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Performance Issue
Any questions related to TDengine's performance can be discussed here.
Problem Description
A clear and concise description of what the problem is.
To Reproduce
Steps to reproduce the behavior:
Database parameters used:
Welcome to the TDengine Command Line Interface, Client Version:3.3.1.0
Copyright (c) 2023 by TDengine, all rights reserved.
Verbs used: Select
Describe the total amount of data:
taos> select count() from dev_running_data ;
count() |
========================
137895228 |
Query OK, 1 row(s) in set (3.383623s)
do this select:
select * from dev_running_data where dev_id in ('0a9023386e234529936ae6eb59a5e641') limit 2;
Query OK, 2 row(s) in set (41.276906s)
when use this select :
select * from dev_running_data order by create_time desc limit 2;
Query OK, 2 row(s) in set (1.991381s)
other server config use the default.
Environment (please complete the following information):
OS: CentOS Linux release 7.9.2009 (Core)
Memory:128G, CPU: Intel(R) Xeon(R) Gold 6278C CPU @ 2.60GHz , current Disk Space:120G
TDengine Version [3.3.1.0]
Additional Context
The text was updated successfully, but these errors were encountered:
Performance Issue
Any questions related to TDengine's performance can be discussed here.
Problem Description
A clear and concise description of what the problem is.
To Reproduce
Steps to reproduce the behavior:
Database parameters used:
Welcome to the TDengine Command Line Interface, Client Version:3.3.1.0
Copyright (c) 2023 by TDengine, all rights reserved.
Verbs used: Select
Describe the total amount of data:
taos> select count() from dev_running_data ;
count() |
========================
137895228 |
Query OK, 1 row(s) in set (3.383623s)
do this select:
select * from dev_running_data where dev_id in ('0a9023386e234529936ae6eb59a5e641') limit 2;
Query OK, 2 row(s) in set (41.276906s)
when use this select :
select * from dev_running_data order by create_time desc limit 2;
Query OK, 2 row(s) in set (1.991381s)
other server config use the default.
Environment (please complete the following information):
OS: CentOS Linux release 7.9.2009 (Core)
Memory:128G, CPU: Intel(R) Xeon(R) Gold 6278C CPU @ 2.60GHz , current Disk Space:120G
TDengine Version [3.3.1.0]
Additional Context
The text was updated successfully, but these errors were encountered: