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Linux on IBM Z
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<p>Linux on IBM Z or Linux on zSystems is the collective term for the <a href="/facts/Linux/9FvCKSTq">Linux</a> operating system compiled to run on <a href="/facts/IBM_mainframe/0kPkgADx">IBM mainframes</a>, especially IBM <a href="/facts/IBM_Z/JJX9eAsD">Z</a> / IBM zSystems and IBM LinuxONE servers. Similar terms which imply the same meaning are <i>Linux/390</i>, <i>Linux/390x,</i> etc. The three Linux distributions certified for usage on the IBM Z hardware platform are <a href="/facts/Red_Hat_Enterprise_Linux/6Cekx2ed">Red Hat Enterprise Linux</a>, <a href="/facts/SUSE_Linux_Enterprise_Server/Fqf31h9R">SUSE Linux Enterprise Server</a>, and <a href="/facts/Ubuntu/0WDd7hkb">Ubuntu</a>. </p>