Vertica参数的设置

时间：2017-08-02 21:07:08 阅读：497 评论：0 收藏：0 [点我收藏+]

标签：where iat parameter 0kb contain exe ref defaults maximum

注：只是经验值设定，仅供参考。

RHEL 6.2 CPU 24 Memory 128G 8节点

1.keep more event logs for dc_tuple_mover_events.

1	`select` `SET_DATA_COLLECTOR_POLICY(‘TupleMoverEvents‘,` `‘1000‘,` `‘100000‘);`

default: 1000KB kept in memory, 10000KB kept on disk.

2.keep more event logs for dc_errors.

1	`select` `SET_DATA_COLLECTOR_POLICY(‘Errors‘,` `‘1000‘,` `‘100000‘);`

default: 1000KB kept in memory, 10000KB kept on disk.

3.PARAMETER MaxClientSessions: for concurrent queries and data loading jobs

1	`select` `set_config_parameter(‘MaxClientSessions‘, 500);`

4.avoid "too many ROS container..."

4.1

1	`select` `set_config_parameter(‘ActivePartitionCount‘, 1);`

-- default: 1

4.2

1	`select` `set_config_parameter(‘MoveOutInterval‘, 1800);`

-- default: 300

4.3

1	`select` `set_config_parameter(‘MoveOutMaxAgeTime‘, 1800);`

-- default: 1800

4.4

1	`select` `set_config_parameter(‘MoveOutSizePct‘, 95);`

-- default: 0

4.5

1	`select` `set_config_parameter(‘MergeOutInterval‘, 300);`

--default: 600

4.6

1	`select` `set_config_parameter(‘ContainersPerProjectionLimit‘, 102400);`

--default: 1024

5.for extension

1	`select` `ENABLE_LOCAL_SEGMENTS();`

---- 24->32, default: 4

1	`select` `SET_SCALING_FACTOR(4);`

6.for loading

1	`select` `set_config_parameter(‘MaxDesiredEEBlockSize‘,33554432);`

default: 8388608.

Maximum desired size of an EE block (used to move tuples between operators), actual block size be larger (must have capacity for at least 2 rows)

1	`SELECT` `SET_CONFIG_PARAMETER(‘ParallelizeLocalSegmentLoad‘,` `‘1‘);`

default: 1 .If true use a DT per local segment, even when sorting

8.RESOURCE POOL general:

1	`alter` `resource pool general priority 2 plannedconcurrency 12 maxconcurrency 10 queuetimeout 600;`

9.RESOURCE POOL load_pool:

1	`alter` `resource pool load_pool priority 2 runtimepriority MEDIUM plannedconcurrency 12 maxconcurrency 5 queuetimeout NONE;`

-- set session resource_pool=load_pool;

10.RESOURCE POOL app_pool:

1 2	`alter` `resource pool app_pool priority 2 plannedconcurrency 12 maxconcurrency 10 queuetimeout 600;` `alter` `resource pool app_pool queuetimeout 1200;`

11.RESOURCE POOL web_pool:

1 2	`alter` `resource pool web_pool priority 100 memorysize` `‘5G‘` `maxmemorysize` `‘10G‘` `plannedconcurrency 12 maxconcurrency 10 queuetimeout 600;` `alter` `resource pool web_pool priority 100 memorysize` `‘5G‘` `maxmemorysize` `‘10G‘;`

12.RESOURCE POOL wosdata

1	`alter` `resource pool wosdata memorysize` `‘24G‘` `maxmemorysize` `‘24G‘;`

13.alter resource pool tm memorysize default maxconcurrency 4;

1	`alter` `resource pool tm memorysize` `‘1G‘` `plannedconcurrency 3 maxconcurrency 4;`

14.view modified parameters

1	`select` `node_name, parameter_name, current_value, default_value` `from` `configuration_parameters` `where` `current_value <> default_value` `order` `by` `2, 1;`

/*
node_name |        parameter_name        | current_value | default_value
-----------+------------------------------+---------------+---------------
ALL       | ContainersPerProjectionLimit | 102400        | 1024
ALL       | MaxClientSessions            | 500           | 50
ALL       | MaxDesiredEEBlockSize        | 33554432      | 8388608
ALL       | MergeOutInterval             | 300           | 600
ALL       | MoveOutInterval              | 1800          | 300
(5 rows)
*/

15.elastic_cluster

1	`select` `*` `from` `elastic_cluster;`

16.view user-defined pools

1 2	`select` `*` `from` `resource_pools` `where` `name` `not` `in` `(select` `name` `from` `resource_pool_defaults);`

