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Plesk Obsidian 18.0.81 and separate extensions introduce new hosting features. Update 2 is the current patch version; for providers, the component version, platform, and controlled rollout are important.
Apache HTTP Server 2.6 is not yet available as a stable release. This article provides an overview of the development branch and highlights which configurations, modules, log pipelines, and TLS setups teams should already be testing specifically.
NGINX Unit was capable of executing PHP directly; however, due to its legacy status, it is not generally recommended for new PHP hosting platforms. The comparison highlights the architecture, process models, and recommended steps for existing installations.
MariaDB 12.0 introduces new optimizer, audit, replication, and security features. For hosting platforms, however, a controlled update path is of paramount importance: the release model, package version, configuration, applications, and fallback must all be compatible.
Redis 8 integrates previous stack components and expands the range of features for search, time series, and vectors. For hosting providers, however, the target version, ACLs, resource planning, the upgrade process, and license selection are equally important.
Redis Lua scripts combine reading, checking, and writing into a single, isolated server operation. This article explains KEYS and ARGV, EVAL and functions, cluster limits, error handling, and safe patterns for limits and reservations.
Here's how to configure the NGINX resolver for dynamic backends: DNS TTL, valid, resolver_timeout, variable proxy_pass targets, and dynamic upstreams are clearly separated from one another.
procfs provides direct insight into the running Linux kernel. This guide explains important files under /proc, categorizes counters and snapshots, and outlines safe diagnostic paths for load, memory, processes, I/O, and sysctl parameters.
The Redis replication backlog maintains a limited subset of the replication stream. After brief connection interruptions, it often allows for a PSYNC instead of a full resync, but it is not a substitute for persistent data storage or a well-designed high-availability strategy.
Optimizing the MariaDB Thread Cache: How to Reduce Overhead, Measure `Threads_created`, and Improve Performance with Many Connections.
Learn how to optimally configure NGINX upstream keepalive in the nginx upstream block to significantly improve the performance of your reverse proxy.
Learn how to optimize Redis key expiration performance using appropriate TTL strategies, eviction policies, and targeted monitoring, and keep your cache stable. Focus: Redis Key Expiration.
Optimizing MariaDB Adaptive Flushing with InnoDB tuning, I/O capacity, and practical tips for stable performance.
Understanding the Apache Event Queue: Learn how the Event MPM improves the performance of your Apache web server and why the Event architecture with Event MPM is ideal for modern hosting environments.
Understand CloudLinux Resource Usage Reports, analyze lve reports, and improve hosting monitoring.
A Practical Guide to Redis Expire Strategies in Large Cache Systems: Learn how to combine TTLs, invalidation, eviction policies, and anti-stampede techniques to sustainably improve your cache strategy and Redis optimization.
Learn how to optimally configure MariaDB flush methods and `innodb_flush` using `O_DIRECT`, `fsync`, and `innodb_flush_log_at_trx_commit`. This guide provides practical database tuning tips for HDD, SSD, and cloud environments, with a focus on performance and data security.
Learn how to use Plesk Event Handler for Plesk automation in hosting administration to automate recurring tasks and manage your servers more efficiently.
Learn how to use Redis connection pooling in PHP applications to reduce latency with phpredis, optimize the hosting cache, and sustainably improve performance.
How to Read CloudLinux MySQL Governor Reports Correctly: Understanding Limits, Identifying Load, and Targeting Performance Issues.
Discover how the Apache Scoreboard can help you analyze your web server: Learn how to set up mod_status, interpret the Scoreboard icons, and use Apache monitoring to optimize server utilization.
Learn how to correctly interpret Linux vmstat to identify CPU, memory, and I/O bottlenecks and optimize your performance analysis using the keyword “vmstat linux.”.
Learn how to analyze the Redis replication offset to identify replication lag in your Redis replication setup and ensure data consistency across the cluster.
MariaDB Page Cleaner Threads Explained: The page cleaner in MariaDB InnoDB affects dirty pages and database performance.
Learn how to optimize NGINX keepalive requests to significantly boost your web server's performance. With practical settings for keepalive_timeout, keepalive_requests, upstream keepalive, and worker tuning—including a focus on NGINX keepalive as a key tuning parameter.
Learn how to avoid MariaDB performance regression after a `mariadb update` and ensure stable, fast databases through targeted database tuning.
Learn how to optimally configure Apache mod_http2 to maximize your HTTP/2 performance and efficiently serve more concurrent users through targeted Apache tuning.
Discover how to visualize pressure stall information using Linux Psi and Grafana, accurately measure resource pressure, and optimize hosting environments.
Learn how to use the Redis slow log effectively to identify slow queries and sustainably optimize Redis performance through structured Redis monitoring.
Learn how to use the MariaDB Query Response Time plugin for precise database monitoring, analyze query times, and identify performance issues early on.
