. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Monitoring application performance . . . . . . . . . . . . . . . . . . . . . . . . 52 Tracing application links . . . . . . . . Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 326 6.3 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 326 6.4 Sysbench . . . . . . 330 6.6 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331 6.6.1 SysBench ShardingSphere‐Proxy Empty Rule Performance Test . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 Monitoring application performance . . . . . . . . . . . . . . . . . . . . . . . . 51 Tracing application links . . . . . . . . Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353 6.3 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353 6.4 Sysbench . . . . . . 357 6.6 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 358 6.6.1 SysBench ShardingSphere‐Proxy Empty Rule Performance Test . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Monitoring application performance . . . . . . . . . . . . . . . . . . . . . . . . 55 Tracing application links . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 461 11.3 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 461 11.4 Sysbench . . . . . 465 11.6 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 467 11.6.1 SysBench ShardingSphere‐Proxy Empty Rule Performance Test . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Monitoring application performance . . . . . . . . . . . . . . . . . . . . . . . . 55 Tracing application links . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 490 11.3 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 490 11.4 Sysbench . . . . . 494 11.6 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 496 11.6.1 SysBench ShardingSphere‐Proxy Empty Rule Performance Test . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 3.10.4 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 Target . . . . . Result Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114 3.10.5 Performance Test(sysbench) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 Environment . . . My SQL/PostgreSQL Connections Count Cost High Low High Supported Languages Java Only Any Any Performance Low loss Relatively High loss Low loss De centralization Yes No No Static Entry No Yes No 1

Module Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287 7.6.3 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287 7.6.4 Integration . . . . . . . . . . . . . . . . . . . 290 7.6.5 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 290 Performance Test with Sysbench . . . . . . . . . . . . . . . My SQL/PostgreSQL Connections Count Cost High Low High Supported Languages Java Only Any Any Performance Low loss Relatively High loss Low loss De centralization Yes No No Static Entry No Yes No 1

Module Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297 7.7.3 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297 7.7.4 Sysbench Test . . . . . . . . . . . . . . . . . . . 301 7.7.6 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 301 Performance Test . . . . . . . . . . . . . . . . . . . . . . My SQL/PostgreSQL Connections Count Cost High Low High Supported Languages Java Only Any Any Performance Low loss Relatively High loss Low loss De centralization Yes No No Static Entry No Yes No 1

Module Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 309 7.7.3 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 309 7.7.4 Sysbench Test . . . . . . . . . . . . . . . . . . . 313 7.7.6 Performance Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 313 Performance Test . . . . . . . . . . . . . . . . . . . . . . My SQL/PostgreSQL Connections Count Cost High Low High Supported Languages Java Only Any Any Performance Low loss Relatively High loss Low loss De centralization Yes No No Static Entry No Yes No 1

will be generated, which will affect the performance of the cluster; Moreover, short‐interval jobs do not necessarily pay attention to the real‐time performance of a single job. You 5.3. Failover 15 operation of the job; For short‐interval jobs that do not necessarily pay attention to the real‐time performance of a single job, it is not necessary to turn on the misfire to re‐execute. 5.5 Job Open Ecosystem shard will not be run on different job servers), but monitorExecution has a greater impact on the performance of jobs executed in a short period of time (such as second‐level triggers). It is recommended