Terms

Load Balancing

Load balancing is the method of distributing network and application traffic across multiple servers to ensure no single server becomes overwhelmed. It acts as a traffic manager, sitting between clients and a server farm, intelligently routing requests to the most suitable server. This process improves an application's availability, scalability, and overall performance by preventing bottlenecks.

Types of Load Balancing

Load balancers are classified by the network layer where they operate. Layer 4 balancers use network data like IP addresses to direct traffic. Layer 7 balancers are more advanced, inspecting application content like HTTP headers for smarter routing.

They also exist as physical hardware appliances or flexible software solutions, which are common in cloud settings. For global applications, DNS or global server load balancing directs users to the geographically closest server, reducing latency and improving performance.

Benefits of Load Balancing

Implementing load balancing brings a host of advantages that are crucial for modern applications. By distributing traffic effectively, it enhances the overall user experience and strengthens the underlying infrastructure. The primary benefits revolve around reliability, performance, and security.

  • Availability: Ensures applications remain online and accessible by rerouting traffic away from failed or overloaded servers.
  • Scalability: Allows applications to handle high traffic volumes by distributing requests and enabling the easy addition of more servers.
  • Performance: Improves response times and reduces latency by preventing server bottlenecks and optimizing resource use.
  • Security: Enhances protection by distributing traffic to minimize the impact of DDoS attacks and hiding backend infrastructure.

Load Balancing vs. Load Sharing

While often used interchangeably, load balancing and load sharing have distinct functions and applications.

  • Load Balancing: This method intelligently distributes traffic across servers using algorithms to ensure high availability and performance. It's ideal for enterprises with mission-critical applications that need to handle high traffic volumes, prevent downtime, and scale seamlessly. The primary goal is to optimize resource use and maintain application health.
  • Load Sharing: This approach splits traffic across multiple network links or paths, often without deep inspection of server health. Its main advantage is aggregating bandwidth and providing redundancy at the network level. It's typically preferred for network infrastructure optimization rather than application-level traffic management.

Load Balancing Algorithms

A load balancing algorithm is the set of rules a load balancer uses to determine the best server for each client request. These methods range from simple, fixed patterns to complex, dynamic assessments of server health. The right algorithm optimizes resource use and ensures high availability.

  • Static: Follows fixed rules, like round-robin, regardless of the current server state.
  • Dynamic: Considers the real-time state of servers, such as active connections or response time.
  • Hashing: Uses client data, like an IP address, to consistently route requests to the same server.

Common Load Balancing Tools

Various tools are available to implement load balancing for different infrastructure needs.

  • Hardware: Dedicated physical appliances offering high performance for on-premise data centers.
  • Software: Versatile applications like NGINX that provide flexible, server-based traffic management.
  • Services: Cloud-based solutions from providers like AWS that automate scaling and management.

Frequently Asked Questions about Load Balancing

How does load balancing handle SSL/TLS encryption?

Load balancers can perform SSL termination, decrypting traffic before it reaches backend servers. This offloads cryptographic work from the servers but centralizes certificate management on the load balancer, which must be securely configured to protect sensitive data.

Doesn't a load balancer create a single point of failure?

It can, but this is mitigated by deploying load balancers in a high-availability (HA) pair. A passive or standby load balancer automatically takes over if the primary one fails, ensuring uninterrupted service and eliminating this potential bottleneck.

When is session persistence (sticky sessions) necessary?

Session persistence is crucial for stateful applications where a user's session data is stored on a specific server, like an e-commerce shopping cart. It ensures all requests from that user are routed to the same server, maintaining a consistent experience.

Other terms

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Customer Segmentation

Customer segmentation is dividing customers into groups based on shared traits. This allows for more targeted and effective marketing efforts.

Customer Segmentation

Buying Cycle

The buying cycle is the journey a customer takes from first realizing they have a need to making the final purchase decision.

Buying Cycle

Data Privacy

Data privacy is an individual's right to control their personal information, including how it's collected, processed, stored, and shared.

Data Privacy

Net Promoter Score

Net Promoter Score (NPS) is a metric measuring customer loyalty by asking how likely they are to recommend your company or product to others.

Net Promoter Score

Value Chain

A value chain is the series of business activities required to create and deliver a product or service, from conception to the final customer.

Value Chain

Data-Driven Marketing

Data-driven marketing uses customer data to inform marketing decisions, optimize campaigns, and deliver personalized experiences to consumers.

Data-Driven Marketing

Funnel Analysis

Funnel analysis is a method for understanding the steps users take to complete a goal, revealing where they drop off in the conversion process.

