Programmer Group

Built a set of elk by myself 7.x Version environment found that using filebeat to collect nginx or apapche could not customize the directory log directory. If you customize the log directory, it would not be segmented. If you use the default log location, it would be segmented The solution is hereby recorded Default load path [root@kangcw e ...

Forward link http://www.python3.vip/tut/webdev/django/17/ Installing Redis on Linux It is recommended to compile and install the source code, so that you can freely choose the Redis version to install. For example, on centos 7, log in as root and execute the following commands to download, decompress, compile and install wget http://downl ...

What is Kickstart Installations? Kickstart Installations for unattended automatic installation Kickstart files, which are ready before installation, can be used to automatically perform the installation. It can be saved on a single server system and supports one to many: that is, a single file installs CentOS on multiple computers All Kickst ...

Summary In the monitoring system, we usually divide the monitoring into white box monitoring and black box monitoring Black box monitoring: the main concern is generally what is happening. For example, when an alarm occurs and the service interface is abnormal, this monitoring is the monitoring that can be seen from the user's point of view, ...

1, Classes and objects Class is the reflection of the entity of the real world or the thinking world in the computer It encapsulates data and operations on it Compare a class to a template, through which many objects can be generated 2, Constructor $ vim s3.py class Student(): name = '' age = 0 def do_homew ...

Download the tar of mysql binary installation file, and place the GZ package in / usr/local / Run script file #!/bin/bash function Cuser { groupadd -g 27 -o -r mysql useradd -M -N -g mysql -o -r -d /usr/local/mysql/data -s /bin/false -c "MySQL Server" -u 27 mysql } function file-tar { cd /usr/local/ ...

Originally, I wanted to use CEPH fuse, but as a result, I always reported mount can't read super Block error, but I only installed the rpm package of CEPH fuse for the host. kublet is actually using the kernel mount mode to mount cephfs. This is a mistake that can't be repeated. But how to specify kubelet to use CEPH fuse to mount cephfs? I goo ...

1. Overview Spring Data ElasticSearch simplifies native ElasticSearch Characteristic: Based on the @ Configuration configuration, as long as it is configured in the yml file, it can be used in the project. Tool class ElasticsearchTemplate ES template, similar to general mapper, operates ES through object Provides a Repository for th ...

0x00 introduction to rabbimq RabbiMQ is developed with Erlang, which is very convenient for clustering. Erlang is a distributed language by nature, but it does not support load balancing. RabbiMQ mode RabbitMQ mode can be roughly divided into the following three types: (1) the first mock exam. (2) Normal mode (the default cluster mode). (3) Mi ...

No matter which partition mode is adopted before, it cannot be partitioned The producer partition's divider partition selection determines which partition to send messages to when multiple partitions exist sarama has multiple dividers: sarama.NewManualPartitioner() //Returns a manually selected partition divider, that is, to get the 'partition' ...