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From Dorian Hoxha <dorian.ho...@gmail.com>
Subject Re: Way to write to dc1 but keep data only in dc2
Date Mon, 03 Oct 2016 17:37:37 GMT
@INDRANIL
Please go find your own thread and don't hijack mine.

On Mon, Oct 3, 2016 at 6:19 PM, INDRANIL BASU <indranil_db@yahoo.com> wrote:

> Hello All,
>
> I am getting the below error repeatedly in the system log of C* 2.1.0
>
> WARN  [SharedPool-Worker-64] 2016-09-27 00:43:35,835
> SliceQueryFilter.java:236 - Read 0 live and 1923 tombstoned cells in
> test_schema.test_cf.test_cf_col1_idx (see tombstone_warn_threshold). 5000
> columns was requested, slices=[-], delInfo={deletedAt=-9223372036854775808,
> localDeletion=2147483647}
>
> After that NullPointer Exception and finally OOM
>
> ERROR [CompactionExecutor:6287] 2016-09-29 22:09:13,546
> CassandraDaemon.java:166 - Exception in thread Thread[CompactionExecutor:
> 6287,1,main]
> java.lang.NullPointerException: null
>         at org.apache.cassandra.service.CacheService$
> KeyCacheSerializer.serialize(CacheService.java:475)
> ~[apache-cassandra-2.1.0.jar:2.1.0]
>         at org.apache.cassandra.service.CacheService$
> KeyCacheSerializer.serialize(CacheService.java:463)
> ~[apache-cassandra-2.1.0.jar:2.1.0]
>         at org.apache.cassandra.cache.AutoSavingCache$Writer.
> saveCache(AutoSavingCache.java:225) ~[apache-cassandra-2.1.0.jar:2.1.0]
>         at org.apache.cassandra.db.compaction.CompactionManager$
> 11.run(CompactionManager.java:1061) ~[apache-cassandra-2.1.0.jar:2.1.0]
>         at java.util.concurrent.Executors$RunnableAdapter.call(Unknown
> Source) ~[na:1.7.0_80]
>         at java.util.concurrent.FutureTask.run(Unknown Source)
> ~[na:1.7.0_80]
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown
> Source) [na:1.7.0_80]
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
> Source) [na:1.7.0_80]
>         at java.lang.Thread.run(Unknown Source) [na:1.7.0_80]
> ERROR [CompactionExecutor:9712] 2016-10-01 10:09:13,871
> CassandraDaemon.java:166 - Exception in thread Thread[CompactionExecutor:
> 9712,1,main]
> java.lang.NullPointerException: null
> ERROR [CompactionExecutor:10070] 2016-10-01 14:09:14,154
> CassandraDaemon.java:166 - Exception in thread Thread[CompactionExecutor:
> 10070,1,main]
> java.lang.NullPointerException: null
> ERROR [CompactionExecutor:10413] 2016-10-01 18:09:14,265
> CassandraDaemon.java:166 - Exception in thread Thread[CompactionExecutor:
> 10413,1,main]
> java.lang.NullPointerException: null
> ERROR [MemtableFlushWriter:2396] 2016-10-01 20:28:27,425
> CassandraDaemon.java:166 - Exception in thread Thread[MemtableFlushWriter:
> 2396,5,main]
> java.lang.OutOfMemoryError: unable to create new native thread
>         at java.lang.Thread.start0(Native Method) ~[na:1.7.0_80]
>         at java.lang.Thread.start(Unknown Source) ~[na:1.7.0_80]
>         at java.util.concurrent.ThreadPoolExecutor.addWorker(Unknown
> Source) ~[na:1.7.0_80]
>         at java.util.concurrent.ThreadPoolExecutor.processWorkerExit(Unknown
> Source) ~[na:1.7.0_80]
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown
> Source) ~[na:1.7.0_80]
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
> Source) ~[na:1.7.0_80]
>         at java.lang.Thread.run(Unknown Source) ~[na:1.7.0_80]
>
> -- IB
>
>
>

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