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 size17.1 MB17.0 MB+66.0 kB
'events' compressed17.0 MB17.0 MB+66.0 kB
'events' uncompressed91.1 MB91.0 MB+75.9 kB
entries1001000

Collections

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

collectionsizeshareper eventcompressionreferenceΔΔ (%)
B0ECalHits1.2 kB0.01%12 B10.01.2 kB-30 B-2.4%
B0ECalHitsContributions6.7 kB0.04%67 B6.16.7 kB-10 B-0.1%
B0TrackerHits200 B0.00%2 B8.7200 B
BackwardMPGDEndcapHits2.4 kB0.01%24 B1.92.4 kB-3 B-0.1%
DIRCHits840.3 kB4.93%8.4 kB2.0840.5 kB-234 B-0.0%
DRICHHits388.3 kB2.28%3.9 kB2.3352.7 kB+35.6 kB+10.1%
EcalBarrelImagingHits279.9 kB1.64%2.8 kB3.3279.3 kB+673 B+0.2%
EcalBarrelImagingHitsContributions254.1 kB1.49%2.5 kB6.4254.8 kB-661 B-0.3%
EcalBarrelScFiHits3.1 MB18.49%31.5 kB5.33.1 MB+884 B+0.0%
EcalBarrelScFiHitsContributions6.3 MB37.24%63.4 kB6.66.3 MB+701 B+0.0%
EcalEndcapNHits17.5 kB0.10%175 B74.017.5 kB+16 B+0.1%
EcalEndcapNHitsContributions872.8 kB5.12%8.7 kB6.5872.0 kB+804 B+0.1%
EcalEndcapPHits37.1 kB0.22%371 B68.536.4 kB+748 B+2.1%
EcalEndcapPHitsContributions1.6 MB9.55%16.3 kB6.81.6 MB-8.6 kB-0.5%
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
EventHeader426 B0.00%4 B12.2415 B+11 B+2.7%
ForwardMPGDEndcapHits1.4 kB0.01%14 B2.31.4 kB-2 B-0.1%
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
HcalBarrelHits3.8 kB0.02%38 B3.03.8 kB-21 B-0.5%
HcalBarrelHitsContributions3.9 kB0.02%39 B4.93.8 kB+168 B+4.5%
HcalEndcapNHits3.0 kB0.02%30 B3.83.0 kB-17 B-0.6%
HcalEndcapNHitsContributions3.6 kB0.02%36 B4.93.6 kB-3 B-0.1%
HcalEndcapPInsertHits1.8 kB0.01%18 B3.91.8 kB-42 B-2.3%
HcalEndcapPInsertHitsContributions2.5 kB0.01%25 B5.12.5 kB-36 B-1.4%
HcalFarForwardZDCHits56 B0.00%1 B28.656 B
HcalFarForwardZDCHitsContributions56 B0.00%1 B28.656 B
LFHCALHits1.2 kB0.01%12 B3.41.2 kB-1 B-0.1%
LFHCALHitsContributions1.3 kB0.01%13 B5.11.3 kB
LumiDirectPCALHits56 B0.00%1 B28.656 B
LumiDirectPCALHitsContributions56 B0.00%1 B28.656 B
LumiSpecTrackerHits56 B0.00%1 B28.656 B
MCParticles3.0 MB17.46%29.8 kB2.02.9 MB+36.3 kB+1.2%
MPGDBarrelHits5.1 kB0.03%51 B1.55.1 kB-12 B-0.2%
OuterMPGDBarrelHits6.7 kB0.04%67 B1.66.7 kB
PFRICHHits167.7 kB0.98%1.7 kB2.5167.8 kB-94 B-0.1%
SiBarrelHits6.8 kB0.04%68 B1.56.8 kB+21 B+0.3%
TOFBarrelHits8.0 kB0.05%80 B1.58.1 kB-29 B-0.4%
TOFEndcapHits1.2 kB0.01%12 B2.41.2 kB-51 B-4.1%
TaggerTrackerHits336 B0.00%3 B5.6336 B
TrackerEndcapHits9.9 kB0.06%99 B1.69.9 kB+2 B+0.0%
VertexBarrelHits10.9 kB0.06%109 B1.510.9 kB-35 B-0.3%