Mattione Update 02112013

Skimming REST Data Challenge Data

• Note: For a charged particle to be valid, it must have 45.0 < Vertex-Z < 85.0.
• Note: For a pi0 to be valid, it must have 0.1 < Invariant Mass < 0.17.

• Data challenge data-set size: ~5 billion events, 50k events per file: ~100k files, ~100 MB per file: 10 TB total.

2+ 1-

•  % of generated events remaining after all cuts

Skim Type	% of File Size Remaining	Projected Total Skim Size
>= 2+, >= 1-	71.68%
>= 2+, >= 1-, >= 2n	62.32%
>= 2+, >= 1-, >= 1 pi0	58.36%
Tracking FOM > 0.1%, >= 2+, >= 1-	56.56%
Tracking FOM > 0.1%, >= 2+, >= 1-, >= 2n	47.21%
Tracking FOM > 0.1%, >= 2+, >= 1-, >= 1 pi0	45.33%

2+ 2-

•  % of generated events remaining after all cuts

Skim Type	% of File Size Remaining	Projected Total Skim Size
>= 2+, >= 2-	37.95%
>= 2+, >= 2-, >= 2n	34.07%
>= 2+, >= 2-, >= 1 pi0	31.52%
Tracking FOM > 0.1%, >= 2+, >= 2-	23.02%
Tracking FOM > 0.1%, >= 2+, >= 2-, >= 2n	20.34%
Tracking FOM > 0.1%, >= 2+, >= 2-, >= 1 pi0	18.70%

3+ 2-

•  % of generated events remaining after all cuts

Skim Type	% of File Size Remaining	Projected Total Skim Size
>= 3+, >= 2-	24.15%
>= 3+, >= 2-, >= 2n	21.57%
>= 3+, >= 2-, >= 1 pi0	19.88%
Tracking FOM > 0.1%, >= 3+, >= 2-	11.31%
Tracking FOM > 0.1%, >= 3+, >= 2-, >= 2n	9.90%
Tracking FOM > 0.1%, >= 3+, >= 2-, >= 1 pi0	9.05%