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  #1  
Old 09-16-2011, 08:57 AM
ericknichos ericknichos is offline
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Default [solved] Website loading become slow when at busy time

can anyone help me
I use LiteSpeed ​​for my web
when at busy time, load time become very slow, much slower than apache
Code:
VH Name             Req in Processing         Req / Sec          Total Req T
vhost1                      37               4.0                    8.182
if req in processing over 60, one of my virtual host will be very slow to open,
and for information, my visitors a day around 5000, and I use the LiteSpeed ​​Enterprise 15 day trial

whether there is something wrong with my settings ?
Code:
max con = 2000 max ssl con = 200 conection timeout = 200 max keep alive = 1000
and the other settings is the default

Last edited by NiteWave; 09-19-2011 at 06:32 PM..
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  #2  
Old 09-16-2011, 08:25 PM
NiteWave NiteWave is online now
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php suExec enabled or not ?
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  #3  
Old 09-17-2011, 01:36 AM
ericknichos ericknichos is offline
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dis you mean in server >> general >> Using Apache Configuration File
PHP suEXEC > not set

FYI, i make fresh install litespeed, not import setting from apache
i have 5 IP virtual host with 5 listeners
i create virtual host from virtual host template > PHP_SuEXEC
is there something wrong or did I miss?

Last edited by ericknichos; 09-17-2011 at 01:43 AM..
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  #4  
Old 09-17-2011, 03:16 AM
NiteWave NiteWave is online now
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ok. then check what user litespeed and lsphp processes as:
#ps -ef|grep litespeed
#ps -ef|grep lsphp
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  #5  
Old 09-17-2011, 04:29 AM
ericknichos ericknichos is offline
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Code:
[root@localhost ~]# ps -ef|grep lsphp
nobody     317 30323  0 00:42 ?        00:00:00 lsphp5:usr/local/lsws/DEFAULT/html/web2/browse.php
nobody     457 30322  0 00:42 ?        00:00:00 lsphp5
nobody     484 30323  0 00:42 ?        00:00:00 lsphp5:usr/local/lsws/DEFAULT/html/web2/browse.php
nobody     763 30323  1 00:43 ?        00:00:00 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody    1319 30322  0 00:43 ?        00:00:00 lsphp5
root      1489 29339  0 00:44 pts/0    00:00:00 grep lsphp
nobody    8183 30322  0 00:01 ?        00:00:08 lsphp5
nobody   22633 30322  0 00:25 ?        00:00:02 lsphp5
nobody   22708 30322  0 00:25 ?        00:00:04 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   22735 30323  0 00:25 ?        00:00:05 lsphp5:usr/local/lsws/DEFAULT/html/web3/browse.php
nobody   23131 30323  0 00:26 ?        00:00:05 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   23209 30322  0 00:26 ?        00:00:03 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   23618 30322  0 00:27 ?        00:00:02 lsphp5
nobody   23965 30323  0 00:27 ?        00:00:07 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   24795 30322  0 00:29 ?        00:00:01 lsphp5
nobody   25541 30322  0 00:30 ?        00:00:03 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   25542 30322  0 00:30 ?        00:00:03 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   25698 30322  0 00:30 ?        00:00:02 lsphp5:usr/local/lsws/DEFAULT/html/web2/browse.php
nobody   25899 30323  0 00:31 ?        00:00:03 lsphp5:usr/local/lsws/DEFAULT/html/web3/browse.php
nobody   26115 30323  0 00:31 ?        00:00:04 lsphp5:/usr/local/lsws/DEFAULT/html/web4/browse.php
nobody   26116 30323  0 00:31 ?        00:00:03 lsphp5:/usr/local/lsws/DEFAULT/html/web4/browse.php
nobody   26965 30323  0 00:32 ?        00:00:03 lsphp5:/usr/local/lsws/DEFAULT/html/web4/browse.php
nobody   27449 30323  0 00:33 ?        00:00:02 lsphp5
nobody   27450 30323  0 00:33 ?        00:00:02 lsphp5
nobody   27917 30323  0 00:34 ?        00:00:02 lsphp5:usr/local/lsws/DEFAULT/html/web11/browse.php
nobody   27918 30323  0 00:34 ?        00:00:02 lsphp5
nobody   27941 30322  0 00:34 ?        00:00:01 lsphp5
nobody   27970 30322  0 00:34 ?        00:00:02 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   28993 30322  0 00:36 ?        00:00:00 lsphp5
nobody   30161 30323  1 00:38 ?        00:00:03 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   30170 30323  0 00:38 ?        00:00:02 lsphp5:/usr/local/lsws/DEFAULT/html/web1/browse.php
nobody   30179 30323  0 00:38 ?        00:00:01 lsphp5:usr/local/lsws/DEFAULT/html/web3/browse.php
nobody   30188 30323  0 00:38 ?        00:00:01 lsphp5:usr/local/lsws/DEFAULT/html/web3/browse.php
nobody   30398 30322  0 00:39 ?        00:00:01 lsphp5:/usr/local/lsws/DEFAULT/html/web4/browse.php
nobody   30408 30322  0 00:39 ?        00:00:01 lsphp5:/usr/local/lsws/DEFAULT/html/web4/browse.php
nobody   30446 30322  0 00:39 ?        00:00:00 lsphp5:usr/local/lsws/DEFAULT/html/web2/browse.php
nobody   30485 30322  0 00:39 ?        00:00:00 lsphp5
nobody   30568 30323  0 00:39 ?        00:00:02 lsphp5:/usr/local/lsws/DEFAULT/html/web4/browse.php
nobody   30613 30323  0 00:39 ?        00:00:02 lsphp5:/usr/local/lsws/DEFAULT/html/web4/browse.php
nobody   30666 30323  0 00:39 ?        00:00:00 lsphp5:usr/local/lsws/DEFAULT/html/web2/browse.php
nobody   30811 30323  0 00:39 ?        00:00:01 lsphp5:usr/local/lsws/DEFAULT/html/web11/browse.php
nobody   31106 30322  0 00:40 ?        00:00:00 lsphp5
nobody   31113 30322  0 00:40 ?        00:00:00 lsphp5
nobody   31647 30323  0 00:41 ?        00:00:01 lsphp5:usr/local/lsws/DEFAULT/html/web2/browse.php
nobody   31750 30323  0 00:41 ?        00:00:00 lsphp5:usr/local/lsws/DEFAULT/html/web2/browse.php
nobody   32032 30322  0 00:41 ?        00:00:00 lsphp5:/usr/local/lsws/DEFAULT/html/web4/browse.php
nobody   32084 30323  0 00:41 ?        00:00:00 lsphp5:usr/local/lsws/DEFAULT/html/web3/browse.php
nobody   32369 30322  0 00:42 ?        00:00:00 lsphp5
nobody   32431 30322  0 00:42 ?        00:00:00 lsphp5
nobody   32460 30322  0 00:42 ?        00:00:00 lsphp5

