Percona

OCTOBER 3, 2023

While THP can be beneficial for many applications, enabling it on a database server could have unintended consequences. In this post, we will explore THP, its impact on database servers, and how to disable it for optimal performance and stability. What are Transparent Huge Pages? In this case, THP is enabled.

Database 88

Database Servers Open Source C++ 88

Percona

APRIL 12, 2023

Whereas many open source software offerings — like the community version of MySQL — use the GNU General Public License ( GPL ), MongoDB has been under the GNU Affero General Public License ( AGPL ) and more recently under the Server Side Public License ( SSPL ), introduced by MongoDB itself.

Open Source 81

Open Source Programming Database Servers 81

All Things Distributed

OCTOBER 2, 2017

Today marks the 10 year anniversary of Amazon's Dynamo whitepaper , a milestone that made me reflect on how much innovation has occurred in the area of databases over the last decade and a good reminder on why taking a customer obsessed approach to solving hard problems can have lasting impact beyond your original expectations.

Internet 128

Internet Internet AWS Performance 128

Brendan Gregg

JANUARY 17, 2018

OSes usually show you virtual memory and resident memory, shown as the "VIRT" and "RES" columns in top. Here is a MySQL database server (mysqld), PID 423, and measuring its working set size for 0.1 That's the working set size. It is used for capacity planning and scalability analysis. seconds (100 milliseconds): #./wss.pl

Cache 71

Cache Latency C++ Programming 71

Brendan Gregg

JANUARY 16, 2018

OSes usually show you virtual memory and resident memory, shown as the "VIRT" and "RES" columns in top. Here is a MySQL database server (mysqld), PID 423, and measuring its working set size for 0.1 That's the working set size. It is used for capacity planning and scalability analysis. seconds (100 milliseconds): #./wss.pl

Cache 40

Cache Latency C++ Programming 40

O'Reilly Software

MARCH 7, 2018

In addition to that, software is increasingly dependent on other software to provide its functionality, be it WebServices, HTTP APIs, databases, or even external devices such as sensors. HTTP, TCP, FTP, MQTT, JMS), databases (i.e., Schema evolution practices were rarely in place. Most well-known is probably Apache Camel.

Transportation 72

Transportation Java Programming Architecture 72