Logstash PQ Error

[2017-07-30T14:11:33,462][ERROR][logstash.instrument.periodicpoller.persistentqueue] tex=#<Mutex:0x41757cde>, @fast_lookup=#<Concurrent::Map:0x000003f34e377c entries=1339 default_proc=nil>>>>, @namespace_name=[:stats, :pipelines]>, @logger=#<LogStash::Logging::Logger:0x28400d21 @logger=#<Java::OrgApacheLoggingLog4jCore::Logger:0x40584aff>>, @http_environment="production", @id="796f0b9a-d579-45dd-bb7d-1c85f9320fd2", @reload_interval=3, @settings=#<LogStash::Settings:0x69b9f316 @settings={"node.name"=>#<LogStash::Setting::String:0x22b919a5 @possible_strings=[], @name="node.name", @value=nil, @value_is_set=false, @klass=String, @strict=true, @default="ELKTST", @validator_proc=nil>, "path.config"=>#<LogStash::Setting::NullableString:0x64bd5d6f @possible_strings=[], @name="path.config", @value="/etc/logstash/conf.d", @value_is_set=true, @klass=String, @strict=false, @default=nil, @validator_proc=nil>, "path.data"=>#<LogStash::Setting::WritableDirectory:0x423a23ad @name="path.data", @value="/var/lib/logstash", @value_is_set=true, @klass=String, @strict=false, @default="/usr/share/logstash/data", @validator_proc=nil>, "config.string"=>#<LogStash::Setting::NullableString:0x2a65ca98 @possible_strings=[], @name="config.string", @value=nil, @value_is_set=false, @klass=String, @strict=false, @default=nil, @validator_proc=nil>, "config.test_and_exit"=>#<LogStash::Setting::Boolean:0x407b8a40 @value_is_set=false, @name="config.test_and_exit", @value=nil, @klass=Object, @default=false, @validator_proc=nil>, "config.reload.automatic"=>#<LogStash::Setting::Boolean:0x4e23f105 @value_is_set=false, @name="config.reload.automatic", @value=nil, @klass=Object, @default=false, @validator_proc=nil>, "config.reload.interval"=>#<LogStash::Setting::Numeric:0x5d979427 @value_is_set=false, @name="config.reload.interval", @value=nil, @klass=Numeric, @default=3, @validator_proc=nil>, "metric.collect"=>#<LogStash::Setting::Boolean:0x59a2b407 @value_is_set=false, @name="metric.collect", @value=nil, @klass=Object, @default=true, @validator_proc=nil>, "pipeline.id"=>#<LogStash::Setting::String:0x45170cf9 @possible_strings=[], @name="pipeline.id", @value=nil, @value_is_set=false, @klass=String, @strict=true, @default="main", @validator_proc=nil>, "pipeline.system"=>#<LogStash::Setting::Boolean:0x14ed7687 @value_is_set=false, @name="pipeline.system", @value=nil, @klass=Object, @default=false, @validator_proc=nil>, "pipeline.workers"=>#<LogStash::Setting::PositiveInteger:0x75baee91 @value_is_set=false, @name="pipeline.workers", @value=nil, @klass=Integer, @default=2, @validator_proc=#<Proc:0x13aa46e8@/usr/share/logstash/logstash-core/lib/logstash/settings.rb:320>>, "pipeline.output.workers"=>#<LogStash::Setting::PositiveInteger:0x39746ead @value_is_set=false, @name="pipeline.output.workers", @value=nil, @klass=Integer, @default=1, @validator_proc=#<Proc:0x463a2b9e@/usr/share/logstash/logstash-core/lib/logstash/settings.rb:320>>, "pipeline.batch.size"=>#<LogStash::Setting::PositiveInteger:0x44f9cdbe @value_is_set=false, @name="pipeline.batch.size", @value=nil, @klass=Integer, @default=125, @validator_proc=#<Proc:0x750aa370@/usr/share/logstash/logstash-core/lib/logstash/settings.rb:320>>, "pipeline.batch.delay"=>#<LogStash::Setting::Numeric:0x3bdfd2e8 @value_is_set=false, @name="pipeline.batch.delay", @value=nil, @klass=Numeric, @default=5, @validator_proc=nil>, "pipeline.unsafe_shutdown"=>#<LogStash::Setting::Boolean:0x19b37d64 @value_is_set=false, @name="pipeline.unsafe_shutdown", @value=nil, @klass=Object, @default=false, @validator_proc=nil>, "path.plugins"=>#<LogStash::Setting:0x3a869f9 @name="path.plugins", @value=nil, @value_is_set=false, @klass=Array, @strict=true, @default=[], @validator_proc=nil>, "interactive"=>#<LogStash::Setting::NullableString:0x9b6d00f @possible_strings=[], @name="interactive", @value=nil, @value_is_set=false, @klass=String, @strict=false, @default=nil, @validator_proc=nil>, "config.debug"=>#<LogStash::Setting::Boolean:0x4c3b0b43 @value_is_set=false, @name="config.debug", @value=nil, @klass=Object, @default=false, @validator_proc=nil>, "log.level"=>#<LogStash::Setting::String:0x4e6117fd @possible_strings=["fatal", "error", "warn", "debug", "info", "trace"], @name="log.level", @value=nil, @value_is_set=false, @klass=String, @strict=true, @default="info", @validator_proc=nil>, "version"=>#<LogStash::Setting::Boolean:0xe464869 @value_is_set=false, @name="version", @value=nil, @klass=Object, @default=false, @validator_proc=nil>, "help"=>#<LogStash::Setting::Boolean:0x31cfd706 @value_is_set=false, @name="help", @value=nil, @klass=Object, @default=false, @validator_proc=nil>, "log.format"=>#<LogStash::Setting::String:0x25bab36f @possible_strings=["json", "plain"], @name="log.format", @value=nil, @value_is_set=false, @klass=String, @strict=true, @default="plain", @validator_proc=nil>, "http.host"=>#<LogStash::Setting::String:0x63a286da @possible_strings=[], @name="http.host", @value=nil, @value_is_set=false, @klass=String, @strict=true, @default="127.0.0.1", @validator_proc=nil>, "http.port"=>#<LogStash::Setting::PortRange:0x5f9b8fc7 @value_is_set=false, @name="http.port", @value=nil, @klass=Range, @default=9600..9700, @validator_proc=#<Proc:0x4214646b@/usr/share/logstash/logstash-core/lib/logstash/settings.rb:346>>, "http.environment"=>#<LogStash::Setting::String:0x102314d5 @possible_strings=[], @name="http.environment", @value=nil, @value_is_set=false, @klass=String, @strict=true, @default="production", @validator_proc=nil>, "queue.type"=>#<LogStash::Setting::String:0x6072ec75 @possible_strings=["persisted", "memory", "memory_acked"], @name="queue.type", @value="persisted", @value_is_set=true, @klass=String, @strict=true, @default="memory", @validator_proc=nil>, "queue.drain"=>#<LogStash::Setting::Boolean:0x179132f7 @value_is_set=false, @name="queue.drain", @value=nil, @klass=Object, @default=false, @validator_proc=nil>, "queue.page_capacity"=>#<LogStash::Setting::Bytes:0x14f77275 @value_is_set=false, @name="queue.page_capacity", @value=nil, @klass=Fixnum, @default=262144000, @validator_proc=#<Proc:0xcd6a548@/usr/share/logstash/logstash-core/lib/logstash/settings.rb:470>>, "queue.max_bytes"=>#<LogStash::Setting::Bytes:0x1cfa4982 @value_is_set=false, @name="queue.max_bytes", @value=nil, @klass=Fixnum, @default=1073741824, @validator_proc=#<Proc:0x5d01f48f@/usr/share/logstash/logstash-core/lib/logstash/settings.rb:470>>, "queue.max_events"=>#<LogStash::Setting::Numeric:0x6b9c0f2c @value_is_set=false, @name="queue.max_events", @value=nil, @klass=Numeric, @default=0, @validator_proc=nil>, "queue.checkpoint.acks"=>#<LogStash::Setting::Numeric:0x75849e22 @value_is_set=false, @name="queue.checkpoint.acks", @value=nil, @klass=Numeric, @default=1024, @validator_proc=nil>, "queue.checkpoint.writes"=>#<LogStash::Setting::Numeric:0x5a4f3e3d @value_is_set=false, @name="queue.checkpoint.writes", @value=nil, @klass=Numeric, @default=1024, @validator_proc=nil>, "queue.checkpoint.interval"=>#<LogStash::Setting::Numeric:0x14b7daaf @value_is_set=false, @name="queue.checkpoint.interval", @value=nil, @klass=Numeric, @default=1000, @validator_proc=nil>, "slowlog.threshold.warn"=>#<LogStash::Setting::TimeValue:0x1f59527a @value_is_set=false, @name="slowlog.threshold.warn", @value=nil, @klass=Fixnum, @default=-1, @validator_proc=nil>, "slowlog.threshold.info"=>#<LogStash::Setting::TimeValue:0x4efdaa3d @value_is_set=false, @name="slowlog.threshold.info", @value=nil, @klass=Fixnum, @default=-1, @validator_proc=nil>, "slowlog.threshold.debug"=>#<LogStash::Setting::TimeValue:0x6d60db09 @value_is_set=false, @name="slowlog.threshold.debug", @value=nil, @klass=Fixnum, @default=-1, @validator_proc=nil>, "slowlog.threshold.trace"=>#<LogStash::Setting::TimeValue:0x47a806a8 @value_is_set=false, @name="slowlog.threshold.trace", @value=nil, @klass=Fixnum, @default=-1, @validator_proc=nil>, "path.queue"=>#<LogStash::Setting::WritableDirectory:0x12b746a5 @name="path.queue", @value="/var/lib/logstash/queue", @value_is_set=true, @klass=String, @strict=false, @default="/usr/share/logstash/data/queue", @validator_proc=nil>, "path.settings"=>#<LogStash::Setting::String:0x3138ba8c @possible_strings=[], @name="path.settings", @value="/etc/logstash", @value_is_set=true, @klass=String, @strict=true, @default="/usr/share/logstash/config", @validator_proc=nil>, "path.logs"=>#<LogStash::Setting::String:0x5a6b8731 @possible_strings=[], @name="path.logs", @value="/var/log/logstash", @value_is_set=true, @klass=String, @strict=true, @default="/usr/share/logstash/logs", @validator_proc=nil>}, @transient_settings={}, @post_process_callbacks=[#<Proc:0x755bb0e7@/usr/share/logstash/logstash-core/lib/logstash/environment.rb:62>]>>, @task=#<Concurrent::TimerTask:0x1c3881a @observers=#<Concurrent::Collection::CopyOnNotifyObserverSet:0x797d51c @observers={#<LogStash::Instrument::PeriodicPoller::PersistentQueue:0x78442bc2 ...>=>:update}>, @timeout_interval=120.0, @running=<#Concurrent::AtomicBoolean:0x3f34e3ad8 value:true>, @StoppedEvent=#<Concurrent::Event:0x787911d5 @set=false, @iteration=0>, @execution_interval=5.0, @do_nothing_on_deref=true, @run_now=nil, @freeze_on_deref=nil, @executor=#<Concurrent::SafeTaskExecutor:0x65e7c598 @task=#<Proc:0x5c61c30d@/usr/share/logstash/logstash-core/lib/logstash/instrument/periodic_poller/base.rb:68>, @exception_class=StandardError>, @StopEvent=#<Concurrent::Event:0x662bafbd @set=false, @iteration=0>, @value=nil, @copy_on_deref=nil, @dup_on_deref=nil>, @metric=#<LogStash::Instrument::Metric:0x310a53e3 @collector=#<LogStash::Instrument::Collector:0x12e5c453 @agent=nil, @metric_store=#<LogStash::Instrument::MetricStore:0x7c80bb3d @store=#<Concurrent::Map:0x000003f34e3748 entries=4 default_proc=nil>, @structured_lookup_mutex=#<Mutex:0x41757cde>, @fast_lookup=#<Concurrent::Map:0x000003f34e377c entries=1339 default_proc=nil>>>>, @options={:polling_interval=>5, :polling_timeout=>120}>, :result=>nil, :exception=>Java::JavaIo::IOException, :polling_timeout=>120, :polling_interval=>5, :executed_at=>2017-07-30 14:11:33 +0200}