Re: [WebDNA] WebDNA7 and mod_fcgi
This WebDNA talk-list message is from 2013
It keeps the original formatting.
numero = 110575
interpreted = N
texte = +1/PalleOn 17/08/2013, at 09.09, John Butler
=wrote:> yes, it *feels* like that (what Chris says) to me too - some (legacy?) =code somewhere eats too much RAM (near the limit) .. which Webdna does =not recover from well ... and so Webdna stays in that limited-RAM state =(*even though* RAM should have meanwhile been freed up again; the =offending script has long since stopped parsing). I bet there is some =bad code in the Webdna engine itself ... that does not do "garbage =collection" properly... does not re-free up RAM that was used, under =certain conditions ... and when our scripts get near the hardware RAM =limit, then this weakness, in the heart of Webdna, gets uncovered. I =have been watching this behavior, off an on, since the late 1990's.>=20> Rebooting fixes it, until the situation it repeated.>=20> It does not have to occur when Webdna has been up a long time.. the =situation can be repeated within a minute of rebooting.. if a =too-RAM-intensive script it parsed again.>=20> Assuming my intuition is accurate, I think that without ability to fix =the real issue inside Webdna, our best bet is to prevent our scripts =pushing the envelope too much, in RAM.>=20> I don't know anything for sure.. but what I type here is my BEST =intuition on the topic ... repeatedly, over the years.>=20> -Govinda>=20> On 2013-08-17, at 2:55 AM, christophe.billiottet@webdna.us wrote:>=20>> According to these two errors pointing at mod_fcgid, i would suggest =to restart apache or reboot the whole server: the memory footprint of =the server has probably increased because of a long uptime period. A =simple reboot should fix it. WebDNA.fcgi itself is not involved in this =error.>>=20>> - chris>>=20>>=20>>=20>>=20>> On Aug 16, 2013, at 11:07 PM, Dan Strong wrote:>>=20>>> Apache error logs littered with these two errors (15000+/day):>>>=20>>> 1) [warn] (103)Software caused connection abort: mod_fcgid: =ap_pass_brigade failed in handle_request function>>> 2) [notice] mod_fcgid: too much /var/www/html/domain.com/page.html =process(current:1, max:1), skip the spawn request>>=20>=20> ---------------------------------------------------------> This message is sent to you because you are subscribed to> the mailing list .> To unsubscribe, E-mail to: > archives: http://mail.webdna.us/list/talk@webdna.us> Bug Reporting: support@webdna.us
Associated Messages, from the most recent to the oldest:
+1/PalleOn 17/08/2013, at 09.09, John Butler =wrote:> yes, it *feels* like that (what Chris says) to me too - some (legacy?) =code somewhere eats too much RAM (near the limit) .. which Webdna does =not recover from well ... and so Webdna stays in that limited-RAM state =(*even though* RAM should have meanwhile been freed up again; the =offending script has long since stopped parsing). I bet there is some =bad code in the Webdna engine itself ... that does not do "garbage =collection" properly... does not re-free up RAM that was used, under =certain conditions ... and when our scripts get near the hardware RAM =limit, then this weakness, in the heart of Webdna, gets uncovered. I =have been watching this behavior, off an on, since the late 1990's.>=20> Rebooting fixes it, until the situation it repeated.>=20> It does not have to occur when Webdna has been up a long time.. the =situation can be repeated within a minute of rebooting.. if a =too-RAM-intensive script it parsed again.>=20> Assuming my intuition is accurate, I think that without ability to fix =the real issue inside Webdna, our best bet is to prevent our scripts =pushing the envelope too much, in RAM.>=20> I don't know anything for sure.. but what I type here is my BEST =intuition on the topic ... repeatedly, over the years.>=20> -Govinda>=20> On 2013-08-17, at 2:55 AM, christophe.billiottet@webdna.us wrote:>=20>> According to these two errors pointing at mod_fcgid, i would suggest =to restart apache or reboot the whole server: the memory footprint of =the server has probably increased because of a long uptime period. A =simple reboot should fix it. WebDNA.fcgi itself is not involved in this =error.>>=20>> - chris>>=20>>=20>>=20>>=20>> On Aug 16, 2013, at 11:07 PM, Dan Strong wrote:>>=20>>> Apache error logs littered with these two errors (15000+/day):>>>=20>>> 1) [warn] (103)Software caused connection abort: mod_fcgid: =ap_pass_brigade failed in handle_request function>>> 2) [notice] mod_fcgid: too much /var/www/html/domain.com/page.html =process(current:1, max:1), skip the spawn request>>=20>=20> ---------------------------------------------------------> This message is sent to you because you are subscribed to> the mailing list .> To unsubscribe, E-mail to: > archives: http://mail.webdna.us/list/talk@webdna.us> Bug Reporting: support@webdna.us
Palle Bo Nielsen
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