why perm generation is continuously increasing?

[Jon Masamitsu]

Which JDK release?

On 02/16/12 02:55, Li Li wrote:
> hi all,
>     I found our application's perm generation size is continuously 
> increasing and will reach 100%(we limit maxPermSize to 256MB) and 
> perform a full gc(which will pause for 10s).after gc, perm size usage 
> falls to  about 50% and again increasing. what kind of objects will be 
> allocated to perm generation? we don't use reflection in our application.
>
>
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