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September 2006 E-mail and Technical Coordinators Meeting Recap

Summary of e-mail server outages, hardware upgrades, server reconfigurations, and client migration discussed in the September 2006 meeting. Contact Chris Bongaarts or Steve Siirila for further details.

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September 2006 E-mail and Technical Coordinators Meeting Recap

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  1. E-mail Technical Coordinators Meeting Chris Bongaarts Steve Siirila September 13, 2006

  2. E-mail server outages • Intermittent problems continued with red cluster throughout August • Cluster de-configured by Sep 1st • Plan: re-build cluster on new hardware and simulate heavy load • Work with Sun to address QFS issues

  3. UMCal Hardware Upgrade • Plan: upgrade DR server, switch over • Hardware upgraded to Sun V440 9/13 • Due to shared home FS, full testing was limited to off-hours • Unexpected write-protection forced SAN reconfiguration • Next step: DR server upgrade

  4. Miscellaneous • Running near capacity on MX servers; will be reconfiguring servers to gain capacity • Decreased maximum per-host SMTP connection limit from 10 to 5 • Added a 3rd GopherMail server • Now monitoring IMAP response time • Upped max clients from 96 to 150 on www.umn.edu servers 8/22 • Migration to DataCenter network at WBOB

  5. Top 9 mail clients (9/11) • Thunderbird (3453) • Microsoft Office Outlook (3041) • Apple Mail (1778) • Microsoft Outlook Express (1585) • QUALCOMM Windows Eudora (1427) • Oracle Connector for Outlook (673) • Microsoft Outlook (617) • Microsoft Entourage (584) • Mozilla (556)

  6. Bits ‘N Bytes • The polisci.umn.edu domain is now handled by central e-mail servers • Work continues on Dovecot evaluation

  7. Steve Siirila sfs@umn.edu 612-626-0244 Chris Bongaarts cab@umn.edu 612-625-1809 ‘Till next month…

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