Technical Staff Blog

Archives 2017

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There was a broken water pipe on the 3rd floor near the network closet.  One of the network switch,, was affected and is offlined.  The following CIT rooms are affected this switch outage: 115, 121, 132, and 134.

We are investigating further and will update this post as we learn more.

Update ...

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There was a short network outage at 5pm today, affecting some of our user managed machines in Room 310 and the department's Print Host.  While disabling a set of ports on the switch a port we were not suppose to have access to was also disabled, which severed that switch's communications with the ...

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The version of Chromium currently installed on our managed machines is affected by the bug described at the link above.  This bug prevents the browser from completing the necessary steps for a secure connection, which results in a generic error message.

For those using Chromium, until ...

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CIS Networking Group Scheduled Network Maintenance:

We are providing this notification that maintenance will be performed to the BC POD between the hours of 6:00 am and 8:00 am on 2/14, 2/15 and 2/16.

During this time, wired, wireless network and IPTV may experience a brief outage lasting less than ...

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At around 11:30am today, our local DNS database became corrupted, causing domain name resolution to fail for local hosts.  This caused a series of cascading failures which rendered most local services unusable.  We restored the database and restarted our name service shortly after noon and all services should be back to normal.  We are ...

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The CS Department mailing list server was down for much of today after an update caused a local misconfiguration.  An update to our Sympa software which was automatically installed overnight broke a local configuration script and caused the service to be unresponsive from around 12:30am this morning until about 7pm this evening.  No messages ...

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The system database was down this morning between 12:25am and 1:40am.  The pgpool proxy server failed on host mallo, which is the backup server but was acting at the time as the primary.  Failing over to the the usual primary server, carvel, restored services.  During this period services which rely upon the database ...

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