Running Kiwi mining pool and redis server as a beginner

Hi i am using kiwi token mining pool i have set redis on windows as the time pass while running pool with miners i was getting the error of redis that data is not presit in disk so i set the limit for maxmemory and use the maxmemory policy to delete the data after some time but policy require expiry on the keys but my data of pool is generated auto i cannot set the expiry on the keys....as while i am using max_memory policy after some time pool does not respond to the miner....please suggest any solution...