Performace improvement for vpicio (#211)

* Paritial fix for the region transfer/wait performance issue

* Committing clang-format changes

* Improve the async processing for vpicio_mts_all, also fix a few compile issues

* Committing clang-format changes

* Minor change

* Continue to optimize start_all performance for vpicio, add a few time related convinient functions

* Committing clang-format changes

* Fix hanging issue in CI testing

* Committing clang-format changes

* Disable debug prints

* Revert back for non-all ops

* Better pthread management

* Better pthread management

* Fix timeout issue with CI testing and clang-formatting

* Committing clang-format changes

* Test

* Trigger test

* Committing clang-format changes

* Trigger CI

* Committing clang-format changes

* Trigger CI

* Switch to static partition for vpicio

* Replace vpicio_mts with new implementation

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Co-authored-by: github-actions <github-actions[bot]@users.noreply.github.com>

src/api/include/pdc_client_connect.h

@@ -1102,4 +1102,7 @@ perr_t PDC_Client_insert_obj_ref_into_dart(dart_hash_algo_t hash_algo, char *att
  */
 void report_avg_server_profiling_rst();
 
+perr_t PDC_Client_transfer_pthread_create();
+perr_t PDC_Client_transfer_pthread_terminate();
+perr_t PDC_Client_transfer_pthread_cnt_add(int n);
 #endif /* PDC_CLIENT_CONNECT_H */