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ITS Maintenance on Oct 3-4, 2020

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The following maintenance work will be carried out on October 3-4, 2020 (Saturday and Sunday) and the major services to be affected are:

Oct 4 (Sun) 8:00 am – 1:00 pm: Network and Internet services
Oct 4 (Sun) 9:00 am – 1:00 pm: Moodle, Panopto and Tutorial Sign-up app
Oct 4 (Sun) 2:00 pm – 6:00 pm: Access to HKU Portal for staff, webmail system and student email service

Details of the maintenance works are tabulated below and please do not access these services during the affected periods:

Date

Time

Maintenance on

Service to be affected

Oct 3, 2020 (Sat)

1:00 pm - 6:00 pm

High Throughput Computing (HTC) servers (htclogin.hku.hk and htcfile.hku.hk) for OS upgrade

The HTC servers will be temporarily suspended from access

Oct 3-4, 2020
(Sat - Sun)

3:00 pm (Sat) –
11:00 am (Sun) 

PABX system in Cyperport 4 (CP4) offices for electrical installation periodic inspection 

Telephone service with prefix 39621, 22550 and 22990 being used in Cyperport 4 offices will be suspended. 

Oct 4, 2020
(Sun)

8:00 am - 10:00 am

Internal server firewall for firmware upgrade

There will be a two-minute service interruption on the network services within the campus network. 

8:00 am – 12:00 noon

Central email servers supporting webmail (webmail.hku.hk), gateway for outgoing email (mail7.hku.hk), graduate.hku.hk email service and HKU mailing lists (@listserv.hku.hk) for patch update

Each of the affected servers will experience an interruption of 10 minutes.

Servers supporting Computer Aided Facilities Management (CAFM) System for OS patching

CAFM system will be suspended.

Access to HK Access Federation (HKAF) for OS patching

Authentication to Libraries services and access to MATLAB will be affected by an interruption of a few minutes.

9:00 am – 1:00 pm

Servers supporting Panopto for OS patching

Access to Panopto will be suspended.

10:00 am – 1:00 pm

Server supporting Oracle Financials for system patching

Staff Reimbursement Claims and Financial Functions for Operational Staff (FFOS) will be suspended.

Video Streaming Server for OS patching

There will be two 1-minute interruptions to the Internet network access.

2:00 pm – 6:00 pm

Server supporting applications running on hkuesd.hku.hk

Access to HKU Portal for staff, student email service (@connect.hku.hk), eLearning tab of HKU Portal and HKU Cost Allocation Guideline (HKUCAG) will each be affected by an interruption of 10 minutes.

Internet switch for bandwidth upgrade

Files uploading to the Video Streaming Server will be suspended. 

3:00 pm – 11:00 pm

Server supporting the HKU Convene Paperless Meeting System for system patching

The HKU Convene Paperless Meeting System will be suspended.

For enquiries, please contact our Service Desk at ithelp@hku.hk or 3917 0123 during office hours; and call our Computer Room at 3917 2496 after office hours.

We apologize for any inconvenience that may cause.

 

K C Chang 
Systems Team 
Information Technology Services

Note:

Scheduled maintenance messages are shown at http://www.its.hku.hk/sysmt
Messages about current service suspension, if any, are shown at the "Service Suspension" section of ITS homepage http://www.its.hku.hk/ and at the HKU App => Staff Corner or Student Corner => Service Suspension.