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Comparing IO-AIO/Changes (file contents):
Revision 1.139 by root, Sat Apr 12 23:34:15 2008 UTC vs.
Revision 1.140 by root, Wed Apr 16 16:45:18 2008 UTC

4TODO: aio_cptree/mvtree 4TODO: aio_cptree/mvtree
5TODO: reduce condvar fairness: schedule hot-cache-threads first? 5TODO: reduce condvar fairness: schedule hot-cache-threads first?
6TODO: splice/tee/vmsplice/sync_file_range? (http://kerneltrap.org/node/6505 http://lwn.net/Articles/178199/) 6TODO: splice/tee/vmsplice/sync_file_range? (http://kerneltrap.org/node/6505 http://lwn.net/Articles/178199/)
7TODO: aio_fcntl, at least for file-locking 7TODO: aio_fcntl, at least for file-locking
8 8
92.61 Wed Apr 16 18:45:02 CEST 2008
9 - fix treescan output duplication and improve output ordering. 10 - fix treescan output duplication and improve output ordering.
10 also display files given on the commandline. 11 also display files given on the commandline.
12 - use a different algorithm for aio_close that is faster
13 and probably has even lower chances of blocking.
11 - do our own stack memory management for threads - linux 14 - do our own stack memory management for threads - linux
12 allocates outrageous amounts of VM (not so bad unless you 15 allocates outrageous amounts of VM (not so bad unless you
13 use mlockall...), which severely limits the number of threads 16 use mlockall...), which severely limits the number of threads
14 on 32-bit arches: stack size is the larger of PTHREAD_STACK_MIN 17 on 32-bit arches: stack size is the larger of PTHREAD_STACK_MIN
15 and 4096 * sizeof (long) (usually this is 16..64k). 18 and 4096 * sizeof (long) (usually this is 16..64k).

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