Re: Freeze

This WebDNA talk-list message is from

2003


It keeps the original formatting.
numero = 47636
interpreted = N
texte = I had this problem way back when in version 3.? We had a database of over 20,000 items that we searched and then used the results of the [founditems] to do another search for each found item. This is the EXACT behavior we saw.- CharlesOn Monday, February 10, 2003, at 09:07 PM, Alex McCombie wrote:> On 2/10/03 8:57 PM, WJ Starck wrote: > > My original post put be on a version earlier than 4.5.1. > > After a few hours of testing and monitoring I am fairly certain I > found the > cause... > > WebCat was just using lots o cycles because of what it was being asked > to > do. > > I dint think a tough search would stop the machine from doing anything > till > it was done, but then again Webcat is so damn fast it takes a lot to > get the > usage beyond anything but a blip anyway. > > Not on 4.5.1 > :-) > Alex > > >> Hmmm... >> >> You may be on to something. I've been noticing my 4.5.1 server has >> been >> unbelievably slow the last couple of weeks. Seems like that's about >> when I upgraded to 4.5.1 >> >> I wonder if another half gig or so of ram would help...? >> >>> >> -- >> >> Will Starck >> NovaDerm Skincare Science >> http://www.novaderm.com >> wjs@novaderm.com >> >> >> On Monday, February 10, 2003, at 07:50 PM, Kenneth Grome wrote: >> >>>> On 2/10/03 4:35 PM, John Hill wrote: >>>> >>>>> Could it be flushing large databases to disk after doing the >>>>> requisit number >>>>> of append/updates? That could tie up the machine. >>>> Yep good thought.... The problem is the regularity. >>> >>> I think it's the way the new version of webdna is programmed to >>> prevent db file corruption ... >>> >>> From my understanding (and please correct me if I'm wrong) webdna >>> 4.5.1 is the first version to automatically write out a temporary >>> copy >>> of whatever db it's writing to -- every time it writes to a db. Then >>> it deletes this temporary file after it has successfully written the >>> appropriate changes to the 'real' db file. >>> >>> Didn't SMSI say they implemented this behavior in order to protect >>> against data loss in the event of a crash? >>> >>> I think they made this the default behavior in 4.5.1 because some >>> people had been complaining about losing data and/or getting >>> corrupted >>> db files when a crash occurred at the same time that webdna was >>> writing to the file. Unfortunately what I do not know is if they >>> gave us an option to turn off this new feature, or if we have no >>> choice but to deal with the new problems it creates for us. >>> >>> My gut feeling is that the server may seem like it is taking a >>> break >>> (apparently refusing to respond for 5-15 seconds) every time a person >>> accesses a page that writes something to a db file. >>> >>> Is this possibly what's going on? >>> >>> I have noticed a slow response from my remote server as well, but >>> until now it never occurred to me that it was a problem with the >>> webdna software. After all, I'm thousands of miles away from my >>> server >>> and not always on a consistent or reliable connection. >>> >>> But if this has nothing to do with my connection and everything to do >>> with the way this version of webdna is coded, it would be very nice >>> to >>> learn that there's a preference that lets us shut off this >>> unnecessary temporary file writing. >>> >>> Personally I've never had any problems with webdna destroying a db >>> file upon a crash. And it would not create a problem for me anyways, >>> because long ago I created a template-based system that >>> automatically >>> backs up all my db files every hour or every day. >>> >>> Personally I would prefer the server to be as fast as possible, and >>> NEVER write or delete temporary db files upon every append or replace >>> or delete -- as it may be doing now ... >>> >>> >>> Sincerely, >>> Kenneth Grome > > > Alex J McCombie New World Media > Chief Information Officer Drawer 607 > 800/724.8973 Fair Haven, NY 13064 > Alex@NewWorldMedia.com http://OurClients.com > > Interface Designer WebDNA Programmer Database Designer > > > > ------------------------------------------------------------- > 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 > > Web Archive of this list is at: http://webdna.smithmicro.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 Web Archive of this list is at: http://webdna.smithmicro.com/ Associated Messages, from the most recent to the oldest:

