March 2025

Essential network maintenance: 21-24 March

March 24, 2025 7:00AM GMT

Essential network maintenance: 21-24 MarchPlanned Maintenance

Description

On Friday 21 March from 5:00pm until Monday 24 March 7:00am, IT Services will be undertaking essential network maintenance. Whilst every effort has been made to ensure the planned maintenance goes without incident, the change may cause brief interruptions to some services on the University Network. Services should be considered ‘at-risk’ during this period. Please contact the IT Service Desk if you have any questions or concerns regarding this work. C2502-019

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, Information Security - Alerts, Microsoft Office 365 (Outlook, OneDrive), myERP - Finance & HR system, Printing (staff and students), Pure (Research Information System), Remote desktop (staff, student, other), Research Data Storage Facility (RDSF), Student Information Systems (SITS), Telephony, University managed computers, Websites and Intranets, Wired network, Wireless network, Other services

Schedule

March 21, 2025 5:00PM - March 24, 2025 7:00AM GMT

---

March 21, 2025 5:00PM GMT

[Update] Scheduled maintenance is starting.

March 24, 2025 7:00AM GMT

[Update] Scheduled maintenance is complete.

Essential network maintenance: Wednesday 19 March

March 19, 2025 7:00PM GMT

Essential network maintenance: Wednesday 19 MarchPlanned Maintenance

Description

On Wednesday 19 March from 5:00pm until 7:00pm, IT Services will be undertaking essential network maintenance. Whilst every effort has been made to ensure the planned maintenance goes without incident, the change may cause brief interruptions to some services on the University Network. Services should be considered ‘at-risk’ during this period. Please contact the IT Service Desk if you have any questions or concerns regarding this work. C2502-019 / C2503-144

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, Information Security - Alerts, Microsoft Office 365 (Outlook, OneDrive), myERP - Finance & HR system, Printing (staff and students), Pure (Research Information System), Remote desktop (staff, student, other), Research Data Storage Facility (RDSF), Student Information Systems (SITS), Telephony, University managed computers, Websites and Intranets, Wired network, Wireless network, Other services

Schedule

March 19, 2025 5:00PM - March 19, 2025 7:00PM GMT

---

March 19, 2025 5:00PM GMT

[Update] Scheduled maintenance is starting.

March 19, 2025 7:00PM GMT

[Update] Scheduled maintenance is complete.

September 2024

Bluepebble outage

September 10, 2024 4:29PM BST

Bluepebble outageService Disruption

Incident Status

Service Disruption

Components

High Performance Computing

---

August 13, 2024 11:34AM BST

[Identified] We are sorry to inform you that due to unforeseen technical issues Bluepebble will not be ready to return to service on Wednesday 14th August as planned. The return to service will be delayed by one week, i.e. not until after Tuesday 20th August. Users will be contacted this Friday to confirm the date that the BluePebble system will be returned to service Please be assured we are working as hard as we can to get the system restored. Thank you for your patience

September 10, 2024 4:29PM BST

[Resolved] This issue has been resolved and Blue Pebble is now back in service. All users of the system have been informed accordingly.

August 2024

BluePebble - Downtime schedule for Servicing 24th July

August 14, 2024 12:00PM BST

BluePebble - Downtime schedule for Servicing 24th JulyPlanned Maintenance

Description

The majority of BluePebble nodes will be down from 24th July until 14th August 2024. From 3pm on the 24th July - jobs running at that time will need to be stopped to allow the cluster to be brought down safely before power interruption. The downtime schedule has been brought forward due to scheduled power works in the Physics Building where the BluePebble system is hosted.

Components

High Performance Computing

Schedule

July 23, 2024 3:00PM - August 14, 2024 12:00PM BST

---

July 23, 2024 3:00PM BST

[Update] Scheduled maintenance is starting.

August 14, 2024 12:00PM BST

[Update] Scheduled maintenance is complete.

July 2024

At risk: Power maintenance work in the Physics Building, Thursday 25 July, 7am-9.30am

July 25, 2024 9:30AM BST

At risk: Power maintenance work in the Physics Building, Thursday 25 July, 7am-9.30amPlanned Maintenance

Description

Essential power maintenance is taking place on Thursday 25 July. Due to the work services should be considered at risk. We do not anticipate any impact on services due to resilient operations. As a precaution, HPC facilities will be taken down for the duration of the work. Those affected have been informed. If you have any concerns or questions please contact the IT Service Desk, uob.sharepoint.com/sites/itservices/SitePages/contacts.aspx (Ref: C2407-307)

Components

High Performance Computing

Schedule

July 25, 2024 7:00AM - July 25, 2024 9:30AM BST

---

July 25, 2024 7:00AM BST

[Update] Scheduled maintenance is starting.