Practical Guide: How to Correctly Use nginx Cache Purge and FastCGI Cache to Achieve Secure Cache Invalidation for WordPress and PHP Sites.
Identify WordPress bottlenecks with CloudLinux XRay: Analyze plugins, queries, and external requests in detail to improve performance.
Learn how to use the Plesk Repair Toolkit and the „plesk repair“ command to automatically fix errors and make your Plesk administration more stable. Focus: Plesk Repair Toolkit.
Learn how to correctly interpret the Redis INFO command. This article explains all the key sections of `redis info` and shows you how to derive metrics for professional Redis monitoring and reliable Redis statistics from it.
Learn how to use the MariaDB Optimizer Trace to analyze and optimize complex SQL queries. This article explains how to enable the optimizer trace, its JSON structure, and how to interpret it to improve performance.
nginx microcache speeds up WordPress with short cache times, reduces server load, and improves hosting performance.
MariaDB Binary Logs Explained: A Clear Summary of Their Structure, Usage, Replication, and Performance.
Learn how to correctly interpret the Redis memory fragmentation ratio, identify normal and critical ranges, and keep your Redis memory efficient and stable through targeted Redis tuning.
Discover how you can use MariaDB Page Compression to reduce the storage requirements of large InnoDB tables and optimize database storage—without significant performance losses.
Learn how to use NGINX rate limiting to protect your website from bot traffic and attacks, thereby enhancing web server security. Includes practical examples and best practices.
Linux PSI (Pressure Stall Information) shows you how much the CPU, memory, and I/O are slowing down your system. Learn how to enable PSI and use it for precise performance monitoring.
Learn how Redis Streams enable modern messaging without the need for additional queue systems and make your Redis messaging more efficient.
Discover how MariaDB Instant ADD COLUMN enables schema changes without downtime thanks to the INSTANT algorithm and is revolutionizing database administration with MariaDB online DDL.
Learn how to use systemd resource control and cgroup management to specifically limit CPU, RAM, and I/O for Linux services and run more stable systems.
Discover how to use Redis keyspace notifications in hosting for intelligent cache invalidation, efficient cache monitoring, and event-driven architectures. Focus on configuring Redis events and best practices.
Learn how to use MariaDB buffer pool instances on multi-core systems to achieve targeted MariaDB tuning and effective database optimization.
Learn how to optimize the Apache KeepAlive timeout and boost your server's performance through targeted configuration. This guide explains the focus keyword "apache keepalive timeout" in detail.
NGINX Proxy Buffering Explained: How to Optimize Performance, Memory Usage, and Reverse Proxy Tuning in Practice.
MariaDB Undo Logs Explained: InnoDB Internals, Rollback, MVCC, and Admin Tips for Performance and Stability.
Learn how MySQL histograms provide the optimizer with accurate optimizer statistics, enable better query plans, and significantly improve your SQL tuning without requiring additional indexes.
Learn how to use MySQL EXPLAIN ANALYZE to understand execution plans and optimize your SQL queries using the keyword "mysql explain analyze.".
Learn how to properly evaluate the PHP-FPM slowlog and analyze slow requests in detail. With this guide, you can specifically optimize the performance of your PHP application—the perfect introduction to efficient PHP debugging.
Learn how to use the PHP Realpath Cache strategically to boost your PHP performance and reduce file system accesses. Focus on configuration and best practices.
Learn how to identify PHP OPcache fragmentation, resolve it through monitoring and configuration, and optimize your applications' performance with targeted PHP tuning. Focus: PHP OPcache fragmentation in professional hosting environments.
To configure your cache optimally, you should understand how Redis eviction works with Redis LFU and Redis LRU—this article provides a direct comparison and helps you choose the right policy.
Discover how Redis Active Defragmentation reduces memory fragmentation and ensures sustainable Redis memory optimization—including practical tips and best practices.
Redis Lazy Free reduces blocking and improves performance through asynchronous memory release in the background.
Learn how the InnoDB double-write buffer protects your data from torn pages, what performance overhead it causes, and which tuning strategies are effective for InnoDB performance. Focus: The double-write buffer in practical MariaDB tuning.
Learn how the MariaDB query optimizer works internally, how to analyze the SQL execution plan using EXPLAIN, and how to implement practical database tuning—including tips for high-performance web applications.
Learn how the MariaDB Adaptive Hash Index works, what its advantages and disadvantages are, and how you can use it strategically as part of InnoDB tuning to optimize MariaDB performance. Focus keyword: adaptive hash index.
A Practical Guide to Configuring NGINX's `sendfile` and `tcp_nopush` for Maximum Performance When Serving Static Files and Large Downloads.
Configure the NGINX Open File Cache correctly and boost your server's performance with the best settings.
Discover how SO_REUSEPORT improves your web server's performance in Linux. Learn how this socket option works and how to use it in Nginx and other services.
Learn how to correctly interpret CloudLinux health checks for CPU, RAM, I/O, and processes, and how to optimally integrate the focus keyword "CloudLinux health check" into your monitoring.
