Load Balancer ???????????? ??????? ?????? ???????????? ?????????????????? ????????? - ????????? ?????? ???????????? ???????

?????? ??????????????? ????????? ?????? ?????? ????????? ????????????????????? ???????????? ???????????? ????????? (what is load balancer) ?????? ????????? ????????????????????? ?????? ?????????????????? ????????? - ????????? ?????? ???????????? ????????? (types of load balancer) ????????? ?????? ???????????? ????????? ????????? ???????????? ???????????? ????????? ?????? ?????? ?????? ?????????????????? ?????? Load Balancer ????????? ???????????? ???????????? ????????? ?????? ???????????? ???????????? ???????????? ?????? ?????? ????????? ????????????????????? ?????? ???????????????????????? ????????? ?????????????????? ?????? ???????????? ????????? ??????????????? ?????????

What is Load Balancer in Hindi

????????? ?????? ????????? ????????????????????? ?????? ???????????????????????? ???????????? ???????????? ?????? ?????? ????????? software application ?????? ????????? ?????? ????????? ?????? network devices ?????? ????????? ????????? ?????? ???????????? ????????? ?????? ???????????? ?????? ??????????????? ?????? ????????? ?????? ????????????????????? ???????????? ?????? ????????? balances ?????? distributes ???????????? ?????????

?????? ????????????????????? ?????? balances ?????? distributes ?????? ????????? ???????????? ?????? ???????????? ???????????? ????????????????????????, server ?????? Efficient ??????????????? ?????? ??????????????? Performance ??????????????????????????? ???????????? ?????? ???????????? ?????? ????????? ????????????????????? ???????????? ??????????????? ????????? ?????? ???traffic police??? ?????? ????????? ????????? ???????????? ?????? ?????? ???????????? ??????????????? ?????? ??????????????? ??????????????? ???????????? ???????????? ????????? ?????? ??????????????? ?????? ??????????????? ???????????? ?????? ?????? ?????? Client ?????? Requests ?????? root ???????????? ?????????

?????? ??????????????? ??????????????? ?????? request ?????? ????????? ???????????? ?????? ?????? ?????? ?????? ?????? ????????? - ????????? ???????????? ?????? ???????????? servers ?????? effectively, distribute ?????? ???????????? ????????? ?????? ????????? servers ?????? ??????????????? ????????? ?????? check ???????????? ?????? ?????? ??????????????????????????? ???????????? ?????? ???????????? ?????? ??????????????? ?????? ?????????????????? load ?????? ????????????

Load Balancer ?????? ?????????????????? ?????? ??????????????? data centers, cloud computing domains ?????? web applications ????????? ????????? ???????????? ???????????? ????????? ?????? ?????? ????????? ????????? ????????? ????????????????????? ?????? ??????????????? ?????? ????????? ???????????? ???????????? traffic flow ?????? ??????????????? ???????????? ?????? ????????? ???????????? ???????????? ????????? ????????? ????????? ????????? ?????? ???????????? ?????????????????? ?????? ?????? ??????????????? web applications ????????? ???????????? ???????????? ?????????

• AI ???????????? ???????

Key characteristics of Load Balancers

1. Health Monitoring
2. High Availability
3. Optimization
4. Traffic Distribution
5. SSL Termination
6. Scalability

Health Monitoring

Health Monitoring ?????? ?????????????????? ?????? Load balancers ??????????????? ??????????????? ?????? ??????????????????????????? ?????? ????????????????????? ???????????? ????????? ?????? ????????? ?????? ?????? ?????????????????? ?????? ????????????????????? ?????? ?????? ??????????????? ?????? ????????? ????????? ???????????? ?????? ?????? problems ?????? downtime ?????? ??????????????? ?????? ????????? ?????????

High Availability

?????? ?????? ?????????????????? ?????? Load balancers ??????????????? ?????? ?????? ????????????????????? ???????????? ?????? ????????? ????????? - ????????? ?????????????????? ???????????? application ?????? Availability ?????? reliability ??????????????? ????????? ????????? ????????? ?????? ??????????????? ???????????? ???????????? ?????? fail ?????? ???????????? ????????? ?????? ????????? ????????????????????? ?????? ????????????????????? ?????? ?????? servers ?????? ????????? ???????????? ?????? ?????? ????????? ????????? ?????? ????????? ?????? ????????? ?????????

Optimization

Load balancers ??????????????? ?????? ?????????????????? ?????? ?????? ??????????????? ????????? ?????? ensure ???????????? ?????? ????????? ????????????????????? ??????????????? ?????? resources ?????? ??????????????? ???????????? ?????????

Traffic Distribution

Traffic Distribution ????????? ????????? ????????????????????? ?????? requests ?????? ?????????????????? ???????????? ?????? ????????? ???????????? ????????? ?????? ???????????? ????????? ?????? ?????? ???????????? servers ?????? ????????? ????????? ?????? ?????? ?????? ?????? ?????????????????? ?????? ?????? ???????????? ?????? ?????? ??????????????? ?????? ?????????????????? ???????????? ?????? ??????????????? ?????????

