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From Jeff Trawick <traw...@gmail.com>
Subject Re: [PATCH] AIX configure options
Date Wed, 08 Feb 2012 20:27:19 GMT
On Wed, Feb 8, 2012 at 3:02 PM, Michael Felt <mamfelt@gmail.com> wrote:
> Well, ..., removed external apr, just to be sure it was "the same as before"
>
> For simplicity, I am thinking of MPM as multi-threaded versus
> single-threaded. If that is correct, on AIX I am seeing multi-threaded
> "pre-fork" behavior.

Basically: The prefork MPM has single-threaded child processes; the
worker MPM has multi-threaded child processes.

> ===
> root@x105:[/]apachectl -l
> Compiled in modules:
>   core.c
>   worker.c

With "--enable-mpms-shared=all" you should not see prefork.c or
worker.c (or any MPM) in this list.  Something is going wrong at
configure time.


>   http_core.c
>   mod_so.c
> ===
> root@x105:[/]ps -G 202 -mo THREAD
>     USER    PID   PPID      TID ST  CP PRI SC    WCHAN       
F     TT BND
> COMMAND
>   daemon 299078 458806        - A    0  60 28        *    40001     
-   -
> /opt/httpd/sbin/httpd -k start
>        -      -      -   524427 S    0  60  1 f100070f10008040 
8410400
> -   - -
>        -      -      -   647261 S    0  60  1 f100070f10009e40 
8410400
> -   - -
>        -      -      -   667799 S    0  60  1 f100070f1000a340 
8410400
> -   - -
>        -      -      -   671983 S    0  60  1 f100070f1000a440 
8410400
> -   - -
>        -      -      -   680117 S    0  60  1 f100070f1000a640 
8410400
> -   - -
>        -      -      -   684109 S    0  60  1 f100070f1000a740 
8410400
> -   - -
>        -      -      -   749707 S    0  60  1 f100070f1000b740 
8410400
> -   - -
>        -      -      -   888971 S    0  60  1 f100070f1000d940 
8410400
> -   - -
>        -      -      -   905243 Z    0  60  1        -  
c00001      -   - -
>        -      -      -   970855 S    0  60  1 f100010012c4ffb8  
410400
> -   - -
>        -      -      -   999669 S    0  60  1 f100070f1000f440 
8410400
> -   - -
>        -      -      -  1003655 S    0  60  1 f100070f1000f540 
8410400
> -   - -
>        -      -      -  1044605 S    0  60  1 f100070f1000ff40 
8410400
> -   - -
>        -      -      -  1069255 S    0  60  1 f100070f10010540 
8410400
> -   - -
>        -      -      -  1101951 S    0  60  1 f100070f10010d40 
8410400
> -   - -
>        -      -      -  1204243 S    0  60  1 f100070f10012640 
8410400
> -   - -
>        -      -      -  1233133 S    0  60  1 f100070f10012d40 
8410400
> -   - -
>        -      -      -  1245225 S    0  60  1 f100070f10013040 
8410400
> -   - -
>        -      -      -  1249349 S    0  60  1 f100070f10013140 
8410400
> -   - -
>        -      -      -  1261619 S    0  60  1 f100070f10013440 
8410400
> -   - -
>        -      -      -  1278023 S    0  60  1 f100070f10013840 
8410400
> -   - -
>        -      -      -  1294395 S    0  60  1 f100070f10013c40 
8410400
> -   - -
>        -      -      -  1319117 S    0  60  1 f100070f10014240 
8410400
> -   - -
>        -      -      -  1323147 S    0  60  1 f100070f10014340 
8410400
> -   - -
>        -      -      -  1331321 S    0  60  1 f100070f10014540 
8410400
> -   - -
>        -      -      -  1355913 S    0  60  1 f100060000ebca08  
400400
> -   - -
>        -      -      -  1368225 S    0  60  1 f100070f10014e40 
8410400
> -   - -
>        -      -      -  1409275 S    0  60  1 f100070f10015840 
8410400
> -   - -
>   daemon 491756 458806        - A    0  60  1 f100060000e91208    40401
> -   - /opt/httpd/sbin/httpd -k start
>        -      -      -   839725 S    0  60  1 f100060000e91208  
400400
> -   - -
>   daemon 565316 458806        - A    0  60 28        *    40001     
-   -
> /opt/httpd/sbin/httpd -k start
>        -      -      -   504043 S    0  60  1 f100070f10007b40 
