Naveen Kumar G’s Post

🧑💻Learn | Perform | Transform🎯 #Day_13 ***Log shipping in SQL Server is a disaster recovery solution that involves automatically sending transaction log backups from a primary database to one or more secondary databases. Here’s how it works: Backup: A transaction log backup is taken from the primary database at regular intervals. Copy: The backup files are copied to the secondary server(s). Restore: The transaction log backups are restored on the secondary databases. This process allows for near real-time data replication, enabling the secondary databases to be used for reporting or as failover targets in case the primary database fails. Log shipping is relatively easy to set up and manage, making it a popular choice for many organizations.

Feeling overwhelmed with database high availability and disaster recovery options? Here's a quick breakdown of two popular choices: Log Shipping and SQL Server AlwaysOn. Which one is right for you? It depends on your needs! Click the link for a deeper dive to guide your decision: https://lnkd.in/dC9ThiJY #databasehighavailibility #databasedisasterrecover #recoverytimeobjective #recoverypointobjective #RTO #RPO #DisasterRecovery #HurixDigital

Saturday Tech Tip: Plan Your AlwaysOn Availability Group Backups Like a Pro Running an AlwaysOn Availability Group (AG) ensures high availability for your SQL databases. But a solid backup strategy is crucial. This week's tip helps you plan your AG backup schedule: Factors to Consider: ● Recovery Time Objective (RTO): This defines the maximum tolerable downtime for your SQL database after a disaster or outage. It reflects how quickly you need to restore functionality after an incident. ● Recovery Point Objective (RPO): This specifies the maximum acceptable amount of data loss after a disaster or outage. It determines how much recent data you can afford to lose before restoring from a backup. ● Transaction Log Backup Frequency: Log backups capture changes since the last full backup. Determine a frequency that meets your RPO requirements. ● Full Backup Schedule: Regular full backups are essential for a complete system restore. Consider factors like database size and change frequency. ● Availability Group Replica Roles: Backups can be performed on the primary replica (online) or secondary replica (recommended for performance reasons). Planning Tips: ● Define Your Recovery Window: Set your acceptable RTO and RPO based on business needs. ● Align with AG Failover Plan: Coordinate backups with your AG failover plan to ensure data consistency during a failover event. ● Automate Backups: Use SQL Server Management Studio or scripting to automate backups for reliability and reduced manual intervention. ● Test Restores: Regularly test your backup and restore process to ensure it functions as expected. By following these tips, you'll create a comprehensive backup schedule that safeguards your AlwaysOn Availability Group databases. #SQLServer #AlwaysOnAvailabilityGroup #Database #Backup #Recovery #Saturday_tech_tip

Uncover the capabilities of CEMLink6's High Availability DAHS server in our webinar on April 10 at 2 pm ET. Learn how Windows Failover Clusters and SQL Server Availability Groups enhance data reliability with duplicate database copies, ensuring high availability, fault tolerance, and a robust disaster recovery model. Explore the real-time updates across multiple locations facilitated by SQL Availability Groups, vital for maintaining precision in CEMLink6.

𝐀𝐜𝐭𝐢𝐯𝐞 𝐋𝐨𝐠𝐬: 𝐓𝐡𝐞 𝐁𝐚𝐜𝐤𝐛𝐨𝐧𝐞 𝐨𝐟 𝐑𝐞𝐚𝐥-𝐓𝐢𝐦𝐞 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐎𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧𝐬 In advanced database systems like DB2 for z/OS, Active Logs are not just records of what’s happening—they’re the beating heart of real-time operations. These logs capture every transaction, enabling systems to recover quickly and stay consistent. But what makes Active Logs so indispensable? 🌀 Why Active Logs Matter Active Logs are crucial for maintaining database integrity and ensuring system reliability in real-time. Think of them as the “real-time memory” of your database. Every transaction is recorded instantly, ensuring nothing slips through the cracks. Here’s why they’re critical: ✔️ Instant Recovery: If something goes wrong, Active Logs help database admins restore the system to its exact state before the issue. ✔️ Optimized Performance: Their high-speed access ensures the database runs smoothly, no matter the workload. ✔️ Crash Resilience: Active Logs are your first line of defense for restoring normal operations, even during unexpected outages. 💡 The Challenge: Managing Active Log Space Despite their importance, Active Logs come with a catch: limited space. When logs fill up, the database either archives the older logs or risks running into capacity errors. That’s why precise configurations and constant monitoring are non-negotiable for maintaining peak performance. ❓ What’s Your Strategy for Active Log Management? How do you prevent Active Logs from filling up unexpectedly? What tools or techniques do you rely on to monitor and optimize them? We’d love to hear your tips and best practices for managing Active Logs. Share your thoughts in the comments below! #DB2 #ActiveLogs #DatabasePerformance #zOS #DataManagement #MainframeOps #DatabaseOptimization #ITCommunity #IBM #Mainframe #ArchiveLog #DatabaseRecovery 