July 25, 2024 9:30AM BST

[Update] Scheduled maintenance is complete.

April 2024

Essential maintenance on our Database Systems on 30th April (C2404-193)

April 30, 2024 8:30AM BST

Essential maintenance on our Database Systems on 30th April (C2404-193)Planned Maintenance

Description

There is essential maintenance scheduled on one of our Database Systems for Tuesday 30th April 07:30 to 08:30. The following applications / services will be unavailable at this time. Data Warehouse Business Objects Umbrella Service BO Reporting ~ Accommodation BO Reporting ~ Admissions BO Reporting ~ Alumni BO Reporting ~ Careers BO Reporting ~ Finance BO Reporting ~ HR BO Reporting ~ ITS BO Reporting ~ Planning BO Reporting ~ Students BO Reporting ~ Training IT Services apologises for any inconvenience this may cause. C2404-193

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, Information Security - Alerts, Microsoft Office 365 (Outlook, OneDrive), myERP - Finance & HR system, Printing (staff and students), Pure (Research Information System), Remote desktop (staff, student, other), Research Data Storage Facility (RDSF), Student Information Systems (SITS), Telephony, University managed computers, Websites and Intranets, Wired network, Wireless network, Other services

Schedule

April 30, 2024 7:30AM - April 30, 2024 8:30AM BST

---

April 30, 2024 7:30AM BST

[Update] Scheduled maintenance is starting.

April 30, 2024 8:30AM BST

[Update] Scheduled maintenance is complete.

Emergency network maintenance

April 29, 2024 8:00PM BST

Emergency network maintenance Planned Maintenance

Description

Emergency network maintenance is scheduled between 5:00 pm and 8:00 pm today, Monday 29th April. We anticipate a brief interruption to a few services listed below starting from 5:30 pm. Please note that the network will be at risk until the maintenance is completed. Impacted Services: QTIC, Lorawan, Langford Vets, BCSG, TNP and BDFI (ref C2404-307)

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, Information Security - Alerts, Microsoft Office 365 (Outlook, OneDrive), myERP - Finance & HR system, Printing (staff and students), Pure (Research Information System), Remote desktop (staff, student, other), Research Data Storage Facility (RDSF), Student Information Systems (SITS), Telephony, University managed computers, Websites and Intranets, Wired network, Wireless network, Other services

Schedule

April 29, 2024 5:00PM - April 29, 2024 8:00PM BST

---

April 29, 2024 5:00PM BST

[Update] Scheduled maintenance is starting.

April 29, 2024 8:00PM BST

[Update] Scheduled maintenance is complete.

BluePebble upgrade: planned downtime Tues 2nd - Fri 5th April

April 5, 2024 5:00PM BST

BluePebble upgrade: planned downtime Tues 2nd - Fri 5th AprilPlanned Maintenance

Description

There will be planned downtime on BluePebble which is required to perform an essential upgrade. This will take place from Tuesday 2nd of April at 9:00 until Friday 5th of April 17:00. During this time the system will be inaccessible. Please be aware that when querying jobs you in the lead up to the downtime you may see the Reason: (ReqNodeNotAvail, Reserved for maintenance) (or something similar) This means your job is unable to run prior to the scheduled downtime. We apologise for any disruption this may cause to your research or teaching. A further downtime is needed in early May 2024 to update the operating system for BluePebble, as the current OS is end of life. If you have any queries, please let us know by contacting us at hpc-help@bristol.ac.uk

Components

High Performance Computing

Schedule

April 2, 2024 9:00AM - April 5, 2024 5:00PM BST

---

April 2, 2024 9:00AM BST

[Update] Scheduled maintenance is starting.

April 5, 2024 5:00PM BST

[Update] Scheduled maintenance is complete.

February 2023

BlueCrystal 4 - outage from 12 noon 01/02/2023 - 12 midnight on 02/02/2023)

February 2, 2023 12:00AM GMT

BlueCrystal 4 - outage from 12 noon 01/02/2023 - 12 midnight on 02/02/2023)Planned Maintenance

Description

We are undertaking maintenance on Bluecrystal Phase 4 storage today. We have had to top any more jobs running from Wednesday at 12 noon until 12 midnight on Thursday. There will be no access to the system during this period.

Components

High Performance Computing

Schedule

February 1, 2023 12:00PM - February 2, 2023 12:00AM GMT

---

February 1, 2023 3:59PM GMT

[Update] Scheduled maintenance is starting.

