DZone

NOVEMBER 15, 2022

Ransomware attacks on on-premises Exchange Servers are quite common as they store sensitive and confidential information and business data. The attackers often exploit vulnerabilities to gain access to the organization's network and steal or encrypt data for ransom.

Strategy 109

Strategy Servers Network 109

DZone

OCTOBER 26, 2023

My first encounter with this monitoring system was in 2014 when I joined a project where Zabbix was already in use for monitoring network devices (routers, switches). Back then, it was version 2.2, and it had a somewhat challenging web interface, even for that time.

Monitoring 268

Monitoring Systems DevOps Virtualization 268

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

Scalegrid

DECEMBER 14, 2023

MongoDB drivers provide several options for Mongo clients to handle different network timeout errors that may occur during usage. Typical applications are interacting with different database servers based on the business logic. Primarily there are three kinds: Server selection timeout, Connection Timeout, and Socket Timeout.

Java 130

Java Network Servers Database 130

DZone

AUGUST 16, 2023

Reduced server load: By serving cached content, the load on the server is reduced, allowing it to handle more requests and improving overall scalability. Bandwidth optimization: Caching reduces the amount of data transferred over the network, minimizing bandwidth usage and improving efficiency.

Cache 246

Cache Scalability Performance Latency 246

DZone

JUNE 6, 2023

When building an IoT-based service, we need to implement a messaging mechanism that transmits data collected by the IoT devices to a hub or a server. When dealing with IoT, one of the first things that come to mind is the limited processing, networking, and storage capabilities these devices operate with.

IoT 293

IoT Tuning Storage Network 293

DZone

AUGUST 2, 2022

A significant feature of Chronicle Queue Enterprise is support for TCP replication across multiple servers to ensure the high availability of application infrastructure. This is the first time I have benchmarked it with a realistic example.

Latency 275

Latency Benchmarking Network Infrastructure 275

DZone

APRIL 30, 2020

I needed basic information on RAM, CPU, Disk, Networking, and I/O to assess the performance bottleneck for the serve. Run your own Video Conference Service with Jitsi , I started looking for a reliable solution to monitor my instance that runs Jitsi. I was familiar with the tools I used in the past, like Cacti , Nagios , and Zabbix.

Monitoring 159

Monitoring Servers Hardware Open Source 159

Dynatrace

MARCH 15, 2024

Getting insights into the health and disruptions of your networking or infrastructure is fundamental to enterprise observability. Syslog is a protocol with clear specifications that require a dedicated syslog server. Refer to F5 BIG-IP documentation for detailed and up-to-date instructions regarding remote Syslog configuration.

Open Source 196

Open Source Infrastructure Network Government 196

DZone

JANUARY 23, 2022

Datacenter - data center failure where the whole DC could become unavailable due to power failure, network connectivity failure, environmental catastrophe, etc. Redundancy in power, network, cooling systems, and possibly everything else relevant. Monitor the servers on various parameters and build redundancy.

Hardware 243

Hardware DevOps Network Storage 243

DZone

MAY 9, 2023

Mutual Transport Layer Security (mTLS) is a cryptographic protocol designed to authenticate two parties and secure their communication in the network. mTLS protocol is an extension of TLS protocol where both the parties- web client and web server- are authenticated. The primary aim of mTLS is to achieve the following:

Transportation 285

Transportation Network Servers Design 285

Scalegrid

AUGUST 22, 2019

Standby Server Tests. Reboot the server. patronictl list did not display this server. Master/Primary Server Tests. Reboot the server. Failover happened and one of the standby servers was elected as the new master after obtaining the lock. Network Isolation Tests. Test Scenario. Observation.

Availability 277

Availability Servers Network Open Source 277

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 228

Best Practices Strategy Cloud AWS 228

DZone

APRIL 21, 2023

In this example, we provide authentication to internal users (who are logged in in the customer network) and external users (from the internet) who may be third-party collaborators such as carriers, partners, etc. In this article, I explain how to provide Okta authentication to your web application hosted on a JBoss EAP 6.4.x

Internet 238

Internet Internet Network Servers 238

The Polyglot Developer

FEBRUARY 5, 2016

I’m currently using the faster model as a RetroPie which I’ll discuss in a future article, but for the older models I have them doing server stuff. For example, I have my 256MB model acting as a network backup server that one of my computers automatically uploads to.

Network 56

Network Servers Development 56

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

DZone

SEPTEMBER 26, 2023

Since you need to access multiple components (servers, databases, network infrastructure, applications, etc.) If your environment is like many others, it can often seem like your systems produce logs filled with a bunch of excess data.

Best Practices 249

Best Practices Analytics Infrastructure Network 249

DZone

MAY 16, 2023

Virtualization is a technology that can create servers, storage devices, and networks all in virtual space. Devices connect to a virtual network to share data and resources. One area that virtualization technology is making a huge impact is the security sector. How Is Virtualization Technology Used?

Virtualization 183

Virtualization Hardware Storage Network 183

Dynatrace

JUNE 5, 2023

The F5 BIG-IP Local Traffic Manager (LTM) is an application delivery controller (ADC) that ensures the availability, security, and optimal performance of network traffic flows. The LTM pool members represent your application and web servers, which can be effortlessly monitored with OneAgent ®.

Traffic 190

Traffic Virtualization Metrics Monitoring 190

Dynatrace

MARCH 14, 2023

Dynatrace provides server metrics monitoring in under five minutes, showing servers’ CPU, memory, and network health metrics all the way through to the process level, with no manual configuration necessary. AL2023 is supported by Dynatrace on day one and has been thoroughly tested by our installations team.

