* temp commit

* distribute best cfg

* update metric extracting

* fix bugs of prune and reading log

* fix adding cfg bug

* reset status

* remove alarm and set logdir

* deepcopy ctx

* change alarm

* fix restart bug

* best no need alarm

* add gbs search, add gpu memory to history csv, add memory detect

* fix bug

* fix memory read bug; fix etcd connection bug

* fix memory read bug, add oom detection for all ranks

* fix read log and oom detaction, add error code for read log

* add unit test

* Update master.py

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Co-authored-by: Ncaozhou <caozhou@radi.ac.cn>

* add auto tuner

* fix prune

* fix sharding prune and mbs candidates

* fix cfg

* fix launch

* fix launch

* add unittest

* fix code style