Re: WebDNAMonitor

This WebDNA talk-list message is from

2002


It keeps the original formatting.
numero = 46249
interpreted = N
texte = Well we do not use the PS or even look for a pid file. We simple hit a .tpl page and check for the word OK. It that fails then we kick webcat. ----- Original Message ----- From: Dale LaFountain To: WebCatalog Talk Sent: Thursday, December 12, 2002 12:07 AM Subject: Re: WebDNAMonitor > At least on OSX, you CANNOT trust that WebCatalog being listed in the > ps list == Webcat is running. > > Most if not all of my crashes these days (4.5.0+) happen when webcat > stays running, but sucks up 200% and just stops answering requests > altogether. > > Another cue is that apache starts logging hits that contain 0 bytes > of response, but that's not as useful as requesting a > webcat-processed page with [date] and making sure that the output > returned contains the current year... > > I use both ps and curl in a minutely cron script to determine if > webcat is up and functional. > > I haven't done any high volume serving with Linux (yet) to see if the > same behavior persists. > > -Dale > > >Yeah - cron sheel script that does a ps and greps the results would be even > >faster and more reliable... > > > > > >On 12/9/02 9:32 AM, Inkblot Media wrote: > > > >> We created a page like ok.tpl and called it from a cron job. If the page > >> loaded then do nothing. If it failed we had a shell script stop and restart > >> webcat. > >> > >> I guess in theory our own WebDNA Monitor. > >> > >> Ron > >> > >> > >> ----- Original Message ----- > >> From: Lee Greene > >> To: WebCatalog Talk > >> Sent: Monday, December 09, 2002 9:02 AM > >> Subject: WebDNAMonitor > >> > >> > >>> Can someone tell me how to get and/or install WebDNAmonitor for > >>> Linux/apache? I remember seeing a reference to it on the list but am > >>> unable to find it. We have version 4.5 installed. > >>> > >>> I asked Smith Micro tech support about it and the person I spoke to > >>> didn't know anything about it. > >>> > >>> I need WebDNA to restart automatically if it crashes. > >>> > >>> Thanks. > >>> > >>> Lee > >>> > >>> > > > >Jay Van Vark > >'Guiding Positive Change in High-Tech Companies' > >one box voicemail (866) 248-7670 x 6471 > >efax (801) 659-7952 > > > >-- Great tool for advertising bid optimization, check out: > >http://www.Promote4Less.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/ ------------------------------------------------------------- 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: WebDNAMonitor (Lee Greene 2002)
  2. Re: WebDNAMonitor (Le Pham 2002)
  3. Re: WebDNAMonitor (Inkblot Media 2002)
  4. Re: WebDNAMonitor (Dale LaFountain 2002)
  5. Re: WebDNAMonitor (Jay Van Vark 2002)
  6. Re: WebDNAMonitor (Inkblot Media 2002)
  7. WebDNAMonitor (Lee Greene 2002)
  8. Re: WebDNAmonitor running but webcat won't start. (Alain Russell 2002)
  9. Re: WebDNAmonitor running but webcat won't start. (marc malacarme 2002)
  10. Re: WebDNAmonitor running but webcat won't start. (Alain Russell 2002)
  11. WebDNAmonitor running but webcat won't start. (marc malacarme 2002)
Well we do not use the PS or even look for a pid file. We simple hit a .tpl page and check for the word OK. It that fails then we kick webcat. ----- Original Message ----- From: Dale LaFountain To: WebCatalog Talk Sent: Thursday, December 12, 2002 12:07 AM Subject: Re: WebDNAMonitor > At least on OSX, you CANNOT trust that WebCatalog being listed in the > ps list == Webcat is running. > > Most if not all of my crashes these days (4.5.0+) happen when webcat > stays running, but sucks up 200% and just stops answering requests > altogether. > > Another cue is that apache starts logging hits that contain 0 bytes > of response, but that's not as useful as requesting a > webcat-processed page with [date] and making sure that the output > returned contains the current year... > > I use both ps and curl in a minutely cron script to determine if > webcat is up and functional. > > I haven't done any high volume serving with Linux (yet) to see if the > same behavior persists. > > -Dale > > >Yeah - cron sheel script that does a ps and greps the results would be even > >faster and more reliable... > > > > > >On 12/9/02 9:32 AM, Inkblot Media wrote: > > > >> We created a page like ok.tpl and called it from a cron job. If the page > >> loaded then do nothing. If it failed we had a shell script stop and restart > >> webcat. > >> > >> I guess in theory our own WebDNA Monitor. > >> > >> Ron > >> > >> > >> ----- Original Message ----- > >> From: Lee Greene > >> To: WebCatalog Talk > >> Sent: Monday, December 09, 2002 9:02 AM > >> Subject: WebDNAMonitor > >> > >> > >>> Can someone tell me how to get and/or install WebDNAmonitor for > >>> Linux/apache? I remember seeing a reference to it on the list but am > >>> unable to find it. We have version 4.5 installed. > >>> > >>> I asked Smith Micro tech support about it and the person I spoke to > >>> didn't know anything about it. > >>> > >>> I need WebDNA to restart automatically if it crashes. > >>> > >>> Thanks. > >>> > >>> Lee > >>> > >>> > > > >Jay Van Vark > >'Guiding Positive Change in High-Tech Companies' > >one box voicemail (866) 248-7670 x 6471 > >efax (801) 659-7952 > > > >-- Great tool for advertising bid optimization, check out: > >http://www.Promote4Less.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/ ------------------------------------------------------------- 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/ Inkblot Media

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