AWS 278

AWS Lambda Serverless Virtualization 278

DZone

OCTOBER 25, 2023

eBPF has been running in production for over half a decade at an internet scale on millions of servers. eBPF use cases range from observability, networking, security, tracing, and profiling. TLDR eBPF is a mechanism that makes the kernel dynamically programmable without modifying the source code.

Internet 195

Internet Internet Programming Network 195

Dynatrace

DECEMBER 15, 2022

Besides the traditional system hardware, storage, routers, and software, ITOps also includes virtual components of the network and cloud infrastructure. A network administrator sets up a network, manages virtual private networks (VPNs), creates and authorizes user profiles, allows secure access, and identifies and solves network issues.

Artificial Intelligence 198

Artificial Intelligence DevOps Hardware Virtualization 198

Dynatrace

OCTOBER 23, 2023

Firstly, managing virtual networks can be complex as networking in a virtual environment differs significantly from traditional networking. Determining the root cause of these issues can be difficult when the underlying “hardware” is a virtualization software stack rather than a bare-metal server.

Efficiency 210

Efficiency Virtualization Hardware Performance 210

SQL Shack

SEPTEMBER 23, 2020

In this 26th article for SQL Server Always On Availability Groups series, we will discuss the process to suspend and resume data movements between AG replicas.

Availability 104

Availability Servers Network Processing 104

DZone

MAY 10, 2023

Content Delivery Network (CDN) is not a new technology. CDN stands for content delivery network. It’s a network of geographically distributed servers and data centers designed to deliver higher performance and high availability of internet content. In fact, it has been around for many years. What Is a CDN?

Internet 161

Internet Internet Network Website 161

Scalegrid

JANUARY 19, 2024

Key Takeaways Rollbacks in MongoDB are triggered by disruptions in the replication process due to primary node crashes, network partitions, or other failures, which can lead to substantial data loss and inconsistencies. This failure in replication could happen due to crashes, network partitions, or other situations where failover occurs.

Database 130

Database Network Servers Monitoring 130

DZone

MARCH 2, 2023

Not only has near-infinitely scalable cloud storage reduced the burden of storing large video files, but CDNs (content delivery networks) deployed by video streaming and social media giants in this timeframe have all but eliminated those slow server-to-client buffering times, which initially plagued the user experience.

Social Media 269

Social Media Java Traffic Internet 269

DZone

JANUARY 31, 2024

Key Components in SIEM Log Collection: SEIM systems collect and aggregate log data from Various sources across an organization’s network, including servers, endpoints, firewalls, applications, and other devices.

Storage 136

Storage Data Engineering Network Infrastructure 136

Dynatrace

FEBRUARY 2, 2022

Additional benefits of Dynatrace SaaS on Azure include: No infrastructure investment : Dynatrace manages the infrastructure for you, including automatic visibility, problem detection, and smart alerting across virtual networks, virtual infrastructure, and container orchestration.

Azure 319

Azure Availability Hardware Innovation 319

DZone

MARCH 20, 2024

It allows physical servers to serve as hypervisor hosting machines ( VMs ). Embedded within the Linux kernel, KVM empowers the creation of VMs with their virtualized hardware components, such as CPUs, memory, storage, and network cards, essentially mimicking a machine.

Virtualization 117

Virtualization Hardware Open Source Storage 117

Scalegrid

FEBRUARY 15, 2024

Each section is crafted to elevate your database’s security protocol, from acquiring the necessary SSL certificates to configuring server and client connections. Preparing SSL Certificates for MongoDB The SSL certificates are necessary for our MongoDB server to establish secure SSL/TLS communications.

Servers 130

Servers Best Practices Government Network 130

SQL Shack

JULY 13, 2020

In this series for SQL Server Always On availability groups, we are covering end to end configurations for SQL Server 2019 on Windows Server 2016. In the article, A comprehensive guide to SQL Server Always On Availability Groups on Windows Server 2016, we configured three virtual machines with their networking configurations.

Availability 77

Availability Servers Virtualization Network 77

Smashing Magazine

OCTOBER 29, 2018

Measuring Performance With Server Timing. Measuring Performance With Server Timing. That issue is slow server response times. There’s very little browser optimisations can do to improve a page that is simply slow to build on the server. Encompassed in that wait time is everything the server needs to do to build the page.

Servers 87

Servers Performance Metrics Database 87

The Polyglot Developer

MAY 22, 2017

It is often easier or better to use standard TCP network sockets as an alternative. For example, if you’re developing an online video game, it will likely communicate to the server using TCP sockets rather than websockets. The post Using Network Sockets With The Go Programming Language appeared first on The Polyglot Developer.

Programming 65

Programming Network Games Servers 65

Dynatrace

APRIL 2, 2020

For two decades, Dynatrace NAM—Network Application Monitoring, formerly known as DC RUM—has been successfully monitoring the user experience of our customers’ enterprise applications. SNMP managed the costs of network links well, but not the sources of those costs (i.e., Dynatrace news. Performance has always mattered.

Network 165

Network Traffic Monitoring Java 165

Dynatrace

NOVEMBER 6, 2023

But there’s more than just a need for minimizing resource (CPU, memory, storage) and network (bandwidth) consumption for observability at the edge. Moreover, edge environments can be highly dynamic, with devices frequently joining and leaving the network. Data is integrated seamlessly with Kubernetes topology.

Retail 255

Retail Analytics Storage Cloud 255

Scalegrid

NOVEMBER 23, 2023

Configure the PostgreSQL hostname by editing configuration files and restarting the server, with secure storage of connection details to enhance security. It represents either an IP address or domain name of the server, where one can find those databases located. What is a Hostname in PostgreSQL?

Database 130

Database Servers Storage Network 130