Prometheus Alertmanager for Hosting: Route and group alerts cleanly, and manage them efficiently in monitoring.
Learn how to correctly install the Node Exporter for Prometheus on Linux, configure it securely, and optimize it for professional server monitoring.
Redis monitoring with Prometheus and Grafana for greater visibility into cache, memory, latency, and performance. Ideal for production environments.
A practical guide to MariaDB buffer pool sizing with clear rules of thumb and example values. Learn how to optimally size the InnoDB buffer pool to significantly improve the performance of your MariaDB database. Focus on buffer pool sizing for stable workloads.
Discover how the PHP 8 JIT compiler affects PHP performance in web hosting, when JIT is truly worth it, and why modern hosting stacks are crucial.
Discover how PHP preloading in PHP 8 speeds up your applications. Learn how the opcode cache is used to preload key classes, thereby achieving sustainable PHP 8 optimization.
Getting the Most Out of Brotli Compression: How to Find the Right Balance Between Performance, File Size, and CPU Usage for Websites and Servers.
Apache Event MPM vs. Worker MPM: Find out which MPM offers the best performance for modern web server tuning and when you should use the Event module.
Learn how to properly configure NGINX worker connections to scale NGINX securely and maximize hosting performance when handling thousands of requests.
Learn how to properly configure NGINX worker processes and significantly improve web server performance through targeted NGINX tuning.
perf top Linux displays live CPU hotspots in the kernel. This enables fast CPU profiling and a precise analysis of bottlenecks.
sar and sysstat enable effective long-term monitoring, historical analysis, and performance analysis on Linux servers.
pidstat Linux displays detailed information on CPU, memory, and I/O usage for individual processes. Ideal for quick error analysis and process monitoring.
iotop, when running on a Linux server, quickly shows which process is causing the disk load. Ideal for analyzing I/O bottlenecks on servers.
lsof linux accurately displays open files, processes, and ports on Linux—ideal for quick analyses in server administration.
strace on Linux displays system calls and helps you find sources of errors on Linux more quickly.
MySQL Performance Schema for better monitoring, faster analysis, and targeted tuning in MySQL.
MariaDB Aria Storage Engine in Hosting: Benefits, Use Cases, and Performance for Stable Databases.
MariaDB Thread Pool: How this technology improves performance on heavily loaded hosting servers and supports efficient database tuning.
Redis Cluster sharding improves load balancing, scalability, and availability for large hosting platforms. Here’s a concise explanation.
Redis pipeline requests reduce latency, increase throughput, and improve the cache performance of web applications.
Redis eviction policies determine which keys are removed when memory is full. Find out which strategy works best for hosting servers, WordPress, and cache setups.
Redis Failover for Production Hosting Systems: Replication, Sentinel, Clusters, and Redundancy Explained in Simple Terms.
Learn how to use Redis Insight to implement professional Redis monitoring, identify bottlenecks, and optimize your cache. Focus: Redis Insight as a central tool.
Discover how Redis Pub/Sub enables real-time messaging in web hosting. Learn about use cases, architectural patterns, and the benefits of an optimized hosting infrastructure with a focus on the keyword "redis pubsub.".
Learn how Redis Sentinel provides true high availability for your Redis server—with automatic failover, monitoring, and best practices to secure your web projects with the focus keyword "redis sentinel.".
Learn how to analyze CPU bottlenecks using the Linux Perf tool. We'll walk you through CPU profiling and performance tuning for Linux servers step by step, with a focus on the keyword "linux perf.".
Learn how to use `journalctl` for efficient error analysis on Linux servers. By using time, service, and priority filters, you can analyze Linux logs in a structured way and optimize your server troubleshooting.
Learn how to efficiently manage services in your day-to-day hosting operations using systemd and systemctl. This article provides practical insights into how systemd makes hosting more stable and how Linux services can be automated.
CloudLinux MySQL Governor reduces database load, protects servers from overload, and helps ensure fair database limits in hosting.
A Practical Guide to Redis Memory Management: How to Optimize Memory Configuration, Including maxmemory, Eviction Policies, and Monitoring—with a Focus on Redis Memory for Maximum Performance.
Find out whether Redis Cluster or Redis Standalone is a better fit for your web hosting and how optimized Redis hosting improves performance, caching, and scalability.
Find out which Redis persistence option—RDB or AOF—is best suited for your hosting servers and how to best balance performance and data security.
Comprehensive Guide to Database Replication Topologies in Hosting: Learn how to plan the right replication setup for database performance, high availability, and scalability. Focus on database replication topologies for modern web projects.
Learn how HTTP conditional caching works with ETag and Last-Modified, how browser cache validation is implemented, and how you can use it to optimize load times, bandwidth, and server load.
Learn how database WAL files and write-ahead logging improve write performance in hosting, and how you can optimize your setup by focusing on the keyword "write-ahead log database.".