Code:
[root@localhost ~]# ps -ef|grep litespeed
root      1512 29339  0 00:44 pts/0    00:00:00 grep litespeed
root     30320     1  0 Sep16 ?        00:00:00 litespeed (lshttpd)
nobody   30322 30320  0 Sep16 ?        00:00:11 litespeed (lshttpd)
nobody   30323 30320  0 Sep16 ?        00:00:19 litespeed (lshttpd)
like this...
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  #6  
Old 09-17-2011, 04:41 AM
NiteWave NiteWave is online now
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got it -- so php not in suExec mode, but in Self Managed Mode.

please increase max connections of lsphp5(default is 35), especially when you have a lot of memory. see if any improvement.

Server->External App->lsphp5
Max Connections: 35 --> 100 (for example)
Environment: PHP_LSAPI_CHILDREN=35 -> 100
note: above 2 values should match.

refer: http://www.litespeedtech.com/php-litespeed-sapi.html
'To start PHP in Self Managed Mode, "Instances" should be set to "1", while "LSAPI_CHILDREN" environment variable should be set to match the value of "Max Connections" and >1'
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  #7  
Old 09-17-2011, 05:21 AM
ericknichos ericknichos is offline
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I've followed your advice

Code:
Max Connections 100
PHP_LSAPI_MAX_REQUESTS=500
PHP_LSAPI_CHILDREN=100
but I do not see any improvement,...if "Req in Processing" enlarged, IP in the vhost will be very slow in opening, I even tried to check my ip with website uptime checker and sometimes it failed, but when "req in processing" is reduced, website load time back to normal, the problem if at the time busy.....
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  #8  
Old 09-17-2011, 09:23 AM
NiteWave NiteWave is online now
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please refer:
http://www.litespeedtech.com/support...?t=5271&page=4
see if your VPS has reached bandwidth limit.
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  #9  
Old 09-17-2011, 09:40 AM
ericknichos ericknichos is offline
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i think that's not the problem, as I said, before I install LiteSpeed ​​I use apache, and I use 10 Mbps unmetered dedicated servers...

is there a way out of this, do I have to install apache first to import config to litespeed or what...any idea?

thanks
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  #10  
Old 09-17-2011, 09:50 AM
NiteWave NiteWave is online now
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may be no difference. but you can have a try, so that you can switch to apache easily to compare with litespeed.
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