February 2, 2023 12:00AM GMT

[Update] Scheduled maintenance is complete.

November 2022

High Performance Computing service and RDSF service ‘at risk’ from 9:30am on Tuesday 15th November - 12:30pm on Wednesday 16th November

November 16, 2022 12:30PM GMT

High Performance Computing service and RDSF service ‘at risk’ from 9:30am on Tuesday 15th November - 12:30pm on Wednesday 16th NovemberPlanned Maintenance

Description

The High Performance Computing service and RDSF service will be ‘at risk’ from 9:30am on Tuesday 15th November until 12:30pm on Wednesday 16th November during essential maintenance work to improve the performance and resilience of our services. No downtime of these services is expected but new project and user signups will be temporarily unavailable during this period. We apologise for any inconvenience caused. If you have any concerns regarding this work please contact the IT Services Desk, bristol.ac.uk/it-services/contacts (Ref: C2209-031)

Components

High Performance Computing

Schedule

November 15, 2022 9:30AM - November 16, 2022 12:30PM GMT

---

November 15, 2022 9:30AM GMT

[Update] Scheduled maintenance is starting.

November 16, 2022 12:30PM GMT

[Update] Scheduled maintenance is complete.

May 2021

Network maintenance Wednesday 12th May 2021

May 12, 2021 8:00AM BST

Network maintenance Wednesday 12th May 2021Planned Maintenance

Description

Scheduled work to upgrade the firmware to High Performance Computing network switches in the Physics Tank Room. There will be an outage of 15 minutes during the change window of 07:00 – 08:00 The network should be considered ‘At Risk’ until 11:00 Ref. C2104-357 Components: Services hosted in the Physics Tank Room, including BlueCrystal.

Components

High Performance Computing, Other services

Schedule

May 12, 2021 7:00AM - May 12, 2021 8:00AM BST

---

May 12, 2021 7:00AM BST

[Update] Scheduled maintenance is starting.

May 12, 2021 8:00AM BST

[Update] Scheduled maintenance is complete.

July 2020

Firewall upgrade: brief interruption to access to UoB hosted services, 18 July, 10.00am - 3.30pm

July 21, 2020 3:10PM BST

Firewall upgrade: brief interruption to access to UoB hosted services, 18 July, 10.00am - 3.30pmPlanned Maintenance

Description

On Saturday 18 July between the hours of 10.00 am and 3:30 pm IT Services will be undertaking essential network maintenance on the campus firewalls. Whilst every effort has been made to minimize the impact there will be a brief interruption to sessions on University hosted online services. If your session is interrupted refreshing your connection should reconnect you. This interruption will take place between 10.20 am and 11.30 am on Saturday. Please note that eternally hosted services such as Microsoft 365 will not be affected. However, externally hosted services that use Single Sign-On will be affected. Whilst every effort is made to ensure the planned maintenance goes without incident, there is a possibility that the change may briefly impact access to services on the University network outside the time above. Services should be considered ‘at-risk’ during this work. Please contact the IT Service Desk, service-desk@bristol.ac.uk, if you have any questions or concerns regarding this work.

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, myERP - Finance & HR system, Remote desktop (staff, student, other), Student Information Systems (SITS), Websites and Intranets

Schedule

July 18, 2020 10:00AM - July 18, 2020 3:30PM BST

---

July 21, 2020 3:09PM BST

[Update] Complete

July 21, 2020 3:09PM BST

[Update] Complete

July 21, 2020 3:10PM BST

[Update] Complete

Firewall upgrade: brief interruption to access to UoB hosted services, 18 July, 18:00 - 23:59

July 18, 2020 11:31PM BST

Firewall upgrade: brief interruption to access to UoB hosted services, 18 July, 18:00 - 23:59Planned Maintenance

Description

On Saturday 18 July between the hours of 18:00 - 23:59 IT Services will be undertaking essential network maintenance on the campus firewalls. Whilst every effort has been made to minimize the impact there is a possibility of interruption to sessions on University hosted online services. If your session is interrupted refreshing your connection should reconnect you. Please note that eternally hosted services such as Microsoft 365 will not be affected. However, externally hosted services that use Single Sign-On will be affected. Whilst every effort is made to ensure the planned maintenance goes without incident, there is a possibility that the change may briefly impact access to services on the University network outside the time above. Services should be considered ‘at-risk’ during this work. Please contact the IT Service Desk, service-desk@bristol.ac.uk, if you have any questions or concerns regarding this work.

