Re: php4 memory leaks
| From: | Joerg Schlichenmaier | Date: | Mon, 23 Oct 2000 08:16:00 +0000 |
| Subject: | Re: php4 memory leaks | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-21725@lists.php.net to get a copy of this message | ||
Sorry guys,
this is not a php-fault nor a os-fault. It's a nice feature of Linux.
When there if free RAM, then Linux uses nearly the whole free RAM for
IO-caching. So the more RAM you put in, the more Linux uses for caching.
When an application needs more RAM, then Linux frees cache.
Michael Vanecek wrote:
>> With several instances of Netscape open with at least one Netscape being
>> a zombie (Netscape's my primary target for memory leaks), mysql and
>> postgresql running, apache, PHP4.03 with virtually every module from pdf
>> to imap, Bluefish 0.5 and God knows what else, I have to say I'm not too
>> disapointed with my figures that aren't too far from yours. X and X
>> applications takes up most of it. I thought doubling my RAM would leave
>> me with more "free" RAM, but it all get's alocated in one way or
>> another... So it's probably more of a matter of memory hog in there
>> somewhere rather than a memory leak.
>>
>> Mike
>>
>> 257660 av, 179024 used, 78640 free, 117076 shared, 14260 buff, 87100
>> cached
>>
>> Dan Phoenix wrote:
>> >
>> > Mem: 257028K av, 230168K used, 26860K free, 232004K shrd, 19228K buff
>> > this is from a linux machine with maxclients set to
>> > 100
>> > and version
>> > [Fri Oct 20 15:18:03 2000] [notice] Apache/1.3.12 (Unix) PHP/4.0.3pl1
>> > configured -- resuming normal operations
>> >
>> > anyone?
>> >
>> > top does not even show that much memory being used.
>> > i am thinking memory leak in php code in new version?
>> >
>> > ---
>> > Dan
>>
---------------------------------------------------
Tel.: (49)7150/393394 Parity Software GmbH
Fax.: (49)7150/393351 Stuttgarter Strasse 42/2
E-Mail: js@parity-soft.de D-71701 Schwieberdingen
---------------------------------------------------