2022-01-262022-01-26197413705142https://hdl.handle.net/10657/8579This thesis describes a software probe of a CDC 6600. Included are a description of the Kronos operating system, histograms of total channel wait and holding times, channel wait and holding times by system function, peripheral processor wait and holding times by peripheral processor routine, number of free peripheral processors, total time per job by type, CPU time per job by type, time between roll out, time between I/O request, and wait time for field length changes. An analysis of the data is included.application/pdfenThis item is protected by copyright but is made available here under a claim of fair use (17 U.S.C. §107) for non-profit research and educational purposes. Users of this work assume the responsibility for determining copyright status prior to reusing, publishing, or reproducing this item for purposes other than what is allowed by fair use or other copyright exemptions. Any reuse of this item in excess of fair use or other copyright exemptions requires express permission of the copyright holder.Thesisreformatted digital