SSL Termination

?????? ????????? ?????? ???????????? ????????? ?????? Load balancers ???????????? ?????? ?????? SSL/TLS encryption and decryption ?????? ?????? ????????????????????? ??????????????? ?????? ???????????? ???????????? ????????? ??????????????? ???????????? ?????? Resource-intensive ????????? ???????????? ?????? ??????????????? ?????? ????????? ?????? ?????? ???????????? ????????? ????????? ???????????? ?????????

Scalability

Load balancers ?????? ?????? ?????? ?????? ????????? ?????? ????????? ???????????? ?????? ??????????????? ?????? ????????????????????? ?????? ???????????? ?????? ?????? ?????? ????????????????????? ?????? ????????????????????? ?????? ????????? ?????? ?????? ??????????????? ?????? Resources ?????? ??????????????? Horizontal scaling ?????? ????????? ??????????????? ?????????

Types of Load Balancers - ????????? ????????????????????? ?????? ??????????????????

???????????? ?????? ????????? ????????????????????? ?????? ?????? ?????????????????? ?????? ??????????????? ?????? ?????? ???????????? ??????????????? ???????????? ??????????????? four types ?????? ???????????? ????????? ????????? ?????? ?????? ?????? ???????????? ????????? ????????? ?????????

1. Software Load Balancers in Clients
2. Software Load Balancers in Services
3. Hardware Load Balancers
4. Virtual Load Balancers

Software Load Balancers in Clients

????????? ????????????????????? ????????? ????????? ?????? Software Load Balancers in Clients ?????? ????????? ????????? ?????? ?????? ?????? ?????? ????????? ?????? ?????? ????????? ???????????? ????????? ?????? Load Balancers ????????? ??????????????? ?????? logic Clients ???????????? ?????? ?????? ????????? application ?????? ???????????? ????????? ?????????????????? ?????? ????????? ???????????? - ???????????? ?????????????????? phone ????????? ?????? app. ?????? ????????? ?????? ????????????????????? ?????? ?????????????????? application ?????? Conversation ???????????? ?????? ????????? web servers/application servers ?????? ?????? ???????????? list ?????????????????? ???????????? ???????????? ?????????

• ?????? ????????? ?????? application ???????????? ?????? ?????? ???????????? ???????????? web servers/application servers ?????? ?????? ??????????????? ???????????? ?????? ?????? ????????? ?????? ?????? ??????????????? ?????? ??????????????? ????????? ????????? ???????????? ????????? ?????? ?????? ??????????????? ?????? data ?????? request ??????????????? ?????????
• ????????? ????????? ??????????????? ????????? - ????????? ?????????????????? ???????????? ?????? ????????? ?????? fail ???????????? ???????????? ?????? ?????? ????????? ???????????? ?????? ???????????????????????? ?????? ???????????? ????????? ?????? ????????? ????????????????????? ?????? ????????? ?????? servers ?????? ??????????????? ?????? ?????? ????????? ?????? ???????????? ??????????????? ??????????????? ?????? select ???????????? ?????? ?????? ????????? ????????? ???????????? ???????????? ???????????? ????????? ?????? ?????? ??????????????? ??????????????? ???????????? ?????? ????????? ????????? ???????????? ?????????
• Software Load Balancers in Clients ?????? ?????? ?????? ????????? ????????????????????? ?????? ??????????????? ????????? ???????????? ???????????? ?????? ????????? ???????????? ??????????????? ??????????????? ????????? ?????? ?????? ??????????????? ?????????

Software Load Balancers in Services

?????? ?????? load balancers ???????????? ?????? ?????? ?????? ????????? ?????? software ?????? ?????? ??????????????? ?????? ?????? ?????? ????????? ?????? ????????????????????? ???????????? ?????? ?????? ?????? ???????????? request ?????? ????????? ?????? ????????? ???????????? ????????? ?????? ?????? ????????? ????????? ????????? ????????? ???????????? ?????? ????????? ????????? ????????? rules ???????????? ?????? ????????? ?????? ?????????????????? ?????? ?????? ?????? request ?????? redirect ???????????? ????????? ?????? ?????? ????????? ????????????????????? ???????????? ?????? ?????? ??????????????? ?????? ???????????? ?????????????????? ?????????????????? ???????????? ????????? ?????????????????? ?????? ????????? ?????? load balancers ?????? ???????????? ?????? ?????? ???????????? ?????? Standard Device ?????? ????????? ????????????????????? ????????? ?????? ???????????? ?????? ???????????? - Windows or Linux machine ????????????