/*
      pool_id      |   name    | is_internal | memorysize | maxmemorysize | executionparallelism | priority | runtimepriority | runtimeprioritythreshold | queuetimeout | plannedconcurrency | maxconcurrency | runtimecap | singleinitiator
-------------------+-----------+-------------+------------+---------------+----------------------+----------+-----------------+--------------------------+--------------+--------------------+----------------+------------+-----------------
      pool_id      |   name    | is_internal | memorysize | maxmemorysize | executionparallelism | priority | runtimepriority | runtimeprioritythreshold | queuetimeout | plannedconcurrency | maxconcurrency | runtimecap | singleinitiator
-------------------+-----------+-------------+------------+---------------+----------------------+----------+-----------------+--------------------------+--------------+--------------------+----------------+------------+-----------------
45035996517090874 | load_pool | f           | 0%         |               | AUTO                 |        2 | MEDIUM          |                        2 |           -1 | 12                 |              5 |            | f
45035997831587844 | app_pool | f           | 0%         |               | AUTO                 |        2 | MEDIUM          |                        2 |          600 | 12                 |             10 |            | f
58546795771314766 | web_pool | f           | 1G         | 5G            | AUTO                 |        5 | MEDIUM          |                        2 |          300 | 10                 |             12 |            | f
(3 rows)
*/

17.view the current config of the modified pools

select c.* from resource_pools c, resource_pool_defaults d

where c.name=d.name

and (

c.memorysize::varchar <> d.memorysize::varchar

or c.maxmemorysize::varchar <> d.maxmemorysize::varchar

or c.executionparallelism::varchar <> d.executionparallelism::varchar

or c.priority::varchar <> d.priority::varchar

or c.runtimepriority::varchar <> d.runtimepriority::varchar

or c.runtimeprioritythreshold::varchar <> d.runtimeprioritythreshold::varchar

or c.queuetimeout::varchar <> d.queuetimeout::varchar

or c.runtimecap::varchar <> d.runtimecap::varchar

or c.plannedconcurrency::varchar <> d.plannedconcurrency::varchar

or c.maxconcurrency::varchar <> d.maxconcurrency::varchar

or c.singleinitiator::varchar <> d.singleinitiator::varchar

);

/*
      pool_id      | name   | is_internal | memorysize | maxmemorysize | executionparallelism | priority | runtimepriority | runtimeprioritythreshold | queuetimeout | plannedconcurrency | maxconcurrency | runtimecap | singleinitiator
-------------------+---------+-------------+------------+---------------+----------------------+----------+-----------------+--------------------------+--------------+--------------------+----------------+------------+-----------------
45035996273718910 | general | t           |            | Special: 95% | AUTO                 |        2 | MEDIUM          |                        2 |          600 | 12                 |             10 |            | f
45035996273718920 | refresh | t           | 4G         |               | AUTO                 |       10 | HIGH            |                       60 |          300 | 8                  |              8 |            | t
45035996273718918 | tm      | t           | 1G         |               | AUTO                 |      105 | MEDIUM          |                       60 |          300 | 3                  |              4 |            | t
45035996273718916 | wosdata | t           | 24G        | 24G           |                      |          |                 |                          |              | AUTO               |                |            |
(4 rows)
*/

18.view the default config of the modified pools

select d.* from resource_pools c, resource_pool_defaults d

where c.name=d.name

and (

c.memorysize::varchar <> d.memorysize::varchar

or c.maxmemorysize::varchar <> d.maxmemorysize::varchar

or c.executionparallelism::varchar <> d.executionparallelism::varchar

or c.priority::varchar <> d.priority::varchar

or c.runtimepriority::varchar <> d.runtimepriority::varchar

or c.runtimeprioritythreshold::varchar <> d.runtimeprioritythreshold::varchar

or c.queuetimeout::varchar <> d.queuetimeout::varchar

or c.runtimecap::varchar <> d.runtimecap::varchar

or c.plannedconcurrency::varchar <> d.plannedconcurrency::varchar

or c.maxconcurrency::varchar <> d.maxconcurrency::varchar

or c.singleinitiator::varchar <> d.singleinitiator::varchar

);

/*
      pool_id      | name   | memorysize | maxmemorysize | executionparallelism | priority | runtimepriority | runtimeprioritythreshold | queuetimeout | runtimecap | plannedconcurrency | maxconcurrency | singleinitiator
-------------------+---------+------------+---------------+----------------------+----------+-----------------+--------------------------+--------------+------------+--------------------+----------------+-----------------
45035996273718910 | general |            | Special: 95% | AUTO                 |        0 | MEDIUM          |                        2 |          300 |            | AUTO               |                | f
45035996273718920 | refresh | 0%         |               | AUTO                 |      -10 | MEDIUM          |                       60 |          300 |            | AUTO               |                | t
45035996273718918 | tm      | 200M       |               | AUTO                 |      105 | MEDIUM          |                       60 |          300 |            | AUTO               |              3 | t
45035996273718916 | wosdata | 0%         | 2G            |                      |          |                 |                          |              |            | AUTO               |                |
(4 rows)

*/

Vertica参数的设置

标签：where iat parameter 0kb contain exe ref defaults maximum

原文地址：http://www.cnblogs.com/zhangsongren/p/7275908.html

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