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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: [RELEASE] 0.6.0
Date Sun, 18 Apr 2010 04:38:29 GMT
jdk 1.6 b20 has the fix for the CLQ gc problem, btw.

On Sat, Apr 17, 2010 at 11:31 PM, Chris Goffinet <goffinet@digg.com> wrote:
> I wonder if that might be related to this:
> https://issues.apache.org/jira/browse/CASSANDRA-896
> We switched from a Concurrent structure to LinkedBlockingQueue in 0.6.
> -Chris
> On Apr 17, 2010, at 9:26 PM, Schubert Zhang wrote:
>
> We are testing 0.6.0, compares with 0.5.1,  and it seems:
>
> 1. 0.6.0 need more memory/heap.
> 2. after inserted billions of columns, tens-million of keys, the inseting
> operation become very slow and jamed.
> Exceptions TimeoutException and UnavailableException are throwed sometimes.
>
> I add more log, such as :
>
>  WARN [pool-1-thread-4] 2010-04-18 00:00:00,534 CassandraServer.java (line
> 460) UnavailableException()
> UnavailableException()
>         at
> org.apache.cassandra.service.StorageProxy.assureSufficientLiveNodes(StorageProxy.java:298)
>         at
> org.apache.cassandra.service.StorageProxy.mutateBlocking(StorageProxy.java:208)
>         at
> org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:452)
>         at
> org.apache.cassandra.thrift.CassandraServer.insert(CassandraServer.java:362)
>         at
> org.apache.cassandra.thrift.Cassandra$Processor$insert.process(Cassandra.java:1484)
>         at
> org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:1125)
>         at
> org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:253)
>         at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>         at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>         at java.lang.Thread.run(Thread.java:619)
>
>  WARN [pool-1-thread-5] 2010-04-18 12:20:03,614 CassandraServer.java (line
> 456) java.util.concurrent.TimeoutException: Operation tim
> ed out - received only 00 responses
> java.util.concurrent.TimeoutException: Operation timed out - received only
> 00 responses
>         at
> org.apache.cassandra.service.WriteResponseHandler.get(WriteResponseHandler.java:77)
>         at
> org.apache.cassandra.service.StorageProxy.mutateBlocking(StorageProxy.java:262)
>         at
> org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:452)
>         at
> org.apache.cassandra.thrift.CassandraServer.insert(CassandraServer.java:362)
>         at
> org.apache.cassandra.thrift.Cassandra$Processor$insert.process(Cassandra.java:1484)
>         at
> org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:1125)
>         at
> org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:253)
>         at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>         at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>         at java.lang.Thread.run(Thread.java:619)
>
> and
>  INFO [Timer-1] 2010-04-18 11:09:13,928 Gossiper.java (line 179) InetAddress
> /10.24.1.16 is now dead.
>  INFO [Timer-1] 2010-04-18 11:09:14,930 Gossiper.java (line 179) InetAddress
> /10.24.1.14 is now dead.
>  INFO [Timer-1] 2010-04-18 11:09:14,930 Gossiper.java (line 179) InetAddress
> /10.24.1.18 is now dead.
>
> In fact, these node are alive.
>
>
>
>
> 2010/4/15 Ted Zlatanov <tzz@lifelogs.com>
>>
>> On Wed, 14 Apr 2010 12:23:19 -0500 Eric Evans <eevans@rackspace.com>
>> wrote:
>>
>> EE> On Wed, 2010-04-14 at 10:16 -0500, Ted Zlatanov wrote:
>> >> Can it support a non-root user through /etc/default/cassandra?  I've
>> >> been patching the init script myself but was hoping this would be
>> >> standard.
>>
>> EE> It's the first item on debian/TODO, but, you know, patches welcome and
>> EE> all that.
>>
>> The appended patch has been sufficient for me.  I have to override the
>> PIDFILE too, but that's a system issue.  So my /etc/default/cassandra,
>> for example, is:
>>
>> JAVA_HOME="/usr/lib/jvm/java-6-sun"
>> USER=cassandra
>> PIDFILE=/var/tmp/$NAME.pid
>>
>> Ted
>>
>> --- debian/init 2010-04-14 12:57:30.000000000 -0500
>> +++ /etc/init.d/cassandra       2010-04-14 13:00:25.000000000 -0500
>> @@ -21,6 +21,7 @@
>>  JSVC=/usr/bin/jsvc
>>  JVM_MAX_MEM="1G"
>>  JVM_START_MEM="128M"
>> +USER=root
>>
>>  [ -e /usr/share/cassandra/apache-cassandra.jar ] || exit 0
>>  [ -e /etc/cassandra/storage-conf.xml ] || exit 0
>> @@ -75,6 +76,7 @@
>>     is_running && return 1
>>
>>     $JSVC \
>> +        -user $USER \
>>         -home $JAVA_HOME \
>>         -pidfile $PIDFILE \
>>         -errfile "&1" \
>>
>
>
>

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