Ubuntu is too unreliable in general - switch to Redhat fedora.

However al this means is one of:

1) the jRLA deamon was either kill -9 'ed or otherwise aborted without
being able to clean up after itself and when running it again it finds
that the shared memory partition it is trying to use is already created
and so does not destroy it. See jRLA -h for other options;
2) You have not created enough shared memory so that whatever else you are
running that requires shared memory is unable to co-exist with jRLA.

If you cannot work out what to do in case #1, then just sudo init -6 and
reboot.


Jim


> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf
> Of VK
> Sent: Monday, July 18, 2011 12:29 AM
> To: jBASE
> Subject: Re: Jbase has just stopped working on my ubuntu 11.0.4
>
> Hi,
> have you installed any updates during the period in question? Even if
> you didn't the 11.04 isn't stable enough; better try some LTS version
> (I've recently removed 11.04 and returned to 10.04 LTS due to certain
> problems too long to describe). Or - even better (for jbase at least)
> - use CentOS 5.
>
> Last but not least: is jRLA absolutely necessary? I believe you are
> able to use OS locking instead...
>
> VK
>
> On Jul 16, 11:02 pm, "[email protected]" <[email protected]>
> wrote:
> > Hello Guys ,
> > I had installed jbase and t24 on ubuntu 11.0.4 After few days and all
> > of the sudden jbase has just stopped working Any jbase command I
> > attempt give the same message below :
> > "jBASE: Unable to allocate/attach shared memory key 0x24201100 ,
> error
> > number 22 Possibly this is because insufficient shared memory is
> > available for the use of jRLA. If this is the case you can either
> > reconfigure your kernel to allow more shared memory or you can
> > allocate less in the first instance by using the -s option (see 'jRLA
> > -h').
> > jBASE: Error 22 while initiating jBASE"
> >
> > I have no idea what has changed and have no possible clue how to fix
> > this Will appreciate any help jbase version is TAFC R11 jdiag is
> > below:
> > System Information
> > ==================
> >
> > System                      : Linux XEON 2.6.38-10-generic.#46-Ubuntu
> > SMP Tue Jun 28 15:07:17 UTC 2011 x86_64 OS Release                  :
> > squeeze/sid UNIX User                   : cilumba (uid 1000, euid
> > 1000) Tty name                    : /dev/pts/0
> Time
> > : Sat Jul 16 22:59:40 2011
> >
> > Environment
> > ===========
> >
> > JBCPORTNO                   : Not Set
> > TAFC_HOME                   : '/opt/TAFC'
> > JBCGLOBALDIR                : '/opt/TAFC'
> > JBCDATADIR                  : '/home/mba/bnk/bnk.run'
> > HOME                        : '/home/mba'
> > JEDIFILENAME_MD             : Not Set
> > JEDIFILENAME_SYSTEM         : Not Set
> > RELEASE Information         : Major 11.0 , Minor 0.0 , Patch  (Change
> > 94295)
> > Spooler dir (Default)       : '/home/mba/bnk/bnk.run/jspooler'
> > JBCEMULATE                  : Not Set
> > Object path (Default)       : '/opt/TAFC/lib:/home/mba/lib'
> > Compiler                    : gcc gcc (Ubuntu/Linaro 4.5.2-8ubuntu4)
> > 4.5.2
> > jBASE Compiler Run-time     : '/opt/TAFC/config/system.properties'
> > Program dir (Default)       : '/home/mba/bin'
> > Subroutine dir (Default)    : '/home/mba/lib'
> > Max open files              : 4096
> > There are No warnings, jBASE seems to be loaded correctly
> >
> > Thanks again
>
> --
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