https://dev.mysql.com/group-replication-adding-instances.html
If you are relying on distributed recovery to configure the user on all members, when s2 connects to the seed s1 the replication user is replicated or cloned to s1. At this point, the group has one member in it, server s1, which has some data in it. It is now time to expand the group by adding the other two servers configured ...
https://dev.mysql.com/group-replication-deploying-locally.html
For example: [mysqld] # server configuration datadir=<full_path_to_data>/data/s1 basedir=<full_path_to_bin>/mysql-8.0/ port=24801 socket=<full_path_to_sock_dir>/s1.sock These settings configure MySQL server to use the data directory created earlier ... The most common way to deploy Group Replication is using multiple server instances, to provide high ...
https://dev.mysql.com/group-replication-ipv6.html
IPv6 addresses, or host names that resolve to them, can be specified as the network address that the member provides in the group_replication_local_address option for connections from other members. If a host name specified as the Group Replication ... From MySQL 8.0.14, Group Replication group members can use IPv6 addresses as an alternative to IPv4 addresses for communications within the ...
https://dev.mysql.com/innodb-memcached-troubleshoot.html
memcached connections are blocked from accessing tables that contain an indexed virtual column. Accessing an indexed virtual column requires a callback to the server, but a memcached connection does not have access to the server code. This section ...
https://dev.mysql.com/log-file-maintenance.html
Execution of log-flushing statements or commands requires connecting to the server using an account that has the RELOAD privilege. (See Section 4.10, “Unix Signal Handling in MySQL”.) Signals enable log flushing to be performed without having to ... As described in Section 5.4, “MySQL Server Logs”, MySQL Server can create several different log files to help you see what activity is taking ...
https://dev.mysql.com/miscellaneous-functions.html
INET_NTOA(expr) Given a numeric IPv4 network address in network byte order, returns the dotted-quad string representation of the address as a string in the connection character set. Two calls to UUID() are expected to generate two different values, ...The function return value and type are the same as the return value and type of its argument, but the function result is not checked for the ONLY_FULL_GROUP_BY SQL ...
https://dev.mysql.com/multiple-unix-servers.html
If you specify localhost as the host name, mysqladmin defaults to using a Unix socket file connection rather than TCP/IP. Thus, connections for those clients are automatically directed to the second server. Note The discussion here uses mysqld_safe ...
https://dev.mysql.com/mysql-cluster-config-send-buffers.html
This parameter is used in the config.ini file [tcp] section, and denotes the amount of unsent data (in bytes) that must be present in the send buffer before the connection is considered overloaded. When such an overload condition occurs, ... The NDB ...
https://dev.mysql.com/mysql-cluster-installation.html
The result is that each data node connects to the management server, but cannot tell when any other data nodes have connected, and so the data nodes appear to hang while starting. Standard 100 Mbps or 1 gigabit Ethernet cards are installed on each ... This section describes the basics for planning, installing, configuring, and running an NDB ...
https://dev.mysql.com/mysql-cluster-ndbinfo-error-messages.html
The error_messages table provides information about The following table provides information about the columns in the error_messages table. For each column, the table shows the name, data type, and a brief description. Additional information can be ...
