no it doesnt matter what id i generate or get. This is still not enough because it doesnt say any thing if i can delete it or not. i have an id 1 then i restart and i have id 2 can i then delete everything from 1? No i cant because there could be live sessions from 1.
On 11/14/07, Chris Lintz <[EMAIL PROTECTED]> wrote: > > The process ID is just an idea for a unique ID. If that wont work for you, > lets dream another unique ID . > > > > Johan Compagner wrote: > > > > ohh wait that also doesn't work (process id can also be generated once > > ofcourse) but you can have mulitply dirs created with 10 different > > processes that are all valid. so that doesn't solve anything > > > > On 11/14/07, Johan Compagner <[EMAIL PROTECTED]> wrote: > >> can you get the current process id by general api in java? have to > >> look at Runtime then. > >> > >> On 11/14/07, Chris Lintz <[EMAIL PROTECTED]> wrote: > >> > > >> > That makes sense. Another thought that possibly makes it a bit easier > >> is > >> to > >> > name the page store directories with a unique process identifier. For > >> > example, if my session ID is B31598D4B206B75161AFE08FB5610D54.n1 and > >> the > >> > process ID is 123456, then the Page store directory would be: > >> > > >> > MyWebSite-filestore/123456/B31598D4B206B75161AFE08FB5610D54.n1 > >> > > >> > With a structure like that it would be easy for a thread to remove the > >> Page > >> > store directories that do not have the current process ID. > >> > > >> > Just a thought. > >> > > >> > > >> > > >> > > >> > > >> > Johan Compagner wrote: > >> > > > >> > > Yes the pagestore knows which files it makes, but it is not the > >> controller > >> > > of those files > >> > > because the only thing that controls if the file must be deleted or > >> not > >> is > >> > > the servlet container > >> > > with the session objects. > >> > > > >> > > and as far as i know there is no api where i can ask which sessions > >> are > >> > > still active. > >> > > So the only thing we could do is have a thread running that is waking > >> up > >> > > every day once > >> > > and checks if there are files older then X. And that thread must be > >> > > configured by you > >> > > explicitly setting the timeout that you want to have. > >> > > > >> > > johan > >> > > > >> > > > >> > > > >> > > > >> > > On Nov 14, 2007 12:04 AM, Chris Lintz <[EMAIL PROTECTED]> > >> > > wrote: > >> > > > >> > >> > >> > >> I think from previous threads there was discussion about something > >> that > >> > >> you > >> > >> could do. For instance, the Page store should know what cache files > >> it > >> > >> is > >> > >> controlling. By that logic alone it can deduce what it is no longer > >> > >> referencing and cleanup what was left form it. > >> > >> > >> > >> It seems silly to me to ask people to rely on graceful restarts or > >> write > >> > >> your own cleanup script from a framework that created cache files. > >> It > >> > >> seems > >> > >> fairly standard to ask "clean up what was yours." I'd like to hear > >> > >> other > >> > >> input from average users. > >> > >> > >> > >> > >> > >> > >> > >> Johan Compagner wrote: > >> > >> > > >> > >> > as long as your server doesn't crash and isn't terminate by a kill > >> -9 > >> > >> > no files are leaked.. > >> > >> > > >> > >> > When that does happen then yes you have to clean it up. > >> > >> > If you dont care about those files after a restart then in the > >> script > >> > >> that > >> > >> > starts your webcontainer > >> > >> > you will just remove all the files in the work dir. > >> > >> > > >> > >> > I don't think wicket can do much about it. > >> > >> > > >> > >> > johan > >> > >> > > >> > >> > > >> > >> > On Nov 13, 2007 10:41 PM, Chris Lintz > >> <[EMAIL PROTECTED]> > >> > >> > wrote: > >> > >> > > >> > >> >> > >> > >> >> All, > >> > >> >> I have submitted a Jira on this topic. I will leave it to the > >> great > >> > >> >> minds > >> > >> >> to debate. In any case, it appears restarting the container > >> cannot > >> > >> >> notify > >> > >> >> the HttpSessionListeners that are bound to the page store files. > >> It > >> > >> >> would > >> > >> >> be nice if the framework can cleanup what I consider a leak of > >> the > >> > >> cache > >> > >> >> files it created. Otherwise folks like myself living in an high > >> > >> traffic > >> > >> >> site are forced to generate script look for old page store cache > >> > >> files. > >> > >> >> > >> > >> >> https://issues.apache.org/jira/browse/WICKET-1158 > >> > >> >> > >> > >> >> > >> > >> >> Johan Compagner wrote: > >> > >> >> > > >> > >> >> >> > >> > >> >> >> > And from top of my head there is no api to get all the > >> current > >> > >> >> session > >> > >> >> >> id's > >> > >> >> >> > from > >> > >> >> >> > an instance when the instance does start up.. > >> > >> >> >> > >> > >> >> >> But we could ditch ALL the directories it can find in the temp > >> > >> >> >> directory the page store uses when starting up, right? > >> > >> >> >> > >> > >> >> > > >> > >> >> > No we can't do that, If you as you should terminate your web > >> > >> container > >> > >> >> > gracefully > >> > >> >> > then the web container will save all the sessions to disk. Then > >> if > >> > >> you > >> > >> >> > restart it again > >> > >> >> > all the sessions are loaded again. And yes the application > >> works > >> > >> just > >> > >> >> as > >> > >> >> > it was never > >> > >> >> > restarted. But if we throw away all the page stores. Then we > >> loose > >> > >> all > >> > >> >> the > >> > >> >> > data > >> > >> >> > of sessions that are currently active. > >> > >> >> > > >> > >> >> > The only thing i can think of is having some check that only > >> deletes > >> > >> >> > things > >> > >> >> > that are not touched for X hours or days. > >> > >> >> > > >> > >> >> > johan > >> > >> >> > > >> > >> >> > > >> > >> >> > >> > >> >> -- > >> > >> >> View this message in context: > >> > >> >> > >> > >> > >> > > >> > http://www.nabble.com/How-To-Change-Page-Store-Size-in-DiskPageStore--tf4768072.html#a13735298 > >> > >> >> Sent from the Wicket - User mailing list archive at > >> > >> >> Nabble.com <http://nabble.com/><http://nabble.com/> > >> > >> >> . > >> > >> >> > >> > >> >> > >> > >> >> > >> --------------------------------------------------------------------- > >> > >> >> To unsubscribe, e-mail: [EMAIL PROTECTED] > >> > >> >> For additional commands, e-mail: [EMAIL PROTECTED] > >> > >> >> > >> > >> >> > >> > >> > > >> > >> > > >> > >> > >> > >> -- > >> > >> View this message in context: > >> > >> > >> > > >> > http://www.nabble.com/How-To-Change-Page-Store-Size-in-DiskPageStore--tf4768072.html#a13736689 > >> > >> Sent from the Wicket - User mailing list archive at > >> > >> Nabble.com<http://nabble.com/> > >> > >> . > >> > >> > >> > >> > >> > >> > >> --------------------------------------------------------------------- > >> > >> To unsubscribe, e-mail: [EMAIL PROTECTED] > >> > >> For additional commands, e-mail: [EMAIL PROTECTED] > >> > >> > >> > >> > >> > > > >> > > > >> > > >> > -- > >> > View this message in context: > >> > > >> > http://www.nabble.com/How-To-Change-Page-Store-Size-in-DiskPageStore--tf4768072.html#a13751284 > >> > Sent from the Wicket - User mailing list archive at Nabble.com. > >> > > >> > > >> > --------------------------------------------------------------------- > >> > To unsubscribe, e-mail: [EMAIL PROTECTED] > >> > For additional commands, e-mail: [EMAIL PROTECTED] > >> > > >> > > >> > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > -- > View this message in context: > http://www.nabble.com/How-To-Change-Page-Store-Size-in-DiskPageStore--tf4768072.html#a13753054 > Sent from the Wicket - User mailing list archive at Nabble.com. > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]