January 2006
Intermediate to advanced
226 pages
6h 11m
English
book
Linux for IBM System z9 and IBM zSeries
by Gregory Geiselhart, Robert Brenneman, Eli Dow, Klaus Egeler, Torsten Gutenberger, Bruce Hayden, Livio Sousa
Content preview from Linux for IBM System z9 and IBM zSeries
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Chapter 3. Virtualization with z/VM 53
If the guest begins to swap as load increases, the guest virtual machine size
is correct. Ideally, as the workload reaches steady state, Linux swapping
slows down or even stops.
3.4.3 Managing the VM scheduler
The VM scheduler attempts to keep as many logged-on virtual machines running
concurrently as possible, based on availability of processor cycles, real storage,
and paging space. Logged-on virtual machines reside on one of three lists:
Dormant list contains virtual machines with no immediate task to perform.
Eligible list contains virtual machines waiting for a system resource.
Dispatch list contains ...
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