What is session persistence?

What is session persistence?

Session persistence is a method to direct all requests originating from a single logical client to a single backend web server. Backend servers that use caching to improve performance, or to enable log-in sessions or shopping carts, can benefit from session persistence.

What is server persistence?

Server persistence guarantees the client will reconnect to the same server every time when they connect to a virtual service, so long as the persistence is still in effect. Enabling a persistence profile ensures the client will reconnect to the same server every time, or at least for a desired duration of time.

What is persistence in load balancer?

Session stickiness, a.k.a., session persistence, is a process in which a load balancer creates an affinity between a client and a specific network server for the duration of a session, (i.e., the time a specific IP spends on a website).

What is the difference between session affinity and sticky session?

Session affinity, also known as “sticky sessions”, is the function of the load balancer that directs subsequent requests from each unique session to the same Dgraph in the load balancer pool.

What is the meaning of session persistence and why is it required in f5?

A persistence profile is a pre-configured object that automatically enables persistence when you assign the profile to a virtual server. By using a persistence profile, you avoid having to write a program to implement a type of persistence.

What is persistent login sessions?

In the context of Node and Passport, this means that, with a “persistent login session”, the user will be able to return to your site and not have to log in again.

How persistence is important in session and cookies?

That technique is called cookie-based persistence. Rather than rely on the SSL/TLS session ID, the load balancer would insert a cookie to uniquely identify the session the first time a client accessed the site and then refer to that cookie in subsequent requests to persist the connection to the appropriate server.

What is the difference between session and persistent cookies?

The most significant difference between persistent and session cookies is the expiration date. Both persistent and session cookies store a user’s information, settings, preferences, or sign-on credentials, when the user consents to such information being stored.

What is persistence in f5 load balancer?

The ability of a load balancer to keep a client locked to the same server is known as persistence.

What are types of persistence in f5?

Types of Persistence 1) Simple Persistence — Persistence record is created based upon client ip address. 2) Cookie Persistence — Persistence record is created by inserting the cookie when sending the packet to the client. 3) SSL Session ID Persistence — Persistence record is created based upon Session ID.

What is persistent authentication?

Persistent Authentication refers to the ability of the EMS Mobile App to automatically log users in so that they are not required to log into EMS Mobile App every time they need to access it.

What is the difference between persistent and non persistent cookies?

While Persistent cookies are permanent cookies. They are stored as a text file in the hard disk of the computer. The non persistent cookies are in-memory cookies which are are added to the memory of browser but not recorded in any file and does not stored on the client’s HD.

What are types of persistence in F5?

What is persistence f5?

What is session persistence in f5?

Why is session persistence important?

Session persistence ensures that, at least for the duration of the session or amount of time, the client will reconnect with the same server. This is especially important when servers maintain session information locally.

What is an F5 load balancer?

F5 load balancer ensures seamless failover in cases where a server is down or overloaded. It redirects the traffic to other servers that could handle the load. HA deployment consists of two BIG-IP (like other load balancers) systems, synchronized with the same configuration: An active system that processes traffic.