[MDEV-18294] test the galera4 branch for regressions Created: 2019-01-18  Updated: 2019-01-18  Due: 2019-01-18  Resolved: 2019-01-18

Status: Closed
Project: MariaDB Server
Component/s: N/A
Fix Version/s: 10.4.2

Type: Task Priority: Major
Reporter: Axel Schwenke Assignee: Axel Schwenke
Resolution: Fixed Votes: 0
Labels: None


 Description   

Run a comparative benchmark on the latest commits in the 10.4 and bb-10.4-galera4 branches to check if there are any obvious regressions in the Galera4 code.



 Comments   
Comment by Axel Schwenke [ 2019-01-18 ]

Looks good. 10.4-galera4 (single node) performs practically identical to 10.4.

Numbers (transactions per second, bigger = better):

# data set 01 -> mariadb-10.4-5fb4e4a
# data set 02 -> mariadb-10.4-galera4-e5a7ef0
 
# read only
#thd    01      02
1       826.33  811.97
2       1531.3  1468.7
4       2762.3  2747.6
8       5308.5  5350.4
16      10104   10013
32      14947   14833
64      14890   14792
128     14565   14470
256     14604   14520
 
# read/write
#thd    01      02
1       547.19  558.83
2       1004.0  992.13
4       1964.8  1910.1
8       3955.8  3913.6
16      7535.4  7561.3
32      11212   11098
64      11578   11460
128     11353   11266
256     11050   10960

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