is another expensive option that is usually outsourced to a specialist supplier.
0 and ability to query a hot standby
have been the most requested PostgreSQL features for many years," said Simon Riggs, CTO of 2ndQuadrant and lead contributor to hot standby
Complete system redundancy is accomplished through an active hot standby
UUNet Resilience uses Cisco Systems Inc Hot Standby
Router Protocol (HSRP), to provide leased line customers with guaranteed continuity of their internet connection.
2, Solid: -- enhanced self-managing features, making it easier to detect and modify server behavior at run time -- added new hot standby
option, offering an improvement in speed of over ten times compared with the highest reliability option -- enhanced performance by reducing Solid's consumption of bandwidth, reducing transaction times, and enhancing application throughput About Solid Autonomic Data Management Platform(TM)
The fail-over is automatic with BGP or one of the hot standby
protocols (HSRP and VRRP), so this redundancy comes at very little cost.