Dynatrace

MARCH 18, 2024

For example, Amazon Web Services (AWS) charges for data transfer between Amazon EC2 instances within the same region. For example, poorly written code can consume a lot of resources, or an application can make unnecessary calls to cloud services. They can send a notification saying, “This server is oversized.”

Best Practices 232

Best Practices Strategy Cloud AWS 232

KeyCDN

FEBRUARY 13, 2020

Push Zones are now seamlessly supporting Image Processing ! This allows global image hosting without having the images hosted on another origin server. The complete feature set of Image Processing is now also available for Push Zones. No commitment: Scale up and down anytime and only pay for the images processed.

Processing 78

Processing Storage Latency Servers 78

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

FEBRUARY 16, 2023

To make the process more secure, they considered removing the local keyring_file after MySQL started. We can verify that through the following example: We started MySQL with the configuration of “ early-plugin-load=keyring_file.so I wondered, does that mean ChatGPT is ready to replace MySQL DBAs, too? Let me show you why.

Database 116

Database Servers Engineering Testing 116

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. Setting up curl (7.74.0-1.3+deb11u7).

Servers 83

Servers C++ Database Systems 83

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 206

Java Servers Code Software 206

Dynatrace

NOVEMBER 30, 2023

In the past, I tried to understand where in the page-loading process was the majority of time spent. When we look at the combined tests above, the average server-side response time (measured as first byte time, or the amount of time it takes to get the first packet of data in response to a request) is 397 milliseconds.

Retail 221

Retail Social Media Performance Benchmarking 221

SQL Server According to Bob

JULY 17, 2018

When starting SQL Server on Linux why are there two (2) sqlservr processes? systemctl status mssql-server mssql-server.service – Microsoft SQL Server Database Engine … CGroup: /system.slice/mssql-server.service ??85829 The parent process handles basic configuration activities and then forks the child process.

Servers 40

Servers Processing Software Engineering Traffic 40

Brendan Gregg

JANUARY 1, 2019

What is an example of eBPF tracing? This eBPF-based tool shows completed TCP sessions, with their process ID (PID) and command name (COMM), sent and received bytes (TX_KB, RX_KB), and duration in milliseconds (MS): # tcplife. For example, it does not trace every packet like older techniques, which can add too much performance overhead.

C++ 111

C++ Virtualization Programming Code 111

DZone

FEBRUARY 17, 2023

For example, have you ever noticed that, on Slack, you have your own URL “yourcompanyname.slack.com?” Most people think that, in the background, they created a particular environment for each organization—application or codebase—and believe that Slack customers have their own server/app environment.

AWS 273

AWS Architecture Cloud Servers 273

Percona

JUNE 1, 2023

In this case, we will be analyzing the migration of MariaDB to Percona Server for MySQL 8 in particular. the same does not happen with MariaDB, which from a specific version, we could say in some way, distanced itself from MySQL and Percona Server for MySQL. Upload that dump to the Percona Server for MySQL using myloader.

Servers 72

Servers Database Testing Open Source 72

Dynatrace

JANUARY 29, 2024

Closed-loop remediation is an IT operations process that detects issues or incidents, takes corrective actions, and verifies that the remediation action was successful. How closed-loop remediation works Closed-loop remediation uses a multi-step process that goes beyond simple problem remediation.

Best Practices 192

Best Practices DevOps Energy Innovation 192

Dynatrace

MAY 27, 2022

At Dynatrace Perform 2022 , David Walker, a Lockheed Martin Fellow, and William Swofford, a full-stack engineer at Lockheed Martin, discuss how to create a self-diagnosing and self-healing IT server environment using this AIOps combination for auto-baselining, auto-remediation, monitoring as code, and more. An example of the self-healing web.

Artificial Intelligence 187

Artificial Intelligence Innovation Servers Database 187

The Netflix TechBlog

MAY 4, 2023

Traffic Duplication and Correlation: The initial step requires the implementation of a mechanism to clone and fork production traffic to the newly established pathway, along with a process to record and correlate responses from the original and alternative routes. We will examine these alternatives in the upcoming sections.

Traffic 339

Traffic Latency Tuning Systems 339

Scalegrid

DECEMBER 14, 2023

On an abstract level, whenever you use MongoClient to connect, send, or receive a request, it internally uses predefined timeout options to decide how long the application will wait for an initial connection establishment or the response from the server for your request.

Java 130

Java Network Servers Database 130

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

Dynatrace

JUNE 5, 2023

With its ability to handle SSL offloading, distribute traffic across multiple servers, and provide security features like DDoS protection, application firewall, and SSL VPN, organizations of all sizes rely on F5 BIG-IP LTM to improve application performance, availability, and security. Example F5 overview dashboard.

Traffic 194

Traffic Virtualization Metrics Monitoring 194

DZone

JANUARY 31, 2024

SIEM platforms streamline incident response processes, allowing security teams to respond quickly and effectively to security incidents. For example, in big organizations, the Linux logs may be around 10 billion, and firewall logs may be around five billion per day.

Storage 136

Storage Data Engineering Network Infrastructure 136

SQL Server According to Bob

SEPTEMBER 9, 2019

Previous posts have discussed partitioning, for example, a partitioned memory object [link] and how a latch maintains the desired access (exclusive, shared, …) [link]. For example: When ‘use database’ takes place the session acquires a shared lock on database. Bob Dorr – Principal Software Engineer SQL Server.

Servers 103

Servers Database Scalability Tuning 103

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. Evaluating factors like hit rate, which assesses cache efficiency level, or tracking key evictions from the cache are also essential elements during the Redis monitoring process.

