Brocade Communications Systems ServerIron ADX 12.4.00 - Manual (Page 87)

ServerIron ADX Global Server Load Balancing Guide 75
53-1002437-01
Site persistence in GSLB using hashing
1
SLB-ServerIronADX#clear gslb phash table zone-name gslb.com host-name www
Syntax: clear gslb phash zone-name <zone-name> host-name <host-name>
Show commands
Many existing show commands for GSLB global and host-level policy have been enhanced for
hash-based persistence. Take note of the bold fields.
SLB-ServerIronADX#show gslb policy
Default metric order: ENABLE
Metric processing order:
1-Server health check
2-Remote SI's session capacity threshold
3-Round trip time between remote SI and client
4-Geographic location
5-Remote SI's available session capacity
6-Round-robin selection
DNS active-only: DISABLE DNS best-only: DISABLE DNS override: DISABL
DNS cache-proxy: DISABLE DNS transparent-intercept: DISABLE
DNS cname-detect: DISABLE Modify DNS response TTL: ENABLE
DNS TTL: 10 (sec), DNS check interval: 30 (sec)
Remote SI status update period: 30 (sec)
Remote SI health-status update period: 5 (sec)
Session capacity threshold: 90% Session availability tolerance: 10%
Round trip time tolerance: 10%, round trip time explore percentage:5%
Round trip time cache prefix: 20, round trip time cache interval: 120
Round trip time cache age refresh: DISABLE
Round trip time algorithm selection: USE PASSIVE ONLY
Connection load: DISABLE
Weighted Site Metric: DISABLE Weighted IP Metric: DISABLE
Active Bindings Metric: DISABLE
persistent hashing: ENABLE
SLB-ServerIronADX#show gslb policy
Default metric order: ENABLE
Metric processing order:
1-Server health check
2-Remote SI's session capacity threshold
3-Round trip time between remote SI and client
4-Geographic location
5-Remote SI's available session capacity
6-Round-robin selection
DNS active-only: DISABLE DNS best-only: DISABLE DNS override: DISABLE
DNS cache-proxy: DISABLE DNS transparent-intercept: DISABLE
DNS cname-detect: DISABLE Modify DNS response TTL: ENABLE
DNS TTL: 10 (sec), DNS check interval: 30 (sec)
Remote SI status update period: 30 (sec)
Remote SI health-status update period: 5 (sec)
Session capacity threshold: 90% Session availability tolerance: 10%
Round trip time tolerance: 10%, round trip time explore percentage:5%
Round trip time cache prefix: 20, round trip time cache interval: 120 (se
Round trip time cache age refresh: DISABLE
Round trip time algorithm selection: USE PASSIVE ONLY
Connection load: DISABLE
Weighted Site Metric: DISABLE Weighted IP Metric: DISABLE
Active Bindings Metric: DISABLE
persistent hashing: ENABLE
persistent hashing rehash disabled: ENABLE
SLB-ServerIronADX#show gslb policy
Default metric order: ENABLE
Metric processing order:
1-Server health check
2-Remote SI's session capacity threshold
3-Round trip time between remote SI and client
4-Geographic location
5-Remote SI's available session capacity
6-Round-robin selection
DNS active-only: DISABLE DNS best-only: DISABLE DNS override: DISABLE
DNS cache-proxy: DISABLE DNS transparent-intercept: DISABLE
DNS cname-detect: DISABLE Modify DNS response TTL: ENABLE
DNS TTL: 10 (sec), DNS check interval: 30 (sec)
Remote SI status update period: 30 (sec)
Remote SI health-status update period: 5 (sec)
Session capacity threshold: 90% Session availability tolerance: 10%
Round trip time tolerance: 10%, round trip time explore percentage:5%
Round trip time cache prefix: 20, round trip time cache interval: 120 (sec)
Round trip time cache age refresh: DISABLE
Round trip time algorithm selection: USE PASSIVE ONLY
Connection load: DISABLE
Weighted Site Metric: DISABLE Weighted IP Metric: DISABLE
Active Bindings Metric: DISABLE
persistent hashing: ENABLE
persistent hashing rehash disabled: ENABLE