    
  1. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Ross Markbreiter 2004)
  2. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Grant Hulbert 2004)
  3. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Ross Markbreiter 2004)
  4. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Dylan Wood 2004)
  5. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Ross Markbreiter 2004)
  6. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Ross Markbreiter 2004)
  7. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Dylan Wood 2004)
  8. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Grant Hulbert 2004)
  9. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Ross Markbreiter 2004)
  10. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Alex McCombie 2004)
  11. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Ross Markbreiter 2004)
  12. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Ross Markbreiter 2004)
  13. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Alex McCombie 2004)
  14. Re: (OT) SERVER FREEZES ALL AT SAME TIME ( Dylan Wood 2004)
  15. (OT) SERVER FREEZES ALL AT SAME TIME ( Ross Markbreiter 2004)
  16. Re: Webcat engine freezes when [tcpconnect] can't connect (Rene van der Velde 2003)
  17. Re: Webcat engine freezes when [tcpconnect] can't connect (Alain Russell 2003)
  18. Webcat engine freezes when [tcpconnect] can't connect (Rene van der Velde 2003)
  19. Re: Freeze (Michael Davis 2003)
  20. Re: Freeze (Stuart Tremain 2003)
  21. Re: Freeze (Michael Davis 2003)
  22. Re: Freeze (Stuart Tremain 2003)
  23. Re: Freeze (Alex McCombie 2003)
  24. Re: Freeze (Michael Davis 2003)
  25. Re: Freeze (mmilists 2003)
  26. Re: Freeze (Stuart Tremain 2003)
  27. Re: Freeze (Dan Strong 2003)
  28. Re: Freeze (lb Lawrence 2003)
  29. Re: Freeze (lb Lawrence 2003)
  30. Re: Freeze (Dan Strong 2003)
  31. Re: Freeze (Jay Van Vark 2003)
  32. Re: Freeze (lb Lawrence 2003)
  33. Re: Temp DB (Was freeze) (Alain Russell 2003)
  34. Re: Temp DB (Was freeze) (Alex McCombie 2003)
  35. Re: Temp DB (Was freeze) (John Hill 2003)
  36. Re: Temp DB (Was freeze) (Alain Russell 2003)
  37. Re: Temp DB (Was freeze) (Alex McCombie 2003)
  38. Re: Temp DB (Was freeze) (Alex McCombie 2003)
  39. Re: Temp DB (Was freeze) (John Hill 2003)
  40. Re: Temp DB (Was freeze) (Kenneth Grome 2003)
  41. Temp DB (Was freeze) (Alex McCombie 2003)
  42. Re: Freeze (John Hill 2003)
  43. Re: Freeze (Kenneth Grome 2003)
  44. Re: Freeze (Scott Anderson 2003)
  45. Re: Freeze (Charles Kline 2003)
  46. Re: Freeze (Kenneth Grome 2003)
  47. Re: Freeze (Alex McCombie 2003)
  48. Re: Freeze (WJ Starck 2003)
  49. Re: Freeze (Kenneth Grome 2003)
  50. Re: Freeze (Alex McCombie 2003)
  51. Re: Freeze (Alex McCombie 2003)
  52. Re: Freeze (John Hill 2003)
  53. Re: Freeze (Alex McCombie 2003)
  54. Re: Freeze (Donovan 2003)
  55. Re: Freeze (John Hill 2003)
  56. Re: Freeze (Craig Forest 2003)
  57. Re: Freeze (Donovan 2003)
  58. Re: Freeze (Donovan 2003)
  59. Re: Freeze (Alex McCombie 2003)
  60. Re: Freeze (Don 2003)
  61. Re: Freeze (Donovan 2003)
  62. Re: Freeze (Alex McCombie 2003)
  63. Re: Freeze (lb Lawrence 2003)
  64. Re: Freeze (Brian Boegershausen 2003)
  65. Re: Freeze (Charles Kline 2003)
  66. Freeze (lb Lawrence 2003)
  67. Re: Emailer freezes under OSX (Paula E. Contini 2003)
  68. Emailer freezes under OSX (nelson 2003)
  69. Install Webcat 4.01 - Server Hard Freeze (Rupert Ravens 2000)
  70. Re: Server Freeze...not always (Grant Hulbert 1998)
  71. Re: Server Freeze (Kenneth Grome 1998)
  72. Re: Server Freeze (Peter Ostry 1998)
  73. Re: Server Freeze (Peter Ostry 1998)
  74. Re: Server Freeze (Sid Stary 1998)
  75. Re: Server Freeze (Britt T. 1998)
  76. Re: Server Freeze (Kenneth Grome 1998)
  77. Re: Server Freeze (bob 1998)
  78. Re: Server Freeze (dave spaulding 1998)
  79. Re: Server Freeze (Kenneth Grome 1998)
  80. Re: Server Freeze (Brian B. Burton 1998)
  81. Re: Server Freeze (Kenneth Grome 1998)
  82. Re: Server Freeze (Peter Ostry 1998)
  83. Re: Server Freeze (Sid Stary 1998)
  84. Re: Server Freeze (Brian B. Burton 1998)
  85. Re: Server Freeze (Brian B. Burton 1998)
  86. Re: Server Freeze (PCS Technical Support 1998)
  87. Re: Server Freeze (Kenneth Grome 1998)
  88. Server Freeze (Brian B. Burton 1998)
  89. Re: database freeze (Kenneth Grome 1997)
  90. database freeze (Dean Smith 1997)
  91. Re: WebSTAR 2.1 freezes my Mac (grichter@panavise.com (Gary Richter) 1997)
  92. Re: WebSTAR 2.1 freezes my Mac (Kenneth Grome 1997)
  93. Re: WebSTAR 2.1 freezes my Mac (grichter@panavise.com (Gary Richter) 1997)
