Re: Hanging process
| From: | Boian Bonev | Date: | Mon, 15 Jan 2001 23:53:37 +0000 |
| Subject: | Re: Hanging process | ||
| References: | 1 | Groups: | php.dev |
| Request: | Send a blank email to php-dev+get-44189@lists.php.net to get a copy of this message | ||
hi,
there are several things i can think of - in the order of probability to
happen:
- you use built in mysql client lib and your ext uses something linked to
the /usr/local/mysql/lib/libmysqlclient.so
- your child execs something and waits for pid, output, etc
- there is some mess with memory or something and behavior is hazardous
b.
----- Original Message -----
From: "Bill McCaffrey" <webmaster@dohring.com>
To: <php-dev@lists.php.net>
Sent: Monday, January 15, 2001 8:36 PM
Subject: [PHP-DEV] Hanging process
> I am writing a module for php, every so often an apache process will hang
> when it reaches MaxRequestsPerChild. It grabs all available cpu time, yet
> server-status reports no additional usage. I have removed the
PHP_MSHUTDOWN
> function from my code in case I was making a hash out of something
> inadvertently, yet this has not helped.
>
> It is only occurring 1 in 20 times (approximately) apache tries to close a
> process.
>
> I am new to development on Linux and do not know all the tools available,
is
> there some way that I can find out what this process is doing or at least
if
> the loop is in apache, php or my code so I can trace it back?
>
> Thanks,
>
> Bill
>
>
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