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From Jason Wee <peich...@gmail.com>
Subject Re: Unable to instantiate cache provider org.apache.cassandra.cache.SerializingCacheProvider
Date Mon, 04 Mar 2013 16:04:34 GMT
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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