KAFKA-7870这个BUG在后续的哪个版本里修复了？
kafka
生产KAFKA集群遇到 这个BUG，现象是KAFKA集群正常。ISR也全，分区leader无法写入和消费，分区follower同步数据失败，最终异常节点内存消耗很高，重启这一个节点后，恢复正常。检查所有日志，只有follower上面有以下同步异常日志，其他的日志均未发现异常。
[2019-09-02 10:03:30,051] WARN [ReplicaFetcher replicaId=8, leaderId=2, fetcherId=0]
Error in response for fetch request (type=FetchRequest, replicaId=8, maxWait=500, minBytes=1, maxBytes=10485760,
fetchData={
PortrayAys-10=(offset=0, logStartOffset=0, maxBytes=1048576, currentLeaderEpoch=Optional[4]),
MMS-Metric-1=(offset=749142728, logStartOffset=749142728, maxBytes=1048576, currentLeaderEpoch=Optional[0]),
dialtest-2=(offset=15316723, logStartOffset=15316723, maxBytes=1048576, currentLeaderEpoch=Optional[4]),
DetectoCPU-3=(offset=0, logStartOffset=0, maxBytes=1048576, currentLeaderEpoch=Optional[2]),
OneMinBL-17=(offset=0, logStartOffset=0, maxBytes=1048576, currentLeaderEpoch=Optional[4]),
MetricRoute-0=(offset=0, logStartOffset=0, maxBytes=1048576, currentLeaderEpoch=Optional[2]),
MetricBaseData-25=(offset=649178, logStartOffset=649178, maxBytes=1048576, currentLeaderEpoch=Optional[0]),
Argus-RawData-8=(offset=20386963624, logStartOffset=20386403279, maxBytes=1048576, currentLeaderEpoch=Optional[0]),
MetricBaseData-15=(offset=648652, logStartOffset=648652, maxBytes=1048576, currentLeaderEpoch=Optional[0]),
PortrayAys-20=(offset=0, logStartOffset=0, maxBytes=1048576, currentLeaderEpoch=Optional[2]),
NewProxyBaseData-5=(offset=0, logStartOffset=0, maxBytes=1048576, currentLeaderEpoch=Optional[2]),
Detector-To-ES-8=(offset=31787842, logStartOffset=31787842, maxBytes=1048576, currentLeaderEpoch=Optional[4]),
AIAnomaly-2=(offset=5628, logStartOffset=5628, maxBytes=1048576, currentLeaderEpoch=Optional[2]),
AIPortray-22=(offset=0, logStartOffset=0, maxBytes=1048576, currentLeaderEpoch=Optional[4])},
isolationLevel=READ_UNCOMMITTED, toForget=, metadata=(sessionId=2013330601, epoch=INITIAL)) (kafka.server.ReplicaFetcherThread)