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tqchen 2015-01-15 10:29:32 -08:00
parent 6d5ac6446c
commit 1f35478b82
1 changed files with 3 additions and 2 deletions
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include/rabit.h
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@ -216,8 +216,9 @@ inline void CheckPoint(const ISerializable *global_model,
* For example, suppose the calling sequence is:
* LazyCheckPoint, code1, Allreduce, code2, Broadcast, code3, LazyCheckPoint
*
* If user can only changes global_model in code3, then LazyCheckPoint can be used to
* improve efficiency of the program.
* If user want to use LazyCheckPoint, then the user MUST only change global_model in code3.
*
* The Use of LazyCheckPoint instead of CheckPoint will improve efficiency of the program.
* \param global_model pointer to the globally shared model/state
* when calling this function, the caller need to gauranttees that global_model
* is the same in all nodes