我通过官方的Neo4j javascript驱动程序向数据库发送大约300多个写入和一个读取查询。有时它速度很快但有时我会遇到driver.onError调用的连接错误。看一下debug.log，似乎有时应用程序线程被阻塞了，我得到下面的第二条日志信息。是因为我发送的查询过多，所以它被限制了吗？是什么引起了这个？非常感谢！
CONSOLE.LOG：
Driver instantiation failed. Error: Error: read ECONNRESET
{ Error: read ECONNRESET
at Neo4jError.Error (native)
at new Neo4jError
(/...myproject/node_modules/neo4j-driver/lib/v1/error.js:76:132)
at newError
(/...myproject/node_modules/neo4j-driver/lib/v1/error.js:66:10)
at NodeChannel._handleConnectionError
(...myproject/node_modules/neo4j-driver/lib/v1/internal/ch-node.js:328:41)
at emitOne (events.js:96:13)
at TLSSocket.emit (events.js:188:7)
at emitErrorNT (net.js:1281:8)
at _combinedTickCallback (internal/process/next_tick.js:80:11)
at process._tickCallback (internal/process/next_tick.js:104:9) code: 'ServiceUnavailable' }
debug.log：
Failed to write response to driver Cannot write to buffer when closed
java.io.IOException: Cannot write to buffer when closed
at org.neo4j.bolt.v1.transport.ChunkedOutput.ensure(ChunkedOutput.java:163)
at org.neo4j.bolt.v1.transport.ChunkedOutput.writeShort(ChunkedOutput.java:94)
at org.neo4j.bolt.v1.packstream.PackStream$Packer.packStructHeader(PackStream.java:427)
at org.neo4j.bolt.v1.messaging.BoltResponseMessageWriter.onFailure(BoltResponseMessageWriter.java:91)
at org.neo4j.bolt.v1.messaging.MessageProcessingHandler.publishError(MessageProcessingHandler.java:46)
at org.neo4j.bolt.v1.messaging.MessageProcessingHandler.onFinish(MessageProcessingHandler.java:107)
at org.neo4j.bolt.v1.runtime.BoltStateMachine.after(BoltStateMachine.java:102)
at org.neo4j.bolt.v1.runtime.BoltStateMachine.run(BoltStateMachine.java:198)
at org.neo4j.bolt.v1.messaging.BoltMessageRouter.lambda$onRun$3(BoltMessageRouter.java:80)
at org.neo4j.bolt.v1.runtime.concurrent.RunnableBoltWorker.execute(RunnableBoltWorker.java:130)
at org.neo4j.bolt.v1.runtime.concurrent.RunnableBoltWorker.executeBatch(RunnableBoltWorker.java:123)
at org.neo4j.bolt.v1.runtime.concurrent.RunnableBoltWorker.run(RunnableBoltWorker.java:96)
at java.lang.Thread.run(Thread.java:745)