incubator-cassandra-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From sulong <sulong1...@gmail.com>
Subject Re: CompactionExecutor holds 8000+ SSTableReader 6G+ memory
Date Thu, 27 Jun 2013 02:02:26 GMT
According to  the OpsCenter records, yes,  the compaction was running then,
8.5mb /s


On Thu, Jun 27, 2013 at 9:54 AM, sulong <sulong1984@gmail.com> wrote:

> version: 1.2.2
> cluster read requests 800/s, write request 22/s
> Sorrry, I don't know whether  the compaction was running then.
>
>
> On Thu, Jun 27, 2013 at 1:02 AM, Robert Coli <rcoli@eventbrite.com> wrote:
>
>> On Tue, Jun 25, 2013 at 10:13 PM, sulong <sulong1984@gmail.com> wrote:
>> > I have 4 nodes cassandra cluster. Every node has 32G memory, and the
>> > cassandra jvm uses 8G. The cluster is suffering from gc. Looks like
>> > CompactionExecutor thread holds too many SSTableReader. See the
>> attachement.
>>
>> What version of Cassandra?
>> What workload?
>> Is compaction actually running?
>>
>> =Rob
>>
>
>

Mime
View raw message