Synced 1 tasks from storage (0 tasks added, 0 tasks removed)

Hi:
I’m using druid 0.8.0 now. when I batch ingestion with the index service (type is index_hadoop),i got these info ,and i can not find any errors.what’s happening?

2015-07-21T18:27:12,308 INFO [qtp1589041517-126] org.skife.config.ConfigurationObjectFactory - Assigning value [10] for [druid.processing.numThreads] on [io.druid.query.DruidProcessingConfig#getNumThreads()]

2015-07-21T18:27:12,309 INFO [qtp1589041517-126] org.skife.config.ConfigurationObjectFactory - Using method itself for [${base_path}.columnCache.sizeBytes] on [io.druid.query.DruidProcessingConfig#columnCacheSizeBytes()]

2015-07-21T18:27:12,315 INFO [qtp1589041517-126] org.skife.config.ConfigurationObjectFactory - Assigning default value [processing-%s] for [${base_path}.formatString] on [com.metamx.common.concurrent.ExecutorServiceConfig#getFormatString()]

2015-07-21T18:27:12,614 INFO [qtp1589041517-126] io.druid.guice.JsonConfigurator - Loaded class[interface io.druid.segment.data.BitmapSerdeFactory] from props[druid.processing.bitmap.] as [ConciseBitmapSerdeFactory{}]

2015-07-21T18:27:12,618 INFO [qtp1589041517-126] io.druid.guice.PropertiesModule - Loading properties from common.runtime.properties

2015-07-21T18:27:12,619 INFO [qtp1589041517-126] io.druid.guice.PropertiesModule - Loading properties from runtime.properties

2015-07-21T18:27:12,655 INFO [qtp1589041517-126] io.druid.guice.JsonConfigurator - Loaded class[class io.druid.guice.ExtensionsConfig] from props[druid.extensions.] as [ExtensionsConfig{searchCurrentClassloader=true, coordinates=[io.druid.extensions:druid-examples, io.druid.extensions:druid-histogram, io.druid.extensions:druid-kafka-eight, io.druid.extensions:mysql-metadata-storage, io.druid.extensions:druid-hdfs-storage], defaultVersion=‘0.8.0’, localRepository=’/home/mfw_hadoop/.m2/repository’, remoteRepositories=[https://repo1.maven.org/maven2/, https://metamx.artifactoryonline.com/metamx/pub-libs-releases-local]}]

2015-07-21T18:27:12,661 INFO [qtp1589041517-126] io.druid.indexing.overlord.MetadataTaskStorage - Inserting task index_hadoop_logdata_format_2015-07-21T18:27:12.657+08:00 with status: TaskStatus{id=index_hadoop_logdata_format_2015-07-21T18:27:12.657+08:00, status=RUNNING, duration=-1}

2015-07-21T18:27:45,254 INFO [TaskQueue-Manager] io.druid.indexing.overlord.TaskQueue - Asking taskRunner to run: index_hadoop_logdata_format_2015-07-21T18:27:12.657+08:00

2015-07-21T18:27:45,255 INFO [TaskQueue-Manager] io.druid.indexing.overlord.RemoteTaskRunner - Added pending task index_hadoop_logdata_format_2015-07-21T18:27:12.657+08:00

2015-07-21T18:27:45,311 INFO [TaskQueue-StorageSync] io.druid.indexing.overlord.TaskQueue - Synced 1 tasks from storage (0 tasks added, 0 tasks removed).

2015-07-21T18:28:45,280 INFO [TaskQueue-StorageSync] io.druid.indexing.overlord.TaskQueue - Synced 1 tasks from storage (0 tasks added, 0 tasks removed).

2015-07-21T18:29:45,278 INFO [TaskQueue-StorageSync] io.druid.indexing.overlord.TaskQueue - Synced 1 tasks from storage (0 tasks added, 0 tasks removed).

2015-07-21T18:30:45,281 INFO [TaskQueue-StorageSync] io.druid.indexing.overlord.TaskQueue - Synced 1 tasks from storage (0 tasks added, 0 tasks removed).

2015-07-21T18:31:45,283 INFO [TaskQueue-StorageSync] io.druid.indexing.overlord.TaskQueue - Synced 1 tasks from storage (0 tasks added, 0 tasks removed).

2015-07-21T18:32:45,278 INFO [TaskQueue-StorageSync] io.druid.indexing.overlord.TaskQueue - Synced 1 tasks from storage (0 tasks added, 0 tasks removed).

Hi Wang,
these info logs are fine, what is the issue you are seeing ? do you have any middlemanager running to run the task ?

These are normal logs. Do you have the task logs of the task that is failing?