Funnel Analysis

Competitive Landscape

A competitive landscape is an analysis of your direct and indirect competitors, revealing their strengths, weaknesses, and market positioning.

Competitive Landscape

Cost Per Click (CPC)

Cost Per Click (CPC) is a digital advertising model where an advertiser pays a fee each time one of their ads gets clicked by a user.

Cost Per Click (CPC)

Enrichment

Enrichment is the process of adding third-party data to your existing customer profiles to get a more complete picture of your leads.

Enrichment

Account-Based Advertising

Account-based advertising is a hyper-focused B2B strategy that targets key accounts with personalized ads across multiple channels.

Account-Based Advertising

Data-Driven Lead Generation

Data-driven lead generation is the process of using data insights to identify, attract, and convert high-quality leads into customers.

Data-Driven Lead Generation

Drupal

Drupal is a free, open-source content management system (CMS) for building websites and applications. It's known for its robust flexibility.

Drupal

Sales Development Representative (SDR)

A Sales Development Representative (SDR) is a sales specialist who finds and qualifies new leads, building a pipeline for the sales team.

Sales Development Representative (SDR)

User Interaction

User interaction is any action a user takes within a digital interface, like clicking a button, scrolling a page, or filling out a form.

User Interaction

Sales Pipeline Velocity

Sales pipeline velocity is a metric that measures how quickly deals move through your sales funnel to generate revenue for your business.

Sales Pipeline Velocity

Revenue Forecasting

Revenue forecasting is the process of estimating a company's future revenue, using historical data and market trends to guide strategic planning.

Revenue Forecasting

Always Be Closing

“Always Be Closing” (ABC) is a sales mantra meaning every action a salesperson takes should be with the ultimate goal of closing the sale.

Always Be Closing

Cost Per Impression

Cost Per Impression (CPI) is the price an advertiser pays for each time their ad is displayed to a user, irrespective of clicks.

Cost Per Impression

Product-Market Fit

Product-market fit is when a product meets the needs of a strong market, leading to high demand, customer satisfaction, and organic growth.

Product-Market Fit

Real-time Data Processing

Real-time data processing is the method of analyzing data the instant it's generated, enabling immediate actions and decision-making.

Real-time Data Processing

Inside Sales Rep

An inside sales rep sells products or services remotely from an office, using digital tools like phone and email to connect with customers.

Inside Sales Rep

B2B2C

Learn about B2B2C, including benefits of B2B2C model, key strategies for B2B2C success, & B2B2C vs. B2C vs. B2B: understanding the differences.

B2B2C

Ideal Customer Profile

An Ideal Customer Profile (ICP) is a detailed description of the perfect, hypothetical company that would get the most value from your product.

Ideal Customer Profile

Precision Targeting

Precision targeting is a marketing strategy that uses data to identify and reach a highly specific audience most likely to convert.

Precision Targeting

Affiliate Networks

Affiliate networks are platforms that act as intermediaries between publishers (affiliates) and merchant affiliate programs.

Affiliate Networks

Content Delivery Network

A Content Delivery Network (CDN) is a system of distributed servers that deliver web content to users based on their geographic location.

Content Delivery Network

Phishing Attacks

Phishing attacks are fraudulent attempts to trick you into revealing sensitive data like passwords or financial info by posing as a trusted source.

Phishing Attacks

Account Click Through Rate

Account Click-Through Rate (CTR) is the percentage of individuals from a target account who click on a link in an ad, email, or on a webpage.

Account Click Through Rate

CRM Analytics

CRM analytics is the process of analyzing data from your CRM to uncover insights that help you better understand and serve your customers.

CRM Analytics

Digital Contracts

Digital contracts are legally binding agreements created, signed, and stored electronically, offering a faster, more secure alternative to paper.

Digital Contracts

Call Disposition

Call disposition is the process of labeling the outcome of a call. It helps sales teams track interactions and plan their next steps effectively.

Call Disposition

Inbound leads

Inbound leads are potential customers who proactively reach out after finding your business through content, social media, or search.

Inbound leads

ClickFunnels

ClickFunnels is a popular online tool that lets entrepreneurs easily build sales funnels to guide potential customers through the buying process.

ClickFunnels

Lead Magnet

A lead magnet is a free incentive offered to potential customers in exchange for their contact details, like an email, to generate sales leads.

Lead Magnet

Sales Territory

A sales territory is a specific group of customers or a geographic area that a salesperson or sales team is responsible for managing.

Sales Territory

Sales Enablement

Sales enablement provides sales teams with the necessary tools, content, and information to help them sell more effectively and efficiently.

