[WebDNA] crashing loop
This WebDNA talk-list message is from 2011
It keeps the original formatting.
numero = 106682
interpreted = N
texte = Apologies for cross-posting with the forum. After years of running WebDNA reliably, I'm suddenly confronted with = crashing behavior that I can't seem to fix. I'm running WebDNA 6.2 on = Mac OS X Server 10.6.7. After creating some scripts with SQL commands I = managed to cause the process to crash and restart many times per second, = which consumes almost 100% of the CPU and returns a "Sorry WebDNA server = not running" error when pages are hit. Killing and starting the process = doesn't fix the problem, nor does restarting Apache or rebooting the = server.=20 If I watch the system log in Console, I see the WebDNAMonitor process = report that the WebDNA process is alive. Then it's dead. Then it's = restarted. Then it receives a SIGBUS. Repeat infinitely or until I stop = the process manually. It's very reproducible. The suspect code is no longer on the server so that's not the problem = anymore. The only WebDNA code on the server now are files that have been = stable and unchanged for over a year. I've had similar problems only one or two other times in 8 years, so I'm = shocked that a clean reinstall of webDNA doesn't fix the problem as it = has in the past.=1D=1D=1D=1D Any suggestions? Thanks! Dave Hurley Manager of Departmental Computing Biology Department University of Washington = = =20=
Associated Messages, from the most recent to the oldest:
Apologies for cross-posting with the forum. After years of running WebDNA reliably, I'm suddenly confronted with = crashing behavior that I can't seem to fix. I'm running WebDNA 6.2 on = Mac OS X Server 10.6.7. After creating some scripts with SQL commands I = managed to cause the process to crash and restart many times per second, = which consumes almost 100% of the CPU and returns a "Sorry WebDNA server = not running" error when pages are hit. Killing and starting the process = doesn't fix the problem, nor does restarting Apache or rebooting the = server.=20 If I watch the system log in Console, I see the WebDNAMonitor process = report that the WebDNA process is alive. Then it's dead. Then it's = restarted. Then it receives a SIGBUS. Repeat infinitely or until I stop = the process manually. It's very reproducible. The suspect code is no longer on the server so that's not the problem = anymore. The only WebDNA code on the server now are files that have been = stable and unchanged for over a year. I've had similar problems only one or two other times in 8 years, so I'm = shocked that a clean reinstall of webDNA doesn't fix the problem as it = has in the past.=1D=1D=1D=1D Any suggestions? Thanks! Dave Hurley Manager of Departmental Computing Biology Department University of Washington = = =20=
Dave Hurley
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