Expelling erroneously allows deduping of SyncWrites in checkpoint

[2019-10-04T09:44:15-07:00, sequoiatools/couchbase-cli:6.5:6a4039] server-add -c 172.23.108.103:8091 --server-add https://172.23.106.100 -u Administrator -p password --server-add-username Administrator --server-add-password password --services data

[2019-10-04T09:44:38-07:00, sequoiatools/couchbase-cli:6.5:b4a767] rebalance -c 172.23.108.103:8091 -u Administrator -p password

→  

Error occurred on container - sequoiatools/couchbase-cli:6.5:[rebalance -c 172.23.108.103:8091 -u Administrator -p password]

docker logs b4a767

docker start b4a767

*Unable to display progress bar on this os

JERROR: Rebalance failed. See logs for detailed reason. You can try again.

[2019-10-04T09:55:07-07:00, sequoiatools/cmd:5a4414] 60

[2019-10-04T09:56:16-07:00, sequoiatools/cmd:348ec6] 300

2019-10-04T09:54:52.724-07:00, compaction_daemon:0:warning:message(ns_1@172.23.97.119) - Compactor for view `mapreduce_view/default/_design/scale/replica` (pid [{type,

                                                                         view},

                                                                        {important,

                                                                         true},

                                                                        {name,

                                                                         <<"mapreduce_view/default/_design/scale/replica">>},

                                                                        {fa,

                                                                         {#Fun<compaction_daemon.23.62703019>,

                                                                          [<<"default">>,

                                                                           <<"_design/scale">>,

                                                                           mapreduce_view,

                                                                           replica,

                                                                           {config,

                                                                            {30,

                                                                             undefined},

                                                                            {30,

                                                                             undefined},

                                                                            undefined,

                                                                            false,

                                                                            false,

                                                                            {daemon_config,

                                                                             30,

                                                                             131072,

                                                                             20971520}},

                                                                           true,

                                                                           {[{type,

                                                                              bucket}]}]}}]) terminated unexpectedly: {updater_died,

                                                                                                                       {updater_error,

                                                                                                                        timeout}}

2019-10-04T09:54:52.930-07:00, ns_rebalancer:2:info:message(ns_1@172.23.108.103) - Bad replicators after rebalance:

Missing = [{'ns_1@172.23.108.103','ns_1@172.23.97.119',113},

           {'ns_1@172.23.108.103','ns_1@172.23.97.119',114},

           {'ns_1@172.23.108.103','ns_1@172.23.97.119',115},

           {'ns_1@172.23.108.103','ns_1@172.23.97.119',116},

           {'ns_1@172.23.108.103','ns_1@172.23.97.119',117},

           {'ns_1@172.23.108.103','ns_1@172.23.97.119',118},

           {'ns_1@172.23.108.103','ns_1@172.23.97.119',119},

           {'ns_1@172.23.108.103','ns_1@172.23.97.119',120},

           {'ns_1@172.23.108.103','ns_1@172.23.97.119',121}]

Extras = []

2019-10-04T09:54:52.933-07:00, ns_orchestrator:0:critical:message(ns_1@172.23.108.103) - Rebalance exited with reason bad_replicas.

Rebalance Operation Id = 0b67a052f94895e5418ff35de8a74354

-------------------------------

per_node_processes('ns_1@172.23.108.103') =

     {<0.32074.207>,

      [{backtrace,

           [<<"Program counter: 0x00007f550eb437c8 (gen_server:loop/7 + 288)">>,

            <<"CP: 0x0000000000000000 (invalid)">>,<<"arity = 0">>,<<>>,

            <<"0x00007f538ccd6128 Return addr 0x00007f55553e6ff0 (proc_lib:init_p_do_apply/3 + 72)">>,

            <<"y(0)     []">>,<<"y(1)     infinity">>,

            <<"y(2)     dcp_proxy">>,

            <<"(3)     {state,#Port<0.236464>,{producer,\"replication:ns_1@172.23.106.100->ns_1@172.23.108.103:NEW_ORDER\",'ns_1@172.23.1">>,

            <<"y(4)     <0.32074.207>">>,<<"y(5)     <0.7577.208>">>,<<>>,

            <<"0x00007f538ccd6160 Return addr 0x0000000000942608 (<terminate process normally>)">>,

            <<"y(0)     []">>,

            <<"y(1)     Catch 0x00007f55553e7010 (proc_lib:init_p_do_apply/3 + 104)">>,

            <<>>]},

       {messages,[]},

       {dictionary,

           [{'$initial_call',{dcp_proxy,init,1}},

            {'$ancestors',

                ['dcp_replicator-NEW_ORDER-ns_1@172.23.106.100',

                 'dcp_sup-NEW_ORDER','single_bucket_kv_sup-NEW_ORDER',

                 ns_bucket_sup,ns_bucket_worker_sup,ns_server_sup,

                 ns_server_nodes_sup,<0.205.0>,ns_server_cluster_sup,root_sup,

                 <0.117.0>]}]},

       {registered_name,[]},

       {status,waiting},

       {initial_call,{proc_lib,init_p,5}},

       {error_handler,error_handler},

       {garbage_collection,

           [{max_heap_size,#{error_logger => true,kill => true,size => 0}},

            {min_bin_vheap_size,46422},

            {min_heap_size,233},

            {fullsweep_after,512},

            {minor_gcs,98}]},

       {garbage_collection_info,

           [{old_heap_block_size,6772},

            {heap_block_size,1598},

            {mbuf_size,0},

            {recent_size,24},

            {stack_size,10},

            {old_heap_size,2339},

            {heap_size,445},