Hi Olga, You ask a good question. Have a look at the solution described here http://www.socialtext.net/memcached/index.cgi?faq#how_to_prevent_clobbering_updates_stampeding_requests and let us know if that works for you.
The solution that I had come up with and still use is described at http://lists.danga.com/pipermail/memcached/2007-July/004810.html Best of luck, --bradoaks On 10/10/07, Olga Khenkin <[EMAIL PROTECTED]> wrote: > Hi, > > When some popular object expires from memcached, all its customers try to > retrieve the object from database simultaneously, and the database becomes > overloaded. > > If this object is requested about 100 times in a minute, and if the process > of receiving it from DB, processing and storing in cache takes about a > minute, then the database receives 100 identical queries. > > Do you have this problem? How do you handle it? > > Thank you in advance, > > Olga.
