... | ... | @@ -82,6 +82,32 @@ Here I/O accounts for 62% of total time. |
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[Reconstruction logs for "big" on p9-04](uploads/0b540463543aa6228a3456f34a01471c/p9-04_big.log)
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**When data is on /tmp (SSD):**
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Reconstruction took 26 minutes.
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Timing for one chunk:
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- Read 1898 lines: 3mins45secs (430 MB/s)
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- Process one group: 6 secs
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- H2D: 3 secs
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- FF: instant
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- Phase: 2 secs
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- Log instant
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- D2H: 1 sec
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- Processing all 19 groups: 1 min 46 secs
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- Build sinos: 2 mins 2 secs
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- One stack of 1822/19 = 101 slices:
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- H2D: 1s
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- Reconstruction+D2H: 24 secs (0.25 sec for reconstructing one 4k**2 slice ?)
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- All 19 stacks: 7mins 52 secs
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- Write data: 5 mins 18 secs (460 MB/s)
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Here disk I/O accounts for 43% of total time.
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[Reconstruction logs for "big" on p9-04 with data on local disk](uploads/d449083fadd1b39a901f4d7b085f78e1/big_rec_p904_tmp.log)
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## "bamboo" with p9-04 (25/08/2020)
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