On Apr 6, 2011, at 11:54 AM, Pascal Robert wrote: > > Le 2011-04-06 à 14:38, Johnny Miller a écrit : > >> Hi Johan, >> >> Yeah, I'm not doing anything unusual like creating a DB connection per >> server. >> >> If I run from the CLI: >> >> sudo lsof | grep httpd | wc -l >> >> The count kind of bounces up and down between 500 - 1,500
I just got 7652 on a deployed that I would consider small. >> If I just look at the contents instead of the count I see a bunch of >> redundant connections to access_log and the various modules (see below) >> >> To be honest I'm out of my element here, so I'm not sure if this is unusual >> or not. I've updated the apache's launch daemon plist to increase the >> number of connections apache is allowed to 2048 > > MaxClient and ServerLimit set to 2048?? Are you sure that you need that much > clients? I think I never set that value pass 384. Yeah, that seems waaaay excessive. > > How many httpd processes do you have? You can find out like this: > > # lsof -P | grep "/usr/sbin/httpd" | wc -l That gives me 0 on OS X, this works for me: ps auxwww | grep httpd | wc -l Chuck >> and I've gone a couple of days without a failure. But I did do an >> intentional restart last night. Prior to altering the plist I was seeing >> apache going into the unresponsive state about every 24 hours. >> >> When I called Apple they told me to run netstat -m and look at this section: >> >> 0 requests for memory denied >> 0 requests for memory delayed >> >> If that goes over 0 you can increase the memory buffer per this article: >> http://support.apple.com/kb/HT3512 But I've yet to see that number go over >> zero. >> >> (this prints out several times) >> httpd 6511 _www txt REG 14,2 1996352 >> 17733353 /usr/sbin/httpd >> httpd 6511 _www txt REG 14,2 393792 >> 17733502 /usr/lib/libaprutil-1.0.2.7.dylib >> httpd 6511 _www txt REG 14,2 651248 >> 15133 /usr/lib/libexpat.1.5.0.dylib >> httpd 6511 _www txt REG 14,2 4147008 >> 15324 /usr/lib/libiconv.2.dylib >> httpd 6511 _www txt REG 14,2 578656 >> 17733501 /usr/lib/libapr-1.0.2.7.dylib >> httpd 6511 _www txt REG 14,2 53888 >> 17733291 /usr/libexec/apache2/mod_authn_file.so >> httpd 6511 _www txt REG 14,2 66500 >> 17733295 /usr/libexec/apache2/mod_authz_host.so >> httpd 6511 _www txt REG 14,2 201360 >> 17733299 /usr/libexec/apache2/mod_cache.so >> httpd 6511 _www txt REG 14,2 70660 >> 17733308 /usr/libexec/apache2/mod_dumpio.so >> httpd 6511 _www txt REG 14,2 126528 >> 17733321 /usr/libexec/apache2/mod_mem_cache.so >> httpd 6511 _www txt REG 14,2 117296 >> 17733307 /usr/libexec/apache2/mod_disk_cache.so >> httpd 6511 _www txt REG 14,2 105944 >> 17733311 /usr/libexec/apache2/mod_ext_filter.so >> httpd 6511 _www txt REG 14,2 245316 >> 17733316 /usr/libexec/apache2/mod_include.so >> httpd 6511 _www txt REG 14,2 91784 >> 17733312 /usr/libexec/apache2/mod_filter.so >> httpd 6511 _www txt REG 14,2 121380 >> 17733305 /usr/libexec/apache2/mod_deflate.so >> httpd 6511 _www txt REG 14,2 126208 >> 17733318 /usr/libexec/apache2/mod_log_config.so >> httpd 6511 _www txt REG 14,2 54200 >> 17733320 /usr/libexec/apache2/mod_logio.so >> httpd 6511 _www txt REG 14,2 53956 >> 17733309 /usr/libexec/apache2/mod_env.so >> httpd 6511 _www txt REG 14,2 71040 >> 17733310 /usr/libexec/apache2/mod_expires.so >> httpd 6511 _www txt REG 14,2 100768 >> 17733313 /usr/libexec/apache2/mod_headers.so >> httpd 6511 _www txt REG 14,2 66568 >> 17733314 /usr/libexec/apache2/mod_ident.so >> httpd 6511 _www txt REG 14,2 70940 >> 17733334 /usr/libexec/apache2/mod_setenvif.so >> httpd 6511 _www txt REG 14,2 378832 >> 17733325 /usr/libexec/apache2/mod_proxy.so >> httpd 6511 _www txt REG 14,2 168484 >> 17733330 /usr/libexec/apache2/mod_proxy_http.so >> httpd 6511 _www txt REG 14,2 138088 >> 17733327 /usr/libexec/apache2/mod_proxy_balancer.so >> httpd 6511 _www txt REG 14,2 786308 >> 17733336 /usr/libexec/apache2/mod_ssl.so >> httpd 6511 _www txt REG 14,2 915632 >> 17731671 /usr/lib/libssl.0.9.7.dylib >> httpd 6511 _www txt REG 14,2 100588 >> 17733322 /usr/libexec/apache2/mod_mime.so >> httpd 6511 _www txt REG 14,2 120612 >> 17733337 /usr/libexec/apache2/mod_status.so >> httpd 6511 _www txt REG 14,2 176016 >> 17733298 /usr/libexec/apache2/mod_autoindex.so >> httpd 6511 _www txt REG 14,2 54000 >> 17733284 /usr/libexec/apache2/mod_asis.so >> httpd 6511 _www txt REG 14,2 101080 >> 17733317 /usr/libexec/apache2/mod_info.so >> httpd 6511 _www txt REG 14,2 127384 >> 17733301 /usr/libexec/apache2/mod_cgi.so >> httpd 6511 _www txt REG 14,2 70560 >> 17733343 /usr/libexec/apache2/mod_vhost_alias.so >> httpd 6511 _www txt REG 14,2 167388 >> 17733324 /usr/libexec/apache2/mod_negotiation.so >> httpd 6511 _www txt REG 14,2 66448 >> 17733306 /usr/libexec/apache2/mod_dir.so >> httpd 6511 _www txt REG 14,2 95568 >> 17733315 /usr/libexec/apache2/mod_imagemap.so >> httpd 6511 _www txt REG 14,2 58204 >> 17733282 /usr/libexec/apache2/mod_actions.so >> httpd 6511 _www txt REG 14,2 71144 >> 17733335 /usr/libexec/apache2/mod_speling.so >> httpd 6511 _www txt REG 14,2 66460 >> 17733340 /usr/libexec/apache2/mod_userdir.so >> httpd 6511 _www txt REG 14,2 79308 >> 17733283 /usr/libexec/apache2/mod_alias.so >> httpd 6511 _www txt REG 14,2 448160 >> 698607 /System/Library/WebObjects/Adaptors/Apache2.2/mod_WebObjects.so >> httpd 6511 _www txt REG 14,2 305712 >> 17733333 /usr/libexec/apache2/mod_rewrite.so >> httpd 6511 _www txt REG 14,2 290736 >> 3429086 /usr/lib/libexslt.0.dylib >> httpd 6511 _www txt REG 14,2 1297968 >> 15260 /usr/lib/libiodbc.2.dylib >> httpd 6511 _www txt REG 14,2 1046544 >> 17731388 /System/Library/Frameworks/LDAP.framework/Versions/A/LDAP >> httpd 6511 _www txt REG 14,2 958864 >> 17733803 /usr/lib/libcurl.4.dylib >> httpd 6511 _www txt REG 14,2 401216 >> 17733947 /usr/lib/libsasl2.2.dylib >> httpd 6511 _www txt REG 14,2 88356 >> 172780 /usr/libexec/apache2/mod_auth_apple.so >> httpd 6511 _www txt REG 14,2 101284 >> 172785 /usr/libexec/apache2/mod_spnego_apple.so >> httpd 6511 _www txt REG 14,2 105824 >> 172775 >> /System/Library/PrivateFrameworks/SpnegoApache.framework/Versions/A/SpnegoApache >> httpd 6511 _www txt REG 14,2 684032 >> 17731066 >> /System/Library/Frameworks/DirectoryService.framework/Versions/A/DirectoryService >> httpd 6511 _www txt REG 14,2 135724 >> 172782 /usr/libexec/apache2/mod_digest_apple.so >> httpd 6511 _www txt REG 14,2 66280 >> 174412 /usr/libexec/apache2/mod_hfs_apple.so >> httpd 6511 _www txt REG 14,2 1380352 >> 18089764 /private/tmp/WOAdaptorState >> httpd 6511 _www txt REG 14,2 31641660 >> 17733495 /usr/libexec/apache2/libphp5.so >> httpd 6511 _www txt REG 14,2 1380352 >> 18089793 /private/tmp/WOAdaptorState >> httpd 6511 _www txt REG 14,2 1059792 >> 8952176 /usr/lib/dyld >> httpd 6511 _www txt REG 14,2 98283520 >> 17736835 /private/var/db/dyld/dyld_shared_cache_x86_64 >> httpd 6511 _www 0r CHR 3,2 0t0 >> 345489284 /dev/null >> >> (same here this repeats many times) >> httpd 6511 _www 11w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 12w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 13w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 14w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 15w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 16w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 17w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 18w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 19w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 20w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 21w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 22w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 23w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 24w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 25w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 