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From Schubert Zhang <zson...@gmail.com>
Subject Re: [RELEASE] 0.6.0
Date Sun, 18 Apr 2010 08:05:43 GMT
Thanks Jonathan and Chris,

I am using 6u19 in above test:

[cassandra@nd1-rack0-cloud cassandra]$ java -version
java version "1.6.0_19"
Java(TM) SE Runtime Environment (build 1.6.0_19-b04)
Java HotSpot(TM) 64-Bit Server VM (build 16.2-b04, mixed mode)


On Sun, Apr 18, 2010 at 12:56 PM, Jonathan Ellis <jbellis@gmail.com> wrote:

> Ugh, I mean the fix for LBQ, and it was actually in u19 not 20.
>
> http://java.sun.com/javase/6/webnotes/6u19.html
>
> On Sat, Apr 17, 2010 at 11:38 PM, Jonathan Ellis <jbellis@gmail.com>
> wrote:
> > 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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