This topic describes performance metrics related to the queries per second (QPS) statistics. To be specific, this topic describes metrics related to the number of SQL statement executions per second in an OceanBase cluster.
all
Definition
The total number of SQL statement executions per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| all | sql_all_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40000",@LABELS}[@INTERVAL])) by (@GBLABELS) + sum(rate(ob_sysstat{stat_id="40002",@LABELS}[@INTERVAL])) by (@GBLABELS) + sum(rate(ob_sysstat{stat_id="40004",@LABELS}[@INTERVAL])) by (@GBLABELS) + sum(rate(ob_sysstat{stat_id="40006",@LABELS}[@INTERVAL])) by (@GBLABELS) + sum(rate(ob_sysstat{stat_id="40008",@LABELS}[@INTERVAL])) by (@GBLABELS) + sum(rate(ob_sysstat{stat_id="40018",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40000, 40002, 40004, 40006, 40008, 40018) and (con_id > 1000 or con_id = 1) and class < 1000If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40000, 40002, 40004, 40006, 40008, 40018) and (con_id > 1000 or con_id = 1) and class < 1000
select
Definition
The number of SELECT statement executions per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| select | sql_select_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40000",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40000) and (con_id > 1000 or con_id = 1) and class < 1000If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40000) and (con_id > 1000 or con_id = 1) and class < 1000
insert
Definition
The number of INSERT statement executions per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| insert | sql_insert_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40002",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
- If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40002) and (con_id > 1000 or con_id = 1) and class < 1000
If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40002) and (con_id > 1000 or con_id = 1) and class < 1000
replace
Definition
The number of REPLACE statement executions per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| replace | sql_replace_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40004",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
- If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40004) and (con_id > 1000 or con_id = 1) and class < 1000
If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40004) and (con_id > 1000 or con_id = 1) and class < 1000
update
Definition
The number of UPDATE statement executions per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| update | sql_update_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40006",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
- If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40006) and (con_id > 1000 or con_id = 1) and class < 1000
If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40006) and (con_id > 1000 or con_id = 1) and class < 1000
replace
Definition
The number of REPLACE statement executions per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| replace | sql_replace_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40004",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
- If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40002) and (con_id > 1000 or con_id = 1) and class < 1000
If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40002) and (con_id > 1000 or con_id = 1) and class < 1000
update
Definition
The number of DELETE statement executions per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| update | sql_update_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40006",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
- If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40006) and (con_id > 1000 or con_id = 1) and class < 1000
If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40006) and (con_id > 1000 or con_id = 1) and class < 1000
delete
Definition
The number of DELETE statement executions per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| delete | sql_delete_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40008",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
- If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40008) and (con_id > 1000 or con_id = 1) and class < 1000
If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40008) and (con_id > 1000 or con_id = 1) and class < 1000
other
Definition
The number of executions of other statements such as data definition language (DDL), data control language (DCL), and data transaction language (DTL) statements per second in an OceanBase cluster.
Description
| Metric | Metric field name | Unit |
|---|---|---|
| other | sql_other_count | count |
Calculation expression
sum(rate(ob_sysstat{stat_id="40018",@LABELS}[@INTERVAL])) by (@GBLABELS)
SQL statements for metric collection
- If you use OceanBase Database of a version earlier than V4.0, execute the following statement:
select /*+ MONITOR_AGENT READ_CONSISTENCY(WEAK) */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40018) and (con_id > 1000 or con_id = 1) and class < 1000
If you use OceanBase Database V4.0 or later, execute the following statement:
select /* MONITOR_AGENT */ con_id tenant_id, stat_id, value from v$sysstat where stat_id IN (40018) and (con_id > 1000 or con_id = 1) and class < 1000
