Definition of HeartbeatThe Heartbeat project is an integral part of the LINUX-HA project and the most successful example of the current open source HA project, Linux-ha is High-availability Linux, the goal of this open source project is to: through
Mysql High Availability DRBD + HEARTBEAT + MYSQL, drbdheartbeat1. Architecture Mysql:
Master
10.24.6.4: 3306 VIP:
10.24.6.20
The VIP and mysql must be in the same network segment; otherwise, the ping fails.
2.
1 PrefaceHeartBeat is used to build a dual-host Hot Standby environment. It can be connected through a dedicated HeartBeat line or through a common network cable.Of course, in addition to heartbeat, there are many other linux systems, such as the
Talking about swoole's heartbeat comes from a bucket's article about swoole's heartbeat. as a Swoole consultant, I have to push this article, the last step is to leave only one configuration. In fact, I am not very clear about the principle. I am
Web Socket heartbeat Package Implementation 05/30/2010Now that the network environment is complex, the socket heartbeat packet is an effective solution to get a healthy and strong connection, today we implement the heartbeat package in the web
The business process is like this. our php Server uses socket to connect to the other server, and the other server will send messages to our php server from time to time. Therefore, we need to read the php server all the time, at the same time, you
We can use percona's powerful weapon pt-heartbeat to monitor the master-slave replication latency of MySQL databases. Pt-heartbeat updates a specific table on the master database using timestamps, then, read the updated timestamp from the database
We can use percona's powerful weapon pt-heartbeat to monitor the master-slave replication latency of MySQL databases. Pt-heartbeat updates a specific table on the master database using timestamps, then read the updated timestamp from the database
Business process is like this, we PHP server with the socket connection to the other server, the other server will send a message to our PHP server, so we need to read,read PHP always need to send a heartbeat every three minutes to each other, when
MySQL High Availability DRBD + Heartbeat + MySQL1. Architecture Mysql:
Master
10.24.6.4: 3306 VIP:
10.24.6.20
The VIP and mysql must be in the same network segment; otherwise, the ping fails.2. References
3. DRBD shared memory settings
Shared Hard
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