Hi,
Unfortunately, your web application abused include_path. You can change WP
source code to include PHP files using absolute path
Regards,
Dinh
On Sun, Jun 20, 2010 at 1:49 PM, Vincenzo D'Amore <v.dam...@gmail.com>wrote:
> Hello,
>
> to have a performance problem with apache/mod_php5 configuration under
> heavy
> load the website becomes too slow.
> Using strace I found what appears to me a strange behavior
> The strange behavior I want point out is related to a sequence of tentative
> httpd/mod_php5 does in order to read an php page.
>
> In this particular case apache httpd servers tries 8 times before reach and
> read the file (if you want I can send the complete strace output)
> More strange all these tentative seems to be correctly completed because of
> success (0) return code for each line.
> Ffor every file should be served by apache httpd, apache httpd tries to
> lstat all directory in path more times:
>
> lstat("/usr", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local/sitipersonali", {st_mode=S_IFDIR|0755, st_size=4096,
> ...})
> = 0
> lstat("/usr/local/sitipersonali/sitipersonali08", {st_mode=S_IFDIR|0777,
> st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP",
> {st_mode=S_IFDIR|0755,
> st_size=13312, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps",
> {st_mode=S_IFDIR|0750, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs",
> {st_mode=S_IFDIR|0755, st_size=2048, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> {st_mode=S_IFREG|0777, st_size=1312, ...}) = 0
>
> *FIRST TENTATIVE*
>
> lstat("/usr", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local/sitipersonali", {st_mode=S_IFDIR|0755, st_size=4096,
> ...})
> = 0
> lstat("/usr/local/sitipersonali/sitipersonali08", {st_mode=S_IFDIR|0777,
> st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP",
> {st_mode=S_IFDIR|0755,
> st_size=13312, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps",
> {st_mode=S_IFDIR|0750, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs",
> {st_mode=S_IFDIR|0755, st_size=2048, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> {st_mode=S_IFREG|0777, st_size=1312, ...}) = 0
>
> *SECOND*
>
> lstat("/usr", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local/sitipersonali", {st_mode=S_IFDIR|0755, st_size=4096,
> ...})
> = 0
> lstat("/usr/local/sitipersonali/sitipersonali08", {st_mode=S_IFDIR|0777,
> st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP",
> {st_mode=S_IFDIR|0755,
> st_size=13312, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps",
> {st_mode=S_IFDIR|0750, st_size=1024, ...}) = 0
>
> access("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> R_OK) = 0
>
> *THIRD*
>
> lstat("/usr", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local/sitipersonali", {st_mode=S_IFDIR|0755, st_size=4096,
> ...})
> = 0
> lstat("/usr/local/sitipersonali/sitipersonali08", {st_mode=S_IFDIR|0777,
> st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP",
> {st_mode=S_IFDIR|0755,
> st_size=13312, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps",
> {st_mode=S_IFDIR|0750, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs",
> {st_mode=S_IFDIR|0755, st_size=2048, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> {st_mode=S_IFREG|0777, st_size=1312, ...}) = 0
>
> *FOURTH*
>
> lstat("/usr", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local/sitipersonali", {st_mode=S_IFDIR|0755, st_size=4096,
> ...})
> = 0
> lstat("/usr/local/sitipersonali/sitipersonali08", {st_mode=S_IFDIR|0777,
> st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP",
> {st_mode=S_IFDIR|0755,
> st_size=13312, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps",
> {st_mode=S_IFDIR|0750, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs",
> {st_mode=S_IFDIR|0755, st_size=2048, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> {st_mode=S_IFREG|0777, st_size=1312, ...}) = 0
>
> *FIFTH*
>
> lstat("/usr", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local/sitipersonali", {st_mode=S_IFDIR|0755, st_size=4096,
> ...})
> = 0
> lstat("/usr/local/sitipersonali/sitipersonali08", {st_mode=S_IFDIR|0777,
> st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP",
> {st_mode=S_IFDIR|0755,
> st_size=13312, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps",
> {st_mode=S_IFDIR|0750, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs",
> {st_mode=S_IFDIR|0755, st_size=2048, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> {st_mode=S_IFREG|0777, st_size=1312, ...}) = 0
>
> *SIXTH*
>
> lstat("/usr", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local/sitipersonali", {st_mode=S_IFDIR|0755, st_size=4096,
> ...})
> = 0
> lstat("/usr/local/sitipersonali/sitipersonali08", {st_mode=S_IFDIR|0777,
> st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP",
> {st_mode=S_IFDIR|0755,
> st_size=13312, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps",
> {st_mode=S_IFDIR|0750, st_size=1024, ...}) = 0
>
> *SEVENTH (blocked in the middle of path scan)*
>
> lstat("/usr", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
> lstat("/usr/local/sitipersonali", {st_mode=S_IFDIR|0755, st_size=4096,
> ...})
> = 0
> lstat("/usr/local/sitipersonali/sitipersonali08", {st_mode=S_IFDIR|0777,
> st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP",
> {st_mode=S_IFDIR|0755,
> st_size=13312, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al",
> {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps",
> {st_mode=S_IFDIR|0750, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451",
> {st_mode=S_IFDIR|0755, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs",
> {st_mode=S_IFDIR|0755, st_size=2048, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages",
> {st_mode=S_IFDIR|0777, st_size=1024, ...}) = 0
>
> lstat("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> {st_mode=S_IFREG|0777, st_size=1312, ...}) = 0
>
> *EIGHT AND FINALLY READ THE FILE*
>
>
> open("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> O_RDONLY) = 416
> fstat(416, {st_mode=S_IFREG|0777, st_size=1312, ...}) = 0
>
> open("/usr/local/sitipersonali/sitipersonali08/NSP/wa/al/wall/webspace/siteapps/21451/htdocs/wp-content/languages/zh_CN.php",
> O_RDONLY) = 417
> fstat(417, {st_mode=S_IFREG|0777, st_size=1312, ...}) = 0
> mmap(NULL, 1312, PROT_READ, MAP_SHARED, 417, 0) = 0x2b4a96443000
> munmap(0x2b4a96443000, 1312) = 0
> close(417) = 0
> read(416, "<?php\r\n// Make the admin interfa"..., 8192) = 1312
> read(416, "", 8192) = 0
> read(416, "", 8192) = 0
> close(416) = 0
>
> Could anybody explain me why I have this behavior and if it is attributable
> to a misconfiguration of php?
>
> Best regards,
> Vincenzo
>
--
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