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, myERP - Finance & HR system, Remote desktop (staff, student, other), Student Information Systems (SITS), Websites and Intranets

Schedule

July 18, 2020 6:00PM - July 18, 2020 11:59PM BST

---

July 18, 2020 6:19PM BST

[Update] Maintenance work started

July 18, 2020 11:31PM BST

[Update] This work has now been completed successfully

May 2020

Blue Crystal unavailable

May 10, 2020 5:06PM BST

Blue Crystal unavailableService Disruption

Incident Status

Service Disruption

Components

High Performance Computing

---

May 10, 2020 9:36AM BST

[Investigating] Login to BlueCrystal 4 is currently unavailable, this is currently under investigation Sorry for any inconvenience

May 10, 2020 5:06PM BST

[Resolved] This issue has now been resolved and normal service is resumed.

February 2020

Network incident affecting access to internal services

February 6, 2020 2:54PM GMT

Network incident affecting access to internal servicesService Disruption

Incident Status

Service Disruption

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, Information Security - Alerts, myERP - Finance & HR system, Printing (staff and students), Pure (Research Information System), Remote desktop (staff, student, other), Research Data Storage Facility (RDSF), Student Information Systems (SITS), Telephony, University managed computers, Websites and Intranets, Wired network, Wireless network, Other services

---

February 5, 2020 10:39AM GMT

[Investigating] We are currently experiencing a problem with the University network. This means that a range of services hosted by the University are currently unavailable. This will affect access to Eduroam, websites, Sympa (sending to mailing lists), Departmental Filestore and logging onto University managed computers. This does not affect services hosted externally such as Microsoft Office 365. We are working to identify the cause and recover services. We apologise for the disruption and hope to have services back soon.

February 5, 2020 11:49AM GMT

[Investigating] We are still investigating the issue and we have updated the list of affected services. We will send another update after 1:00PM

February 5, 2020 1:38PM GMT

[Investigating] We are still investigating the incident affecting the University network, we have been working to resolve the issue and make improvements to allow services to work. You may have noticed that some services are now available, but they should be considered at risk as the main problem has not been fixed. We believe we know the cause of the problem and are currently working to recover all services, but we cannot confirm when. We’ll be providing a further update at 3:30PM

February 5, 2020 3:19PM GMT

[Monitoring] Working with our hardware supplier we have applied some changes to stabilise the network to allow services to become available. We are currently testing these services. We will continue to monitor the situation for the rest of the day and overnight. If you continue to have issues please contact the IT Service Desk. Thank you for your patience during this incident.

February 5, 2020 5:14PM GMT

[Monitoring] The following services are still impacted by this issue and are being investigated: SITS RXWorks MyERP Student printing (in certain areas)

February 6, 2020 9:58AM GMT

[Monitoring] The following services are still impacted by this issue and are being investigated: SITS MyERP RXWorks Printing BMS Wired network connections in various locations Oracle Applications Syllabus+

February 6, 2020 10:32AM GMT

[Identified] It has been identified that there are still some residual network issues causing impact to services. Further work will be taking place today. It is anticipated that this work should not affect services but there are inevitable risks to such work. We will provide an update later today. If you are seeing issues with other systems not mentioned above, please do contact the IT Service Desk, service-desk@bristol.ac.uk. Many thanks for your continued patience while we work to resolve this.

February 6, 2020 2:54PM GMT

[Resolved] Following additional work this morning we are pleased to announce that services are now working as usual and the University network is stable. If you continue to have any issues, you may need to restart your computer, printer or desktop application. If problems persist, please contact the IT Services Desk for assistance. Thank you for your understanding and patience as we recovered from this incident and to apologise for the inconvenience caused by this event.

December 2019

At risk notification for essential network maintenance on Sunday 8 December

December 8, 2019 4:00PM GMT

At risk notification for essential network maintenance on Sunday 8 DecemberPlanned Maintenance

Description

As part of the Infrastructure Modernisation Programme (IMPact) work to upgrade our networks, between 10am and 4pm on Sunday 8 December, essential network maintenance will be taking place to ensure resilience of services. Whilst every effort has been made to ensure the planned maintenance goes without incident, there is a possibility that the change could impact all live services. Although there is never a convenient time to conduct this work, we've scheduled this against the Critical Dates Calendar to ensure that we are minimising impact on the University. Please contact the IT Service Desk if you have any questions about this work: bristol.ac.uk/it-services/contacts

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, Information Security - Alerts, Microsoft Office 365 (Outlook, OneDrive), myERP - Finance & HR system, Printing (staff and students), Pure (Research Information System), Remote desktop (staff, student, other), Research Data Storage Facility (RDSF), Student Information Systems (SITS), Telephony, University managed computers, Websites and Intranets, Wired network, Wireless network, Other services

Schedule

December 8, 2019 10:00AM - December 8, 2019 4:00PM GMT

---

December 8, 2019 10:00AM GMT

[Update] Scheduled maintenance is starting.

