Salesforce, inc. (20240330111). DATABASE NODE SOFT RESTART simplified abstract
Contents
DATABASE NODE SOFT RESTART
Organization Name
Inventor(s)
Suhas Dantkale of Cupertino CA (US)
James E. Mace of San Francisco CA (US)
Matthew Woicik of Bellevue WA (US)
Kaushal Mittal of Mountain House CA (US)
DATABASE NODE SOFT RESTART - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240330111 titled 'DATABASE NODE SOFT RESTART
Simplified Explanation: The patent application describes techniques for restarting a database node efficiently by allocating memory segments, spawning processes to read and replay log records, and transitioning between different operational modes.
- The database node allocates memory segments, including a restart segment, to store data records.
- Processes are spawned to read and replay log records to update the restart segment with the latest data.
- The database node can perform a restart operation to switch from one mode to another.
- During the restart operation, the database node stops reading the log at a specific position and stores database state information to resume reading from that point.
- After the restart operation, unnecessary memory segments are deallocated, processes are terminated, and the system resumes normal operation.
Potential Applications: 1. Database management systems 2. Data recovery and backup solutions 3. Cloud computing platforms
Problems Solved: 1. Efficiently restarting a database node without losing data 2. Seamless transition between different operational modes 3. Ensuring data integrity during system restarts
Benefits: 1. Improved system reliability and stability 2. Faster recovery from system failures 3. Enhanced data protection and security
Commercial Applications: Database vendors can integrate these techniques into their products to offer more robust and reliable database solutions, attracting customers looking for high-performance and secure data management systems.
Prior Art: Prior research in database management systems and system recovery techniques may provide insights into similar approaches to restarting database nodes.
Frequently Updated Research: Stay updated on advancements in database technology, system recovery methods, and data management best practices to enhance the efficiency and effectiveness of database node restart operations.
Questions about Database Node Restart Techniques: 1. How do these techniques compare to traditional methods of restarting a database node? 2. What are the potential challenges in implementing these techniques in large-scale database systems?
1. *A relevant generic question not answered by the article, with a detailed answer.* How do these techniques impact the overall performance and scalability of database systems? These techniques can improve the efficiency and reliability of database node restart operations, leading to enhanced system performance and scalability. By ensuring seamless transitions between different operational modes and minimizing data loss during restarts, database systems can maintain high availability and performance levels.
2. *Another relevant generic question, with a detailed answer.* What are the key considerations for implementing these techniques in mission-critical database environments? Implementing these techniques in mission-critical database environments requires careful planning and testing to ensure minimal disruption to operations. Factors such as data consistency, recovery time objectives, and system resource utilization need to be taken into account to successfully integrate these techniques into production systems.
Original Abstract Submitted
techniques are disclosed relating to restarting a database node. a database node may allocate memory segments that include a restart segment for storing data records. the database node may spawn processes to read a log and replay log records of the log to update the restart segment to store data records. the database node may determine to perform a restart operation to transition from a first mode to a second mode. performing the restart operation may include ceasing reading the log at a stop position and storing, based on the stop position, database state information that enables the processes to resume reading the log from the stop position. the database node may further deallocate the memory segments except for the restart segment and terminate the processes. after performing the restart operation, the database node may spawn the processes, which may resume reading the log based on the database state information.
