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Reference.org
TOSS (operating system)
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<p>The Tri-Lab Operating System Stack (TOSS) is a <a href="/facts/Linux_distribution/0vVl4N4f">Linux distribution</a> based on <a href="/facts/Red_Hat_Enterprise_Linux/6Cekx2ed">Red Hat Enterprise Linux</a> (RHEL) that was created to provide a <a href="/facts/Software_stack/rPE5Vp8c">software stack</a> for high performance computing (HPC) <a href="/facts/Computer_cluster/mT7S1BcX">clusters</a> for laboratories within the <a href="/facts/National_Nuclear_Security_Administration/s0xIr6ka">National Nuclear Security Administration</a> (NNSA). The operating system allows multiple smaller systems to emulate a <a href="/facts/High-performance_computing/HT9NwGAN">high-performance computing</a> (HPC) platform. </p>