8410400
> -   - -
>        -      -      -   512187 S    0  60  1 f100070f10007d40 
8410400
> -   - -
>        -      -      -   659535 Z    0  60  1        -  
c00001      -   - -
>        -      -      -   729261 S    0  60  1 f100070f1000b240 
8410400
> -   - -
>        -      -      -   733431 S    0  60  1 f100070f1000b340 
8410400
> -   - -
>        -      -      -   753851 S    0  60  1 f100070f1000b840 
8410400
> -   - -
>        -      -      -   925923 S    0  60  1 f100070f1000e240 
8410400
> -   - -
>        -      -      -   929947 S    0  60  1 f100070f1000e340 
8410400
> -   - -
>        -      -      -   938061 S    0  60  1 f100070f1000e540 
8410400
> -   - -
>        -      -      -   975039 S    0  60  1 f100070f1000ee40 
8410400
> -   - -
>        -      -      -  1007673 S    0  60  1 f100060000ebca08  
400400
> -   - -
>        -      -      -  1040579 S    0  60  1 f100070f1000fe40 
8410400
> -   - -
>        -      -      -  1073265 S    0  60  1 f100070f10010640 
8410400
> -   - -
>        -      -      -  1126419 S    0  60  1 f100070f10011340 
8410400
> -   - -
>        -      -      -  1171705 S    0  60  1 f100070f10011e40 
8410400
> -   - -
>        -      -      -  1183967 S    0  60  1 f100070f10012140 
8410400
> -   - -
>        -      -      -  1192149 S    0  60  1 f100070f10012340 
8410400
> -   - -
>        -      -      -  1228911 S    0  60  1 f100070f10012c40 
8410400
> -   - -
>        -      -      -  1237123 S    0  60  1 f100070f10012e40 
8410400
> -   - -
>        -      -      -  1257713 S    0  60  1 f100010012c4ffb8  
410400
> -   - -
>        -      -      -  1310959 S    0  60  1 f100070f10014040 
8410400
> -   - -
>        -      -      -  1339473 S    0  60  1 f100070f10014740 
8410400
> -   - -
>        -      -      -  1343615 S    0  60  1 f100070f10014840 
8410400
> -   - -
>        -      -      -  1347699 S    0  60  1 f100070f10014940 
8410400
> -   - -
>        -      -      -  1364159 S    0  60  1 f100070f10014d40 
8410400
> -   - -
>        -      -      -  1372165 S    0  60  1 f100070f10014f40 
8410400
> -   - -
>        -      -      -  1376461 S    0  60  1 f100070f10015040 
8410400
> -   - -
>        -      -      -  1396845 S    0  60  1 f100070f10015540 
8410400
> -   - -
> root@x105:[/]
> ====
> In the listing above, the PID numbers are the even numbers (processes) while
> the column TID (thread ID) are all odd. Threads are indented and "under" the
> process.
>
> Only "changes" were creation of a group daemon (id = 202, hence ps -G 202),
> and activating the extra/httpd-mpm.conf file via /etc/httpd/httpd.conf.
>
> So, even though I do not see any files named *mpm*.so I would think that
> this shows that AIX it is "worker" and not pre-fork.
>
>
> On Wed, Feb 8, 2012 at 5:57 PM, Jeff Trawick <trawick@gmail.com> wrote:
>>
>> On Wed, Feb 8, 2012 at 11:47 AM, Michael Felt <mamfelt@gmail.com> wrote:
>> > Well, just slightly confused.
>> > On my system I have "tested" in as much as I can https://hostname and it
>> > says "It works!".
>> > What I need some assistence with perhaps is determeing which "mpm"
>> > binary
>> > was built, as I am only building one with 2.2.22 at the moment.
>>
>> Look in your modules directory for *mpm*.so to see what was
>> built+installed.
>>
>> Look in your httpd.conf to see which of those available MPMs is loaded
>> via LoadModule.
>>
>> (I think you'll find that prefork and worker are built for AIX, and
>> worker is the one loaded by default.)
>>
>> >
>> > re: Having only one script - I am not surprised there must be more than
>> > one,
>> > but I hoped :)
>> > There are actually two scripts - one that does the configure/make/make
>> > install, and one that creates the
>> > template needed to make the package.
>> >
