Linux controls IBM mainframes

“According to IBM, the financial savings can be up to 80 per
cent. Furthermore, a “save-as-you-grow” pricing model is intended
to facilitate investment decisions by allowing customers to
gradually purchase resources at considerably lower prices than that
of a complete system.

“Although the name Enterprise Linux Server may imply an
association with Novell’s SLES, IBM says that it develops the
System z mainframes, like its other Linux products, in close
cooperation with Red Hat and Novell.”

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