Intermittent Issue:CBQError: [{u'msg': u'Error performing bulk get operation - cause: {379 errors, starting with Data request queue full, aborting query.}', u'code': 12008}

Test which fails:

python testrunner.py -i /tmp/n1ql_set2.ini -p gsi_type=forestdb,primary_indx_type=GSI,doc-per-day=6,get-cbcollect-info=True,services_init=n1ql:kv:index -c /tmp/concurrent.conf

Job which fails:

http://qa.sc.couchbase.com/job/cen006-p0-n1ql-vset01-05-clusterops

Error reported:

CBQError: CBQError: host 172.23.105.200: ERROR:{u'status': u'errors', u'errors': [{u'msg': u'Error performing bulk get operation  - cause: {10 errors, starting with Data request queue full, aborting query.}', u'code': 12008}], u'results': 

Attaching logs.

Ini file:  /tmp/n1ql_set2.ini 

[global]

port:8091

username:root

password:couchbase

[servers]

1:vm1

2:vm2

3:vm3

4:vm4

[vm1]

ip:172.23.105.200

services:kv,index,n1ql

[vm2]

ip:172.23.105.202

services:kv,index,n1ql

[vm3]

ip:172.23.105.201

services:kv,index,n1ql

[vm4]

ip:172.23.105.188

services:kv,index,n1ql

[membase]

rest_username:Administrator

rest_password:password

[tuq_client]

goroot:/root/n1ql/go

gopath:/root/n1ql/gocode

conf file:  /tmp/concurrent.conf

tuqquery.tuq_concurrent.ConcurrentTests:

    test_concurrent_queries,test_to_run=test_union_all,GROUP=CONCURRENT;P0

    test_concurrent_queries,test_to_run=test_union_aggr_fns,GROUP=CONCURRENT;P1

    test_concurrent_queries,test_to_run=test_select_split_fn,GROUP=CONCURRENT;P1

    test_concurrent_queries,test_to_run=test_group_by_aggr_fn,GROUP=CONCURRENT;P1

    test_concurrent_queries,test_to_run=test_group_by_having,ops=rebalance,GROUP=CONCURRENT;P1

    test_concurrent_queries,test_to_run=test_let_not_equal,GROUP=CONCURRENT;P1

    test_concurrent_queries,test_to_run=test_let_more_equal,GROUP=CONCURRENT;P1

    test_concurrent_queries,test_to_run=test_prepared_less_equal,GROUP=CONCURRENT;P1