On Thursday June 25th, 2020, at 4:50 pm, users started to get issues connecting to the RUFIS Invoice Approval System (Markview). The problem was due to a database resource limit. The limit was increased and Markview was restarted at 5:45 pm. Services have returned to normal. CCS technical team is working with the vendor for a recommended optimal value.
We apologize for any inconvenience this may have caused.
-Computing and Communications Services
On Friday May 29, 2020 the network switch servicing the basement and lower ground floors of the POD building didn’t come up after a scheduled upgrade. This caused a network outage for the equipment on these floors. The network services team are working to resolve the issue
Update:
The network services team rebooted the network switch and services resumed at 10:30 AM
We apologize for any inconvenience this may have caused.
-Computing and Communications Services
On Friday May 8, 2020, CCS received concerns about users on Bell network having intermittent access to Ryerson’s resources such as my, CAS, eHR & RAMSS. Network services team implemented a workaround at 12:00 PM to route Bell’s traffic through a different internet service provider and service resumed properly.
Update May 10:
The Internet Service Provider sending Bell’s traffic to Ryerson fixed the issue they were having on May 8, at 1 PM. Hence, Network Services team at Ryerson removed the workaround that they had implemented and Bell’s traffic flowed normally to Ryerson
We apologize for any inconvenience this may have caused.
-Computing and Communications Services
On Wednesday April 29, 2020, CCS received reports about external callers to Ryerson’s main number 416-979-5000 are unable to reach users with 6-digit extensions. The telecom team is working with the vendor to troubleshoot the issue.
Update at 4:05 PM:
The issue has been resolved after restarting the call routing engine
We apologize for any inconvenience this may have caused.
-Computing and Communications Services
On Wednesday April 29, 2020 the data centre firewall appliance lost connectivity to the network. This may have prevented access to the servers inside the data centre during that time. The firewall vendor has been contacted to find the root cause of this outage.
Two instances were noticed for this outage one at 9:03 and another at 9:14 AM
We apologize for any inconvenience this may have caused.
-Computing and Communications Services
The D2L Network Operations Center (NOC) advises that an infrastructure event might have impacted the user’s experience with the Document Preview/Document Viewer service in the Brightspace Learning Management system hosted by D2L from Thursday, April 23, 2020 at 7:00 PM to Friday, April 24, 2020 at 12:30 PM. This might have impacted the ability to view documents in the Content area for all users and view and grade Assignment submissions for instructors.
We sincerely apologize for the impact this disruption might have caused.
-Computing and Communications Services
One of the Central Authentication Service (CAS) application servers had connection issue to back-end database server starting around 1:38 p.m. on April 14. This prevented some users who were on this server from logging in. This server has been restarted at 2:20 p.m. and CAS service has returned to normal. CCS technical team is investigating the root cause.
Update Tuesday April 14 at 5:19 PM.
The issue has been traced to a network issue between our datacentre firewall and a network switch. While the severity of the issue has not always been consistent issues were observed at the following dates and times:
Monday April 13:
7:06 am
9:34 am
Tuesday April 14:
4:30 am
8:18 am
1:10 pm
1:17 pm
2:30 pm
2:40 pm
3:27 pm
3:36 pm
4:31 pm
CCS has made changes to reduce the probability of further disruptions and is working with our firewall and network vendors to fully resolve the issue.
Update Wednesday April 15 at 10:00 AM.
Two more instances noticed at:
8:51 AM
9:04 AM
At 9:12 IT security team switched the traffic to go through the standby datacentre firewall
We apologize for the inconvenience this has caused.
– Computing and Communications Services
At approximately 8:45 AM, today, April 14th, 2020, the eHR system became unavailable for some users due to a memory issue in one of the web servers. The server was rebooted and services restored around 9:23 AM.
Please accept our apologies for the problems this outage has caused.
-Computing and Communications Services
On Monday April 13, 2020 the data centre firewall appliance lost connectivity to the network. This may have prevented access to the serves inside the data centre during that time. The firewall vendor has been contacted to find the root cause of this outage.
We apologize for any inconvenience this may have caused.
-Computing and Communications Services
On Friday April 10, 2020 the network switch servicing CE building basement floor didn’t come up after a scheduled upgrade. This caused a network outage for the equipment on this floor. The network switch was rebooted and services resumed at 4:30 PM
We apologize for any inconvenience this may have caused.
-Computing and Communications Services