• ?????? ?????? ??????????????? ?????? ????????? ???????????? ???????????? ?????? ??????????????? ???????????? ???????????? ????????? ?????????????????? Software Load Balancers ????????? ???????????? Hardware Load Balancers ?????? ????????? ???????????? ?????? ?????????????????? ?????? physical ?????????????????? ?????? ?????????????????? ?????? ????????? maintain???????????? ?????? ??????????????? ???????????? ???????????? ?????????
• ?????? ???????????? ?????? ?????? option ?????? ??????????????? ?????? ????????? ????????? ?????? off-the-shelf software load balancer ?????? ?????? ??????????????? ?????? ???????????? ????????? ????????? ?????? ????????? load ?????? balance ???????????? ???????????? ?????? ????????? ????????? custom ??????????????????????????? ?????? ?????? ?????? ?????? ?????? ?????? ????????? ???????????? ????????? ???????????? - Microsoft Office365 ?????? ????????? ?????????????????? Active Directory Queries.

Hardware Load Balancers

???????????? ?????? Hardware Load Balancers ?????? ????????? ?????? ?????? ????????? ???????????? ?????? ?????? ?????? ????????? ????????????????????? ????????? ?????? ????????????????????? ??????????????? ???????????? ????????? ?????? ????????? Physical Devices ?????? ??????????????? ???????????? ?????? ????????? ?????? ?????????????????? ?????? ?????? ????????????????????? ??????????????? ?????? cluster ????????? ????????????????????? ?????? ????????? - ????????? ???????????? ??????????????????????????????????????? ?????? ???????????? ?????????

?????? ?????????????????? ?????? load Balancers ?????? ?????? 4-7 ??????????????? ?????? ????????? ????????? ?????? ???????????? ???????????? ????????? ?????? ?????? HTTP, HTTPS, TCP ?????? UDP ????????? ???????????? ????????? ?????????????????? ?????? ????????????????????? ?????? ????????????????????? ????????? ?????? ??????????????? ????????? HLDs ??????????????? ?????? ?????????????????? ?????? ?????? ????????????????????? ??????????????? ?????????????????? ?????????????????? ???????????? ????????????

• ?????? ????????? ?????? ???????????? ????????????????????? application ?????? request ????????? ?????? ?????? ?????? load balancer ?????? request ?????? ?????? real server ?????? Forward ?????? ???????????? ?????? ?????? suitable ???????????? ????????? ?????? Forward ???????????? ?????? ????????? bi-directional network address translation (NAT) ???????????? ?????????
• HLDs ?????? ???????????? ?????? ????????? ????????????????????? ??????????????? ????????? ?????????????????? ????????? transportation ??????????????? ?????? ?????? ????????? ??????????????? ?????? ??????????????? ???????????? ????????? ??????????????? ?????? ?????? ?????? price ???????????? ?????? ?????? ???????????? ?????????????????? ???????????? ?????? ?????? ??????????????? ??????????????? ?????? ?????? ??????????????? ???????????? ?????????
• ?????? ????????? ?????? ?????? ????????? ????????????????????? ???????????? ?????? ?????? ?????? ?????? ??????????????? ?????? health ?????? ???????????? ????????? - ????????? ???????????? ???????????? ????????? ?????? ????????? ???????????? ???????????? ???????????? ?????? ????????? ?????? ??????????????????????????? ???????????? ?????? ?????? ??????????????? ?????? ??????????????? ?????? ?????? ????????? ?????? respond ?????? ????????? ?????? ?????? ???????????????
• ????????? ???????????? ???????????? ?????? ????????? ??????????????? Desired Response ???????????? ???????????? ?????? ?????? ?????? ?????? ??????????????? ?????? ????????????????????? ??????????????? ????????? ?????? ???????????? ?????????

Virtual Load Balancers

Virtual Load Balancers ?????? ?????? ?????? ?????? ?????? ?????????????????? ?????? Load Balance ???????????? ?????? Solution ???????????? ????????? ?????? ???????????? ?????? ????????????????????? ???????????? (VM) ?????? ???????????????????????????????????? ????????????????????? ????????? software ?????? ????????? ????????? ???????????? ???????????? ???????????? ??????, ???????????? VMware, Hyper-V, ?????? KVM ????????? ???????????? Virtualization Technologies ?????? ??????????????? ???????????? ???????????? data ????????????????????????

?????? network ????????????????????? ?????? ?????? ???????????? ????????? - ????????? ????????????????????? ?????? Resources ????????? distributed ????????????, ???????????????????????? ?????? Efficient ??????????????? ensure ????????????, ????????????????????????????????? ????????? ?????? ??????????????? ??????????????? ?????? ??????????????? ?????? ??????????????? ?????? Extra Load ?????? ??????????????? ????????? ????????? ???????????? ?????????

???????????????????????? (Conclusion)

?????? ???????????? ????????? ???????????? ?????? ???????????? ?????? ??????????????? ?????? ?????????????????? ?????? Load Balancer ?????? ???????????? ????????? ????????? ??????????????? ?????? ??????????????? ?????? ???????????? ??????????????? ??????????????? ????????? ????????? ?????? ???????????? ?????? Load Balance ?????? ???????????????????????? ????????? ????????????????????? ?????? ?????? ????????? ??????????????? ???????????? ?????? ?????? ?????? ??????????????? ????????? ???????????? ????????? ???????????? ?????? ??????????????? ???????????? ?????? ?????? ??????????????? ????????? ??????????????? ?????? ???????????? Thank You!