  94. WebSTAR 2.1 freezes my Mac (Kenneth Grome 1997)
  95. Re: [format xs] freeze (Grant Hulbert 1997)
  96. Re: [format xs] freeze (Grant Hulbert 1997)
  97. Re: [format xs] freeze (Nelson Chen 1997)
  98. [format xs] freeze (Nelson Chen 1997)
I had this problem way back when in version 3.? We had a database of over 20,000 items that we searched and then used the results of the [founditems] to do another search for each found item. This is the EXACT behavior we saw.- CharlesOn Monday, February 10, 2003, at 09:07 PM, Alex McCombie wrote:> On 2/10/03 8:57 PM, WJ Starck wrote: > > My original post put be on a version earlier than 4.5.1. > > After a few hours of testing and monitoring I am fairly certain I > found the > cause... > > WebCat was just using lots o cycles because of what it was being asked > to > do. > > I dint think a tough search would stop the machine from doing anything > till > it was done, but then again Webcat is so damn fast it takes a lot to > get the > usage beyond anything but a blip anyway. > > Not on 4.5.1 > :-) > Alex > > >> Hmmm... >> >> You may be on to something. I've been noticing my 4.5.1 server has >> been >> unbelievably slow the last couple of weeks. Seems like that's about >> when I upgraded to 4.5.1 >> >> I wonder if another half gig or so of ram would help...? >> >>> >> -- >> >> Will Starck >> NovaDerm Skincare Science >> http://www.novaderm.com >> wjs@novaderm.com >> >> >> On Monday, February 10, 2003, at 07:50 PM, Kenneth Grome wrote: >> >>>> On 2/10/03 4:35 PM, John Hill wrote: >>>> >>>>> Could it be flushing large databases to disk after doing the >>>>> requisit number >>>>> of append/updates? That could tie up the machine. >>>> Yep good thought.... The problem is the regularity. >>> >>> I think it's the way the new version of webdna is programmed to >>> prevent db file corruption ... >>> >>> From my understanding (and please correct me if I'm wrong) webdna >>> 4.5.1 is the first version to automatically write out a temporary >>> copy >>> of whatever db it's writing to -- every time it writes to a db. Then >>> it deletes this temporary file after it has successfully written the >>> appropriate changes to the 'real' db file. >>> >>> Didn't SMSI say they implemented this behavior in order to protect >>> against data loss in the event of a crash? >>> >>> I think they made this the default behavior in 4.5.1 because some >>> people had been complaining about losing data and/or getting >>> corrupted >>> db files when a crash occurred at the same time that webdna was >>> writing to the file. Unfortunately what I do not know is if they >>> gave us an option to turn off this new feature, or if we have no >>> choice but to deal with the new problems it creates for us. >>> >>> My gut feeling is that the server may seem like it is taking a >>> break >>> (apparently refusing to respond for 5-15 seconds) every time a person >>> accesses a page that writes something to a db file. >>> >>> Is this possibly what's going on? >>> >>> I have noticed a slow response from my remote server as well, but >>> until now it never occurred to me that it was a problem with the >>> webdna software. After all, I'm thousands of miles away from my >>> server >>> and not always on a consistent or reliable connection. >>> >>> But if this has nothing to do with my connection and everything to do >>> with the way this version of webdna is coded, it would be very nice >>> to >>> learn that there's a preference that lets us shut off this >>> unnecessary temporary file writing. >>> >>> Personally I've never had any problems with webdna destroying a db >>> file upon a crash. And it would not create a problem for me anyways, >>> because long ago I created a template-based system that >>> automatically >>> backs up all my db files every hour or every day. >>> >>> Personally I would prefer the server to be as fast as possible, and >>> NEVER write or delete temporary db files upon every append or replace >>> or delete -- as it may be doing now ... >>> >>> >>> Sincerely, >>> Kenneth Grome > > > Alex J McCombie New World Media > Chief Information Officer Drawer 607 > 800/724.8973 Fair Haven, NY 13064 > Alex@NewWorldMedia.com http://OurClients.com > > Interface Designer WebDNA Programmer Database Designer > > > > ------------------------------------------------------------- > 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 > > Web Archive of this list is at: http://webdna.smithmicro.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 Web Archive of this list is at: http://webdna.smithmicro.com/ Charles Kline

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