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Posted to commits@cassandra.apache.org by "Jeff Ferland (JIRA)" <ji...@apache.org> on 2015/06/11 01:45:00 UTC

[jira] [Created] (CASSANDRA-9577) Cassandra not performing GC on stale SStables after compaction

Jeff Ferland created CASSANDRA-9577:
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             Summary: Cassandra not performing GC on stale SStables after compaction
                 Key: CASSANDRA-9577
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-9577
             Project: Cassandra
          Issue Type: Bug
          Components: Core
         Environment: 2.0.12.200 / DSE 4.6.1.
            Reporter: Jeff Ferland


		Space used (live), bytes:   878681716067
		Space used (total), bytes: 2227857083852

jbf@ip-10-0-2-98:/ebs/cassandra/data/trends/trends$ sudo lsof *-Data.db 
COMMAND  PID      USER   FD   TYPE DEVICE     SIZE/OFF  NODE NAME
java    4473 cassandra  446r   REG   0,26  17582559172 39241 trends-trends-jb-144864-Data.db
java    4473 cassandra  448r   REG   0,26     62040962 37431 trends-trends-jb-144731-Data.db
java    4473 cassandra  449r   REG   0,26 829935047545 21150 trends-trends-jb-143581-Data.db
java    4473 cassandra  452r   REG   0,26      8980406 39503 trends-trends-jb-144882-Data.db
java    4473 cassandra  454r   REG   0,26      8980406 39503 trends-trends-jb-144882-Data.db
java    4473 cassandra  462r   REG   0,26      9487703 39542 trends-trends-jb-144883-Data.db
java    4473 cassandra  463r   REG   0,26     36158226 39629 trends-trends-jb-144889-Data.db
java    4473 cassandra  468r   REG   0,26    105693505 39447 trends-trends-jb-144881-Data.db
java    4473 cassandra  530r   REG   0,26  17582559172 39241 trends-trends-jb-144864-Data.db
java    4473 cassandra  535r   REG   0,26    105693505 39447 trends-trends-jb-144881-Data.db
java    4473 cassandra  542r   REG   0,26      9487703 39542 trends-trends-jb-144883-Data.db
java    4473 cassandra  553u   REG   0,26   6431729821 39556 trends-trends-tmp-jb-144884-Data.db
jbf@ip-10-0-2-98:/ebs/cassandra/data/trends/trends$ ls *-Data.db
trends-trends-jb-142631-Data.db  trends-trends-jb-143562-Data.db  trends-trends-jb-143581-Data.db  trends-trends-jb-144731-Data.db  trends-trends-jb-144883-Data.db
trends-trends-jb-142633-Data.db  trends-trends-jb-143563-Data.db  trends-trends-jb-144530-Data.db  trends-trends-jb-144864-Data.db  trends-trends-jb-144889-Data.db
trends-trends-jb-143026-Data.db  trends-trends-jb-143564-Data.db  trends-trends-jb-144551-Data.db  trends-trends-jb-144881-Data.db  trends-trends-tmp-jb-144884-Data.db
trends-trends-jb-143533-Data.db  trends-trends-jb-143578-Data.db  trends-trends-jb-144552-Data.db  trends-trends-jb-144882-Data.db
jbf@ip-10-0-2-98:/ebs/cassandra/data/trends/trends$ cd -
/mnt/cassandra/data/trends/trends
jbf@ip-10-0-2-98:/mnt/cassandra/data/trends/trends$ sudo lsof * 
jbf@ip-10-0-2-98:/mnt/cassandra/data/trends/trends$ ls *-Data.db
trends-trends-jb-124502-Data.db  trends-trends-jb-141113-Data.db  trends-trends-jb-141377-Data.db  trends-trends-jb-141846-Data.db  trends-trends-jb-144890-Data.db
trends-trends-jb-125457-Data.db  trends-trends-jb-141123-Data.db  trends-trends-jb-141391-Data.db  trends-trends-jb-141871-Data.db  trends-trends-jb-41121-Data.db
trends-trends-jb-130016-Data.db  trends-trends-jb-141137-Data.db  trends-trends-jb-141538-Data.db  trends-trends-jb-141883-Data.db  trends-trends.trends_date_idx-jb-2100-Data.db
trends-trends-jb-139563-Data.db  trends-trends-jb-141358-Data.db  trends-trends-jb-141806-Data.db  trends-trends-jb-142033-Data.db
trends-trends-jb-141102-Data.db  trends-trends-jb-141363-Data.db  trends-trends-jb-141829-Data.db  trends-trends-jb-144553-Data.db

Compaction started  INFO [CompactionExecutor:6661] 2015-06-05 14:02:36,515 CompactionTask.java (line 120) Compacting [SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-124502-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141358-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141883-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141846-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141871-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141391-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-139563-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-125457-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141806-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141102-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141123-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-41121-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141137-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141113-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-142033-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141829-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141377-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141538-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-141363-Data.db'), SSTableReader(path='/mnt/cassandra/data/trends/trends/trends-trends-jb-130016-Data.db')]

Compaction ended:  INFO [CompactionExecutor:6661] 2015-06-09 06:54:27,527 CompactionTask.java (line 296) Compacted 20 sstables to [/ebs/cassandra/data/trends/trends/trends-trends-jb-143581,].  1,260,539,306,144 bytes to 829,935,047,545 (~65% of original) in 319,910,989ms = 2.474087MB/s.  1,913,263,636 total partitions merged to 873,858,309.  Partition merge counts were {1:391213541, 2:241603436, 3:102139024, 4:52438965, 5:47749892, 6:13962210, 7:9923980, 8:8363815, 9:3626260, 10:1413014, 11:615314, 12:336503, 13:416749, 14:55606, }

date: Wed Jun 10 23:43:31 UTC 2015



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