Re: 4.0x on production server
This WebDNA talk-list message is from 2000
It keeps the original formatting.
numero = 36242
interpreted = N
texte = >John Butler wrote: > >> We were planning to very soon install 4 on our production server, and I >> was a bit concerned by Dale LaFountain's report. >> Though we're using Linux and perhaps the issues Dale mentioned are only >> relevant to Mac (and/or specifically Web*?) > >sounds like it. From my conversations with Grant, I believe most of the slowdown problems we're having are indeed MacOS or Webstar-specific.> > >> >> So I ask- >> >> Jym Duane, >> >> Do you get as much traffic as Dale mentioned he was having trouble >> handling with 4.0x? > >no not at all, not yet, but when tthe auction site i built goes live >i expect that much >soon.This is the key difference, I believe. None of these problems happen unless the server is under a significant load (5-20 connections simultaneously). I have tried simulating this load on a separate server with Netsplat, but have been mostly unsuccessful in duplicating any of my specific problems other than the slow serving issue.> > >> Do you have any global db's that potentially need to be read/written to >> during every single server visitor's session ? > >not global but several site specific ones.We only have one db like this (the banners.db) and strangely enough it's the one that we saw the most 'db not found' errors for...> > >> >> We're preparing for both. >> >> We can stick with 3.08, but a few yet-to-be-coded features are waiting >> to see which version we will use in the next couple/few months. > >i needed to upgrade for the image uploading. otherwise i have all >3.0 coded sites.We originally coded a site using webcat 4 tags, but ended up retrocoding to 3.x so we could change back to 3.0.8. We don't have any specific needs for using 4.x right now other than the obvious increase in coding productivity from using the new tags.> >> Also I >> don't want to run into the potential deadlocks that 3 users are >> currently stuck with. > >have not seen that yet.Actually we went from having 5-15 deadlocks/day (with thread.debug files) to having 0 thread debug files with 4.0.2.If what Grant says is true about our creating a true deadlock with our code in 4.x, shouldn't this be spitting out a thread.debug file as well as displaying the db not found error message?> >Ps i have one more strange behavior, it either has to do with timing >or perhaps i do >not understand the sequence of events that the engine performs. >i am searhing a database of subcatagories. i need to find the category and the >subcategorie and then get a number and add or subtract from it and replace. >it could be one of these database issues that they are talking about. > >the code always works stand alone but in the long sequence of events >in posting or >closing an auction, sometimes the small integer is replaces with a >string of 1's and >0's or 9. i can redesign the database to use a reference number so >that i only search >one field.Not sure about this one, but we have seen similar strange things happen in production. In our case, it looks like the db wasn't found for one or more of the searches in the template, which caused weird things to happen further down the page when trying to execute showif comparisons or math functions (is [showif [unevaluated_tag]>0] true?)...What platform are you using Jym?> > >> >> Grant, care to offer any input here? >> >> -JohnI'll second the motion. Grant?>Jym Duane -President - CyberLive, Inc. -Dale -- Dale LaFountain Vice President of Information Technology, WebMaster Dark Horse Comics, Inc. mailto:dalel@darkhorse.com Phone: 503-652-8815 x324 http://www.darkhorse.com/############################################################# This message is sent to you because you are subscribed to the mailing list
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Associated Messages, from the most recent to the oldest:
>John Butler wrote: > >> We were planning to very soon install 4 on our production server, and I >> was a bit concerned by Dale LaFountain's report. >> Though we're using Linux and perhaps the issues Dale mentioned are only >> relevant to Mac (and/or specifically Web*?) > >sounds like it. From my conversations with Grant, I believe most of the slowdown problems we're having are indeed MacOS or Webstar-specific.> > >> >> So I ask- >> >> Jym Duane, >> >> Do you get as much traffic as Dale mentioned he was having trouble >> handling with 4.0x? > >no not at all, not yet, but when tthe auction site i built goes live >i expect that much >soon.This is the key difference, I believe. None of these problems happen unless the server is under a significant load (5-20 connections simultaneously). I have tried simulating this load on a separate server with Netsplat, but have been mostly unsuccessful in duplicating any of my specific problems other than the slow serving issue.> > >> Do you have any global db's that potentially need to be read/written to >> during every single server visitor's session ? > >not global but several site specific ones.We only have one db like this (the banners.db) and strangely enough it's the one that we saw the most 'db not found' errors for...> > >> >> We're preparing for both. >> >> We can stick with 3.08, but a few yet-to-be-coded features are waiting >> to see which version we will use in the next couple/few months. > >i needed to upgrade for the image uploading. otherwise i have all >3.0 coded sites.We originally coded a site using webcat 4 tags, but ended up retrocoding to 3.x so we could change back to 3.0.8. We don't have any specific needs for using 4.x right now other than the obvious increase in coding productivity from using the new tags.> >> Also I >> don't want to run into the potential deadlocks that 3 users are >> currently stuck with. > >have not seen that yet.Actually we went from having 5-15 deadlocks/day (with thread.debug files) to having 0 thread debug files with 4.0.2.If what Grant says is true about our creating a true deadlock with our code in 4.x, shouldn't this be spitting out a thread.debug file as well as displaying the db not found error message?> >Ps i have one more strange behavior, it either has to do with timing >or perhaps i do >not understand the sequence of events that the engine performs. >i am searhing a database of subcatagories. i need to find the category and the >subcategorie and then get a number and add or subtract from it and replace. >it could be one of these database issues that they are talking about. > >the code always works stand alone but in the long sequence of events >in posting or >closing an auction, sometimes the small integer is replaces with a >string of 1's and >0's or 9. i can redesign the database to use a reference number so >that i only search >one field.Not sure about this one, but we have seen similar strange things happen in production. In our case, it looks like the db wasn't found for one or more of the searches in the template, which caused weird things to happen further down the page when trying to execute showif comparisons or math functions (is [showif [unevaluated_tag]>0] true?)...What platform are you using Jym?> > >> >> Grant, care to offer any input here? >> >> -JohnI'll second the motion. Grant?>Jym Duane -President - CyberLive, Inc. -Dale -- Dale LaFountain Vice President of Information Technology, WebMaster Dark Horse Comics, Inc. mailto:dalel@darkhorse.com Phone: 503-652-8815 x324 http://www.darkhorse.com/############################################################# This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to To switch to the INDEX mode, E-mail to Send administrative queries to
Dale LaFountain
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