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From aaron morton <aa...@thelastpickle.com>
Subject Re: Unable to instantiate cache provider org.apache.cassandra.cache.SerializingCacheProvider
Date Tue, 05 Mar 2013 16:06:22 GMT
Details are here https://issues.apache.org/jira/browse/CASSANDRA-3271

Cheers

-----------------
Aaron Morton
Freelance Cassandra Developer
New Zealand

@aaronmorton
http://www.thelastpickle.com

On 4/03/2013, at 8:04 AM, Jason Wee <peichieh@gmail.com> wrote:

> version 1.0.8
> 
> Just curious, what is the mechanism for off heap in 1.1?
> 
> Thank you.
> 
> /Jason
> 
> 
> On Mon, Mar 4, 2013 at 11:49 PM, aaron morton <aaron@thelastpickle.com> wrote:
> What version are you using ? 
> 
> As of 1.1 off heap caches no longer require JNA https://github.com/apache/cassandra/blob/trunk/NEWS.txt#L327
> 
> Also the row and key caches are now set globally not per CF https://github.com/apache/cassandra/blob/trunk/NEWS.txt#L324
> 
> Cheers
> 
> -----------------
> Aaron Morton
> Freelance Cassandra Developer
> New Zealand
> 
> @aaronmorton
> http://www.thelastpickle.com
> 
> On 1/03/2013, at 1:33 AM, Jason Wee <peichieh@gmail.com> wrote:
> 
>> This happened sometime ago, but for the sake of helping others if they encounter,

>> 
>> each column family has a row cache provider, you can read into the schema, for example
: 
>> 
>> ...
>> and row_cache_provider = 'SerializingCacheProvider'
>> ...
>> 
>> it cannot start the cache provider for a reason and as a result, default to the ConcurrentLinkedHashCacheProvider.
>> 
>> the serializing cache provider require jna lib, and if you place the library into
cassandra lib directory, then this warning should not happen again.
>> 
> 
> 


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