Category Archives: Blackboard

Intermittent LDAP authentication failures – Wedn., March 27, 2013 8:10 AM

Posted on March 27, 2013 by Casey Carvalho

A recently introduced LDAP server used for authentication experienced intermittent problems related to the JVM heap size.  This caused an intermittent response  issue for various applications, including my.ryerson, Blackboard, eHR, Confluence, Jira and others.   We are working with Oracle to … Continue reading →

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CAS – Central Authentication System – Service disruption, March 25, 2013 11:35 AM – 12:30 PM

Posted on March 25, 2013 by Jim Buchanan

CAS, the Ryerson Central Authentication system was unavailable from 11:35 AM to 12:30 PM on Monday, March 25, 2013. This was due to an issue with a database server file system.  The problem is being investigated by CCS. Due to … Continue reading →

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Problem with Blackboard Chat Tool: Wednesday, March 13, 2013

Posted on March 13, 2013 by Branka Halilovic

This week we started getting reports of the Blackboard Chat tool not working for some users. After investigation, it was determined that the latest language pack which was rolled out to production on Friday, March 8 caused issues with the Chat … Continue reading →

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Intermittent LDAP authentication failures – Wedn., March 13, 2013 2:45 AM – 7:30 AM

Posted on March 13, 2013 by Casey Carvalho

Various LDAP servers used for authentication experienced high CPU load this morning, causing intermittent response for various applications, includuing my.ryerson, Blackboard, eHR, Confluence, Jira and others.   The problem started around 2:45 AM and was resolved around 7:30 AM. We apologize for … Continue reading →

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Scheduled www.ryerson.ca and the my.ryerson portal outage: Friday, January 18, between 6 am and 7 am

Posted on January 15, 2013 by Branka Halilovic

To mitigate issues that caused my.ryerson and CAS services interruptions on Dec 26, 2012 and Jan 1, 2013, CCS will be moving www.ryerson.ca and uPortal to a new load balancer on Friday, January 18, between 6 AM and 7 AM. … Continue reading →

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CAS service interruption: Dec. 16 11:7 PM – Dec 17 2:12 AM

Posted on December 17, 2012 by Branka Halilovic

Central Authentication Service (CAS) application server’s threads had reached the max and could not handle new requests at 11:57 PM on December 16, 2012. Services were restored at 2:12 AM on December 17, 2012. This affected all CASified applications, including … Continue reading →

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LDAP authentication outage: Wednesday, Dec. 12, 2012 7:15 AM – 8:11 AM – Update

Posted on December 12, 2012 by Casey Carvalho

Update:  This affected CASified applications, including Gmail, Blackboard, my.ryerson.ca, Confluence, Jira and impacted wireless Access. =============================================================== The LDAP (Lightweight Directory Access Protocol) proxy servers used for authentication, including authentication of CAS systems (my.ryerson.ca), stopped responding around 7:15 am.   Services were restored around … Continue reading →

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Blackboard – Slow Response Time: 9:30 am, Monday, December 12, 2012

Posted on December 10, 2012 by Jim Buchanan

Some users may have experienced slow response times when using Blackboard between 9:30 and 10:00 AM today, Monday, December 12, 2012. The slowness was due to an issue with the database server.  We continue to investigate the root cause of … Continue reading →

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my.ryerson.ca and CAS service interruption: Tuesday Nov. 27 00:00 AM – 00:15 AM

Posted on November 26, 2012 by Casey Carvalho

Due to an issue with an Oracle database process, a planned service interruption is being scheduled for approximately 15 minutes, starting tonight at midnight.  During this period Ryerson’s Central Authentication System (CAS) will be unavailable. While applications accessed through my.ryerson.ca (including  RAMSS, Blackboard, … Continue reading →

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Scheduled Blackboard, RAMSS, SoapBox outage: Friday, Oct. 19, 2012 between 6:30 am – 6:15 am

Posted on October 18, 2012 by Casey Carvalho

On Friday, Oct. 19, 2012 between 6:00 am and 6:15 am, the Blackboard servers will be restarted as a precaution, to avoid a possible unscheduled service disruption due to an application bug associated with the increase of database connections, which … Continue reading →

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