[CASSANDRA-12180] Should be able to override compaction space check

• Type: Improvement
• Status: Resolved
• Priority: Low
• Resolution: Fixed
• Fix Version/s: 3.0.9, 3.8
• Component/s: Local/Compaction
• Assignee: Sankalp Kohli
• Reporter: Sankalp Kohli

Authors

Sankalp Kohli

Reviewers

Carl Yeksigian

• Created: 12/Jul/16 19:11
• Updated: 16/Apr/19 09:30
• Resolved: 26/Jul/16 13:01

Description

If there's not enough space for a compaction it won't do it and print the exception below. Sometimes we know compaction will free up lot of space since an ETL job could have inserted a lot of deletes. This override helps in this case.
ERROR [CompactionExecutor:17] CassandraDaemon.java (line 258) Exception in thread Thread
[CompactionExecutor:17,1,main]
java.lang.RuntimeException: Not enough space for compaction, estimated sstables = 1552, expected
write size = 260540558535
at org.apache.cassandra.db.compaction.CompactionTask.checkAvailableDiskSpace
(CompactionTask.java:306)
at org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.
java:106)
at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
at org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.
java:60)
at org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.
java:59)
at org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionTask.run
(CompactionManager.java:198)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)