may eliminate your concerns.
Easy to use and quick to get started. I didn't spend much time researching Puppet before I used it. Think about it. Aren't we just trying to free ourselves from repetitive and complex tasks? Isn't it cost-effective to sink into another complicated thing to simplify one thing? In my experience, Ansible is very quick to get started. Ad-Hoc can be used to handle simple management tasks. You can also define the Playbook file
I. Basic Knowledge:
1. Introduction
Ansible is developed based on Python and combines the advantages of many O M tools to implement features such as batch system configuration, batch program deployment, and batch run commands. Ansible works based on modules and does not support batch deployment.The ansible module is actually deployed in batches, and ansible is just a framework(1) connection plugins: communicates with the monitored end;(2) host inventory: Specifies the host for the operation. It
advantages of the implementation of batch system configuration, batch program deployment, batch Run command and other functions. Multiple servers can be configured to execute a single command on multiple servers simultaneously.framework of the ansible650) this.width=650; "Src=" http://img.blog.csdn.net/20170727141309802?watermark/2/text/ ahr0cdovl2jsb2cuy3nkbi5uzxqva2fpcnvpmtiz/font/5a6l5l2t/fontsize/400/fill/i0jbqkfcma==/dissolve/70/gravity/ Southeast "alt=" here to write a picture describing
1.ansible IntroductionAnsible is an automated operations tools, based on Python development, the collection of many operations tools (puppet,cfengine,chef,func,fabric) advantages, the implementation of batch (System configuration, program deployment, Run command) and other functionsAnd Ansible is based on the module work, itself does not have the ability to deploy bulk, really have a batch deployment is ansible run module, ansible just provide a framework. Mainly include:1.连接插件connetion plugins:
posters and works placed on a lamppost ad.
Hanno ' s Playbook
Hanno ' s Playbook showcases the work flow of the designer of Hanno's design, which is a rare experience for designers and design organizations.
Beautiful Maps
It collects antique maps from around the world, covering a variety of terrain, cities, villages, oceans, and so on. You must know how to use this rare material
OPENQNX Chinese Forum Index--Sihai----Universal Concentric QNX Forum
http://www.openqnx.com/chinese/viewforum.php?f=2
Reposted
It should be heard that BlackBerry released its Tablet PC playbook, hardware configuration good, seven inch screen, ARM dual core 1ghz,1g memory, 1024x600, dual camera, 1080p HD output ...Most of all, the top runner is QNX. And in the future, QNX will gradually replace the BB OS and be installed on BlackBerry phones.You d
lives on the overrides.cfg File System of Scheduler Jenkins box and pointed to by a command line parameter to (this is what remote-task Stanford does Curr ently), or in a override.cfg kept in another repo, with the repo location being supplied by yet another command-line parameter to remote-task.Sundry things is mainly kept in S3, like MySQL credentials files for the reports database or .jar libraries needed by Var IOUs tasks.Setup the API app servers (from Repo:https://github.com/edx/edx-analy
/vg_lvm/data >/dev/nullMount/dev/vg_lvm/data/mysqlMkdir/mysql/dataChown-r Mysql.mysql/mysql/dataYum groupinstall-y "Development tools" "Server Platform Development" >/dev/nullEcho-e "\033[42mgroupinstall is ok.\033[0m"Yum install-y libxml2-devel cmake >/dev/nullEcho-e "\033[42minstall is ok.\033[0m"cd/usr/local/mariadb-10.0.13/CMake. $ (mariadbarg) >/dev/nullEcho-e "\033[42mcmake is ok.\033[0m"Make make install >/dev/nullEcho-e "\033[42mmake and make install is ok.\033[0m"Cd/usr/local/mysqlecho
1.ansible IntroductionAnsible is an automated operations tools, based on the development of Python, the collection of the advantages of many operations tools (puppet,cfengine,chef,func,fabric), the implementation of batch system configuration, batch program deployment, batch Run command and other functions.Ansible is a module-based operation and does not have the capacity to deploy in bulk. The real batch deployment is the module that Ansible runs, and Ansible just provides a framework. Mainly i
, as are Windows 8. "Application development will move to the network," Microsoft said, "and build a Windows Store."
Windows 8 Flat specification parameters are not abnormal
We look forward to Windows 8 tablet because it is fundamentally different from other competitors such as Galaxy Tab or the BlackBerry Playbook ipad. Specifications are as follows: one GHz processor, 1GB memory, 802.11b/g/n Wireless and multi-capacitive display.
Windows 8 Tablet
First step: Free online application: https://www.blackberry.com/SignedKeys/
After applying, usually within two hours, RIM will put the certificate file (the BlackBerry is three files, Playbook is.) ) Sent to you
Step two: Easily import the certificate file into the development environment according to the introduction of the following website
https://bdsc.webapps.blackberry.com/CodeSigningHelp/
Step three: In the future as needed, at any time t
, while creating the Ovi online App Store. In any case, the Finnish giant has begun to awaken from silence.
As for the BlackBerry, its pace is even slower than that of Nokia. Lawrence Li says the rim system may only be suitable for people who "are good enough and don't want to change". Android's fast-growing North American market share is largely captured from the BlackBerry's declining market.
The BlackBerry's way out may be on the pons system it bought, which is now being used on the BlackBerr
1. Stop Monit on all Hadoop servers (we use Monit on line to monitor processes)
Login Idc2-admin1 (we use idc2-admin1 as a management machine and Yum Repo server on line)# mkdir/root/cdh530_upgrade_from_500# cd/root/cdh530_upgrade_from_500# pssh-i-H idc2-hnn-rm-hive ' Service Monit stop '# pssh-i-H idc2-hmr.active ' Service Monit stop '
2. Confirm that the local CDH5.3.0 yum repo server is ready
http://idc2-admin1/repo/cdh/5.3.0/http://idc2-admin1/repo/cloudera-gplextras5.3.0/
3. Update the
BlackBerry allows a number of third-party applications to be used on the device. IPad users have escaped from their mobile phones to access certain types of applications, and BlackBerry users already have access to such applications. If the BlackBerry user does not find the Third-party software they want, they may try to jailbreak the BlackBerry Playbook, install Android and Apple software. Of course, they have to bear the risk of invalid escape equi
take a group as a child of another group
You can use a group as a child of another group, and assign variables to the entire group. These variables can be used for/usr/bin/ansible-playbook, but cannot be used for/usr/bin/ansible:
[Atlanta]
Host1
host2
[Raleigh]
host2
host3
[Southeast:children]
Atlanta
Raleigh
[ Southeast:vars]
some_server=foo.southeast.example.com
halon_system_timeout=30
self_destruct_ countdown=60
escape_pods=2
[Usa:children]
so
==============================================================
The following are used in non-QT projects.
==============================================================
The BB10 IDE comes with a playaudio example program.
To create a clean project:
Select Menu New--BlackBerry C + + Project
Select Minimal Screen Application
1) Copy the playbook inside the source code, MP3 file over.
2) Modify the Bar-descriptor.xml and add the mp3 file to the assets.
to get it done.
The next step is deployment and configuration.
First, deploy:
Deployment is broken down into packages and installations:
Package_download.py-g mygroup-p mypackage_test-v 1.0.1-b master-d. -R Artifactory
This deployment is to download the package from the warehouse to the current directory.
Then the installation:
Package_install.py-p mypackage_test-v 1.0.1-b Master--same
This statement installs the package in the same location as the original one.
Here's an action like locking:
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