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018cac9588
(recommit in clean clone) ndb/src/kernel/blocks/dbdih/Dbdih.hpp: removed unused variable ndb/src/kernel/blocks/dbdih/DbdihMain.cpp: Always give all nodes in DIGETPRIMREQ ndb/src/kernel/blocks/dbtc/DbtcMain.cpp: Allow readcommited-scans to scan backup fragments ndb/test/ndbapi/testReadPerf.cpp: better printous
35 lines
914 B
Text
35 lines
914 B
Text
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100' * (select 1 from T1 (1M rows) where key = rand());
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1 host, 1 ndbd, api co-hosted
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results in 1000 rows / sec
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wo/reset bounds w/ rb
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4.1-read committed a) 4.9 b) 7.4
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4.1-read hold lock c) 4.7 d) 6.7
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wl2077-read committed 6.4 (+30%) 10.8 (+45%)
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wl2077-read hold lock 4.6 (-1%) 6.7 (+ 0%)
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-- Comparision e)
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serial pk: 10.9'
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batched (1000): 59'
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serial uniq index: 8.4'
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batched (1000): 33'
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index range (1000): 186'
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----
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load) testScanPerf -c 1 -d 1 T1
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a) testScanPerf -s 100000 -c 0 -d 0 -a 1 -l 0 -r 2 -q 0 T1
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b) testScanPerf -s 100000 -c 0 -d 0 -a 1 -l 0 -r 2 -q 1 T1
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c) testScanPerf -s 100000 -c 0 -d 0 -a 1 -l 1 -r 2 -q 0 T1
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d) testScanPerf -s 100000 -c 0 -d 0 -a 1 -l 1 -r 2 -q 1 T1
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e) testReadPerf -i 25 -c 0 -d 0 T1
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--- music join 1db-co 2db-co
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4.1 13s 14s
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4.1 wo/ blobs 1.7s 3.2s
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wl2077 12s 14s
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wl2077 wo/ blobs 1.2s (-30%) 2.5s (-22%)
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