Dynatrace

JUNE 12, 2020

We’re continuously working to support the most popular operating systems with high quality OneAgent deployment options. Windows Server 2008, and Linux x86. For Windows 10 and Windows Server versions 2008R2 and later, we only support 64-bit versions. Dynatrace news. What is being desupported? This is a common practice.

Operating System 138

Operating System Systems Monitoring Servers 138

Percona

NOVEMBER 1, 2023

Without going further into the reasons for such a need, I wanted to refresh this subject in terms of overhead related to running the command on production systems. A lot has changed since then, but many production systems alive today still run with affected versions. Let’s recap how the situation has evolved over the years.

Servers 93

Servers Database Cache C++ 93

Percona

OCTOBER 10, 2023

This is not a general rule, but as databases are responsible for a core layer of any IT system – data storage and processing — they require reliability. Why choose Percona Server for MongoDB? Why release Percona Server for MongoDB 7 now? which was released as Percona Server for MongoDB RC 7.0.2-1.

Availability 96

Availability Servers Database Open Source 96

Percona

JANUARY 2, 2024

Managing database servers involves different aspects, among which security is critical. However, we know having a “runaway” grant is always a possibility, especially in environments with a large number of servers. Fortunately, in Percona Server for MySQL , this feature is free to use. How does it work?

Servers 81

Servers Database Open Source Scalability 81

Percona

SEPTEMBER 28, 2023

Whenever you install your favorite MySQL server on a freshly created Ubuntu instance, you start by updating the configuration for MySQL, such as configuring buffer pool, changing the default datadir director, and disabling one of the most outstanding features – query cache. It’s a nice thing to do, but first things first.

Servers 109

Servers Best Practices Database Open Source 109

Percona

APRIL 28, 2023

Did you notice that Percona Server for MongoDB 6.0.5-4 One key to rule them all — improvements to master key rotation With the improvements introduced in Percona Server for MongoDB 6.0.5-4, 4, one key path can be used for all servers in a clustered environment. Changes introduced with Percona Server for MongoDB 6.0.5-4

AWS 100

AWS Servers Scalability Database 100

The Netflix TechBlog

MAY 4, 2023

Behind the scenes, a myriad of systems and services are involved in orchestrating the product experience. These backend systems are consistently being evolved and optimized to meet and exceed customer and product expectations. This technique facilitates validation on multiple fronts.

Traffic 339

Traffic Latency Tuning Systems 339

Percona

MARCH 13, 2023

to MySQL 8, we could choose to do an in-place upgrade or set up another MySQL 8 server(s) from the existing running MySQL 5.7 server with Percona XtraBackup. In my lab, we have two test nodes: PRIMARY: mysql57 (192.168.56.111) with Percona Server 5.7 server instances are ready for an upgrade. On primary server mysql5.7,

Servers 100

Servers C++ Storage Systems 100

Percona

JUNE 15, 2023

Sometimes we might need to install/upgrade Percona Server for MySQL /MySQL 8 to a particular version in a test or production environment. Install Percona Server for MySQL 8 specific version packages via repository. Download specific Percona Server for MySQL 8 tarball packages and install them manually. bullseye amd64 1.7

Servers 81

Servers C++ Database Systems 81

Percona Community

FEBRUARY 22, 2023

We will use Docker as a container engine tool and Percona Server for MySQL as a database administration tool. MySQL is a relational database management system that stores data on disk. Percona Server for MySQL is a fork of MYSQL, providing much more advanced features. In this blog, we will explore databases on containers.

Database 89

Database Servers Open Source Engineering 89

DZone

JANUARY 30, 2024

The evolution of enterprise software engineering has been marked by a series of "less" shifts — from client-server to web and mobile ("client-less"), data center to cloud ("data-center-less"), and app server to serverless.

Software Engineering 266

Software Engineering Engineering Software Software 266

DZone

JANUARY 16, 2024

When we talk about " serverless ," it doesn't mean servers are absent. Instead, the responsibility of server maintenance shifts from the user to the provider. Reduced operational overhead: Developers can focus purely on writing code and pushing updates, rather than worrying about server upkeep.

