Fix speculative execution compatibility with coloring #2995
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… to calculate statistics
qinxuye
added
type: enhancement
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This pr fixed speculative execution compatibility with coloring by set
initial_same_color_numto 1 to ensure enough homogeneous subtasks. Ifinitial_same_color_num> 1, coloring based fusion will make subtask too heterogeneous such that the speculative scheduler can't get enough homogeneous subtasks to calculate statisticsWhat do these changes do?
Related issue number
Fixes #xxxx
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