mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-30 03:22:14 +00:00
46 lines
1.9 KiB
SQL
46 lines
1.9 KiB
SQL
-- Tags: no-parallel, no-fasttest
|
|
-- Tag no-fasttest: Look at DistributedFilesToInsert, so cannot run in parallel.
|
|
|
|
-- otherwise SYSTEM STOP DISTRIBUTED SENDS does not makes any effect (for localhost)
|
|
-- (i.e. no .bin files and hence no sending is required)
|
|
set prefer_localhost_replica=0;
|
|
|
|
drop table if exists data_01460;
|
|
drop table if exists dist_01460;
|
|
|
|
create table data_01460 as system.one engine=Null();
|
|
create table dist_01460 as data_01460 engine=Distributed(test_shard_localhost, currentDatabase(), data_01460) settings monitor_sleep_time_ms=50;
|
|
|
|
select 'INSERT';
|
|
select value from system.metrics where metric = 'DistributedFilesToInsert';
|
|
insert into dist_01460 select * from system.one;
|
|
select sleep(1) format Null; -- monitor_sleep_time_ms
|
|
select value from system.metrics where metric = 'DistributedFilesToInsert';
|
|
|
|
select 'STOP/START DISTRIBUTED SENDS';
|
|
system stop distributed sends dist_01460;
|
|
insert into dist_01460 select * from system.one;
|
|
select sleep(1) format Null; -- monitor_sleep_time_ms
|
|
select value from system.metrics where metric = 'DistributedFilesToInsert';
|
|
system start distributed sends dist_01460;
|
|
select sleep(1) format Null; -- monitor_sleep_time_ms
|
|
select value from system.metrics where metric = 'DistributedFilesToInsert';
|
|
|
|
select 'FLUSH DISTRIBUTED';
|
|
system stop distributed sends dist_01460;
|
|
insert into dist_01460 select * from system.one;
|
|
select sleep(1) format Null; -- monitor_sleep_time_ms
|
|
select value from system.metrics where metric = 'DistributedFilesToInsert';
|
|
system flush distributed dist_01460;
|
|
select value from system.metrics where metric = 'DistributedFilesToInsert';
|
|
|
|
select 'DROP TABLE';
|
|
system stop distributed sends dist_01460;
|
|
insert into dist_01460 select * from system.one;
|
|
select sleep(1) format Null; -- monitor_sleep_time_ms
|
|
select value from system.metrics where metric = 'DistributedFilesToInsert';
|
|
drop table dist_01460;
|
|
select value from system.metrics where metric = 'DistributedFilesToInsert';
|
|
|
|
drop table data_01460;
|