Patent ID: 6016500
Filing Date: 2000-01-18
Classification: G06F,H04L,Y10S

Abstract:
A method in a data processing system having a client and a server, comprising the steps of:requesting a lease by the client from the server to use a resource managed by the server, the lease request containing a first recovery routine;granting the lease by the server so that the client can utilize the resource for a period of time and sending a second recovery routine to the client;utilizing the resource by the client;determining by the client when the period of time is near expiration;sending a request to the server to renew the lease when the client determines that the lease is near expiration;determining whether the renew request is successful;invoking the second recovery routine by the client to perform failure recovery for the server when the client determines that the renew request is unsuccessful;determining by the server when the lease has expired;invoking the first recovery routine by the server when the lease has expired to perform failure recovery for the client.