ID:               18833
 Comment by:       pahan at hubbitus dot spb dot su
 Reported By:      antoine dot bajolet at tdf dot fr
 Status:           No Feedback
 Bug Type:         *General Issues
 Operating System: GNU/Linux 2.4.9 RH 7.1
 PHP Version:      4.2.1
 New Comment:

Have same trouble in PHP snapshot 200805080630:

PHP Warning:  exec(): Unable to fork [echo -ne '2008-06-01 05:15:27:
Login: Unable to login (User: [EMAIL PROTECTED]
y.ru)! reason:not connected! (CMD:LOGIN)
         sleep 50 seconds

' >> /home/pasha/temp/php-IMAP/logs/log_ERR 2>&1] in
/var/www/_SHARED_/Debug/HuLOG.php on line 115
PHP Stack trace:
PHP   1. {main}() /home/pasha/temp/php-IMAP/IMAP_answer.php:0
PHP   2. IMAP_mailbox_change_answer()
/home/pasha/temp/php-IMAP/IMAP_answer.php:201
PHP   3. HuLOG->toLog() /home/pasha/temp/php-IMAP/IMAP_answer.php:67
PHP   4. HuLOG->writeLogs() /var/www/_SHARED_/Debug/HuLOG.php:158
PHP   5. HuLOG->log_to_file() /var/www/_SHARED_/Debug/HuLOG.php:162
PHP   6. exec() /var/www/_SHARED_/Debug/HuLOG.php:115

Warning: exec(): Unable to fork [echo -ne '2008-06-01 05:15:27: Login:
Unable to login (User: [EMAIL PROTECTED])
! reason:not connected! (CMD:LOGIN)
         sleep 50 seconds

' >> /home/pasha/temp/php-IMAP/logs/log_ERR 2>&1] in
/var/www/_SHARED_/Debug/HuLOG.php on line 115

Call Stack:
    0.0019     375364   1. {main}()
/home/pasha/temp/php-IMAP/IMAP_answer.php:0
184145.8861   16442044   2. IMAP_mailbox_change_answer()
/home/pasha/temp/php-IMAP/IMAP_answer.php:201
184145.8903   16451552   3. HuLOG->toLog()
/home/pasha/temp/php-IMAP/IMAP_answer.php:67
184145.8908   16451648   4. HuLOG->writeLogs()
/var/www/_SHARED_/Debug/HuLOG.php:158
184145.8908   16451648   5. HuLOG->log_to_file()
/var/www/_SHARED_/Debug/HuLOG.php:162
184145.8917   16451824   6. exec()
/var/www/_SHARED_/Debug/HuLOG.php:115


Previous Comments:
------------------------------------------------------------------------

[2007-12-05 05:22:57] jinglerobs at yahoo dot com

Im using PHP 5.2.4 (cli), Apache & Mysql combination on a Slackware
box.

While running a script that processes large XML files and writes the
log to a log file, I get
Warning: exec(): Unable to fork

Initially the script runs fine for some 3 or 4 hours after which it
gives out the warnings. The script has a huge amount of data to process.
I also tried to use the nohup command but was of no use.
A screenshot of the problem is given below:

DEBUG:INSERT into package
(id,vendor,title,version,ver_major,ver_minor,ver_sub,ver_ext,type)
values ('13001','Microsoft','Windows XP
Home','0.0.0SP1','0','0','0','SP1','Software')

Warning: exec(): Unable to fork [/usr/bin/bash -c "exec nohup setsid
echo \"DEBUG: INSERT into package
(id,vendor,title,version,ver_major,ver_minor,ver_sub,ver_ext,type)
values ('13001','Microsoft','Windows XP
Home','0.0.0SP1','0','0','0','SP1','Software') \">>feed2vendorDB.log
2>&1 &"] in
/usr/local/apache2/htdocs/xml_feed/sircc_agnostic/feed2vendorDB/feed2vendorDB.php
on line 1454
DEBUG:INSERT into package
(id,vendor,title,version,ver_major,ver_minor,ver_sub,ver_ext,type)
values ('13002','Microsoft','Windows XP
Professional','0.0.0SP1','0','0','0','SP1','Software')

Warning: exec(): Unable to fork [/usr/bin/bash -c "exec nohup setsid
echo \"DEBUG: INSERT into package
(id,vendor,title,version,ver_major,ver_minor,ver_sub,ver_ext,type)
values ('13002','Microsoft','Windows XP
Professional','0.0.0SP1','0','0','0','SP1','Software')
\">>feed2vendorDB.log 2>&1 &"] in
/usr/local/apache2/htdocs/xml_feed/sircc_agnostic/feed2vendorDB/feed2vendorDB.php
on line 1454
DEBUG:INSERT into package
(id,vendor,title,version,ver_major,ver_minor,ver_sub,ver_ext,type)
values ('13134','KaZaA','KaZaA Media
Desktop','2.0.0','2','0','0','','Software')