Metrics 130

Metrics Monitoring Latency Cache 130

SQL Performance

APRIL 5, 2022

Examples of reasons why log records may be required include: There’s a long-running transaction the log records are part of, so they cannot be released until the transaction has committed or has finished rolling back. Our example scenario is shown in Figure 1 below. A log backup hasn’t yet backed up those log records.

Servers 55

Servers Database Virtualization Processing 55

Dynatrace

APRIL 14, 2022

Further, the report lists Tomcat as the most popular Java application server. In the example below, we have a simple DemoObject class that contains a string attribute message. Figure 2: Spring Controller that maps the DemoObject to requests received at the server. 2 Set the prefix and suffix of the file to store it on a server.

Java 216

Java Servers Code Open Source 216

High Scalability

JANUARY 11, 2022

When the server receives a request for an action (post, like etc.) There are two major processes which gets executed when a user posts a photo on Instagram. We don’t pre-compute feeds for celebrity users (have 1M+ followers) as the process to fan-out the feeds to all the followers will be extremely compute and I/O intensive.

Design 334

Design Media Storage Logistics 334

Dynatrace

MAY 17, 2023

To ensure high standards, it’s essential that your organization establish automated validations in an early phase of the software development process—ideally when code is written. How Dynatrace uses Site Reliability Guardian In each of these Dynatrace examples, insight is made in a production-like environment.

DevOps 187

DevOps Traffic Latency Best Practices 187

Dynatrace

DECEMBER 27, 2022

When organizations implement SLOs, they can improve software development processes and application performance. Stable, well-calibrated SLOs pave the way for teams to automate additional processes and testing throughout the software delivery lifecycle. Instead, they can ensure that services comport with the pre-established benchmarks.

Software 263

Software Software Benchmarking Latency 263

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. With direct, actionable insights, prepare to navigate the complexities of rollbacks with confidence.

Database 130

Database Network Servers Monitoring 130

SQL Performance

SEPTEMBER 29, 2021

A common requirement in ETL and various reporting scenarios is to quietly load a SQL Server staging table in the background, so users querying the data aren’t impacted by the writes and vice-versa. Simplified Example of a Staging Table: A Farmer’s Market Analogy. Refreshing Tables in SQL Server. Schema Transfer.

Servers 55

Servers Games Database Processing 55

Dynatrace

FEBRUARY 27, 2024

Organizations can also drill deeper to discover what’s happening on the server side. “Dynatrace PurePath can trace hop to hop what went on in a user interaction to give a highly sophisticated root-cause analysis,” Chandler noted. We can connect the root cause to the process owner.”

Best Practices 235

Best Practices Metrics AWS Innovation 235

Randon ASCII

FEBRUARY 11, 2018

Zombies probably won’t consume 32 GB of your memory like they did to me, but zombie processes do exist, and I can help you find them and make sure that developers fix them. In the example below task manager shows 49.8 He’d even written a tool that would dump a list of zombie processes – their names and counts. Mystery solved!

Processing 72

Processing Programming Code Cache 72

Brendan Gregg

DECEMBER 31, 2018

What is an example of eBPF tracing? This eBPF-based tool shows completed TCP sessions, with their process ID (PID) and command name (COMM), sent and received bytes (TX_KB, RX_KB), and duration in milliseconds (MS): # tcplife. For example, it does not trace every packet like older techniques, which can add too much performance overhead.

C++ 52

C++ Virtualization Programming Code 52

Dynatrace

MAY 19, 2022

However, many teams struggle with knowing which ones to use and how to incorporate them into the processes. Below, several Dynatrace customers shared their SLO management journey and discussed the resulting dashboards they rely on daily to manage their mission-critical business processes and applications. What are SLOs? Saturation.

Automotive 270

Automotive Latency Architecture Azure 270

The Netflix TechBlog

MARCH 5, 2024

That’s particularly true of our GRPC clients and servers, where request cancellations due to timeouts interact with reliability features such as retries, hedging and fallbacks. Reference processing is also only performed in major collections with ZGC.

Latency 228

Latency Java Tuning Efficiency 228

Dynatrace

MARCH 22, 2023

This method involves providing the lowest level of access by default, deleting inactive accounts, and auditing server activity. Security misconfiguration Security misconfiguration covers the basic security checks every software development process should include. For this situation, teams should adopt a least-privileged approach.

Open Source 198

Open Source Artificial Intelligence Internet Internet 198

Dynatrace

JULY 1, 2020

Understanding the SAPGUI user experience enables more productivity for those users heavily involved in mission-critical revenue impacting or business processes, by quickly solving problems impacted by system performance. . F or example dashboarding, SAPGUI user experience anal ytic s , and problem detection. . Problem Card.

Database 243

Database Servers Monitoring Code 243

Dynatrace

AUGUST 18, 2022

For example, an attacker could exploit a misconfigured firewall rule to gain access to servers on your network. For example, you can detect traffic from outside your network going to a server that normally receives traffic from internal servers. The vulnerability management process. Timely detection.

Traffic 164

Traffic Java Network DevOps 164

Dynatrace

DECEMBER 12, 2021

This means that an attacker with control over a string that gets passed to the log4j 2 logger can trick the application into requesting a resource from a server under the attacker’s control, then load it, and then execute it. Sensitive Data Access – Do the vulnerable Java processes access critical databases or file systems in the environment?

Java 240

Java Internet Internet Database 240

The Netflix TechBlog

JUNE 12, 2023

Relatively few authorization plugins are broadly used within the Mac admin community, but one popular example is the Crypt agent. In its typical configuration the Crypt agent enforces FileVault upon login and escrows the resulting recovery key to a corresponding Crypt server.

Open Source 194

Open Source Database Servers Storage 194