TYPO3 Forge

2016-01-08

17:15 TYPO3 Core Bug #70079: Performance impact of 6.2.15 class loader cache emptying

Unfortunately i am currently not able to reproduce this classes cache bug in 6.2.17, even if i delay the time between... Melanie Kalka

12:20 TYPO3 Core Bug #60760: Race condition during system cache flush

I was using 6.2.14. Melanie Kalka

2016-01-07

16:23 TYPO3 Core Bug #60760: Race condition during system cache flush

I can confirm that your patch solves my bug with the not found ext_autoload classes.
Would be great to get this patc... Melanie Kalka

15:33 TYPO3 Core Bug #60760: Race condition during system cache flush

I think, i have the reason why this happens.
The workflow in TYPO3 when a page is called in the frontend is like t... Melanie Kalka

14:49 TYPO3 Core Bug #60760: Race condition during system cache flush

As far as i can see till now, the class cache data for classes from ext_autoload.php is set by transferRuntimeClassIn... Melanie Kalka

14:00 TYPO3 Core Bug #60760: Race condition during system cache flush

Here is another log including the core cache.
In this example the core cache is fully flushed before the class loade... Melanie Kalka

11:58 TYPO3 Core Bug #60760: Race condition during system cache flush

I added the logging to buildClassLoadingInformation.
When this happens all of the four calls fail to get the class i... Melanie Kalka

11:28 TYPO3 Core Bug #60760: Race condition during system cache flush

I added a debug_backtrace after multiple classes caches where crashing in one of my tests.
The backtrace right befor... Melanie Kalka

10:47 TYPO3 Core Bug #60760: Race condition during system cache flush

Yes, you are right. A static variable would not work, as that are different threads.
I have added some more logging ... Melanie Kalka

2016-01-06

17:40 TYPO3 Core Bug #60760: Race condition during system cache flush

I have also seen this bug frequently in some more frequented webpages.
But i was not able to reproduce the error ever... Melanie Kalka