Hi Tridib, You'll want to look into finalizers then. Be warned- they aren't the easiest things to work with. Garth On 22/12/11 13:21, Tridib Bandopadhyay wrote: > Hello > > Can anyone tell me how to check an object is and when it is freed by > Garbage Collector? > > Ruby Version- 1.8.6 > > Regards > > Tridib >