Database downtime is a business risk, not merely a technical snafu. High Availability and Disaster Recovery are non-negotiable for companies that want to stay competitive. If your database fails, so do your operations - and that is unacceptable. Here are 5 critical reasons to invest in HA & DR solutions: 1️⃣ Ensure continuous operations 2️⃣ Protect against data loss 3️⃣ Maintain business continuity 4️⃣ Enhance customer trust 5️⃣ Comply with regulations At Stormatics, we design 99.99% uptime solutions for PostgreSQL using database clustering, replication, auto-failover, and a backup strategy to match your organizational RPO and RTO. Your business cannot afford downtime. Let’s talk about creating a PostgreSQL setup that does not miss a beat: https://lnkd.in/d_EmZd77

There are cases when SQL Server failover cluster instances (FCI) are used as primary replicas in an Availability Group (AG) to achieve local high availability (HA) while a standalone SQL Server instance is used as a secondary replica for disaster recovery (DR). https://lnkd.in/gmH5cbTJ

[New Webinar] SQL Server Disaster Recovery Strategies Register >>> https://lnkd.in/e4JGChAi Being able to recover our data in the event of an outage is a critical aspect of managing SQL Server. But how do we plan for the worst? What technologies are available to us? And how do we implement a disaster recovery strategy when the worst has just occurred? Join this session to delve into SQL Server disaster recovery strategies. #sql #sqlserver #microsoftsqlserver #mssql #mssqlserver #disasterrecovery #recoverstrategy

There are cases when SQL Server failover clustered instances (FCI) are used as primary replicas in an Availability Group (AG) to achieve local high availability (HA) while a standalone SQL Server instance is used as a secondary replica for disaster recovery (DR). Efficient for DBAs 💥👋💥 MSSQLTips.com #Sql #sqlserver2022 #sqlserver #sqlserverdba #sqldeveloper #dba #highavailability #highperformance #performancetuning #databaseadministrator #databasemanagement #bussinessintelligence #ssisdeveloper #databasedevelopment #databasedeveloper #databaseperformance

🌐 Mastering High Availability: SQL Server Always On 🌐 In today’s fast-paced environment, database availability is non-negotiable, especially for critical applications. One of the most reliable solutions I’ve worked with is SQL Server Always On Availability Groups. 💡 Why Always On? Ensures high availability with minimal downtime. Supports read-scale workloads using secondary replicas. Simplifies disaster recovery planning across multiple nodes. 🛠️ Key Insights from My Experience: 1️⃣ Synchronization Mode: Use synchronous commit mode for maximum data protection, but understand its impact on transaction latency. For performance-critical systems, asynchronous mode is a better choice. 2️⃣ Listener Configuration: Properly configuring an Always On Listener is crucial for seamless failover and client redirection. 3️⃣ Monitoring Health: Regularly check replica health states and latency between primary and secondary replicas. Proactive monitoring helps prevent failovers caused by unseen issues. 💡 Pro Tip: If you’re managing cross-site Always On setups, ensure low network latency between nodes. High latency can lead to unexpected synchronization delays and application performance degradation. High availability isn’t just about implementing a solution; it’s about maintaining it. Always On has been a game-changer for my disaster recovery strategies, and I’d love to hear how others are leveraging it in their environments. #SQLServer #DBA #AlwaysOn #HighAvailability #DisasterRecovery #AdvancedSQL