Sales Enablement

Lead Scoring

Lead scoring is the process of assigning points to leads based on their attributes and actions to determine their sales-readiness.

Lead Scoring

Network Monitoring

Network monitoring is the continuous process of tracking a computer network's performance and health to detect and resolve issues proactively.

Network Monitoring

Deal-Flow

Deal flow refers to the stream of business proposals and investment opportunities that a company or investor receives.

Deal-Flow

Intent Data

Intent data tracks a user's online behavior—like searches and site visits—to identify signals that they are ready to make a purchase.

Intent Data

Big Data

Learn about big data, including understanding big data characteristics, benefits of leveraging big data, & challenges in managing big data.

Big Data

Sales and Marketing Alignment

Sales and marketing alignment means both teams work in sync, sharing goals and data to boost lead quality, conversions, and company revenue.

Sales and Marketing Alignment

Copyright Compliance

Copyright compliance is adhering to laws that protect creative works. It involves legally using content by obtaining permission or licenses.

Copyright Compliance

Target Account List

A Target Account List (TAL) is a focused list of high-value companies that a business specifically aims to convert into customers.

Target Account List

Target Buying Stage

The Target Buying Stage identifies a prospect's position in the buying journey, from initial awareness to the final decision to purchase.

Target Buying Stage

Event Tracking

Event tracking is the method of collecting data on specific user actions, or 'events,' on a website or app, such as clicks or downloads.

Event Tracking

B2B Demand Generation Strategy

Learn about B2B demand generation strategy, including key elements of demand generation, & crafting your demand generation plan.

B2B Demand Generation Strategy

Sales Prospecting Techniques

Sales prospecting techniques are methods used by sales teams to identify, contact, and qualify potential customers, also known as prospects.

Sales Prospecting Techniques

Quarterly Business Review

A Quarterly Business Review (QBR) is a recurring meeting to assess performance against goals and align on strategy for the next quarter.

Quarterly Business Review

Lead Routing

Lead routing is the automated process of distributing incoming leads to the right sales reps based on predefined criteria.

Lead Routing

Personalization in Sales

Personalization in sales means tailoring outreach to a prospect's specific needs, interests, and context to make communication more relevant.

Personalization in Sales

Sales Dashboard

A sales dashboard is a visual tool that centralizes and displays key sales data, metrics, and KPIs to help teams track performance and goals.

Sales Dashboard

Video Hosting

Video hosting is a service that allows users to upload, store, and share video content online, making it accessible for playback anywhere.

Video Hosting

B2B Intent Data Providers

Learn about B2B intent data providers, including evaluating intent data quality, leveraging intent data for growth, & B2B intent data: key providers comparison.

B2B Intent Data Providers

Closed Lost

Closed Lost is a sales term for a deal that didn't go through. The prospect decided not to buy, or the sales team disqualified them.

Closed Lost

Cohort Analysis

Cohort analysis is a behavioral analytics tool that groups users with common traits to track their actions and engagement over time.

Cohort Analysis

Upsell

Upselling is a sales tactic encouraging customers to purchase a higher-end version of a product or related add-ons to boost revenue.

Upsell

Sales Process

A sales process is a structured set of steps that a sales team follows to move a prospect from an initial lead to a closed customer.

Sales Process

Sales Productivity

Sales productivity is the measure of a sales team's efficiency, focusing on maximizing revenue generation while minimizing the resources spent.

Sales Productivity

Customer Success

Customer Success is a business strategy focused on proactively helping customers achieve their goals with your product or service.

Customer Success

Logo Retention

Logo retention is a key B2B metric that measures a company's ability to retain its customers, or 'logos,' over a specific period.

Logo Retention

B2C2B

Learn about B2C2B, including how B2C2B transforms sales, key strategies for B2C2B success, & differences between B2C2B and B2B2C.

B2C2B

Commission

A commission is a service charge paid to an agent for a transaction. It's typically a percentage of the sale, rewarding performance directly.

Commission

Letter of Intent

A Letter of Intent (LOI) is a document declaring the preliminary commitment of one party to do business with another, outlining the chief terms.

Letter of Intent

WordPress

WordPress is a free, open-source content management system (CMS) that allows you to easily create, manage, and publish websites and blogs.

WordPress

Average Order Value

Average Order Value (AOV) tracks the average dollar amount spent each time a customer places an order on your website or mobile app.

Average Order Value

Compliance Testing

Compliance testing ensures a product or system adheres to specific regulations, standards, or policies set by governing bodies or organizations.