>> > FYI: I am working on getting a build for a svn client as well. AND - I
>> > am
>> > doing these things because I am very tired of having to download 10 to
>> > 20
>> > .rpm packages, each with moving dependancies it seems, in order to
>> > install
>> > something that is supposed readily available. In short, I am trying to
>> > make
>> > some packages that just 'install' with saying - you need this too, and
>> > then
>> > when you install that - it says and I need this first, etc etc.
>> >
>> > In a word, boring.
>> >
>> > FYI: current tools (IBM and others) use /opt/freeware as their main
>> > installation area - so I am opting for /opt/* (no freeware in the name)
>> > for
>> > packages like coreutils, libz, pcre, apr, apr-util, etc. and
>> > applications
>> > (packaging) such as httpd and svn in /opt/httpd, /opt/svn. With your
>> > wealth
>> > of prior experience - if you see a trap I am setting for myself, please
>> > warn
>> > me - and better - lead me to safety.
>> >
>> > regards, Michael
>> >
>> >
>> > On Wed, Feb 8, 2012 at 3:40 PM, Jeff Trawick <trawick@gmail.com> wrote:
>> >>
>> >> On Wed, Feb 8, 2012 at 9:08 AM, Michael Felt <mamfelt@gmail.com> wrote:
>> >> > Well, it was building "something". I'll try the proposed change and
>> >> > make
>> >> > sure it is still giving me "all" the mods.
>> >>
>> >> yeah, that was the idea...  thanks!
>> >>
>> >> > FYI - I have added --enable-ssl (so that the same script works for
>> >> > both
>> >> > 2.2.22 and 2.4.0 which have different ideas of "all".
>> >>
>> >> As Graham mentioned, expect to have different scripts for different
>> >> releases and do the right thing for each release.  It isn't a good
>> >> thing if people who play with  configure more often but might not know
>> >> the ancient history stare at the script and wonder about the odd
>> >> choice of arguments.  (I happen to remember about the AIX/--enable-so
>> >> issue from long ago, but that needs to die.)
>> >>
>> >> > And I hope configure will still leave AIX modules as shared (as it
>> >> > used
>> >> > to
>> >> > make them all static by default - long ago).
>> >>
>> >> If it doesn't build them shared using the appropriate configure args,
>> >> that's what needs to be fixed.  (Most people won't use this script.)
>> >>
>> >> >
>> >> > I shall try both 2.4.0 and 2.2.22 (without --enable-ssl) - and I am
>> >> > continuing to work towards to havin g APR external to httpd.
>> >> >
>> >> >
>> >> > On Tue, Feb 7, 2012 at 8:09 PM, Jeff Trawick <trawick@gmail.com>
>> >> > wrote:
>> >> >>
>> >> >> The buildaix.ksh script committed recently had some outdated options
>> >> >> or requirements, and didn't build loadable MPMs.  Suggested changes
>> >> >> are below.  Do or do not fold, spindle, or mutilate; commit with
or
>> >> >> without testing; etc.
>> >> >>
>> >> >> Index: build/aix/buildaix.ksh
>> >> >> ===================================================================
>> >> >> --- build/aix/buildaix.ksh      (revision 1241549)
>> >> >> +++ build/aix/buildaix.ksh      (working copy)
>> >> >> @@ -30,11 +30,7 @@
>> >> >>  > nohup.out
>> >> >>  ./configure \
>> >> >>         --enable-layout=$LAYOUT \
>> >> >> -       --enable-module=so \
>> >> >> -       --enable-proxy \
>> >> >> -       --enable-cache \
>> >> >> -       --enable-disk-cache \
>> >> >> -       --with-mpm=worker \
>> >> >> +       --enable-mpms-shared=all \
>> >> >>         --enable-mods-shared=all | tee nohup.out
>> >> >>
>> >> >>  make | tee -a nohup.out
>> >> >>
>> >> >> --
>> >> >> Born in Roswell... married an alien...
>> >> >
>> >> >
>> >>
>> >>
>> >>
>> >> --
>> >> Born in Roswell... married an alien...
>> >
>> >
>>
>>
>>
>> --
>> Born in Roswell... married an alien...
>
>



-- 
Born in Roswell... married an alien...

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