December 8, 2019 4:00PM GMT

[Update] Scheduled maintenance is complete.

September 2019

Network configuration updates, Tuesday 17 September

September 18, 2019 2:00AM BST

Network configuration updates, Tuesday 17 SeptemberPlanned Maintenance

Description

Work on elements of the network infrastructure to improve and enhance the reliance of service will take place on Tuesday 17 September starting at 6.00pm and complete at 2.00am on 18 September. This is part of a series of proposed work taking place over the summer. See news item. bristol.ac.uk/it-services/news/2019/network28aug.html The following services will be unavailable during the work: - Sage - IPKISSflow application - MatCalc Software server EVM - aBS:ZB-BRMS-Text Mining Algorithm The following services will be available but should be considered at risk: - Blue Crystal 4 - RDSF - High Performance Network - MyERP - Openscape - Unit and Programme Management System UPMS We apologise for any inconvenience this work may cause. If you have any concerns or questions over the proposed work please contact the IT Service Desk service-desk@bristol.ac.uk.

Components

High Performance Computing, Other services

Schedule

September 17, 2019 6:00PM - September 18, 2019 2:00AM BST

---

September 17, 2019 6:00PM BST

[Update] Scheduled maintenance is starting.

September 18, 2019 2:00AM BST

[Update] Scheduled maintenance is complete.

Network configuration updates, Tuesday 3rd September

September 5, 2019 8:25AM BST

Network configuration updates, Tuesday 3rd SeptemberPlanned Maintenance

Description

Work on elements of the network infrastructure to improve and enhance the reliance of service will take place on Tuesday 3rd September between 17:00 and 20:00. This work is not expected to impact any live production services but all services should be considered at risk during this period. This is part of a series of proposed work taking place over the summer.

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, Information Security - Alerts, Microsoft Office 365 (Outlook, OneDrive), myERP - Finance & HR system, Printing (staff and students), Pure (Research Information System), Remote desktop (staff, student, other), Research Data Storage Facility (RDSF), Student Information Systems (SITS), Telephony, University managed computers, Websites and Intranets, Wired network, Wireless network, Other services

Schedule

September 3, 2019 5:00PM - September 3, 2019 8:00PM BST

---

September 5, 2019 8:25AM BST

[Update] this work has completed

July 2019

BlueCrystal3 experiencing issues

July 23, 2019 2:28PM BST

BlueCrystal3 experiencing issuesPartial Service Disruption

Incident Status

Partial Service Disruption

Components

High Performance Computing

---

July 23, 2019 10:36AM BST

[Identified] We are aware of issues currently affecting BlueCrystal3.

July 23, 2019 2:28PM BST

[Resolved] Issues with Blue Crystal have now been resolved.

June 2019

POSTPONED At risk notification: essential network change on Tuesday 2nd July 7am-9am

June 26, 2019 1:32PM BST

POSTPONED At risk notification: essential network change on Tuesday 2nd July 7am-9amPlanned Maintenance

Description

Please note: This work will be rescheduled for another date ---------- The work is part of activity to establish a robust and resilient data centre infrastructure, this work is scheduled to link our onsite legacy data centres with our modern off-site data centres. This requires a change to our network configuration. This work supports the transformational IMPact Programme managed by IT Services, which aims to enhance our digital services through modern cloud-based, highly available and highly resilient systems. The work will take place between 7am and 9am on Tuesday 2nd July. Every effort has been made to test that the change goes without incident, but there is always a possibility of disruption to services. Services at risk include those hosted by the University. Please note that services hosted externally, such as Outlook and One Drive, would not be affected by this work in any way, except for services which rely on UOB Single-Sign-On. If you have any concerns about this work please contact the IT Service Desk, service-desk@bristol.ac.uk.

Components

Administrative systems (Finance & HR), Authentication (Single Sign On), Blackboard, RePlay and Library systems, Departmental Filestore, High Performance Computing, myERP - Finance & HR system, Printing (staff and students), Pure (Research Information System), Remote desktop (staff, student, other), Research Data Storage Facility (RDSF), Student Information Systems (SITS)

Schedule

July 2, 2019 7:00AM - July 2, 2019 9:00AM BST

---

June 26, 2019 1:32PM BST

[Update] Work will be postponed to a later date