCHEDULED
Machine room power and cooling outage due to electrical installations.
NGI_UK
UKI-LT2-QMUL
TIER2
2026-02-06 17:00
2026-02-09 17:00
WARNING
UNSCHEDULED
one raid array broken. some data unavailable at present. (~78TB)
EGI.eu
EGI-DATAHUB
TIERNA
2026-02-18 08:30
2026-02-18 09:30
OUTAGE
SCHEDULED
upgrade to onedata 25.0
NGI_IBERGRID
CIEMAT-LCG2
TIER2
2026-02-09 12:00
2026-02-09 17:00
OUTAGE
SCHEDULED
Update of our perimetral firewall
ROC_LA
CBPF
TIERNA
2026-02-08 12:43
2026-02-10 13:20
OUTAGE
UNSCHEDULED
cooling system failure
AsiaPacific
JP-KEK-CRC-02
TIERNA
2026-02-15 15:00
2026-03-31 15:00
WARNING
SCHEDULED
Decommissioning Belle II AMGA service at JP-KEK-CRC-02
NGI_NDGF
NDGF-T1
TIER1
2026-02-09 10:00
2026-02-13 16:00
WARNING
UNSCHEDULED
One dcache pool is broken. File recovery is in progress and more and more files will be available from the broken pool.