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16. Observability
16.1. Metrics 1. AppOptics 2. Atlas 3. Azure 4. Amazon CloudWatch 5. Datadog 6. Dropwizard 7. Dynatrace 8. Elastic 9. Ganglia 10. Graphite 11. Humio 12. Influx 13. JMX ... -
PersistenceManagerFactory
Standard JDO Properties Any JDO-enabled application will require (at least) one PersistenceManagerFactory. Typically applications create one per datastore being utilised. A Persi... -
3. Trouble Shooting
Common Issues java.lang.UnsupportedClassVersionError .. Unsupported major.minor version 52.0 org.apache.spark.SparkException: When running with master ‘yarn’ either HADOOP_CONF_DI... -
远程日志存储
远程日志存储（Remote Logging） 开启远程日志存储 将任务日志写入 阿里云对象存储（OSS） 将任务日志写入 Amazon S3 将任务日志写入 Google Cloud Storage (GCS) 将任务日志写入 Azure Blob Storage (ABS) 注意事项 远程日志存储（Remote Logging） ... -
Erasure Coding
Important Warning EC and Threads HDFS ec Command Configuring EC for a New Instance Configuring EC for an Existing Instance Defining Custom EC Policies With the release of ve... -
8. Distributed locks and synchronizers
8.1. Lock 8.2. Fair Lock 8.3. MultiLock 8.4. RedLock 8.5. ReadWriteLock 8.6. Semaphore 8.7. PermitExpirableSemaphore 8.8. CountDownLatch 8.9. Spin Lock 8.10. Fenced Lock ... -
Table Services
What does the Hudi cleaner do? How do I run compaction for a MOR table? What options do I have for asynchronous/offline compactions on MOR table? How to disable all table servic... -
Functions
bind bindAll partial memoize delay defer throttle debounce once after before wrap negate compose restArguments bind _.bind(function, object, *arguments) source ... -
Tracing
Configuring Tracing Instrumenting a Client Tracing from the Shell It can be difficult to determine why some operations are taking longer than expected. For example, you may be ... -
Managing Optimizers
Optimizer container Local container Flink container External container Optimizer group Add optimizer group Edit optimizer group Remove optimizer group Optimizer Scale-out a...
