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/etc/osmt/osmt.conf配置文件说明
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# When a configuration item has a line break, you need to leave a space or tab at the beginning of the line auto_upgrade = False cycle_time =
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IntelliJ IDEA中远程提交拓扑执行Main时报错：Command line is too long
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IDEA中远程提交拓扑执行Main时报错：Command line is too long 问题 IntelliJ IDEA中远程提交拓扑，执行Main方法时IntelliJ IDEA报如下错 ： Command line is too long. Shorten command line for ServiceStarter
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IntelliJ IDEA中远程提交拓扑执行Main时报错：Command line is too long
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IDEA中远程提交拓扑执行Main时报错：Command line is too long 问题 IntelliJ IDEA中远程提交拓扑，执行Main方法时IntelliJ IDEA报如下错 ： Command line is too long. Shorten command line for ServiceStarter
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Plan Hint实际调优案例
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avg(netpaid) from (select /*+rows(store_sales store_returns *11270) leading((store_sales store_returns store item customer) customer_address)*/
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步骤2：测试初始表结构下的系统性能并建立基线
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END) sat_sales FROM date_dim, store_sales, store WHERE d_date_sk = ss_sold_date_sk AND s_store_sk = ss_store_sk AND s_gmt_offset
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Plan Hint实际调优案例
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avg(netpaid) from (select /*+rows(store_sales store_returns *11270) leading((store_sales store_returns store item customer) customer_address)*/
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Plan Hint实际调优案例
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avg(netpaid) from (select /*+rows(store_sales store_returns *11270) leading((store_sales store_returns store item customer) customer_address)*/
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步骤5：测试新的表结构下的系统性能
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END) sat_sales FROM date_dim, store_sales, store WHERE d_date_sk = ss_sold_date_sk AND s_store_sk = ss_store_sk AND s_gmt_offset
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获取管道作业列表
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"5f36de9032393fb3ffc8c043", "data_store_list" : [ { "data_store_id" : "2a1c168c-524d-4323-a65c-91bfef190704", "data_store_group_id" : "d28b479
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Plan Hint实际调优案例
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avg(netpaid) from (select /*+rows(store_sales store_returns *11270) leading((store_sales store_returns store item customer) customer_address)*/
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PGXC_GET_STAT_ALL_PARTITIONS
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------------+----------------- 58320 | 58626 | schema_subquery | store_hash_par | p1 | 2 | 0 | 2 |
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Plan Hint调优概述
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sum(ss_coupon_amt) s3 FROM store_sales ,store_returns ,store ,customer ,promotion ,customer_address ad2 ,item WHERE ss_store_sk = s_store_sk AND ss_customer_sk
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PGXC_GET_STAT_ALL_PARTITIONS
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------------+----------------- 58320 | 58626 | schema_subquery | store_hash_par | p1 | 2 | 0 | 2 |
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TopSQL查询示例
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customer_total_return ctr2 WHERE ctr1.ctr_store_sk = ctr2.ctr_store_sk) AND s_store_sk = ctr1.ctr_store_sk AND s_state = 'TN' AND ctr1.ctr_customer_sk
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Plan Hint调优概述
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sum(ss_coupon_amt) s3 FROM store_sales ,store_returns ,store ,customer ,promotion ,customer_address ad2 ,item WHERE ss_store_sk = s_store_sk AND ss_customer_sk
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Plan Hint调优概述
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sum(ss_coupon_amt) s3 FROM store_sales ,store_returns ,store ,customer ,promotion ,customer_address ad2 ,item WHERE ss_store_sk = s_store_sk AND ss_customer_sk
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Plan Hint调优概述
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sum(ss_coupon_amt) s3 FROM store_sales ,store_returns ,store ,customer ,promotion ,customer_address ad2 ,item WHERE ss_store_sk = s_store_sk AND ss_customer_sk
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TopSQL查询示例
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customer_total_return ctr2 WHERE ctr1.ctr_store_sk = ctr2.ctr_store_sk) AND s_store_sk = ctr1.ctr_store_sk AND s_state = 'TN' AND ctr1.ctr_customer_sk
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Plan Hint调优概述
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sum(ss_coupon_amt) s3 FROM store_sales ,store_returns ,store ,customer ,promotion ,customer_address ad2 ,item WHERE ss_store_sk = s_store_sk AND ss_customer_sk
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手动搭建E3+
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SEATA_GROUP | |-- store.db.branchTable | |-- store.db.datasource | |-- store.db.dbType | |-- store.db.driverClassName | |-- store.db.globalTable
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支持的监控指标
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指标含义 取值范围 测量对象 监控周期（原始指标） store_request_count_monitor_2XX 2xx状态码个数 该指标用于统计响应状态码为2XX的请求数。 单位：个 ≥ 0 counts 仓 1分钟 store_request_count_monitor_4XX
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