HammerDB

NOVEMBER 23, 2021

Running in the web service CLI we can see that the command output is returned to the user, however the virtual user output is no longer returned and instead a jobid is given./hammerdbws. The following PostgreSQL build script will run in both the standard and web service CLI. hammerdbws. HammerDB Web Service v4.3 HammerDB Web Service v4.3

Virtualization 70

Virtualization Benchmarking C++ Database 70

HammerDB

JULY 16, 2021

Then we can run an interactive workload for a single Virtual User as follows for MySQL 8.0.25./hammerdbcli log 2 Virtual Users Created with Monitor VU hammerdb>vurun Vuser 1:RUNNING Vuser 1:Beginning rampup time of 2 minutes Vuser 2:RUNNING Vuser 2:Processing 10000000 transactions with output suppressed. and MySQL 5.7.33.

Virtualization 57

Virtualization Performance C++ Database 57

HammerDB

JULY 14, 2021

Copyright (C) 2003-2021 Steve Shaw Type "help" for a list of commands The xml is well-formed, applying configuration hammerdb>librarycheck. For the build script the example sets the socket name we have used and opts to create 800 warehouses with 64 virtual users in a partitioned schema. ~/HammerDB-4.2/lib/mariatcl0.1$

Testing 57

Testing C++ Virtualization Tuning 57

HammerDB

JULY 5, 2022

Vuser 1:1 Active Virtual Users configured Vuser 1:TEST RESULT : System achieved 1844256 NOPM from 4232155 PostgreSQL TPM Vuser 1:FINISHED SUCCESS ALL VIRTUAL USERS COMPLETE. hammerdbcli auto pgtime.tcl HammerDB CLI v4.4 hammerdbcli auto pgtime.tcl HammerDB CLI v4.4 Vuser 1:Test complete, Taking end Transaction Count. 700% Faster.

Benchmarking 98

Benchmarking Database C++ Virtualization 98

HammerDB

JULY 8, 2019

Copyright (C) 2003-2019 Steve Shaw Type "help" for a list of commands The xml is well-formed, applying configuration Initialized new SQLite in-memory database Starting HammerDB Web Service on port 8080 Listening for HTTP requests on TCP port 8080. see the documentation for setting the port). . $./hammerdbws hammerdbws HammerDB Web Service v3.2

Benchmarking 40

Benchmarking Virtualization C++ Database 40

HammerDB

MAY 5, 2019

Copyright (C) 2003-2018 Steve Shaw. The following was the results in graph form: with a peak performance of the following: Vuser 1:64 Active Virtual Users configured. [mysqld] datadir=/home/mysql/mysql-8.0.16/mysql-8.0.16-linux-glibc2.12-x86_64/data linux-glibc2.12-x86_64/data x86_64/data language=/home/mysql/mysql-8.0.16/mysql-8.0.16-linux-glibc2.12-x86_64/share/english

Testing 48

Testing Tuning Latency Storage 48

HammerDB

NOVEMBER 30, 2018

Copyright (C) 2003-2018 Steve Shaw Type "help" for a list of commands The xml is well-formed, applying configuration hammerdb>librarycheck Checking database library for Oracle Success. As virtual users are started the database specific packages and workload specific modules are loaded into the virtual user threads.

Architecture 40

Architecture Virtualization Open Source C++ 40

HammerDB

OCTOBER 12, 2018

monitoring. Copyright (C) 2003-2018 Steve Shaw. Error in Virtual User 1: mysqlexec/db server: Table 'mysql.proc' doesn't exist. Copyright (C) 2003-2018 Steve Shaw. Vuser 1:56 Active Virtual Users configured. After each test completed HammerDB then increased the virtual user count and repeated the test.

Best Practices 40

Best Practices Scalability Performance C++ 40

Adrian Cockcroft

JUNE 21, 2022

The SE toolkit was fast, had no memory leaks (monitoring scripts could run for years) and let me implement lots of cool performance monitoring ideas. Allan also introduced me to Richard McDougall, who had worked with Allan for Sun Australia, and Richard visited for a rotation to build some monitoring tools.

Tuning 52

Tuning Benchmarking Engineering C++ 52

SQL Server According to Bob

JANUARY 11, 2020

​​ Latch enforcement ​​ changes the ​​ virtual ​​ memory protection ​​ ( VirtualProtect ) ​​ as the ​​ database ​​ pages are transitioned between the clean and dirty states. ​​ When the modification latch is acquired.

Servers 40

Servers Cache Database Media 40