Serverless 284

Serverless AWS Architecture Lambda 284

Percona

FEBRUARY 24, 2023

We’re pleased to announce that Percona Server for MongoDB 6.0.4 release you can now run Percona Server for MongoDB 6 on RHEL 7, 8, and 9, as well as Debian 10 and 11, and Ubuntu 18.04, 20.04, and 22.04 You can also, of course, run Percona Server for MongoDB in a Docker container as well. With the 6.0.4

Servers 85

Servers Operating System Strategy Software 85

SQL Shack

DECEMBER 29, 2021

In this article, we will learn how we can detect which operations cause to fill up SQL Server tempdb through the dynamic management views. What is SQL Server tempdb used for? Tempdb is one of the system databases, that is used by many activities in SQL Server to temporarily store data. Such as when a […].

Servers 100

Servers Monitoring Database Systems 100

DZone

FEBRUARY 6, 2024

In the realm of system debugging, particularly on Linux platforms, strace stands out as a powerful and indispensable tool. Its simplicity and efficacy make it the go-to solution for diagnosing and understanding system-level operations, especially when working with servers and containers.

Java 245

Java Servers Systems Code 245

Speed Curve

FEBRUARY 5, 2024

Server-timing headers are a key tool in understanding what's happening within that black box of Time to First Byte (TTFB). Cue server-timing headers Historically, when looking at page speed, we've had the tendency to ignore TTFB when trying to optimize the user experience. I mean, why wouldn't we?

Servers 57

Servers Cache Retail Benchmarking 57

SQL Server According to Bob

DECEMBER 3, 2019

I have previously tested and blogged about the NTFS, sparse, file system limitation error 665: [link] when running DBCC or using Snapshot databases with SQL Server. Since SQL Server writes to sparse files using the SQL Server extent size (64KB) the 4K blocks used with the iNode tracking should not achieve max fragmentation.

Servers 45

Servers Systems Storage Database 45

SQL Shack

OCTOBER 6, 2021

This article gives an insight into the configuration of Min and Max memory for SQL Server Database instances. Introduction The server performance depends on various factors such as CPU, Memory, and Storage configurations. SQL Server works on top of the operating system and works closely with these resources.

Database 88

Database Servers Operating System Storage 88

SQL Shack

OCTOBER 6, 2021

This article explains the internals of the Ghost cleanup task for SQL Server Databases. Introduction Each relational database consists of the background process and user processes.Similarly, SQL Server has many internal processes such as Checkpoint, Lazy Writer, Lock Monitor, System_Health_Monitor, Trace Queue Task and Ghost CleanUp.

Database 83

Database Servers Monitoring Processing 83

Brendan Gregg

MARCH 23, 2024

Some servers have accelerators and you'll want their analysis tools installed as well: e.g., on Intel GPU servers, the intel-gpu-tools package; on NVIDIA, nvidia-smi. On cloud instances, adding Mbytes to the base server image can add seconds, or fractions of a second, to instance deployment time. This list is a minimum.

Servers 145

Servers Traffic Network Systems 145

Dynatrace

MARCH 18, 2024

Are there rogue servers running in the environment where ITOps, CloudOps, or another team can’t assign or identify who’s financially responsible for it? An organization can ask Dynatrace, “Have you seen any oversized servers over X amount of time?” ” But Dynatrace goes further.

Best Practices 234

Best Practices Strategy Cloud AWS 234

Dynatrace

MARCH 6, 2024

IBM i, formerly known as iSeries, is an operating system developed by IBM for its line of IBM i Power Systems servers. It is based on the IBM AS/400 system and is known for its reliability, scalability, and security features. The extension runs remotely from your Dynatrace ActiveGates and connects to your IBM i system.

Monitoring 237

Monitoring Infrastructure Metrics Analytics 237

HammerDB

DECEMBER 14, 2022

In this post, we will do a walk through example of installing and configuring unixODBC and the SQL Server on Linux drivers as well as the HammerDB connection options to enable HammerDB on Linux to be able to connect to SQL Server. bin/odbcinst -d -q [ODBC Driver 17 for SQL Server] [ODBC Driver 18 for SQL Server].

Servers 62

Servers Virtualization Code Testing 62

SQL Shack

OCTOBER 6, 2020

In this 29th article of the SQL Server Always On Availability Groups series, we configure the AG between SQL Server Linux instances. Introduction SQL Server 2017 & 2019 works on the cross-platform operating system: Windows and Linux. You […].

