[TYPO3-english] Errors including typo3conf/temp_CACHED_***_ext_tables.php file

[Dan Osipov]

It could be that the second hit comes after the file is created and 
locked for writing, but not written to yet...

Just an idea. Do you see any problems that this is causing?

Dan Osipov
Calkins Media
http://danosipov.com/blog/

Francois Suter wrote:
> Hi folks,
> 
> On a pretty large site with a lot of traffic I observe errors (in the 
> PHP log) including the typo3conf/temp_CACHED_***_ext_tables.php file (in 
> tslib_fe::includeTCA()). By "error" I mean a file not found inclusion 
> error.
> 
> I don't quite understand how this can happen, except if there's some 
> kind of concurrency issue when the cache has been cleared, i.e. someone 
> clears configuration cache (or all cache), so 
> typo3conf/temp_CACHED_***_ext_tables.php gets recreated on the next hit. 
> But a second hit comes right after the first one and tries to read the 
> file which has not been written yet, hence the error.
> 
> Does that make any sense? If not, what could be the source of the error?
> 
> Cheers
>