Menu
▾
▴
RE: [Babeldoc-devel] [babeldoc - Help] multiple Babeldoc processe s
|
From: McDonald, B. <Bru...@ba...> - 2003-09-22 14:57:38
|
Multithreaded access to the pipeline is my big concern. -----Original Message----- From: Leech, Jonathan [mailto:jl...@vi...] Sent: Monday, September 22, 2003 10:51 AM To: 'Stefan Krieger'; Bruce McDonald; David Glick; SourceForge.net Cc: Bab...@li... Subject: RE: [Babeldoc-devel] [babeldoc - Help] multiple Babeldoc processe s The SQL journal works great multithreaded. I don't know about multiple = JVMs though. -Jonathan -----Original Message----- From: Stefan Krieger [mailto:ste...@co...] Sent: Sunday, September 21, 2003 12:16 PM To: Bruce McDonald; David Glick; SourceForge.net Cc: Bab...@li... Subject: AW: [Babeldoc-devel] [babeldoc - Help] multiple Babeldoc processes Yes, the SQL Journal solves the problem with my latest patch. The "SELECT MAX(...) and UPDATE" commands must be exceuted in a "synchronized" block. Stean > -----Urspr=FCngliche Nachricht----- > Von: bab...@li... > [mailto:bab...@li...]Im Auftrag von = Bruce > McDonald > Gesendet: Sonntag, 21. September 2003 15:44 > An: David Glick; SourceForge.net > Cc: Bab...@li... > Betreff: Re: [Babeldoc-devel] [babeldoc - Help] multiple Babeldoc > processes > > > I dont know. > > On Sunday 21 September 2003 09:19 am, David Glick wrote: > > Hi Bruce, > > > > Does the SQL journal solve this problem? > > > > David > > > > On Sunday 21 September 2003 5:43 am, Bruce McDonald wrote: > > > David / Davor: > > > > > > If your are running two instances of babeldoc (two jvms) then > all is good > > > - the simple journals steps do not get mixed up. The problem > arises when > > > you are threading, in the same pipeline for the same journal > ticket, then > > > the ticket steps get mixed. > > > > > > The issue is that the simple journal uses the strict consecutive > > > provision of ticket steps to know about ordering, etc. This > is a problem > > > if you have multiple threads - everything is out of order... > > > > > > regards, > > > Bruce. > > > > > > On Sunday 21 September 2003 12:40 am, David Glick wrote: > > > > Hi Davor, > > > > > > > > If you are executing multiple invocations of Babeldoc from > the command > > > > line, each invocation is running is a separate JVM and therefore = you > > > > shouldn't have any problems executing the same pipeline > simultaneously > > > > (with the possible exception of the Journal update... Bruce, how = is > > > > contention handled in the case of multiple JVM copies of = Babeldoc > > > > trying to simultaneously update the Journal?). > > > > > > > > If you are executing multiple invocations in the same JVM, I = believe > > > > that this situation is handled via the multi-threading > model Babeldoc > > > > supports. The section on Multithreaded Operation in the > Users Guide is > > > > an excellent source of info for this situation. > > > > > > > > > > > > Hope this helps, > > > > > > > > David > > > > > > > > On Saturday 20 September 2003 1:57 am, SourceForge.net wrote: > > > > > Read and respond to this message at: > > > > > https://sourceforge.net/forum/message.php?msg_id=3D2201154 > > > > > By: dchocky > > > > > > > > > > Hi! > > > > > > > > > > > > > > > > > > > > I'm using Babeldoc (and Xindice XML server) to construct a = simple > > > > > Document Workflow System (or at least that's what we call > it), as a > > > > > part of my college theses. I've built a custom = (RMI)feeder-wrapper > > > > > for Babeldoc. > > > > > > > > > > The application could work ok with this feeder, but I'd like = to > > > > > provide an alternative way of feeding documents into the = pipeline. > > > > > Here's the question: > > > > > > > > > > Is it possible to start in one process my (or any other) > feeder for > > > > > Babeldoc, and in another process to start a scanner (a mailbox > > > > > scanner) and should I expect any problems or do these > processes work > > > > > independently (concurrent access to journal?,velocity log...)? > > > > > Does it become a problem if both processes are operating > on the same > > > > > pipeline? ...on different pipelines? > > > > > I've tried this and it seems to work fine, but... > > > > > > > > > > > > > > > > > > > > Davor Cokrlic > > > > > > > > > > > > > > > > > > > > > _____________________________________________________________________ > > > > >_ You are receiving this email because you elected to monitor = this > > > > > forum. To stop monitoring this forum, login to SourceForge.net = and > > > > > visit: = https://sourceforge.net/forum/unmonitor.php?forum_id=3D190909 > > > > > > > > > > > > > > > ------------------------------------------------------- > > > > > This sf.net email is sponsored by:ThinkGeek > > > > > Welcome to geek heaven. > > > > > http://thinkgeek.com/sf > > > > > _______________________________________________ > > > > > Babeldoc-devel mailing list > > > > > Bab...@li... > > > > > https://lists.sourceforge.net/lists/listinfo/babeldoc-devel > > > > > > ------------------------------------------------------- > > > This sf.net email is sponsored by:ThinkGeek > > > Welcome to geek heaven. > > > http://thinkgeek.com/sf > > > _______________________________________________ > > > Babeldoc-devel mailing list > > > Bab...@li... > > > https://lists.sourceforge.net/lists/listinfo/babeldoc-devel > > > ------------------------------------------------------- > This sf.net email is sponsored by:ThinkGeek > Welcome to geek heaven. > http://thinkgeek.com/sf > _______________________________________________ > Babeldoc-devel mailing list > Bab...@li... > https://lists.sourceforge.net/lists/listinfo/babeldoc-devel > ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf _______________________________________________ Babeldoc-devel mailing list Bab...@li... https://lists.sourceforge.net/lists/listinfo/babeldoc-devel ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf _______________________________________________ Babeldoc-devel mailing list Bab...@li... https://lists.sourceforge.net/lists/listinfo/babeldoc-devel |
