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https://issues.apache.org/jira/browse/CASSANDRA-459?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12760045#action_12760045
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Teodor Sigaev commented on CASSANDRA-459:
-----------------------------------------
Yes, sure.
Another run (r819316 + 0001 patch), just for rechek:
% ls -l /spool/cassandra/commitlog /spool/cassandra/data/Keyspace1
/spool/cassandra/data/system
/spool/cassandra/commitlog:
total 44144
-rw-r--r-- 1 teodor wheel 45154304 Sep 27 18:32 CommitLog-1254061669607.log
/spool/cassandra/data/Keyspace1:
total 35130
-rw-r--r-- 1 teodor wheel 10475393 Sep 27 18:29 Standard1-1-Data.db
-rw-r--r-- 1 teodor wheel 30365 Sep 27 18:29 Standard1-1-Filter.db
-rw-r--r-- 1 teodor wheel 1443066 Sep 27 18:29 Standard1-1-Index.db
-rw-r--r-- 1 teodor wheel 10472280 Sep 27 18:30 Standard1-2-Data.db
-rw-r--r-- 1 teodor wheel 30189 Sep 27 18:30 Standard1-2-Filter.db
-rw-r--r-- 1 teodor wheel 1434966 Sep 27 18:30 Standard1-2-Index.db
-rw-r--r-- 1 teodor wheel 10455997 Sep 27 18:32 Standard1-3-Data.db
-rw-r--r-- 1 teodor wheel 30293 Sep 27 18:32 Standard1-3-Filter.db
-rw-r--r-- 1 teodor wheel 1439401 Sep 27 18:32 Standard1-3-Index.db
/spool/cassandra/data/system:
total 6
-rw-r--r-- 1 teodor wheel 255 Sep 27 18:32 LocationInfo-1-Data.db
-rw-r--r-- 1 teodor wheel 85 Sep 27 18:32 LocationInfo-1-Filter.db
-rw-r--r-- 1 teodor wheel 50 Sep 27 18:32 LocationInfo-1-Index.db
After hour and a half:
% ls -l /spool/cassandra/commitlog /spool/cassandra/data/Keyspace1
/spool/cassandra/data/system
/spool/cassandra/commitlog:
total 813840
-rw-r--r-- 1 teodor wheel 134217982 Sep 27 19:57 CommitLog-1254061669607.log
-rw-r--r-- 1 teodor wheel 134217875 Sep 27 19:57 CommitLog-1254062560798.log
-rw-r--r-- 1 teodor wheel 134217761 Sep 27 19:57 CommitLog-1254063429524.log
-rw-r--r-- 1 teodor wheel 134217809 Sep 27 19:57 CommitLog-1254064318004.log
-rw-r--r-- 1 teodor wheel 134217785 Sep 27 19:57 CommitLog-1254065174349.log
-rw-r--r-- 1 teodor wheel 134217849 Sep 27 19:57 CommitLog-1254066038411.log
-rw-r--r-- 1 teodor wheel 27459584 Sep 27 19:58 CommitLog-1254066927001.log
/spool/cassandra/data/Keyspace1:
total 612880
-rw-r--r-- 1 teodor wheel 203500680 Sep 27 19:07 Standard1-38-Data.db
-rw-r--r-- 1 teodor wheel 806965 Sep 27 19:07 Standard1-38-Filter.db
-rw-r--r-- 1 teodor wheel 32636516 Sep 27 19:07 Standard1-38-Index.db
-rw-r--r-- 1 teodor wheel 202494151 Sep 27 19:42 Standard1-75-Data.db
-rw-r--r-- 1 teodor wheel 801685 Sep 27 19:42 Standard1-75-Filter.db
-rw-r--r-- 1 teodor wheel 32441650 Sep 27 19:42 Standard1-75-Index.db
-rw-r--r-- 1 teodor wheel 67331570 Sep 27 19:49 Standard1-83-Data.db
-rw-r--r-- 1 teodor wheel 209845 Sep 27 19:49 Standard1-83-Filter.db
-rw-r--r-- 1 teodor wheel 9598920 Sep 27 19:49 Standard1-83-Index.db
-rw-r--r-- 1 teodor wheel 67375520 Sep 27 19:57 Standard1-92-Data.db
-rw-r--r-- 1 teodor wheel 209605 Sep 27 19:57 Standard1-92-Filter.db
-rw-r--r-- 1 teodor wheel 9579322 Sep 27 19:57 Standard1-92-Index.db
/spool/cassandra/data/system:
total 6
-rw-r--r-- 1 teodor wheel 255 Sep 27 18:32 LocationInfo-1-Data.db
-rw-r--r-- 1 teodor wheel 85 Sep 27 18:32 LocationInfo-1-Filter.db
-rw-r--r-- 1 teodor wheel 50 Sep 27 18:32 LocationInfo-1-Index.db
> Commitlog segments don't get deleted
> ------------------------------------
>
> Key: CASSANDRA-459
> URL: https://issues.apache.org/jira/browse/CASSANDRA-459
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Jonathan Ellis
> Assignee: Jonathan Ellis
> Fix For: 0.4, 0.5
>
> Attachments:
> 0001-CASSANDRA-459-flush-system-table-every-five-minutes.txt, 0002-logging.txt
>
>
> System table is not created with a periodic flush, so any update there (such
> as storing token info) can prevent commitlog segments from being deleted.
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