Hi Ralf (et al), Please take SVN r7726 for a spin, and let us know if it improves things for you or if there are any problems. Thanks! :)
Best regards, Darby Darby Felton wrote: > Hi Ralf, > > First, I advise that ZF 1.5.0PR probably should not be used in > production, mission-critical applications, since it is a "preview > release" or unstable distribution, including components from the > incubator in various stages of completion. Of course, the 1.5.0RC1 > should be more stable, and the 1.5.0GA release should be quite solid. > > As to your performance problems, I suspect that you could be having > trouble with Zend_Loader. Please see the following JIRA issue if you > also suspect the same could be true: > > http://framework.zend.com/issues/browse/ZF-2463 > > In short, Zend_Loader had been using the "@" error suppression operator > for its include[_once] directives. This caused any errors that occur by > including a file to be suppressed. This is particularly bad for > developers experiencing fatal errors, but it also poses problems for > people who want to be aware of such errors, yet they had been suppressed > by Zend_Loader. So, to solve the problem I removed the error suppression > operators, and wrapped error trapping code around the include[_once] > directives. This unconditional error handling no doubt contributes to > some degradation in performance, but I do not have concrete data to say > how much degradation one should expect. Since 1.0.3 apparently had no > error suppression, the solution for ZF-2463 may be improved, and I > intend to do so prior to the ZF 1.5.0 RC1 release. With any luck I > should be able to do this today. > > Finally, I would recommend that Zend_Loader be eschewed, in favor of > using require_once, whenever possible. If there are any framework > components using Zend_Loader, where require_once would work nicely > instead, please let us know about it. > > Thanks for the report! > > Best regards, > Darby > > Ralf Eggert wrote: >> Hi, >> >> two days ago I upgraded our live server with ZF 1.5.0PR which caused a >> serious performance issue. The whole site slowed down immediately. >> >> First I did not know what the real problem was because at nearly the >> same time a content grabber started to run his bots to grab our content. >> But after blocking his ips the performance was still bad compared to the >> time before upgrading to ZF 1.5.0PR. >> >> So today I switched back to ZF 1.0.3 and the performance was up again. >> With ZF 1.0.3 the load average is almost all the time lower than 1. With >> ZF 1.5.0PR is was almost all the time between 4 and 6. I was not able to >> identify the bottleneck because my first priority was to get the site >> back to normal. >> >> Hay anybody else upgrade an live server with 1.5.0PR and encountered >> similar problems? Has anybody any idea what could have caused these >> problems? >> >> Best Regards, >> >> Ralf >> >> >
