[
https://issues.apache.org/jira/browse/CASSANDRA-14826?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ingard mevåg updated CASSANDRA-14826:
-------------------------------------
Description:
When starting cassandra 3.0.17 it takes a long time to initialize a keyspace.
top shows 1 thread spinning at 100% cpu. Thread dump shows:
{code:java}
"main" - Thread t@1
java.lang.Thread.State: RUNNABLE
at java.util.TimSort.mergeHi(TimSort.java:850)
at java.util.TimSort.mergeAt(TimSort.java:516)
at java.util.TimSort.mergeCollapse(TimSort.java:441)
at java.util.TimSort.sort(TimSort.java:245)
at java.util.Arrays.sort(Arrays.java:1512)
at java.util.ArrayList.sort(ArrayList.java:1454)
at java.util.Collections.sort(Collections.java:175)
at
org.apache.cassandra.db.compaction.LeveledManifest.canAddSSTable(LeveledManifest.java:243)
at
org.apache.cassandra.db.compaction.LeveledManifest.add(LeveledManifest.java:146)
- locked <c89b563> (a
org.apache.cassandra.db.compaction.LeveledManifest)
at
org.apache.cassandra.db.compaction.LeveledCompactionStrategy.addSSTable(LeveledCompactionStrategy.java:298)
at
org.apache.cassandra.db.compaction.CompactionStrategyManager.startup(CompactionStrategyManager.java:135)
at
org.apache.cassandra.db.compaction.CompactionStrategyManager.reload(CompactionStrategyManager.java:187)
- locked <742bfce7> (a
org.apache.cassandra.db.compaction.CompactionStrategyManager)
at
org.apache.cassandra.db.compaction.CompactionStrategyManager.<init>(CompactionStrategyManager.java:75)
at
org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:408)
at
org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:363)
at
org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:579)
- locked <4e4f20d2> (a java.lang.Class)
at
org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:556)
at org.apache.cassandra.db.Keyspace.initCf(Keyspace.java:368)
at org.apache.cassandra.db.Keyspace.<init>(Keyspace.java:305)
at org.apache.cassandra.db.Keyspace.open(Keyspace.java:129)
- locked <5318346c> (a java.lang.Class)
at org.apache.cassandra.db.Keyspace.open(Keyspace.java:106)
at
org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:262)
at
org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:569)
at
org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:697)
{code}
was:
When starting cassandra 3.0.17 it takes a long time to initialize a keyspace.
top shows 1 thread spinning at 100% cpu. Thread dump shows:
```
"main" - Thread t@1 java.lang.Thread.State: RUNNABLE at
java.util.TimSort.mergeHi(TimSort.java:850) at
java.util.TimSort.mergeAt(TimSort.java:516) at
java.util.TimSort.mergeCollapse(TimSort.java:441) at
java.util.TimSort.sort(TimSort.java:245) at
java.util.Arrays.sort(Arrays.java:1512) at
java.util.ArrayList.sort(ArrayList.java:1454) at
java.util.Collections.sort(Collections.java:175) at
org.apache.cassandra.db.compaction.LeveledManifest.canAddSSTable(LeveledManifest.java:243)
at
org.apache.cassandra.db.compaction.LeveledManifest.add(LeveledManifest.java:146)
- locked <c89b563> (a
org.apache.cassandra.db.compaction.LeveledManifest) at
org.apache.cassandra.db.compaction.LeveledCompactionStrategy.addSSTable(LeveledCompactionStrategy.java:298)
at
org.apache.cassandra.db.compaction.CompactionStrategyManager.startup(CompactionStrategyManager.java:135)
at
org.apache.cassandra.db.compaction.CompactionStrategyManager.reload(CompactionStrategyManager.java:187)
- locked <742bfce7> (a
org.apache.cassandra.db.compaction.CompactionStrategyManager) at
org.apache.cassandra.db.compaction.CompactionStrategyManager.<init>(CompactionStrategyManager.java:75)
at
org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:408)
at
org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:363)
at
org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:579)
- locked <4e4f20d2> (a java.lang.Class) at
org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:556)
at org.apache.cassandra.db.Keyspace.initCf(Keyspace.java:368)
at org.apache.cassandra.db.Keyspace.<init>(Keyspace.java:305) at
org.apache.cassandra.db.Keyspace.open(Keyspace.java:129) - locked
<5318346c> (a java.lang.Class) at
org.apache.cassandra.db.Keyspace.open(Keyspace.java:106) at
org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:262)
at
org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:569)
at
org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:697)
```
> cassandra spinning forever on 1 thread while initializing keyspace
> ------------------------------------------------------------------
>
> Key: CASSANDRA-14826
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14826
> Project: Cassandra
> Issue Type: Bug
> Reporter: ingard mevåg
> Priority: Major
> Attachments: Screen Shot 2018-10-16 at 14.51.27.png
>
>
> When starting cassandra 3.0.17 it takes a long time to initialize a keyspace.
> top shows 1 thread spinning at 100% cpu. Thread dump shows:
> {code:java}
> "main" - Thread t@1
> java.lang.Thread.State: RUNNABLE
> at java.util.TimSort.mergeHi(TimSort.java:850)
> at java.util.TimSort.mergeAt(TimSort.java:516)
> at java.util.TimSort.mergeCollapse(TimSort.java:441)
> at java.util.TimSort.sort(TimSort.java:245)
> at java.util.Arrays.sort(Arrays.java:1512)
> at java.util.ArrayList.sort(ArrayList.java:1454)
> at java.util.Collections.sort(Collections.java:175)
> at
> org.apache.cassandra.db.compaction.LeveledManifest.canAddSSTable(LeveledManifest.java:243)
> at
> org.apache.cassandra.db.compaction.LeveledManifest.add(LeveledManifest.java:146)
> - locked <c89b563> (a
> org.apache.cassandra.db.compaction.LeveledManifest)
> at
> org.apache.cassandra.db.compaction.LeveledCompactionStrategy.addSSTable(LeveledCompactionStrategy.java:298)
> at
> org.apache.cassandra.db.compaction.CompactionStrategyManager.startup(CompactionStrategyManager.java:135)
> at
> org.apache.cassandra.db.compaction.CompactionStrategyManager.reload(CompactionStrategyManager.java:187)
> - locked <742bfce7> (a
> org.apache.cassandra.db.compaction.CompactionStrategyManager)
> at
> org.apache.cassandra.db.compaction.CompactionStrategyManager.<init>(CompactionStrategyManager.java:75)
> at
> org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:408)
> at
> org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:363)
> at
> org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:579)
> - locked <4e4f20d2> (a java.lang.Class)
> at
> org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:556)
> at org.apache.cassandra.db.Keyspace.initCf(Keyspace.java:368)
> at org.apache.cassandra.db.Keyspace.<init>(Keyspace.java:305)
> at org.apache.cassandra.db.Keyspace.open(Keyspace.java:129)
> - locked <5318346c> (a java.lang.Class)
> at org.apache.cassandra.db.Keyspace.open(Keyspace.java:106)
> at
> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:262)
> at
> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:569)
> at
> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:697)
> {code}
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