why Client is being closed?

[yuanjun Li <cs...@gmail.com>]

Please help me.

I use 0.9.1-incubating with 4 workers on one machine. After a few hours,
all of these workers down and restart, I don't know why, below this error
log :


2015-08-18 18:19:40 b.s.util [ERROR] [Thread-53] Async loop died!
java.lang.RuntimeException: java.lang.RuntimeException: Client is being
closed, and does not take requests any more
        at
backtype.storm.utils.DisruptorQueue.consumeBatchToCursor(DisruptorQueue.java:107)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
        at
backtype.storm.utils.DisruptorQueue.consumeBatchWhenAvailable(DisruptorQueue.java:78)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
        at
backtype.storm.disruptor$consume_batch_when_available.invoke(disruptor.clj:77)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
        at
backtype.storm.disruptor$consume_loop_STAR_$fn__1577.invoke(disruptor.clj:89)
~[na:na]
        at backtype.storm.util$async_loop$fn__384.invoke(util.clj:433)
~[na:na]
        at clojure.lang.AFn.run(AFn.java:24) [clojure-1.4.0.jar:na]
        at java.lang.Thread.run(Thread.java:662) [na:1.6.0_41]
Caused by: java.lang.RuntimeException: Client is being closed, and does not
take requests any more
        at backtype.storm.messaging.netty.Client.send(Client.java:125)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
        at
backtype.storm.daemon.worker$mk_transfer_tuples_handler$fn__4398$fn__4399.invoke(worker.clj:319)
~[na:na]
        at
backtype.storm.daemon.worker$mk_transfer_tuples_handler$fn__4398.invoke(worker.clj:308)
~[na:na]
        at
backtype.storm.disruptor$clojure_handler$reify__1560.onEvent(disruptor.clj:58)
~[na:na]
        at
backtype.storm.utils.DisruptorQueue.consumeBatchToCursor(DisruptorQueue.java:104)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
        ... 6 common frames omitted