Storage map of sim_e_1GeV_20GeV_epic_craterlake.edm4hep.root

Compressed on-disk size of the collections in the 'events' RNTuple, from ROOT's RNTuple treemap with podio relation, vector-member and subset fields grouped under their collection. Compared to reference sim_e_1GeV_20GeV_epic_craterlake.edm4hep.root. Click a box to zoom in; click the top bar to zoom out. See also ROOT's treemap rendering, colored by column type.

this filereferenceΔ
file size16.7 MB16.7 MB+11.5 kB
'events' compressed16.7 MB16.7 MB+11.5 kB
'events' uncompressed90.6 MB90.6 MB0 B
entries1001000

Collections

Compression is uncompressed / compressed size. Click a column header to sort.

collectionsizeshareper eventcompressionreferenceΔΔ (%)
B0ECalHits1.2 kB0.01%12 B10.01.2 kB-2 B-0.2%
B0ECalHitsContributions6.7 kB0.04%67 B6.16.7 kB-2 B-0.0%
B0TrackerHits200 B0.00%2 B8.7200 B
BackwardMPGDEndcapHits2.2 kB0.01%22 B2.02.2 kB
DIRCHits782.7 kB4.68%7.8 kB2.0781.6 kB+1.0 kB+0.1%
DRICHHits380.7 kB2.28%3.8 kB2.3380.7 kB-12 B-0.0%
EcalBarrelImagingHits276.9 kB1.66%2.8 kB3.3275.1 kB+1.7 kB+0.6%
EcalBarrelImagingHitsContributions251.9 kB1.51%2.5 kB6.4251.9 kB+25 B+0.0%
EcalBarrelScFiHits3.2 MB19.03%31.8 kB5.33.2 MB+1.6 kB+0.1%
EcalBarrelScFiHitsContributions6.4 MB38.05%63.6 kB6.66.4 MB-2.8 kB-0.0%
EcalEndcapNHits18.4 kB0.11%184 B69.518.4 kB-38 B-0.2%
EcalEndcapNHitsContributions854.1 kB5.11%8.5 kB6.5854.2 kB-130 B-0.0%
EcalEndcapPHits36.6 kB0.22%366 B70.736.6 kB-1 B-0.0%
EcalEndcapPHitsContributions1.7 MB9.91%16.6 kB6.81.7 MB+4.0 kB+0.2%
EcalFarForwardZDCHits56 B0.00%1 B28.656 B
EcalFarForwardZDCHitsContributions56 B0.00%1 B28.656 B
EcalLumiSpecHits56 B0.00%1 B28.656 B
EcalLumiSpecHitsContributions56 B0.00%1 B28.656 B
EventHeader431 B0.00%4 B12.1393 B+38 B+9.7%
ForwardMPGDEndcapHits2.3 kB0.01%23 B2.02.3 kB-10 B-0.4%
ForwardOffMTrackerHits56 B0.00%1 B28.656 B
ForwardRomanPotHits56 B0.00%1 B28.656 B
GPDoubleKeys28 B0.00%0 B28.628 B
GPDoubleValues28 B0.00%0 B28.628 B
GPFloatKeys28 B0.00%0 B28.628 B
GPFloatValues28 B0.00%0 B28.628 B
GPIntKeys28 B0.00%0 B28.628 B
GPIntValues28 B0.00%0 B28.628 B
GPStringKeys28 B0.00%0 B28.628 B
GPStringValues28 B0.00%0 B28.628 B
HcalBarrelHits4.2 kB0.02%42 B3.14.1 kB+31 B+0.8%
HcalBarrelHitsContributions4.9 kB0.03%49 B5.04.9 kB+2 B+0.0%
HcalEndcapNHits2.9 kB0.02%29 B4.02.9 kB+16 B+0.5%
HcalEndcapNHitsContributions4.1 kB0.02%41 B4.94.1 kB+11 B+0.3%
HcalEndcapPInsertHits1.8 kB0.01%18 B3.91.8 kB
HcalEndcapPInsertHitsContributions2.5 kB0.01%25 B5.12.5 kB
HcalFarForwardZDCHits56 B0.00%1 B28.656 B
HcalFarForwardZDCHitsContributions56 B0.00%1 B28.656 B
LFHCALHits1.4 kB0.01%14 B3.41.4 kB-2 B-0.1%
LFHCALHitsContributions1.5 kB0.01%15 B5.11.5 kB-2 B-0.1%
LumiDirectPCALHits56 B0.00%1 B28.656 B
LumiDirectPCALHitsContributions56 B0.00%1 B28.656 B
LumiSpecTrackerHits56 B0.00%1 B28.656 B
MCParticles2.7 MB16.11%26.9 kB2.02.7 MB+5.9 kB+0.2%
MPGDBarrelHits6.2 kB0.04%62 B1.56.2 kB+5 B+0.1%
OuterMPGDBarrelHits6.1 kB0.04%61 B1.66.1 kB+11 B+0.2%
PFRICHHits132.9 kB0.80%1.3 kB2.5132.8 kB+54 B+0.0%
SiBarrelHits6.4 kB0.04%64 B1.56.4 kB+5 B+0.1%
TOFBarrelHits7.8 kB0.05%78 B1.57.8 kB+19 B+0.2%
TOFEndcapHits1.3 kB0.01%13 B2.31.3 kB
TaggerTrackerHits336 B0.00%3 B5.6336 B
TrackerEndcapHits11.4 kB0.07%114 B1.611.4 kB-4 B-0.0%
VertexBarrelHits11.1 kB0.07%111 B1.511.1 kB-40 B-0.4%