我有一个使用 jMeter 的批处理测试,它使用 HandleHttpRequest 向处理器 NIFI 发送几个 HTTP 请求 (GET) 并发送到 Topic Kafka。
问题是 StandardHTTPContextMap 返回 SERVICE_UNAVAILABLE 错误,似乎当数据流的速率超过出处记录速率时会发生这种情况,但我不确定。
有人知道吗?我删除了部分日志:
2016-05-05 15:12:14,064 WARN [Timer-Driven Process Thread-7]
o.a.n.p.PersistentProvenanceRepository The rate of the dataflow is exceeding the provenance recording rate. Slowing down flow to accommodate. Currently, there are 96 journal files (533328812 bytes) and threshold for blocking is 80 (1181116006 bytes)
2016-05-05 15:12:20,310 INFO [Provenance Repository Rollover Thread-2]
o.a.n.p.PersistentProvenanceRepository Successfully merged 16 journal files (46096 records) into single Provenance Log File ./provenance_repository/8913710.prov in 43254 milliseconds
2016-05-05 15:12:20,314 INFO [Provenance Repository Rollover Thread-2] o.a.n.p.PersistentProvenanceRepository Successfully Rolled over Provenance Event file containing 65422 records
2016-05-05 15:12:20,398 INFO [Timer-Driven Process Thread-7]
o.a.n.p.PersistentProvenanceRepository Provenance Repository has now caught up with rolling over journal files. Current number of journal files to be rolled over is 80
2016-05-05 15:12:20,399 INFO [Timer-Driven Process Thread-7]
o.a.n.p.PersistentProvenanceRepository Created new Provenance Event Writers for events starting with ID 9190418
2016-05-05 15:12:21,422 INFO [qtp1693512967-121]
o.a.n.p.standard.HandleHttpRequest HandleHttpRequest[id=3858f0ad-b165-427b-a460-67fbf7cff0d8] Sending back a SERVICE_UNAVAILABLE response to 172.26.60.27; request was GET 172.26.60.27