Type:
Bug
Priority:
Major
Resolution:
Fixed
Affects Version/s:
5.5.50 , 10.0.25 , 10.1.14 , 10.2(EOL) , 10.3(EOL) , 10.4(EOL)
The regression benchmarks found a regression for mixed read/write workload and MEMORY tables. The following shows the last two good and the first two bad releases for each major version of the MariaDB server. From 10.2 onward there are no good releases any more.
Test 't_oltp-memory-multi' - sysbench OLTP read/write
32 Memory tables with 100K rows each
numbers are queries per second
#thread count 1 8 16 32 64 128 256
mariadb-5.5.48 985.74 4912.4 7701.0 8719.2 8484.9 8441.0 8425.6
mariadb-5.5.49 962.26 4532.4 7638.5 8332.6 8167.6 8143.0 8135.8
mariadb-5.5.50 559.35 3036.3 5002.7 4960.6 5011.1 5019.3 5012.1
mariadb-5.5.51 571.61 3576.5 5357.0 4830.9 4913.1 4912.8 4914.3
...
mariadb-10.0.23 948.63 5292.5 7040.5 7106.2 7047.1 7037.4 7044.7
mariadb-10.0.24 938.52 5259.6 6961.9 7021.9 7032.9 7034.6 7024.4
mariadb-10.0.25 563.74 3536.8 5893.9 5786.6 5816.9 5797.2 5799.1
mariadb-10.0.26 548.38 3516.5 6002.7 5807.9 5788.9 5780.5 5786.1
...
mariadb-10.1.12 958.87 5353.0 6957.1 8403.9 7739.5 7749.0 7766.4
mariadb-10.1.13 949.01 5510.0 7114.3 8458.5 8295.2 8216.3 8291.6
mariadb-10.1.14 567.69 3743.1 6147.7 5653.2 5400.9 5439.1 5415.8
mariadb-10.1.15 549.83 3580.7 5666.3 5267.9 5286.0 5340.9 5293.5
...
mariadb-10.2.1 487.03 3116.2 4802.8 4393.1 4452.0 4446.7 4457.6
mariadb-10.2.2 495.54 3065.3 4600.5 4423.6 4487.9 4488.6 4496.6
...
mariadb-10.3.0 486.31 3070.2 5629.3 5160.6 5325.6 5308.0 5305.6
mariadb-10.3.1 500.91 3278.9 5541.2 5335.6 5433.4 5430.5 5439.4
...
mariadb-10.4.0 462.51 2641.8 5303.6 4985.9 5048.4 5045.9 5045.3
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