Percona

FEBRUARY 24, 2023

As a result, it becomes increasingly important to protect the confidentiality of information to prevent data leaks and facilitate easy access to relevant data sources and tools for the related teams without having to sift through unrelated databases or environmental data. to monitor and diagnose. +50

Metrics 104

Metrics Monitoring Database Engineering 104

Percona

MAY 2, 2023

The common use cases involve sharing pt-mysql-summary, pt-stalk, and other OS-related details to assist Support Engineers or any other third-party team troubleshoot database-related issues. Let’s look at a couple of examples where the sensitive data has been altered or masked. shell> /home/vagrant/pt -rw -. shell> sudo.

Database 89

Database Systems Open Source Engineering 89

HammerDB

MARCH 25, 2023

Docker build, example CLI scripts were added to build and run the TPROC-C workload in the Tcl language. This post will give an overview of the example CLI scripts that you can run directly or use as a template to write your own. Linux example For a first example we will look at the TPROC-C workload in Tcl running on MariaDB on Linux.

C++ 83

C++ Virtualization Benchmarking Database 83

Percona

APRIL 14, 2023

Below, we outline some proactive steps for achieving cost efficiency and maintaining performant database environments amid a turbulent economy: 1. Here are a few ways you can scale down and save: Audit your systems: Auditing your system for unused servers and eliminating those servers can reduce your cloud spend.

Database 79

Database Serverless Tuning Cloud 79

The Netflix TechBlog

APRIL 27, 2023

Ruchir Jha , Brian Harrington , Yingwu Zhao TL;DR Streaming alert evaluation scales much better than the traditional approach of polling time-series databases. It allows us to overcome high dimensionality/cardinality limitations of the time-series database. Engineers want their alerting system to be realtime, reliable, and actionable.

Storage 288

Storage Cache Metrics Database 288

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

JULY 31, 2023

Open source database architects usually do not implement business logic in their databases. This is in stark contrast to many commercial databases where this is a common practice. In the first case, all the heuristics are kept at the application layer, and the database has little or no effect on the data quality.

Database 73

Database Open Source Servers Code 73

HammerDB

OCTOBER 23, 2023

HammerDB uses stored procedures to achieve maximum throughput when benchmarking your database. HammerDB has always used stored procedures as a design decision because the original benchmark was implemented as close as possible to the example workload in the TPC-C specification that uses stored procedures. What is a stored procedure?

Benchmarking 62

Benchmarking Database Network C++ 62

Percona

JANUARY 25, 2023

Database administrators often need to identify inactive databases and users to save resources. This can be done using various methods to determine which databases and users are frequently accessed. We can save disk space and other resources by purging inactive databases and users.

Database 93

Database C++ Servers Open Source 93

Dynatrace

JANUARY 31, 2024

GenAI is prone to erratic behavior due to unforeseen data scenarios or underlying system issues. For example, a Stanford University and UC Berkeley team noted in a research study that ChatGPT behavior deteriorates over time. Failure to provide timely and accurate answers erodes user trust, hinders adoption, and harms retention.

Cache 209

Cache Azure Infrastructure Monitoring 209

Dynatrace

MARCH 27, 2024

The automated extraction of ownership information, for example, from Kubernetes annotations, is therefore essential. As teams and their structure and metadata are often maintained in a dedicated database, such as Microsoft Entra ID (formerly Azure Active Directory) or ServiceNow.

Best Practices 204

Best Practices Azure Database Code 204

Percona

JANUARY 24, 2023

Databases on Kubernetes continue their rising trend. For example, for GKE, you must create a VolumeSnapshotClass resource first. For example, for my MongoDB cluster, I have six PVCs: three x replica set nodes and three x config server nodes. Example for mongod-data-my-cluster-name-cfg-0 : apiVersion: snapshot.storage.k8s.io/v1

Database 65

Database Storage Open Source AWS 65

Scalegrid

JANUARY 5, 2024

If you’re considering a database management system, understanding these benefits is crucial. DBMS enhances data security with encryption, implements various access controls, and enables improved data sharing and concurrent access, thus facilitating quick response to changes and maintaining consistent database accuracy.

