[root@node1-cb604-centos7 ~]# cat /opt/couchbase/VERSION.txt 
7.0.0-4554
[root@node1-cb604-centos7 ~]# ./cbworkloadgen -j -i 50000 -u Administrator -p password -b default -n localhost:8091 --prefix  abc
-bash: ./cbworkloadgen: No such file or directory
[root@node1-cb604-centos7 ~]# cd /opt/couchbase/bin/
[root@node1-cb604-centos7 bin]# ./cbworkloadgen -j -i 50000 -u Administrator -p password -b default -n localhost:8091 --prefix  abc
  [####################] 100.0% (52632/estimated 52632 msgs)
bucket: default, msgs transferred...
       :                total |       last |    per sec
 byte  :              3649842 |    3649842 |  1882046.9
done
[root@node1-cb604-centos7 bin]# curl -X POST -u Administrator:password http://Administrator:password@localhost:8091/settings/maxParallelIndexers -d 'globalValue=1'
{"globalValue":1,"nodes":{"ns_1@10.112.194.101":1}}[root@node1-cb604-centos7 bin]# curl -X GET -u Administrator:asdasd http:/[{"pid":"<0.265.0>","limit":1,"running":0,"started_on":1615369477,"type":"couch_main_index_barrier","updated_on":1615441431,"waiting":0},{"pid":"<0.266.0>","limit":2,"running":0,"started_on":1615369477,"type":"couch_replica_index_barrier","updated_on":1615369477,"waiting":0},{"pid":"<0.267.0>","limit":4,"running":0,"started_on":1615369477,"type":"couch_spatial_index_barrier","updated_on":1615369477,"waiting":0}]
[root@node1-cb604-centos7 bin]# curl -X POST -u Administrator:password http://Administrator:password@localhost:8091/settings/maxParallelIndexers -d 'globalValue=5'
{"globalValue":5,"nodes":{"ns_1@10.112.194.101":5}}[root@node1-cb604-centos7 bin]# curl -X GET -u Administrator:asdasd http://localhost:8092/_active_tasks
[{"pid":"<0.265.0>","limit":5,"running":0,"started_on":1615369477,"type":"couch_main_index_barrier","updated_on":1615441521,"waiting":0},{"pid":"<0.266.0>","limit":2,"running":0,"started_on":1615369477,"type":"couch_replica_index_barrier","updated_on":1615369477,"waiting":0},{"pid":"<0.267.0>","limit":4,"running":0,"started_on":1615369477,"type":"couch_spatial_index_barrier","updated_on":1615369477,"waiting":0}]
[root@node1-cb604-centos7 bin]#