Fwd: FLink checkpoint，How to calculcate the number of files below the chk folder

[陈Darling]

Darling 
Andrew D.Lin

下面是被转发的邮件：

发件人: 陈Darling <[hidden email]>

主题: FLink checkpoint，How to calculcate the number of files below the chk folder

日期: 2019年7月18日 GMT+8 下午4:02:11

收件人: [hidden email]

Hello

state_checkpoints_dir/2d93ffacbddcf363b960317816566552/chk-2903/1e95606a-8f70-4876-ad6f-95e5cc38af86
state_checkpoints_dir/2d93ffacbddcf363b960317816566552/chk-2903/2a012214-734a-4c2b-804b-d96f4f3dddf8
state_checkpoints_dir/2d93ffacbddcf363b960317816566552/chk-2903/31871f64-7034-4323-9a2e-5e387e61b7c4
state_checkpoints_dir/2d93ffacbddcf363b960317816566552/chk-2903/54c12a36-c121-4fa0-be76-7996946b4beb
state_checkpoints_dir/2d93ffacbddcf363b960317816566552/chk-2903/63a22932-4bce-4531-bc65-a74d403efb91
state_checkpoints_dir/2d93ffacbddcf363b960317816566552/chk-2903/64b10d96-8333-4a7e-87d1-8afe24c7d2df
state_checkpoints_dir/2d93ffacbddcf363b960317816566552/chk-2903/66290710-e619-4ccf-90b6-5f09f89354f8
state_checkpoints_dir/2d93ffacbddcf363b960317816566552/chk-2903/_metadata


Q1:
What is the calculation formula for the number of files?

Q2:
Except _metadata, What is the meaning of other documents?

Q3:
Can these small files be merged together?





Darling
Andrew D.Lin