What are the possibilities for swap spaces? Can we persist the cache/queue content to file system based on the eviction policy?
Thanks, Murthy. On Thu, Jan 14, 2016 at 5:23 PM, Valentin Kulichenko < [email protected]> wrote: > Agree with Denis. Sounds like this can be easily achieved by enabling swap > layer for queue cache. So we just need to put this on configuration. > > -Val > > On Thu, Jan 14, 2016 at 5:44 AM, Denis Magda <[email protected]> wrote: > >> Hi, >> >> This seems to be an interesting functionality. As I understand you're >> referring to [1]. >> >> Personally I think that it makes sense to support the same in Ignite. >> However I would just extend CollectionConfiguration adding ability to set >> an eviction policy and enable swap on demand. When eviction policy faces >> with a limit entries will be evicted to swap space. >> Don't think that we need to support other kind of storages here. >> >> Igniters, do you have other thoughts on this? >> >> [1] http://docs.hazelcast.org/docs/3.5/manual/html/queue-persistence.html >> >> -- >> Denis >> >> >> On 1/14/2016 1:41 PM, Yann BLAZART wrote: >> >> Hello, >> >> >> >> In hazelcast we can persist Queues in Database, this help me for example >> when consumer are down to no have OOM exception. >> >> >> >> But I don’t see this possibility in Ignite docs ? >> >> >> >> This message and any attachments (the "message") is >> intended solely for the intended addressees and is confidential. >> If you receive this message in error,or are not the intended >> recipient(s), >> please delete it and any copies from your systems and immediately notify >> the sender. Any unauthorized view, use that does not comply with its >> purpose, >> dissemination or disclosure, either whole or partial, is prohibited. >> Since the internet >> cannot guarantee the integrity of this message which may not be reliable, >> BNP PARIBAS >> (and its subsidiaries) shall not be liable for the message if modified, >> changed or falsified. >> Do not print this message unless it is necessary,consider the environment. >> >> >> ---------------------------------------------------------------------------------------------------------------------------------- >> >> Ce message et toutes les pieces jointes (ci-apres le "message") >> sont etablis a l'intention exclusive de ses destinataires et sont >> confidentiels. >> Si vous recevez ce message par erreur ou s'il ne vous est pas destine, >> merci de le detruire ainsi que toute copie de votre systeme et d'en >> avertir >> immediatement l'expediteur. Toute lecture non autorisee, toute >> utilisation de >> ce message qui n'est pas conforme a sa destination, toute diffusion ou >> toute >> publication, totale ou partielle, est interdite. L'Internet ne permettant >> pas d'assurer >> l'integrite de ce message electronique susceptible d'alteration, BNP >> Paribas >> (et ses filiales) decline(nt) toute responsabilite au titre de ce message >> dans l'hypothese >> ou il aurait ete modifie, deforme ou falsifie. >> N'imprimez ce message que si necessaire, pensez a l'environnement. >> >> >> >
