[atlasdb@vm1 ~]$ psql
psql (11.5)
PSQL: Release 2.7.0
Connected to:
AtlasDB V2.7 Enterprise Edition Release - 64-bit Production
Type "help" for help.

atlasdb=# select * from pg_stat_replication ;
 pid  | usesysid | usename | application_name |  client_addr  | client_hostname | client_port |         backend_start         | backend_xmin |   state   | sent_lsn  | write_lsn | flush_lsn | replay_lsn | write_lag | flush_lag | replay_lag | sync_priority |
 sync_state 
------+----------+---------+------------------+---------------+-----------------+-------------+-------------------------------+--------------+-----------+-----------+-----------+-----------+------------+-----------+-----------+------------+---------------+
------------
 3421 |       10 | atlasdb | walreceiver      | 192.168.0.202 |                 |       33462 | 2019-12-25 18:38:34.168977+08 |              | streaming | 0/3000060 | 0/3000060 | 0/3000060 | 0/3000060  |           |           |            |             0 |
 async
(1 row)

atlasdb=# select pg_is_in_recovery();
 pg_is_in_recovery 
-------------------
 f
(1 row)

atlasdb=#