开启了1000个线程并发去查询elasticsearch把es搞挂了

org.elasticsearch.transport.RemoteTransportException: [spd-2][172.**.**.**:9300][indices:data/read/search[phase/query]]
Caused by: org.elasticsearch.common.util.concurrent.EsRejectedExecutionException: rejected execution of org.elasticsearch.transport.TcpTransport$RequestHandler@716f4de8 on EsThreadPoolExecutor[search, queue capacity = 1000, org.elasticsearch.common.util.concurrent.EsThreadPoolExecutor@265dd39d[Running, pool size = 13, active threads = 13, queued tasks = 1000, completed tasks = 14338129]]
        at org.elasticsearch.common.util.concurrent.EsAbortPolicy.rejectedExecution(EsAbortPolicy.java:50) ~[elasticsearch-5.1.1.jar:5.1.1]
        at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823) ~[?:1.8.0_111]
        at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369) ~[?:1.8.0_111]
        at org.elasticsearch.common.util.concurrent.EsThreadPoolExecutor.doExecute(EsThreadPoolExecutor.java:94) ~[elasticsearch-5.1.1.jar:5.1.1]
        at org.elasticsearch.common.util.concurrent.EsThreadPoolExecutor.execute(EsThreadPoolExecutor.java:89) ~[elasticsearch-5.1.1.jar:5.1.1]
        at org.elasticsearch.transport.TcpTransport.handleRequest(TcpTransport.java:1343) [elasticsearch-5.1.1.jar:5.1.1]
        at org.elasticsearch.transport.TcpTransport.messageReceived(TcpTransport.java:1242) [elasticsearch-5.1.1.jar:5.1.1]
        at org.elasticsearch.transport.netty4.Netty4MessageChannelHandler.channelRead(Netty4MessageChannelHandler.java:74) [transport-netty4-5.1.1.jar:5.1.1]
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:373) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:351) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:293) [netty-codec-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:280) [netty-codec-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:396) [netty-codec-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:248) [netty-codec-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:373) ~[netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359) ~[netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:351) ~[netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86) ~[netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:373) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:351) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1334) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:373) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:926) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:129) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:651) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:536) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:490) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:450) [netty-transport-4.1.6.Final.jar:4.1.6.Final]
        at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:873) [netty-common-4.1.6.Final.jar:4.1.6.Final]
        at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
[2017-12-05T09:48:24,031][DEBUG][o.e.a.s.TransportSearchAction] [spd-1] [winlogbeat-2017.12.04][4], node[b2h4bgKGSTuPhiAZigrlYw], [R], s[STARTED], a[id=zEyxkhqgTAqEDwlOKcFZyg]: Failed to execute [SearchRequest{searchType=QUERY_THEN_FETCH, indices=[winlogbeat-2017.12.04], indicesOptions=IndicesOptions[id=38, ignore_unavailable=false, allow_no_indices=true, expand_wildcards_open=true, expand_wildcards_closed=false, allow_alisases_to_multiple_indices=true, forbid_closed_indices=true], types=[], routing='null', preference='null', requestCache=null, scroll=null, source={

　　记得好像ES默认线程池配置是1000，然后我开启了1000个线程去查询。直接es集群就挂了。。呵呵