es报错 xpack monitor 无法打开 求解

[2018-01-16T09:27:22,801][WARN ][o.e.x.m.e.l.LocalExporter] unexpected error while indexing monitoring document
org.elasticsearch.xpack.monitoring.exporter.ExportException: RemoteTransportException[[elk-4][192.168.20.154:9300][indices:data/write/bulk[s]]]; nested: RemoteTransportException[[elk-4][192.168.20.154:9300][indices:data/write/bulk[s][p]]]; nested: ProcessClusterEventTimeoutException[failed to process cluster event (put-mapping) within 30s];
at org.elasticsearch.xpack.monitoring.exporter.local.LocalBulk.lambda$throwExportException$2(LocalBulk.java:131) ~[x-pack-5.4.3.jar:5.4.3]
at org.elasticsearch.xpack.monitoring.exporter.local.LocalBulk$$Lambda$2136/1115286687.apply(Unknown Source) ~[?:?]
at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) ~[?:1.8.0_45]
at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175) ~[?:1.8.0_45]
at java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948) ~[?:1.8.0_45]
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512) ~[?:1.8.0_45]
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502) ~[?:1.8.0_45]
at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) ~[?:1.8.0_45]
at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) ~[?:1.8.0_45]
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:1.8.0_45]
at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) ~[?:1.8.0_45]
at org.elasticsearch.xpack.monitoring.exporter.local.LocalBulk.throwExportException(LocalBulk.java:132) [x-pack-5.4.3.jar:5.4.3]
at org.elasticsearch.xpack.monitoring.exporter.local.LocalBulk.lambda$doFlush$0(LocalBulk.java:115) [x-pack-5.4.3.jar:5.4.3]
at org.elasticsearch.xpack.monitoring.exporter.local.LocalBulk$$Lambda$2004/1309274645.accept(Unknown Source) [x-pack-5.4.