Persist rollbacks stats in case of indexer crash - needed for verification

hemantrajput@LFC testrunner % curl -s -v -u Administrator:password http://10.112.205.101:9102/stats 2>/dev/null | jq | grep num_rollbacks 

  "MAINT_STREAM:default:num_rollbacks": 2,

  "MAINT_STREAM:default:num_rollbacks_to_zero": 1,

hemantrajput@LFC testrunner % ssh root@10.112.205.101                                                                                     

Last login: Fri Sep  3 07:29:24 2021 from 10.112.205.1

[root@node1-cb660-centos7 ~]# pgrep indexer

25923

[root@node1-cb660-centos7 ~]# kill -9 25923

[root@node1-cb660-centos7 ~]# exit

logout

Connection to 10.112.205.101 closed.

hemantrajput@LFC testrunner % curl -s -v -u Administrator:password http://10.112.205.101:9102/stats 2>/dev/null | jq | grep num_rollbacks 

  "MAINT_STREAM:default:num_rollbacks": 0,

  "MAINT_STREAM:default:num_rollbacks_to_zero": 0,

hemantrajput@LFC testrunner %