Instructions for L3TriggerDb
Jim Panetta, Last update: 10 April, 2002
The application L3TriggerDbApp is mainly useful for running
the L3 algorithms against an Objectivity database. One
beneficial side affect to this application is that one
can also view these events with the Level 3 event display.
L3TriggerDbApp is built on a semi-regular schedule by the L3
group. These builds are placed in the directory
/nfs/bbr-nfs03/detector/trg with names that follow
At the time of writing, this release is
Running L3TriggerDbApp is straightforward.
- Set the environment variable
to the configuration key needed.
OO_FD_BOOT to point to a useful database.
- From the
run the application with a tcl file that looks like the
This file is reproduced below.
workdir permissions are set to
drwxrwsr-x so that users may use their own
custom tcl files.
By default, the L3 event display module is disabled.
If the L3 event display is required, simply set the
L3DISPLAY to true
L3TriggerDbApp as above. The
display will open on the first event automatically.
Problem: Mysterious complaints from
BdbWhatever and a core dump.
Solution: This version of L3TriggerDbApp was built against a
release other than the release used to fill the database schema.
Try a different version of L3TriggerDbApp or a different
Problem: L3 is using a really weird configuration.
Solution: You need to set the environment variable
OEPCONFIGKEY. Otherwise you get the very old
mod talk BdbEventInput
input add /users/panetta/SimApp/mu_pair_900500_1k_aug01
input add /users/panetta/SimApp/mu_pair_900501_1k_aug01
Last modified: Wed Apr 10 20:45:54 PDT 2002