Efficiency 147

Efficiency Storage Database Scalability 147

DZone

SEPTEMBER 26, 2023

If your environment is like many others, it can often seem like your systems produce logs filled with a bunch of excess data. Since you need to access multiple components (servers, databases, network infrastructure, applications, etc.) Let’s blast off and turn that cosmic trash into treasure!

Best Practices 249

Best Practices Analytics Infrastructure Network 249

Testlodge

NOVEMBER 1, 2021

For example, it’s usual for software to have been designed with a specific use in mind, but the user doesn’t always understand the same way as the developers and testers. ” Destructive testing is a method that uses the system in a way other than intended to make the software program deliberately fail. Automated Tools.

Systems 81

Systems Testing Software Software 81

Dynatrace

MARCH 20, 2024

External dependencies Many applications rely on external services, such as databases, APIs, or third-party services. For instance, deploying a new version of a web application that introduces inefficient database queries could lead to increased response times and decreased user satisfaction.

Open Source 272

Open Source Hardware DevOps Infrastructure 272

The Morning Paper

JUNE 16, 2019

Towards multiverse databases Marzoev et al., The central idea behind multiverse databases is to push the data access and privacy rules into the database itself. With multiverse databases, each user sees a consistent “parallel universe” database containing only the data that user is allowed to see.

Database 90

Database Cache Benchmarking Efficiency 90

Percona

SEPTEMBER 1, 2023

MySQL performance tuning offers several significant advantages for effective database management and optimization. Enhanced Database Efficiency By adjusting configuration settings, you can markedly enhance the overall efficiency of your MySQL database. Experiencing database performance issues?

Tuning 52

Tuning Database Performance Hardware 52

The Morning Paper

DECEMBER 5, 2019

Benchmarking spreadsheet systems Rahman et al., Increasingly we’re dealing with larger and larger datasets — for example, data imported via csv files — and spreadsheets are creaking. They often freeze during computation, and are unable to import datasets well below the size limits posed by current spreadsheet systems.

Benchmarking 56

Benchmarking Systems Google Scalability 56

Dynatrace

MAY 19, 2022

Every organization’s goal is to keep its systems available and resilient to support business demands. Lastly, error budgets, as the difference between a current state and the target, represent the maximum amount of time a system can fail per the contractual agreement without repercussions. Example 1: Architecture boundaries.

Automotive 274

Automotive Latency Architecture Azure 274

High Scalability

JANUARY 11, 2022

The streaming data store makes the system extensible to support other use-cases (e.g. System Components. The system will comprise of several micro-services each performing a separate task. The system will comprise of several micro-services each performing a separate task. Sample Queries supported by Graph Database.

Design 334

Design Media Storage Logistics 334

Dynatrace

FEBRUARY 1, 2024

But organizations must also be aware of the pitfalls of AI: security and compliance risks, biases, misinformation, and lack of insight into critical metrics (including availability, code development, infrastructure, databases, and more). In this example, there is a suspicious increase in scripting events.

Artificial Intelligence 191

Artificial Intelligence Analytics Efficiency Database 191

SQL Performance

APRIL 15, 2020

SQL Server has always provided the ability to capture actual queries in an easily-consumable rowset format – first with legacy SQL Server Profiler, later via Extended Events, and now with a combination of those two concepts in Azure SQL Database. ALTER EVENT SESSION [ ADS_Standard_Azure ] ON DATABASE. DROP EVENT sqlserver.

Azure 96

Azure Database Tuning Network 96

All Things Distributed

AUGUST 30, 2013

Much of the fundamental work has been done in the late eighties and early nineties, for examples around topological relations (disjoint, meet, equal, overlap, contains, etc.), In 1994 Ralf Güting wrote an overview of the state of the art for a regular databases audience in a special issue on Spatial Database Systems of the VLDB Journal.

Database 90

Database Systems 90

Dynatrace

FEBRUARY 1, 2024

The complex interconnections in cloud-based systems make it crucial to always have a topological overview to understand dependencies. Any problem, such as a simple software update overburdening a critical database, can cause a ripple effect that degrades the performance of dependent services or applications.

