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how_to_run_combined_s800_gretina [2016/03/17 09:21] pereira |
how_to_run_combined_s800_gretina [2016/03/17 10:07] pereira |
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In order to run the combined S800 + Gretina daq, the following steps need to be taken: | In order to run the combined S800 + Gretina daq, the following steps need to be taken: | ||
+ | First of all, make sure that the external synchronization and external clock () are enabled in the S800 ULM trigger module: | ||
- | - Start up the S800 data acquisition system as you normally would on spdaq19. | ||
- | - Log in using the experimental account to ddasdaq3 or any other of the systems | ||
- | dual homed to the GRETINA/ | ||
- | - godaq starts the Readout control program. | ||
- | - Click the Start button. | ||
- | You should now be able to start runs as needed in the experiment' | ||
- | on the dual homed system. | ||
- | When everything has started correctly | + | - [[S800 DAQ tools# |
- | in the dual homed system (e.g. ddasdaq3): | + | - Log in using the experimental account to **ddasdaq3** or any other of the systems |
+ | - Use command '' | ||
+ | - Click the '' | ||
+ | - You should now be able to start runs as needed in the experiment' | ||
- | * | + | You can check the ring buffers using the command |
- | is placed. | + | |
- | * spdaq19.rawccusb | + | |
- | * spdaq19.rawvmusb - will provide raw data from the S800 VME crate. | + | |
- | * spdaq19.s800filter - will provide the event built, reformated data from the | + | |
- | S800. During a run, data are pushed from this ring into the | + | |
- | | + | |
- | In addition to the normal stagea are structure three directories are added that will | + | * **experimental-user-name (e.g. e14045)**: This ring is where sampled coincidence data is placed. |
- | be used to store raw S800 data: | + | * **spdaq19.rawccusb**: |
+ | * **spdaq19.rawvmusb**: | ||
+ | * **spdaq19.s800filter**: It will provide the event built, reformated data from the S800 Filter. During a run, data are pushed from this ring into the GRETINA GEB. | ||
- | * stagearea/rawccusb - Event files containing raw ccusb data from the s800. | + | In addition to the normal **stagearea** structure in the experiment account, three directories are added that will be used to store raw S800 data: |
- | * | + | |
- | * stagearea/ | + | |
- | s800 data. | + | |
+ | * **~/ | ||
+ | * **~/ | ||
+ | * **~/ | ||
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- | 1. On spdaq48 in / | ||
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- | **wish ./ | ||
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- | or, on devop2 (the S800 MAC machine) | ||
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- | click on the operations folder on the lower icon bar and select runcontrol.command | ||
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- | 2. On a dataU machine logged in as the experimental account (e11007 for the June 2012 testing period) do | ||
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- | **godaq** | ||
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- | 3. On spdaq44 do: | ||
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- | **/ | ||
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- | < | ||
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- | </ | ||
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- | Upon start of run there will be another client of the s800 ring, which is the pushToGEB process. This should die on end run. | ||
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- | The S800 daq will now be in slave mode, and run control is done from the NSCL daq window. | ||