Apache Error: child pid 14734 exit signal File size limit ex

No meu error.log do apache, está aparecendo constantemente esse erro:

[Mon Jun 27 19:55:21 2005] [notice] child pid 14726 exit signal File size limit exceeded (25)
[Mon Jun 27 19:55:21 2005] [notice] child pid 14725 exit signal File size limit exceeded (25)
[Mon Jun 27 19:55:22 2005] [notice] child pid 14734 exit signal File size limit exceeded (25)
[Mon Jun 27 19:55:22 2005] [notice] child pid 14717 exit signal File size limit exceeded (25)
[Mon Jun 27 19:55:23 2005] [notice] child pid 14735 exit signal File size limit exceeded (25)
[Mon Jun 27 19:55:24 2005] [info] server seems busy, (you may need to increase StartServers, or Min/MaxSpareServers), spawning 8 children, there are 4 idle, and 9 total children
[Mon Jun 27 19:55:24 2005] [notice] child pid 14762 exit signal File size limit exceeded (25)
[Mon Jun 27 19:55:24 2005] [notice] child pid 14761 exit signal File size limit exceeded (25)
[Mon Jun 27 19:55:24 2005] [notice] child pid 14753 exit signal File size limit exceeded (25)
[Mon Jun 27 19:55:24 2005] [notice] child pid 14737 exit signal File size limit exceeded (25)


O que pode estar causando isso ???

Grato.

php.ini: upload_max_size post_max_size (se não me falha).
Depois, tem que reestartar o apache.

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