Infrastructure 186

Infrastructure Metrics Network Monitoring 186

HammerDB

JULY 14, 2021

However, as the two databases diverged from a shared common codebase, this presented a challenge in that it was not possible to modify the workload for MySQL or MariaDB without also changing the other. Checking database library for MariaDB Error: failed to load mariatcl - couldn't load file "/home/HammerDB-4.2/lib/mariatcl0.1/libmariatcl0.1.so":

Testing 57

Testing C++ Virtualization Tuning 57

Dynatrace

AUGUST 28, 2023

Let’s shift our focus to the backend systems and business processes, the behind-the-scenes heroes of end-to-end customer experience. Solutions such as inventory management, order management, and delivery optimization can introduce new challenges: System integration. Technology to the rescue? Multi-channel logistics.

Retail 208

Retail Logistics Innovation Analytics 208

Dynatrace

OCTOBER 13, 2021

Vulnerability assessment is the process of identifying, quantifying, and prioritizing the cybersecurity vulnerabilities in a given IT system. The goal of an assessment is to locate weaknesses that can be exploited to compromise systems. NMAP is an example of a well-known open-source network scanner. Analyze findings.

Infrastructure 174

Infrastructure Open Source Virtualization Operating System 174

Dynatrace

DECEMBER 12, 2021

The National Vulnerability Database describes the exploit here. In summary, the Log4Shell exploit allows an attacker to instruct the vulnerable system to download, and subsequently execute, a malicious command. Sensitive Data Access – Do the vulnerable Java processes access critical databases or file systems in the environment?

Java 242

Java Internet Internet Database 242

Scalegrid

JANUARY 25, 2024

Redis® is an in-memory database that provides blazingly fast performance. This makes it a compelling alternative to disk-based databases when performance is a concern. Redis returns a big list of database metrics when you run the info command on the Redis shell. This blog post lists the important database metrics to monitor.

Metrics 130

Metrics Monitoring Latency Cache 130

Dynatrace

MAY 27, 2022

As a result, many IT teams are turning to artificial intelligence for IT operations (AIOps) , which integrates AI into operations to automate systems across the development lifecycle. An example of the self-healing web. For example, a typical use case involves a web server running an analytics and reporting system.

Artificial Intelligence 192

Artificial Intelligence Innovation Servers Database 192

Dynatrace

DECEMBER 18, 2023

For busy site reliability engineers, ensuring system reliability, scalability, and overall health is an imperative that’s getting harder to achieve in ever-expanding, cloud-native, container-based environments. To set the stage, let’s have a quick recap of what Prometheus is and what it does. What is Prometheus?

Metrics 182

Metrics Engineering Energy Tuning 182

Scalegrid

NOVEMBER 23, 2023

Imagine a world where your PostgreSQL® database connections are seamless and secure. Key Takeaways Understanding PostgreSQL hostname is essential for successful database connections. Understanding the PostgreSQL Hostname Hostname is a key factor for the effective management of PostgreSQL databases and providing secure access.

Database 130

Database Servers Storage Network 130

DZone

MAY 19, 2023

Examples of logs include business logs (such as user activity logs) and Operation and Maintenance logs of servers, databases, and network or IoT devices. On the one hand, they provide system risk alerts and help engineers quickly locate root causes in troubleshooting. Logs often take up the majority of a company's data assets.

IoT 130

IoT Analytics Network Database 130

Scalegrid

JANUARY 19, 2024

When a MongoDB rollback happens, it can cause trouble to your data integrity and system consistency. For example, memory-resident databases without persistent disks, such as Redis cluster setups or Apache Spark installations, rely on stand-alone machines.

Database 130

Database Network Servers Monitoring 130

The Netflix TechBlog

JUNE 12, 2023

To be a client systems engineer is to take joy in small endpoint automations that make your fellow employees’ day a little better. Relatively few authorization plugins are broadly used within the Mac admin community, but one popular example is the Crypt agent. We call this new tool Escrow Buddy.

Open Source 194

Open Source Database Servers Storage 194

Dynatrace

AUGUST 18, 2022

Whether deployment of a new system, a new release, or a rolling patch update, I wanted it done consistently and successfully every time. For example, the old hand-crank cars from the early 1900s gave way to the electric starter, then more recently, to remote starters, which enabled users to pre-heat and cool their vehicles.

Games 296

Games Monitoring Infrastructure DevOps 296