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[SPARK-16180] Task hang on fetching blocks (cached RDD) - Spark - [issue]
...Here is the stackdump of executor:sun.misc.Unsafe.park(Native Method)java.util.concurrent.locks.LockSupport.park(    Author: Davies Liu , 2019-12-16, 13:57
[SPARK-12798] Broadcast hash join - Spark - [issue]
...Davies Liu it's minor but you rarely set component on your JIRAs. I think it helps. Just tag with pyspark or sql....    Author: Davies Liu , 2020-02-28, 11:20
[SPARK-12032] Filter can't be pushed down to correct Join because of bad order of Join - Spark - [issue]
...For this query:  select d.d_year, count(*) cnt   FROM store_sales, date_dim d, customer c   WHERE ss_customer_sk = c.c_customer_sk AND c.c_first_shipto_date_sk = d.d...    Author: Davies Liu , 2020-03-02, 08:51
[SPARK-18105] LZ4 failed to decompress a stream of shuffled data - Spark - [issue]
...When lz4 is used to compress the shuffle files, it may fail to decompress it as "stream is corrupt"Caused by: org.apache.spark.SparkException: Job aborted due to stage failure: Task 92 in st...    Author: Davies Liu , 2020-01-02, 21:43
[SPARK-3153] shuffle will run out of space when disks have different free space - Spark - [issue]
...If we have several disks in SPARK_LOCAL_DIRS, and one of them is much smaller than others (maybe added in my mistake, or special disk, SSD), them the shuffle will meet the problem of run out...    Author: Davies Liu , 2020-05-17, 18:31