Bielefeld

[de.NBI Cloud Bielefeld - Production] Coordinated instance reboots on February 13th 2023

16.01.2023 - 12:57
Dear de.NBI Cloud Bielefeld user, the short network outage last December unfortunately had a lasting effect on a large number of volume attachments. While some of these have successfully been repaired on user request by invoking selective instance reboots, many other volume connections are still n… Read more...

[de.NBI Cloud Bielefeld - Production] Upate: Network outage

20.12.2022 - 16:41
Dear de.NBI Cloud Bielefeld user, as mentioned before, the network problem is fixed and the cloud is up and running. However, there seems to be a problem with some instances having attached and mounted volumes. Contact us, if your instance is affected. On behalf of the de.NBI Cloud Bielefeld te… Read more...

[de.NBI Cloud Bielefeld - Production] Network outage

20.12.2022 - 13:18
Dear de.NBI Cloud Bielefeld user, due to an erroneous switch configuration, most parts of our cloud infrastructure had no network connection from 12:50 to 13:30. The configuration problem is fixed and the network is up again. We will give you a more detailed update if we have checked up everythi… Read more...

[de.NBI Cloud Bielefeld - Production] Updated base images

14.10.2022 - 15:01
Dear de.NBI Cloud Bielefeld users, we have updated our pre-configured images based on Ubuntu LTS (18.04, 20.04, and 22.04) and Debian (10 and 11). Previous images with the suffix (2022-06-14) are deactivated. On behalf of the de.NBI cloud Bielefeld team, Jan Krüger Read more...

[de.NBI Cloud Bielefeld - Production] Maintenance finished

14.09.2022 - 13:14
Dear de.NBI Cloud Bielefeld users, we are back again. The cloud maintenance is finished and it is safe to (re-)start your instances. Changes: - Update the virtual network setup to gain a better high-availability experience - Make a big upgrade jump from Openstack Train to Openstack Wallaby, whi… Read more...

[de.NBI Cloud Bielefeld - Production] planned downtime (last reminder)

09.09.2022 - 11:44
Dear de.NBI Cloud Bielefeld users, Bielefeld University is scheduling its yearly diesel generator/power outage tests on the whole building complex. These tests also affect our cloud infrastructure. In order to protect our hardware from any unexpected power losses or power spikes, we will shut do… Read more...

[de.NBI Cloud Bielefeld - Production] Reminder: planned downtime

05.09.2022 - 09:18
Dear de.NBI Cloud Bielefeld users, Bielefeld University is scheduling its yearly diesel generator/power outage tests on the whole building complex. These tests also affect our cloud infrastructure. In order to protect our hardware from any unexpected power losses or power spikes, we will shut do… Read more...

[de.NBI Cloud Bielefeld - Production] planned downtime

16.08.2022 - 08:12
Dear de.NBI Cloud Bielefeld users, Bielefeld University is scheduling its yearly diesel generator/power outage tests on the whole building complex. These tests also affect our cloud infrastructure. In order to protect our hardware from any unexpected power losses or power spikes, we will shut do… Read more...

[de.NBI Cloud Bielefeld] Network Maintenance 2022-07-11

07.07.2022 - 11:15
Dear de.NBI Cloud Bielefeld User, We are scheduling a network maintenance on Monday (2022-07-11) at 11AM - 2PM. During this time window, you may notice some minor network disruptions to your instances. If there are still disruptions after that time window, please contact us. Best Regards,… Read more...

[de.NBI Cloud Bielefeld - Production] de.NBI flavors updated

23.06.2022 - 11:20
Dear de.NBI cloud Bielefeld user, you may have already noticed that we have updated all de.NBI flavors. All de.NBI flavors come now with a 50 Gb root disk (instead 20 Gb before). Please note that: - Previous "standard" flavors are still available to be compatible with other de.NBI cloud sites… Read more...

[de.NBI Cloud Bielefeld - Production] Network interruptions yesterday afternoon (13.4.22)

14.04.2022 - 06:23
Dear de.NBI Cloud Bielefeld users, Necessary maintenance of one of our control nodes leads to an unexpected network interruption concerning some cloud projects including SimpleVm yesterday (13.4.2022) afternoon between approx. 2 pm and 6:30 pm. Sorry for any inconvenience, on behalf of the de… Read more...

[de.NBI Cloud Bielefeld - Production] FYI: Network interruptions on 23.03.22 in the evening

24.03.2022 - 13:40
Dear de.NBI Cloud Bielefeld user, yesterday evening between 7 pm and approx. 9 pm we had some network hick-ups concerning the external network connection. Our hardware support had to do emergency maintenance on one of our core network switches, which results in three short network interruptions.… Read more...

[de.NBI Cloud Bielefeld] Unexpected Instance shut-off

04.01.2022 - 13:48
Dear de.NBI Cloud User, during maintenance work, we noticed that many instances suddenly went shut-off unexpectedly. If your instances are affected, you should be able to start them up again. If there a problems during the start-up of the instances, don't hesitate to contact us. We apologize for… Read more...

[de.NBI Cloud Bielefeld] UPDATE: Log4j: Impaired Services (s3)

14.12.2021 - 09:37
Dear de.NBI Cloud Bielefeld Users, we restored services back for ObjectStorage/S3 for now. However, this incident is not closed for us just yet. Beware, that there could be still sudden disruptions regarding the availability of our services while addressing this log4j situation. We will keep you… Read more...

[de.NBI Cloud Bielefeld] URGENT: Log4j: Impaired Services (s3)

13.12.2021 - 15:14
Dear de.NBI Cloud User, currently the whole IT-World is suffering from the log4shell[1] vulnerability. While many people around the world are trying to detect and mitigate this issue, we also have to combat this dramatic incident. In our infrastructure we were able to identify possible attack vec… Read more...

[de.NBI Cloud Bielefeld - Production]: Log4j2 vulnerability (CVE-2021-44228)

12.12.2021 - 20:48
Dear Cloud users, As you may have heard in the news, there is currently an IT security vulnerability ("log4j") that can potentially be present in many IT services. The Federal Office for Information Security (BSI) classifies this security gap as "very serious". The vulnerability and how it can be… Read more...

Maintenance is done !

24.09.2021 - 08:27
Dear Cloud users, maintenance is done and de.NBI cloud Bielefeld is fully operable again. It is now safe to start your virtual machine(s). Please be aware that the Openstack dashboard url is changed during maintenance, which might break your bookmarks. You should use https://openstack.cebi… Read more...

Minor issues after infrastructure upgrade

24.09.2021 - 08:26
We experienced minor issues after infrastructure Upgrade. See „de.NBI Wiki -> Compute Center Specific -> Bielefeld -> Known Problems“ for more info. Read more...

User/project management maintenance for Openstack projects

24.09.2021 - 08:25
Dear de.NBI cloud Bielefeld user, the user/project management as described in https://cloud.denbi.de/wiki/portal/project_overview/#member-management is currently disabled due to maintenance for Openstack projects. The maintenance affects only changes in the user management like adding or remo… Read more...