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Is ANALYZE TABLE Safe on a Busy MySQL Database Server?

Percona

version, like this: ANALYZE TABLE removes the table from the table definition cache, which requires a flush lock. version, like this: ANALYZE TABLE removes the table from the table definition cache, which requires a flush lock. In short, ANALYZE could lead to nasty stalls in busy production environments. addressing this problem.

Servers 97
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HammerDB v4.10 New Features: Purge and Write back for MariaDB TPROC-C

HammerDB

Many of the HammerDB TPROC-C workloads have included features to prevent the database doing maintenance tasks for the previous run whilst another run is taking place. maria_purge = true } With this setting enabled, run your MariaDB TPROC-C workload as normal. Otherwise if you have version 10.7.0 tpcc { maria_count_ware = 30.

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Benchmark (YCSB) numbers for Redis, MongoDB, Couchbase2, Yugabyte and BangDB

High Scalability

This article is to simply report the YCSB bench test results in detail for five NoSQL databases namely Redis, MongoDB, Couchbase, Yugabyte and BangDB and compare the result side by side. I have used latest versions for each NoSQL DB and have followed the recommendations to run all the databases in optimized conditions.

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Why Tcl is 700% faster than Python for database benchmarking

HammerDB

Python is a popular programming language, especially for beginners, and consequently we see it occurring in places where it just shouldn’t be used, such as database benchmarking. We use stored procedures because, as the introductory post shows, using single SQL statements turns our database benchmark into a network test).

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PostgreSQL Performance Tuning: Optimizing Database Parameters for Maximum Efficiency

Percona

It has default settings for all of the database parameters. It is primarily the responsibility of the database administrator or developer to tune PostgreSQL according to their system’s workload. The performance of a PostgreSQL database has a significant impact on the overall effectiveness of an application.

Tuning 52
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PostgreSQL Upgrade: Tricks With OID Columns and Extensions

Percona

SET WITHOUT OIDS; A list of tables with the problem is in the file: tables_with_oids.txt Failure, exiting postgres@xx.xx.xx.xx:~$ more tables_with_oids.txt In database: abs_test public.craft public.ports In database: postgres public.oid_test We can use the below SQL to find tables with OID, and it also generates the DDL to remove.

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Percona Toolkit – A Quick Introduction to Summary

Percona

You can get summaries of your database servers, or you verify replication lag on MySQL and PostgreSQL servers. You get thirty-eight scripts that can do any manner of actions, and you will find them very valuable in your regular database work. Caches | 12.4G And did I mention they are open source?! LTS (jammy) Kernel | 6.2.0-33-generic

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