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Monitoring of CDEV Recording and Data Verification at STAR Online DB

Ensure timely monitoring and verification of CDEV recording against wall time at BNL. Take action if delays occur to prevent data loss. Check for variable delivery issues and address any faults promptly.

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Monitoring of CDEV Recording and Data Verification at STAR Online DB

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  1. a) Up to 15 minutes c) Up to 300 seconds b) Up to 5 minutes Monitoring of CDEV recording http://online.star.bnl.gov/cdev/ • Verify time stamps against the wall time @BNL, maximal acceptable delays are given. If wrong notify Jan. • If a) is off recording of CDEV data to STAR online DB is dead (we loose cdev data) • If b) or c) is off monitoring of CDEV data from STAR online DB is off (we run blind) 180 variables asked # of not delivered may fluctuate • Check how many cdev variables are/were not delivered by the cdev server • “corrupted 0” means all is delivered it this time • Click on this link and view the graph with history of last 2 days. 1-2 hours interruptions are acceptable. • “corrupted N” : if 1) is OK it is most likely the CAD/POL fault. Inspect table on the main page (below plots). Red lines mark failed records – take proper action. Fixed itself later  Time in days

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