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Posts, page 6

Newest first. 31 posts in total.

Spark

A Spark JVM playbook: custom logging, class loading, stack size and proxies

Sep 4, 2026 14 min read

#Spark
#Troubleshoot
#Logging

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Streaming Query Logging views
Shuffle Partition Generator views
Iceberg on Polaris views
Spark Submit for Iceberg views
Parquet Command Line Tools views
Spark Submit Formatter views
Spark Configuration Generator views
Kerberos Setup on Linux views
Spark Release History views
Spark Memory Management views
Spark Adaptive Query Execution views
Fixing Data Skew views
Inside the Catalyst Optimizer views
Spark Connect with Apache Iceberg views
Spark Connect with Apache Hudi views
Join Strategies in Apache Spark views
Top Apache Spark Interview Questions views
Hudi Merge-on-Read views
Spark and Hudi Logging views
Apache XTable Cheat Sheet views
Inside Apache Iceberg Architecture views
Inside Apache Hudi Architecture views
Inside Apache Spark Architecture views
Apache Spark Cheat Sheet views
Hudi Index Types views
Apache Iceberg Cheat Sheet views
Apache Hudi Cheat Sheet views
Getting Started with Apache Hudi views
Hudi vs Iceberg vs Delta Lake views
XTable Incremental Sync views
Spark JVM Troubleshooting views

Categories

Hudi 6
Iceberg 3
Lakehouse 3
Linux 1
Spark 17
Tools 1

Tags

AQE1 Architecture3 Catalog2 Catalyst2 Codegen1 Compaction2 Concurrency1 Defaults1 Delta3 Generator1 Hudi10 Iceberg8 Indexing3 Internals8 Interview1 Joins2 Kerberos1 Lakehouse7 Linux1 Log4j2 Logging3 Memory1 Metadata1 Migration1 MinIO1 Optimizer1 Paimon1 Parquet1 Performance4 Polaris1 PySpark1 Reference5 Releases1 SQL2 Scenarios1 Scheduling1 Security1 Shuffle2 Skew1 Snapshots1 Spark23 SparkConnect2 Streaming3 Timeline1 Tools1 Troubleshoot2 Tuning5 Upserts1 Utilities4 XTable2

Hands-on notes, production troubleshooting and interactive tools for Apache Hudi, Iceberg, Spark, Kafka and the lakehouse stack underneath them.

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