December 2006
Intermediate to advanced
166 pages
3h 59m
English
book
Java Stand-alone Applications on z/OS Volume II
by Alex Louwe Kooijmans, Jonathan M Barney, Patrick Bruinsma, Venugopal Kailaikurthi, Christian Strauer, Kenichi Yoshimura
Content preview from Java Stand-alone Applications on z/OS Volume II
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20 Java Stand-alone Applications on z/OS Volume II
Heap
An STW collection initially performs a minimal sweep operation that searches for
and finds a free entry large enough to satisfy the current allocation failure. The
remaining unprocessed portion of the heap and mark map are left to concurrent
sweep to be both analyzed and connected. This work is accomplished by Java
threads through the allocation process. For a successful allocation, an amount of
heap relative to the size of the allocation is analyzed, and is performed outside
the allocation lock. Within an allocation, if the current free list cannot satisfy the
request, sections of analyzed heap are found and connected into the free list. If
sections exist but are not analyzed, the allocating ...
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I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.