Compliance Testing

Inbound Sales

Inbound sales attracts interested prospects who've engaged with your brand, letting sales reps connect with warm leads instead of cold outreach.

Inbound Sales

Sales Quota

A sales quota is a time-bound sales goal for a rep or team, measured in revenue or units sold, to be met within a specific period.

Sales Quota

Marketing Intelligence

Marketing intelligence is gathering and analyzing data about your market, customers, and competitors to inform strategic marketing decisions.

Marketing Intelligence

Trademarks

Think of a trademark as a brand's unique signature—a word, symbol, or phrase that legally protects its identity and sets it apart from the rest.

Trademarks

Inbound Lead Generation

Inbound lead generation is the process of attracting potential customers to your business with valuable content and tailored experiences.

Inbound Lead Generation

Forecasting

Forecasting uses historical data to make informed predictions about future trends, helping businesses anticipate outcomes and plan accordingly.

Forecasting

Persona Map

A persona map visually outlines a target customer, detailing their goals, behaviors, and pain points to help your team build genuine empathy.

Persona Map

Site Retargeting

Site retargeting is a marketing strategy that shows ads to people who have previously visited your website but left without converting.

Site Retargeting

Software as a Service

Software as a Service (SaaS) is a cloud-based model where users subscribe to an application and access it over the internet.

Software as a Service

Brag Book

Learn about brag book, including crafting your outstanding brag book, essential components of a brag book, & brag book vs. resume: unveiling the differences.

Brag Book

Account-Based Analytics

Account-Based Analytics measures engagement and impact across target accounts, not just individual leads, to guide B2B sales and marketing efforts.

Account-Based Analytics

SQL

SQL (Structured Query Language) is the standard language for managing and querying data within relational databases.

SQL

Discount Strategies

Discount strategies are pricing tactics used to attract customers and boost sales by temporarily reducing the price of products or services.

Discount Strategies

Data Pipelines

A data pipeline is a set of automated processes that move raw data from various sources to a destination for storage and analysis.

Data Pipelines

Sales Manager

A Sales Manager leads a sales team, setting goals, analyzing performance, and developing strategies to drive revenue and meet targets.

Sales Manager

Fault Tolerance

Fault tolerance is a system's ability to continue operating without interruption when one or more of its components fail.

Fault Tolerance

Marketing Budget Breakdown

A marketing budget breakdown is a detailed plan that allocates your total marketing funds across various channels, campaigns, and activities.

Marketing Budget Breakdown

Lead Enrichment

Lead enrichment adds third-party data to your raw lead lists, creating fuller prospect profiles for more effective and personalized outreach.

Lead Enrichment

Sales Engineer

Sales Engineers blend deep technical knowledge with sales acumen, demonstrating a product's value and solving customer problems to drive revenue.

Sales Engineer

System of Record

A System of Record (SoR) is the authoritative data source for a specific type of data. It acts as the single source of truth for an organization.

System of Record

Hard Sell

A hard sell is an aggressive sales technique that uses high-pressure tactics to push a customer into making an immediate purchase decision.

Hard Sell

Account-Based Selling

Account-Based Selling is a B2B strategy where sales and marketing treat high-value accounts as markets of one, using personalized outreach.

Account-Based Selling

CRM Integration

CRM integration connects your CRM software with other tools, creating a unified system for all your customer data and business processes.

CRM Integration

Account-Based Sales

Account-Based Sales (ABS) is a focused B2B strategy where sales and marketing teams treat high-value accounts as individual markets of one.

Account-Based Sales

Territory Management

Territory management is the process of segmenting customers into groups by geography or other factors to optimize sales efforts and resources.

Territory Management

HubSpot

HubSpot is a customer relationship management (CRM) platform with tools for marketing, sales, and service, all aimed at helping businesses grow.

HubSpot

Below the Line

Learn about below the line, including key strategies for below the line marketing, & distinguishing above and below the line tactics.

Below the Line

Custom API integration

A custom API integration is a bespoke connection between software, enabling them to communicate and share data to meet unique business requirements.

Custom API integration

Pipeline Coverage

Pipeline coverage is a key sales metric. It's the ratio of your total open pipeline value to your sales quota for a specific period.

Pipeline Coverage

Latency

Latency is the delay between a user's action and a system's response. It's the time it takes for a data packet to travel to its destination.

Latency

Renewal Rate

Renewal rate is the percentage of customers who renew their subscriptions or contracts at the end of their service period.

Renewal Rate

Mobile App Analytics

Mobile app analytics involves collecting and analyzing data from mobile apps to understand user behavior and optimize the app's performance.

Mobile App Analytics