Warning: exec(): Unable to fork [/usr/bin/bash -c "exec nohup setsid
echo \"DEBUG: INSERT into package
(id,vendor,title,version,ver_major,ver_minor,ver_sub,ver_ext,type)
values ('13134','KaZaA','KaZaA Media
Desktop','2.0.0','2','0','0','','Software') \">>feed2vendorDB.log 2>&1
&"] in
/usr/local/apache2/htdocs/xml_feed/sircc_agnostic/feed2vendorDB/feed2vendorDB.php
on line 1454
DEBUG:INSERT into package
(id,vendor,title,version,ver_major,ver_minor,ver_sub,ver_ext,type)
values ('11051','KaZaA','KaZaA Media
Desktop','1.6.1','1','6','1','','Software')

Warning: exec(): Unable to fork [/usr/bin/bash -c "exec nohup setsid
echo \"DEBUG: INSERT into package
(id,vendor,title,version,ver_major,ver_minor,ver_sub,ver_ext,type)
values ('11051','KaZaA','KaZaA Media
Desktop','1.6.1','1','6','1','','Software') \">>feed2vendorDB.log 2>&1
&"] in
/usr/local/apache2/htdocs/xml_feed/sircc_agnostic/feed2vendorDB/feed2vendorDB.php
on line 1454
DEBUG:INSERT into infection_vector (vector,deployed,effectiveness)
values ('File Sharing / Peer to Peer / Kazaa','3','8')

Warning: exec(): Unable to fork [/usr/bin/bash -c "exec nohup setsid
echo \"DEBUG: INSERT into infection_vector
(vector,deployed,effectiveness) values ('File Sharing / Peer to Peer /
Kazaa','3','8') \">>feed2vendorDB.log 2>&1 &"] in
/usr/local/apache2/htdocs/xml_feed/sircc_agnostic/feed2vendorDB/feed2vendorDB.php
on line 1454
DEBUG:INSERT into infection_vector (vector,deployed,effectiveness)
values ('File Transfer / Email Attachment','10','7')

Warning: exec(): Unable to fork [/usr/bin/bash -c "exec nohup setsid
echo \"DEBUG: INSERT into infection_vector
(vector,deployed,effectiveness) values ('File Transfer / Email
Attachment','10','7') \">>feed2vendorDB.log 2>&1 &"] in
/usr/local/apache2/htdocs/xml_feed/sircc_agnostic/feed2vendorDB/feed2vendorDB.php
on line 1454

Fatal error: Out of memory (allocated -1155268608) (tried to allocate
11080 bytes) in
/usr/local/apache2/htdocs/xml_feed/sircc_agnostic/feed2vendorDB/feed2vendorDB.php
on line 1447

[1]+  Exit 1                  ./feed2vendorDB.sh


Is this related to the max number of processes allowed in the memory,
or a PHP-Apache prob??. Having a tough time ....

------------------------------------------------------------------------

[2002-09-11 11:51:57] [EMAIL PROTECTED]

No feedback was provided. The bug is being suspended because
we assume that you are no longer experiencing the problem.
If this is not the case and you are able to provide the
information that was requested earlier, please do so and
change the status of the bug back to "Open". Thank you.



------------------------------------------------------------------------

[2002-08-09 13:28:10] [EMAIL PROTECTED]

Marking as feedback

------------------------------------------------------------------------

[2002-08-09 13:09:25] [EMAIL PROTECTED]

Can't reproduce. Might be a problem with your system.

------------------------------------------------------------------------

[2002-08-09 12:08:02] antoine dot bajolet at tdf dot fr

Hello,

I use php 4.2.1 as stand-alone binary to proceed batch file conversions
with exec() and other utilites (ie mapserver, shapelib and others)

The binary is compiled with postgresql and ming support.
The amount of files to convert is over 10,000.
Each file needs 8 (height) exec() to be converted.

After lots of loops (throusands but it varies), i obtain the error
message :
<br />
<b>Warning</b>:  Unable to fork
[/usr/local/tdf/www/src/mapserver_3.5/shp2img -m
/usr/local/tdf/www/src/swfs/temp.map -o
/usr/local/tdf/www/src/swfs/13441_66.png -t -d base 13441] in
<b>/usr/local/tdf/www/src/shape_to_tvview.php</b> on line <b>336</b><br
/>
[.../...]
<br />
<b>Warning</b>:  Unable to fork
[/usr/local/tdf/www/src/ming-0.2a/util/png2dbl
/usr/local/tdf/www/src/swfs/13441_66.png] in
<b>/usr/local/tdf/www/src/shape_to_tvview.php</b> on line <b>25</b><br
/>
<br />

When i ran a #top in the same time, i saw that pid numbers of executed
programs increases during execution of the script, and the exec did not
reuse pid numbers already used in the same script if the loop is too
quick (when the script converts small shapefiles).
the highest number i saw was 

The total number of processes on the system was not over 71 in the same
time.

Any idea ?

------------------------------------------------------------------------


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