Details

    • Type: Production/Pilot data
    • Status: RESOLVED
    • Labels:
    • Region:
      North America
    • Country code:
      US
    • Organization:
      University of Michigan
    • Local name:
      CTOOLS
    • Sakai version:
      Sakai 2.9.0
    • Status:
      production
    • Scope:
      enterprise
    • System(s) replaced:
      Home-grown
    • Total orgs:
      2
    • Total active users:
      45,000
    • Total active sites:
      15,000
    • Other information:
      University of Michigan - Dearborn is also using CTOOLs, with some 500 class sites representing 800 or so courses for Fall 09 term.
    • OS:
      Red Hat Enterprise Linux (RHEL)
    • Web server:
      Apache HTTP Server and Tomcat
    • Db:
      Oracle 11g
    • Db version:
      11.2.0.2
    • JVM:
      Java 1.6.x
    • Email enabled:
      Yes
    • 64-bit processing:
      Yes
    • Application server(s):
      Hide
      16 X VMware Virtual Machines, 2 vCPUs, 24 GB RAM. 11 servers are in active cluster, 12th server is out of active cluster running as search server, 4 servers configured and running but out of cluster as hot contingency servers. All servers running apache 2.2.x fronting tomcat 7.0.x and jvm 1.6.x. One jvm configured per server, with 12GB heap. All servers running 64-bit RHEL 6.x.
      Show
      16 X VMware Virtual Machines, 2 vCPUs, 24 GB RAM. 11 servers are in active cluster, 12th server is out of active cluster running as search server, 4 servers configured and running but out of cluster as hot contingency servers. All servers running apache 2.2.x fronting tomcat 7.0.x and jvm 1.6.x. One jvm configured per server, with 12GB heap. All servers running 64-bit RHEL 6.x.
    • Total app servers:
      16
    • Db server(s):
      Updated DB hardware specs TBA (physical hardware, CPUs, RAM). RHEL 6.x OS, Oracle 11g.
    • Total db servers:
      1
    • File storage:
      Hide
      Planning migration to NetApp FAS6240 filer served via NFS. (Jan/Feb 2013). Currently on NetApp gateways backed by SVC storage.
      Show
      Planning migration to NetApp FAS6240 filer served via NFS. (Jan/Feb 2013). Currently on NetApp gateways backed by SVC storage.
    • Cluster/load balancing:
      4 X Cisco ACE Load Balancers. 2 per data center in HA configuration. Anycast configuration routing traffic to primary LB in each data center.
    • Hardware: other information:
      Hide
      All above physical hardware is replicated in a second data center. Oracle standby database server configured at second site for Oracle replication. Sakai file resources to be synchronized to secondary filer via SnapMirror (current configuration implemented with metromirror).

      Currently radmind (http://www.radmind.org) is provisioning system in use.
      Show
      All above physical hardware is replicated in a second data center. Oracle standby database server configured at second site for Oracle replication. Sakai file resources to be synchronized to secondary filer via SnapMirror (current configuration implemented with metromirror). Currently radmind ( http://www.radmind.org ) is provisioning system in use.
    • Administration:
      Account, Admin's Preference tool, Archive tool, Config Viewer, Job Scheduler, Membership, Memory/cache tool, Message of the Day (MOTD), On-line, New Account, Realm Editor, Site Editor, Site Info, Site Management, User Preferences, Worksite Setup
    • Collaboration (general):
      Announcements, Email Archive, News, Presence, Schedule, Search, Web content, Wiki
    • Assessment, Evaluation, Poll and Survey:
      Evaluation System, Polls, Test Center (Mneme)
    • Communications (Asynchronous):
      Discussion, Forums, Mailtool, Messages, Podcasts
    • Communications (Synchronous):
      Chat
    • Resource Management:
      Resources, Resources: Citation Helper (Sakaibrary)
    • Synoptic:
      Recent Announcements, Recent Chat Messages, Recent Discussion Items
    • Teaching and Learning:
      Assignments, Dropbox, Gradebook, Goal Management, Melete Lesson Builder (Contrib), OpenCourseWare (OCW) tool, Portfolios (OSP), Post'em, Syllabus
    • Web Services:
      LinkTool, Other
    • Network authentication:
      Kerberos
    • Student information system:
      Home-grown
    • Integration: other information:
      UMIAC = home-grown data warehouse for Peoplesoft student data; Cosign/Kerberos, see http://www.weblogin.org
    • Project Manager:
      .75
    • System Administrator:
      > 2.0
    • Database Administrator (DBA):
      .50
    • Developer:
      3.0
    • UI/UE Designer:
      1.0
    • Quality Assurance (QA):
      1.50
    • Technical Writer/Documenter:
      .25
    • End-user Support:
      3.0
    • Instructional Designer:
      1.0
    • Trainer:
      .50
    • Latitude:
      42.29096106747343
    • Longitude:
      -83.71745109558105

      Gliffy Diagrams

        Attachments

        1. CTools hardware diagram-2.pdf
          27 kB
          John Leasia
        2. LONG_to_CLOB_Conversion_in_Oracle.doc
          34 kB
          John Leasia
        3. Managing_SESSION_and EVENT_Archives.doc
          61 kB
          John Leasia

          Activity

            People

            • Assignee:
              bkirschn Beth Kirschner
              Reporter:
              arwhyte Anthony Whyte
              Contact(s):
              Beth Kirschner
            • Votes:
              0 Vote for this issue
              Watchers:
              3 Start watching this issue

              Dates

              • Created:
                Updated:
                Production start date:

                Git Source Code