Servers 52

Servers Availability Operating System Systems 52

SQL Performance

AUGUST 2, 2019

I have been making the same recommendations about tempdb since I started working with SQL Server over 15 years ago, when I was working with customers running version 2000. From the customer side, this has been the limit of what can be done*, until SQL Server 2019. I have SQL Server 2019 CTP 3.2 Now that 2019 CTP 3.2

Servers 95

Servers C++ Testing Systems 95

SQL Shack

OCTOBER 20, 2020

In this 33rd article of SQL Server Always On Availability Group series, we will use extended events to monitor the availability group. Introduction Database professionals’ primary role is to do proactive monitoring for ensuring system availability. You can use […].

Availability 107

Availability Monitoring Servers Database 107

SQL Shack

MAY 28, 2020

In this article, we will explore Composite Index SQL Server and key order impacts on it. We will also view SQL Server update statistics to determine an optimized execution plan of the Compositive index. Introduction SQL Server indexes are a vital factor in query performance and overall system performance.

Servers 98

Servers Systems Performance Development 98

Dynatrace

MARCH 15, 2024

Syslog is the go-to protocol that delivers infrastructure administrators, network engineers, and security team logs that tell them all they need to know about their systems’ delivery, performance, availability, and security. Syslog is a protocol with clear specifications that require a dedicated syslog server.

Open Source 202

Open Source Infrastructure Network Government 202

The Morning Paper

JUNE 6, 2019

Towards federated learning at scale: system design Bonawitz et al., This is a high level paper describing Google’s production system for federated learning. The FL system contains a number of privacy-enhancing building blocks, but the privacy guarantees of any end-to-end system will always depend on how they are used.

Systems 71

Systems Design Google Servers 71

DZone

JANUARY 23, 2022

Building resilient systems requires comprehensive error management. Errors could occur in any part of the system / or its ecosystem and there are different ways of handling these e.g. Datacenter - data center failure where the whole DC could become unavailable due to power failure, network connectivity failure, environmental catastrophe, etc.

Hardware 243

Hardware DevOps Network Storage 243

Dynatrace

JANUARY 23, 2024

XML external entity (XXE) exploit The aXMLRPC library allows its users to connect to a server and perform RPC calls using the XML-RPC protocol over HTTP. A possibility to make this exploit successful is a man-in-the-middle attack that intercepts the connection to a legitimate server. xml version="1.0"?> > <!DOCTYPE

Java 208

Java Servers Code Software 208

SQL Shack

MARCH 16, 2020

In this article, we will talk about sp_WhoIsActive stored procedure and how we can use it to monitor currently running activities in SQL Server. Introduction Database administrators (DBAs) are incessantly checking currently running operations over an SQL Server instance especially when the server is slowing down.

Servers 72

Servers Monitoring Database Systems 72

SQL Shack

JUNE 25, 2021

In this article, we will focus on one major SQL Server performance issue that we may experience during heavy data insertion in a table. Introduction SQL Server allocates some memory from the operating system, and this is because it is designed to do all read and modification operations in memory instead of on disk.

Tuning 64

Tuning Servers Performance Operating System 64

Dynatrace

MARCH 14, 2023

Available directly from the AWS Marketplace , Dynatrace provides full-stack observability and AI to help IT teams optimize the resiliency of their cloud applications from the user experience down to the underlying operating system, infrastructure, and services. How does Dynatrace help?

AWS 283

AWS Lambda Serverless Virtualization 283

Dynatrace

MARCH 27, 2024

This is further exacerbated by the fact that a significant portion of their IT budgets are allocated to maintaining outdated legacy systems. By combining AI and observability, government agencies can create more intelligent and responsive systems that are better equipped to tackle the challenges of today and tomorrow.

Government 161

Government Network Artificial Intelligence Cloud 161

SQL Shack

OCTOBER 14, 2021

The process of encryption and decryption adds additional overhead to the database system. Even non-encrypted databases hosted on the same SQL Server instance would have some performance degradation because of […]. It also encrypts the tempdb database to secure your data in a temporary space.

Servers 79

Servers Performance Database Systems 79

Scalegrid

JANUARY 25, 2024

You will need to know which monitoring metrics for Redis to watch and a tool to monitor these critical server metrics to ensure its health. Connected_slaves provides information about replication status while Used_memory tracks utilized amount of server’s total capacity. You can pick a smart selection of relevant metrics from these.

Metrics 130

Metrics Monitoring Latency Cache 130