[TYPO3-performance] TS-Rendering - IMG_RESOURCE - 622 ms - Solution

Martin Kutschker masi-no at spam-typo3.org
Tue Sep 29 20:36:16 CEST 2009

Martin Holtz schrieb:
> Hi,
>>> So I don't think we can say for sure, that the new way definitely will be a
>>> performance increase, just by comparing the functions directly.
>>> Each time the new check decides "false", while the old check would have
>>> decided "true", we will create a new file.
>> I guess that depends whether the mtime changes a lot without any actual change of the content. This
>> might happen if you touch() files for some reason. The file size shouldn't change without reason.
>> Any change of size must force a recreation (the check for the mtime can be omitted in this case).
> i sometimes had some trouble with servers where the ftp-client set chmod
> 700 on all files, so the apache had no right to alter. So i have to make
> an chmod -R *
> but IMHO that is an wrong server setup, so it should not get too much
> attention:)

Is a config switch worth the hassle? A single if will cost less than a file system access, so it
won't hurt much. IMHO in normal circumstances mod. time is enough, but those with special needs can
use the old md5 method.


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