Le 29/11/2012 15:34, Martin Simmons a écrit : >>>>>> On Thu, 29 Nov 2012 08:51:36 -0500, Dan Langille said: >> On 2012-11-29 08:34, Olivier Delestre wrote: >>> Le 29/11/2012 13:55, Dan Langille a écrit : >>>> On 2012-11-29 07:38, Olivier Delestre wrote: >>>>> Hi, >>>>> >>>>> I upgrade bacula 5.0.3 ( psql 8.4 ) to 5.2.5 ( psql 9.1 ) on >>>>> ubuntu >>>>> 12.04.1 LTS. >>>>> >>>>> I asked about : >>>>> >>>>> 1) The documentation of bacula that saying : >>>>> >>>>> "If you configure the Batch Insert code in Bacula (attribute >>>>> inserts >>>>> are >>>>> 10 times faster), you MUST be using a PostgreSQL that was built >>>>> with >>>>> the --ENABLE-THREAD-SAFETY option, otherwise you will get >>>>> DATA CORRUPTION. Most major Linux distros have thread safety turned >>>>> on, but >>>>> it is better to check. One way is to see if the PostgreSQL library >>>>> that >>>>> Bacula will be linked against references pthreads. This can be done >>>>> with a command such as: >>>>> nm /usr/lib/libpq.a | grep pthread_mutex_lock " >>>>> >>>>> But, no such file. What is its usefulness ? >>>> Different operating systems install this file in different places. >>>> Here is >>>> how I found it on a FreeBSD system: >>>> >>>> $ locate libpq.a >>>> /usr/local/lib/libpq.a >>>> >>>> And running the command: >>>> >>>> $ nm /usr/local/lib/libpq.a | grep pthread_mutex_lock >>>> U pthread_mutex_lock >>>> U pthread_mutex_lock >>>> >>>> >>>>> i found it by installing postgresql-server-dev-9.1. Not installed >>>>> from >>>>> scratch install or upgrade... >>>>> >>>>> I think the package bacula 5.2.5 is compiled with >>>>> enable-batch-insert >>>>> and postgresql 5.2.5 with enable-thread-safety ( obtain source >>>>> package >>>>> with apt-get source xxx ) >>>> Do you have any unanswered questions? >>> I found /usr/lib/libpq.a if i installed postgresql-server-dev-9.1 on >>> my test machine. what use is it ? >> I'm sorry, but I don't know for sure. I'm sure it is used by that >> package. :) > The Bacula documentation assumes static libraries (.a), but Linux distros > typically don't install them by default. In some Linux distros, the static > libraries are in the dev(el) package. > > I suspect Olivier has /usr/lib/libpq.so* instead, so > > objdump -T /usr/lib/libpq.so* | grep pthread_mutex_lock > > should be check instead. > objdump -T /usr/lib/libpq.so* | grep pthread_mutex_lock 0000000000000000 DF *UND* 0000000000000000 GLIBC_2.2.5 pthread_mutex_lock 0000000000000000 DF *UND* 0000000000000000 GLIBC_2.2.5 pthread_mutex_lock
Ok for this :-). I'm less worried now. and for the very long "dir inserting attributes" ? an idea ? Thanks -- ======================================================== Olivier DELESTRE Pôle Système DSI - Direction des systèmes d'information & de l'informatique Université de ROUEN Batiment 16 - IRESE-B Place Emile Blondel 76821 MONT-SAINT-AIGNAN CEDEX http://goo.gl/cYgtX Tel : 02.35.14.64.63 Fax : 02.35.14.64.64 Mail fonc: [email protected] Mail pers: [email protected] ======================================================== ------------------------------------------------------------------------------ Keep yourself connected to Go Parallel: VERIFY Test and improve your parallel project with help from experts and peers. http://goparallel.sourceforge.net _______________________________________________ Bacula-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/bacula-users
