One object with multi current version
Ceph Version: 14.2.15
Os Version: CentOS 7.6.1810
1, Create a rgw gateway and config rgw_thread_pool_size = 64.
2, Create a bucket named test_bucket0 and set a user named test_s3_1 to own this bucket.
3, Create another user named test_s3_2 to full control test_bucket0.
4, Enable test_bucket0's multi version.
5, Use test_s3_2 to upload a object named s3cfg.txt.
6, Suspend test_bucket0's multi version.
7, Use two client, one use test_s3_1 to upload object named 's3cfg.txt', the other use test_s3_2 to upload object have the same name 's3cfg.txt'.
8, After a few seconds, the 's3cfg.txt' will have multi current version with s3browser.