Ethan Sommer

Professional Interests

Scalable E-Mail


Large Scale Open Source Wireless Deployments

Personal Interests

Layer 7 IP Traffic Classification

Professional History


As e-mail use and file sizes continue to grow it has increasingly become a challenge to make e-mail live up to the expectations of instantaneous delivery and retrieval users have come to expect.

It became clear to us after several Gustavus administrators sent out campus wide e-mails in rapid succession and it took two hours for our server to catch up that our previous efforts to beef up our mail server were no longer working and that we needed to make some dramatic changes to the way we thought about scaling mail.

Here are some of the steps we took to improve mail performance

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