26w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 27w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 28w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 29w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 30w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 31w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 32w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 33w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 34w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 35w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 36w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> httpd 6511 _www 37w REG 14,2 5055271697 >> 474173 /private/var/log/apache2/access_log >> >> >> >> On Apr 6, 2011, at 7:53 AM, Johan Henselmans wrote: >> >>> >>> On 5 apr 2011, at 02:40, Johnny Miller wrote: >>> >>>> Hi, >>>> >>>> I was wondering if anyone else had experienced the same thing. I have a >>>> X-Serve running OS X 10.5.8 whose apache server is going into a frozen >>>> state where it stops serving requests and can only be restarted by >>>> rebooting the machine. All other services seem to being running normally. >>>> >>>> If I look at the error_log I see many variations of this error: >>>> >>>> Too many open files in system:Some/path/on/system >>>> >>>> I've seen this thread on the Apple discussion board: >>>> http://discussions.apple.com/thread.jspa?threadID=1449787&start=15&tstart=0 >>>> And this article in the knowledge base: http://support.apple.com/kb/HT3512 >>>> >>>> Does anyone have more wisdom to share? >>>> >>> >>> I once had a similar problem when I started my own objectstore coordinator >>> for each session, along the line of: >>> // this causes all kinds of mayhem: do not do this at home, it creates a >>> new database connection for every session >>> >>> // EOObjectStoreCoordinator coord = new EOObjectStoreCoordinator(); >>> // myEc = ERXEC.newEditingContext(coord); >>> // myEc().setDelegate(this); >>> >>> >>> After that, the database would have so many open connections after a while >>> that the database would have too many open files, and would break down. >>> >>> I also seem to remember that some apache configuration would freeze with a >>> specific log-rotation setup. (that was apache 1.3 on a FreeBSD machine) >>> >>> Furthermore I would look for something in apache that opens a file but >>> never closes these. You might use opensnoop for that, see man opensnoop, or >>> lsof might give you some clues. >>> >>>> Thanks in advance, >>>> >>>> Johnny Miller >>>> Kahalawai Media Corp >>>> http://www.kahalawai.com >>>> >>>> >>>> >>>> _______________________________________________ >>>> Do not post admin requests to the list. They will be ignored. >>>> Webobjects-dev mailing list (Webobjects-dev@lists.apple.com) >>>> Help/Unsubscribe/Update your Subscription: >>>> http://lists.apple.com/mailman/options/webobjects-dev/johan%40netsense.nl >>>> >>>> This email sent to jo...@netsense.nl >>> >>> Johan Henselmans >>> jo...@netsense.nl >>> >>> >>> >> >> Johnny Miller >> Kahalawai Media Corp >> http://www.kahalawai.com >> >> >> >> _______________________________________________ >> Do not post admin requests to the list. They will be ignored. >> Webobjects-dev mailing list (Webobjects-dev@lists.apple.com) >> Help/Unsubscribe/Update your Subscription: >> http://lists.apple.com/mailman/options/webobjects-dev/probert%40macti.ca >> >> This email sent to prob...@macti.ca > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Webobjects-dev mailing list (Webobjects-dev@lists.apple.com) > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/webobjects-dev/chill%40global-village.net > > This email sent to ch...@global-village.net -- Chuck Hill Senior Consultant / VP Development Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems. http://www.global-village.net/products/practical_webobjects
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