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Vol. 2 No. 7 September 2003

Linux: a good deal with drawbacks

Linux stars on the mainframe Mainframes may ultimately drive Linux into corporate computing. Linux and the mainframe combine the robustness of mainframe computing with the flexibility of the open-systems environment. "With Linux on the mainframe, you can quickly run new applications on the Linux instances without risk to your other applications," says John Eilert, co-author of Linux on the Mainframe. A Linux application can fail while everything else continues to hum along. Colorado State University's computer science department in Boulder is conducting research on virtual Linux servers running on an IBM mainframe. The group put Linux on top of an IBM 9672 model YX6 running the VM operating system. The system is configured with 3TB to 5TB of storage to handle 500 Linux instances. A Linux instance can be a computer science student, a Web server or some other application. The Linux mainframe project is part of the department's ongoing research into DB2 and Linux on IBM's System 390, says Dan Turk, assistant professor. One problem ...

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Features in this issue

  • Where tape belongs

    by  David Braue

    Ignore the industry babble about whether tape is dead or not: Tape is here to stay. But with the advantages of new low-cost disk systems--especially for fast restoration--tape's role in backup will likely change. The upshot: You'll likely be using your libraries differently.

Columns in this issue