observability, the goals are as follows: • Support OpenTracing/Skywalking integration and realize call chain tracking. 4.5.4 Management Navigation This chapter mainly introduces the features of the distributed Currently, main APM functions lie in the performance diagnosis of distributed systems, including chain demonstration, application topology analysis and so on. Apache ShardingSphere is not responsible systems, they only need to implement the OpenTracing protocol, and they can automatically show the chain tracing in‐ formation of Apache ShardingSphere. Its disadvantage is that OpenTracing protocol is

Monitoring. Focusing on the performance diagnosis of distributed systems, its main functions include call chain display, application topology analysis, etc. Tracing Tracing data between distributed services contributor is under a new Ubuntu 22.04.3 LTS instance, Contributors can manage the JDK and tool chain through SDKMAN! through the following bash command, and execute nativeTest for the shardingsphere-test-native Contributors may still need to manually adjust specific JSON entries and GraalVM Tracing Agent Filter chain of Maven Profile. The following command is only an example of using shardingsphere-test-native to

Monitoring. Focusing on the performance diagnosis of distributed systems, its main functions include call chain display, application topology analysis, etc. Tracing Tracing data between distributed services contributor is under a new Ubuntu 22.04.3 LTS instance, Contributors can manage the JDK and tool chain through SDKMAN! through the following bash command, and execute nativeTest for the shardingsphere-test-native command. Contributors may still need to manually adjust specific JSON entries and adjust the Filter chain of Maven Profile and GraalVM Tracing Agent as appropriate. For the shard- ingsphere-infra-reachability-metadata

Monitoring. Focusing on the performance diagnosis of distributed systems, its main functions include call chain display, application topology analysis, etc. Tracing Tracing data between distributed services integer not null, ol_i_id integer not null, ol_delivery_d timestamp, ol_amount decimal(6,2), ol_supply_w_id integer, ol_quantity integer, ol_dist_info char(24) ); create table bmsql_item ( i_id integer stmtNewOrderInsertOrderLine INSERT INTO bmsql_order_line ( ol_o_id, ol_d_id, ol_w_id, ol_number, ol_i_id, ol_supply_w_id, ol_quantity, ol_amount, ol_dist_info) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?) Payment business

Monitoring. Focusing on the performance diagnosis of distributed systems, its main functions include call chain display, application topology analysis, etc. Tracing Tracing data between distributed services integer not null, ol_i_id integer not null, ol_delivery_d timestamp, ol_amount decimal(6,2), ol_supply_w_id integer, ol_quantity integer, ol_dist_info char(24) ); create table bmsql_item ( i_id integer stmtNewOrderInsertOrderLine INSERT INTO bmsql_order_line ( ol_o_id, ol_d_id, ol_w_id, ol_number, ol_i_id, ol_supply_w_id, ol_quantity, ol_amount, ol_dist_info) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?) Payment business

distributed transac‐ 3.1. Sharding 44 Apache ShardingSphere document, v5.0.0-beta tions, invoked chain tracing and so on, will subscribe focusing events and do corresponding operations. Through the connection data result sets into a single‐direction chain table. After iterating current data result sets in the chain table, it only needs to move the element of chain table to the next position and iterate the a XID representing the global trans‐ action. 2. XID is propagated through micro‐services’invoke chain. 3. RM register local transaction as a branch of the corresponding global transaction of XID to TC

application performance monitoring. It works for performance diagnosis of distributed systems, including chain demonstration, service topology analysis and so on. 4.10. Observability 63 Apache ShardingSphere as distributed transac‐ 7.2. Sharding 265 Apache ShardingSphere document, v5.1.1 tions, invoked chain tracing and so on, will subscribe focusing events and do corresponding operations. Through the connection data result sets into a single‐direction chain table. After iterating current data result sets in the chain table, it only needs to move the element of chain table to the next position and iterate the

application performance monitoring. It works for performance diagnosis of distributed systems, including chain demonstration, service topology analysis and so on. Tracing Tracing data between distributed services as distributed transac‐ 7.2. Sharding 276 Apache ShardingSphere document, v5.1.2 tions, invoked chain tracing and so on, will subscribe focusing events and do corresponding operations. Through the connection data result sets into a single‐direction chain table. After iterating current data result sets in the chain table, it only needs to move the element of chain table to the next position and iterate the

294 Apache ShardingSphere document, v5.1.1 ol_delivery_d timestamp, ol_amount decimal(6,2), ol_supply_w_id integer, ol_quantity integer, ol_dist_info char(24) ); create table bmsql_item ( i_id integer stmtNewOrderInsertOrderLine INSERT INTO bmsql_order_line ( ol_o_id, ol_d_id, ol_w_id, ol_number, ol_i_id, ol_supply_w_id, ol_quantity, ol_amount, ol_dist_info) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?) Payment 业务 st WHERE o_w_id = ? AND o_d_id = ? AND o_c_id = ? ) stmtOrderStatusSelectOrderLine SELECT ol_i_id, ol_supply_w_id, ol_quantity, ol_amount, ol_delivery_d FROM bmsql_order_line WHERE ol_w_id = ? AND ol_d_id

integer not null, ol_i_id integer not null, ol_delivery_d timestamp, ol_amount decimal(6,2), ol_supply_w_id integer, ol_quantity integer, ol_dist_info char(24) ); create table bmsql_item ( i_id integer stmtNewOrderInsertOrderLine INSERT INTO bmsql_order_line ( ol_o_id, ol_d_id, ol_w_id, ol_number, ol_i_id, ol_supply_w_id, ol_quantity, ol_amount, ol_dist_info) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?) Payment 业务 st WHERE o_w_id = ? AND o_d_id = ? AND o_c_id = ? ) stmtOrderStatusSelectOrderLine SELECT ol_i_id, ol_supply_w_id, ol_quantity, ol_amount, ol_delivery_d FROM bmsql_order_line WHERE ol_w_id = ? AND ol_d_id