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Fix Mantis Issue#244 fix bug in linear read ahead (no check on access pattern) The changes are: 1) Take into account access pattern when deciding whether or not to do linear read ahead. 2) Expose a knob innodb_read_ahead_factor = [0-64] default (8), dynamic, global to control linear read ahead behvior 3) Disable random read ahead. Keep the code for now. Submitted by: Inaam (rb://122) Approved by: Heikki (rb://122) |
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buf0buddy.c | ||
buf0buf.c | ||
buf0flu.c | ||
buf0lru.c | ||
buf0rea.c |