Hi，I have a toplogy run on a cluster, and last night, the nimbus hanged out,
the last part of nimbus.log is here.
obviously, after running for two hours, the nimbus hang out for
java.lang.NullPointerException.
Any ideas?
2014-07-07 17:53:30 b.s.d.nimbus [INFO] Starting Nimbus server...
2014-07-07 19:38:45 b.s.d.nimbus [ERROR] Error when processing event
java.lang.NullPointerException: null
at
backtype.storm.daemon.common$validate_basic_BANG_.invoke(common.clj:150)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
at
backtype.storm.daemon.common$system_topology_BANG_.invoke(common.clj:295)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
at backtype.storm.daemon.common$storm_task_info.invoke(common.clj:316)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
at
backtype.storm.daemon.nimbus$compute_executors.invoke(nimbus.clj:427)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
at
backtype.storm.daemon.nimbus$compute_executor__GT_component.invoke(nimbus.clj:439)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
at
backtype.storm.daemon.nimbus$read_topology_details.invoke(nimbus.clj:332)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
at
backtype.storm.daemon.nimbus$mk_assignments$iter__3782__3786$fn__3787.invoke(nimbus.clj:655)
~[na:0.9.1-incubating]
at clojure.lang.LazySeq.sval(LazySeq.java:42) ~[clojure-1.4.0.jar:na]
at clojure.core$seq.invoke(core.clj:133) ~[clojure-1.4.0.jar:na]
at clojure.core.protocols$seq_reduce.invoke(protocols.clj:31)
~[clojure-1.4.0.jar:na]
at clojure.core.protocols$fn__5875.invoke(protocols.clj:54)
~[clojure-1.4.0.jar:na]
at
clojure.core.protocols$fn__5828$G__5823__5841.invoke(protocols.clj:13)
~[clojure-1.4.0.jar:na]
at clojure.core$reduce.invoke(core.clj:6030) ~[clojure-1.4.0.jar:na]
at clojure.core$into.invoke(core.clj:6077) ~[clojure-1.4.0.jar:na]
at backtype.storm.daemon.nimbus$mk_assignments.doInvoke(nimbus.clj:654)
~[storm-core-0.9.1-incubating.jar:0.9.1-incubating]
at clojure.lang.RestFn.invoke(RestFn.java:410) ~[clojure-1.4.0.jar:na]
at
backtype.storm.daemon.nimbus$eval3962$exec_fn__1447__auto____3963$fn__3968$fn__3969.invoke(nimbus.clj:911)
~[na:0.9.1-incubating]
at
backtype.storm.daemon.nimbus$eval3962$exec_fn__1447__auto____3963$fn__3968.invoke(nimbus.clj:910)
~[na:0.9.1-incubating]
at
backtype.storm.timer$schedule_recurring$this__2129.invoke(timer.clj:92)
~[na:0.9.1-incubating]
at backtype.storm.timer$mk_timer$fn__2112$fn__2113.invoke(timer.clj:48)
~[na:0.9.1-incubating]
at backtype.storm.timer$mk_timer$fn__2112.invoke(timer.clj:41)
[na:0.9.1-incubating]
at clojure.lang.AFn.run(AFn.java:24) [clojure-1.4.0.jar:na]
at java.lang.Thread.run(Thread.java:619) [na:na]
2014-07-07 19:38:45 b.s.util [INFO] Halting process: ("Error when processing an
event")
2014-07-08
唐思成
