Python scripts monitor docker containers and pythondocker containers
This article provides an example of how to monitor docker containers using python scripts for your reference. The details are as follows:
Script Function:
1. Monitor CPU usage
2. Monitor memory usage
3. Monitor network traffic
Code:
#! /Usr/bin/env python # -- * -- coding: UTF-8 -- * -- import sysimport tabimport reimport osimport timefrom docker import Clientimport commandskeys_container_stats_list = ['blkio _
Logstash 5.0 starts with an API that outputs the metrics and status monitoring of its own processes.
Official documents:Https://www.elastic.co/guide/en/logstash/current/monitoring-logstash.html#monitoring
Node Info APIHttps://www.elastic.co/guide/en/logstash/current/node-info-api.htmlPipeline Gets pipeline-specific information and settings.OS Gets Node-level info about the OS.JVM Gets Node-level JVM info, including info about threads.
Curl-s ' Localhost:9600/_node/pipeline '? prettyCurl-s ' Loca
the result less than 0 o'clock, the result will be 0. The "incr" command does not overflow.StateThe command "stats" is used to query the server's running state and other internal data. There are two types of formats. With no parameters:stats\r\nThis will then output the status, setting values, and documentation. Another format with some parameters:Stats Through Various statesAfter being subjected to the "stats
Earlier this year, Microsoft confirmed that it would bring the GATT Server APIs for WIN10 mobile devices, later this year. GATT agreements are important for wearable equipment services, such as smart bracelet, smart watch, etc.
Microsoft employee Clint Rutkas at the end of September that the Bluetooth team is working to add the GATT Server APIs to the WINDOWS10 system and will be open to Win10 Mobile Insider users first, and the SDK is coming this year. For example, the current
: Same as uid, but the user name is used;
-Stats:
-Node: defines the name of the current node. It is used when multiple haproxy processes share the same IP address in the HA scenario;
-Description: The description of the current instance;
* Performance Adjustment Parameters
-Maxconn
-Maxpipes
-Noepoll: Disable the epoll mechanism on Linux;
-Nokqueue: Disable the kqueue mechanism on the BSE system;
-Nopoll: Disable the poll mechanism;
-Nosepoll: Dis
Name spaceThe client has a lot of namespaces and can often burst out of the functionality he manages. namespaces correspond to the endpoints of various elasticsearch management. The following is a list of the completed namespaces:
name Space
function
Indices ()
Index-centric statistics and information
Nodes ()
Node-centric statistics and information
Cluster ()
Cluster-centric statistics and information
Once the millet bracelet was released, it ushered in two different voices on both sides. There are those who condemn and those who applaud.A condemned person is a profit-making person, such as an existing smart bracelet manufacturer, an investor, a channel trader, some mobile phone manufacturers who have entered or have already entered the market.The applause, of course, are numerous users.As a user, I applaud the pricing of Xiaomi smart bracelet. As a smart wearable entrepreneur, I also have to
all along, people have imagined what kind of wearable devices Apple will launch, with the same pedometer as Jawbone and Fitbit, or a smart watch like Pebble, which now looks Apple seems to have found its way to wear, starting with the music. according to foreign media reports, Apple intends to buy Beats with billionsof dollars, the deal is close to reaching. The ipod that Steve Jobs invented changed the way people listen to music, and now Cook wants t
learning management system enterprise. Disclosure: Redpoint Company is an investor of 2U company. In the past five years, seed investors have invested about 4% of their capital, but a round of investors have not followed suit.
FinTech
FinTech, including all start-ups in the Bitcoin ecosystem, had a good and bad financing situation within five years, with the 2014 Dragsaw declining and the winners of the initial financing on a massive increase in subsequent rounds of investment, bu
hour you will receive a message reminding you to "win" this hour for five minutes of exercise. It encourages you to take action immediately and is an excellent trigger.
Interesting: Users receive a lot of reminders every day, it's hard to get attention from users, and interesting triggers can stand out.
MyFitnessPal, a movement and diet tracking software, alerts users to action by repeating push. And Carrotfit, also a sports and diet tracking software, uses a serious, fun, and div
install Haproxy under Redhat
First view the system kernel version number and system name
Uname-a
Linux rh64pfcrm01kf 2.6.32-358.el6.x86_64 #1 SMP Tue, 11:47:41 EST 2013 x86_64 x86_64 x86_64 gnu/linux
Haproxy Installation
Haproxy official website Download source code installation package http://www.haproxy.org/download/1.7/src/haproxy-1.7.5.tar.gz, and copy the source package to a Linux directory
Perform the following command to install Haproxy
TAR–XZVF haproxy-1.7.5.tar.gz #解压文件
cd haproxy-1
Cookies Apart fromBackendCan be inserted into the corresponding message to the userCookies: New InsertCookiesthe nameRewirte: rewrite; back-end server may already haveCookiesRewriteInsert: Insert;Prefix: prefix;Http://cbonte.github.io/haproxy-dconv/1.5/configuration.html#4-cookieExample 1 implementation ofthe session Sticky based on cookie :( session hold )Backend WebsrvsCookie Websrv Insert NoCache IndirectServer SRV1 172.16.100.6:80 weight 2 check rise 1 Fall 2 Maxconn Cookies Srv1Server Srv2
-alive10s #默认持久连接超时时间 #timeout http-request 10s #默认http请求超时时间 #timeout queue 1m #默认队列超时时间 balance Roundrobin # Set the default load Balancing mode, polling mode #balance source #设置默认负载均衡方式, similar to Nginx ip_hash #balnace leastconn #设置默认负载均衡方式, minimum number of connections ####### #统计页面配置 ##### ### Listen stats bind 0.0.0.0:1080 #设置Frontend和Backend的组合体, name of the monitor group, customize the name as needed mode HTTP #http的7层模式 option Httplog #采用h
and must be used in batches. Therefore, we do not expect to use statements such as insert into workers values (1, 'jack') to insert data. Hive supports two data insertion Methods: Reading data from files and reading data from other tables (insert from select) where I read data from files. Create a file named worker.csv first
$ cat workers.csv1,jack2,terry3,michael
Use load data to import DATA to Hive tables
hive> LOAD DATA LOCAL INPATH '/home/alex/workers.csv' INTO TABLE workers;Copying data fr
Today, one night did not get a small thing, only to get out of the write append, and still stupid method, at least die.1 Global 2Log 127.0.0.1Local23 Daemon4Maxconn 2565Log 127.0.0.1Local2 Info6 Defaults7LogGlobal8 Mode HTTP9 Timeout Connect 5000msTen Timeout Client 50000ms One Timeout Server 50000ms A option Dontlognull - -Listen stats:8888 the Stats Enable -Sta
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