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    Help with hung processes

    when it hangs again, please strace the lsphp5 process to know about what it's doing.
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    How to exclude this rule in mod security?

    the rule id is 300016 grep mod_security rules and comment out this rule. the rules should be under /usr/local/apache/conf/modsec/ if it's WHM/cPanel.
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    Litespeed restarts multiple times a day

    I'd suggest to try piped log for 48 hours anyway to see if any difference. this can narrow down the scope greatly.
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    lsphp5 high cpu and optimization request

    please enable lsphp suEXEC Daemon mode: lsws web admin -> Server -> External App -> lsphp5 -> Run On Start Up:suEXEC Daemon
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    lsphp5 high cpu and optimization request

    yes. xcache is compatible with php 5.3~5.6
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    [Resolved] Can't get LSCache working for guests on my vBulletin forum without affecting members

    a solution is to cache 2 copies for a URL: one is for mobile device, another is for non-mobile. the difficulty may be at how to detect a device is mobile. you can read the source code of mod for mobile user, if it detects that by user-agent. if so, here's sample code to distinguish...
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    lsphp5 high cpu and optimization request

    looks most of the settings are default value --- this is fine. you needn't fine-tune these settings otherwise you're just wasting time. usually litespeed itself is light weight and load is very very low. the load should come from lsphp5 which is the most case. if the php version is 5.4 or...
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    [Resolved] Wrong permissions cause 404 error instead of 403

    how about apache's behavior in this case, return 403 ? 744 is abnormal. since litespeed process running as nobody or apache, 744 will prevents litespeed enter the folder to read any static files include .htaccess. so this folder and all files under it is invisible to litespeed process, it's...
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    503 Error caused by segfault in PHP strpos()

    is it easy to switch to apache, and see if the same issue exists ?
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    503 Error caused by segfault in PHP strpos()

    how about php 5.5 / 5.6 ? disable some Magento plugin ?
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    Litespeed restarts multiple times a day

    how about manually run /scripts/runweblogs , will lsws restart ?
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    503 Error caused by segfault in PHP strpos()

    please see if https://www.litespeedtech.com/support/wiki/doku.php/litespeed_wiki:php:503-errors any helpful to your case.
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    [Resolved] Can't get LSCache working for guests on my vBulletin forum without affecting members

    great. this is what we expect. only busy site can feel the difference. you can increase the cache TTL (currently 2 minutes)
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    [Resolved] Can't get LSCache working for guests on my vBulletin forum without affecting members

    I think we should update the blog per your feedback. Thanks. following 2 headers should be generated by php code (vBulletin) Cache-Control: private Pragma: private only X-LiteSpeed-Cache: hit is generated by litespeed. those headers from php is completely ignored, and it's relating to the...
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    [Resolved] Can't get LSCache working for guests on my vBulletin forum without affecting members

    I mean follow the wiki: https://www.litespeedtech.com/support/wiki/doku.php/litespeed_wiki:cache:lscache "LSWS Cache + vBulletin" which is a link to http://blog.litespeedtech.com/2011/01/28/speed-up-vbulletin-sites-through-litespeed-built-in-cache/ which you initially followed with. >Should I...
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    [Resolved] Can't get LSCache working for guests on my vBulletin forum without affecting members

    >I left all the following as "Not Set" because I never configured any virtual hosts in the LS WebAdmin GUI no. server level cache policy still need, please follow the guide in our blog.
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    [Resolved] Can't get LSCache working for guests on my vBulletin forum without affecting members

    as I replied in another thread, please rename the cookie name, see if it fixes the issue.
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    vBulletin - Litespeed cache for guests and Unixy Varnish plugin for all?

    for your site, cookie's prifix is "bb_" instead of "bb", so change above rules: bbimloggedin -> bb_imloggedin bbuserid -> bb_userid bbpassword -> bb_password etc
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    vBulletin - Litespeed cache for guests and Unixy Varnish plugin for all?

    the last 3 lines under ## Forward vBSEO to non-vBSEO URLs after uninstalling vBSEO should move above, just after ## Forward non-www to www RewriteCond %{HTTP_HOST} ^photographerslounge.org RewriteRule (.*) http://www.photographerslounge.org/$1 [R=301,L] i.e., move all redirect rules at top of...
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    Site freezes when processing MYSQL operation

    >There was a freeze last night, this time killall lsphp5 didn't fix the problem but a server restart did.. hmm... lsws restart, not linux reboot ? >Looks like connection timeouts after 1800(we set this time) sec usually it's not good to set this value long, the default is 10 sec ? do you mean...
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