"Kubernetes in all fields!" - an interview with the program committee of the conference DevOops

"Kubernetes in all fields!" - an interview with the program committee of the conference DevOopsPreviously, the docker was a cool, youthful thing in itself. And then somehow the docker stopped being interesting: he just is, he is at everyone and in everything. On it all the micro services, Kubernetes, devops - anything. At the same time, people drag the containers into their mouth whence they do not get. They often do not even know what lies inside.
 
 
What is now interesting for DevOps engineers? The team of superheroes - the program committee of the DevOops conference - fell into a diabolical trap in Hangouts and answered the questions for an hour. (Who are all these people - see ...
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Come and learn classical administration: regulations, tools, scripts Southbridge

For 10 years, Southbridge has created a work standard that allows one administrator to support 150 servers, quickly carry out the initial configuration, easily transfer the project between administrators and groups, immediately see what the night attendants did, quickly enter the course after the holiday, and, of course, provide customer reliability and security infrastructure.
 
From the 22nd to the 24th of October Southbridge conducts intensive work for system administrators, where it will show its approaches, regulations, tools, instructions and scripts.
 
Come and learn classical administration: regulations, tools, scripts Southbridge
 
In f...
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ZFS and disk access speed in hypervisors

ZFS and disk access speed in hypervisorsThis article publishes the results of measurements of the speed of access to the file system inside the hypervisor in various versions of the ZFS installation. To all who are interested I ask under the cut, I warn about the presence of a large number of images under the spoilers (optimized).
 
kvaps ), However I could not find comparative performance tests of virtualized machines on the Internet (maybe badly looked for?). So I decided to build a test platform for my comparative study.
 
 
My article does not pretend to any scientific discoveries, it is unlikely to help professionals who have ...
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Integration of 3CX with 1C: Trade Management

Integration of 3CX with 1C: Trade ManagementBy the numerous requests of partners and customers, we have released server integration 3CX v15.5 with the popular 1C: Enterprise system.
 
 
Integration is an extension of the typical configuration "Trade Management, edition 11 (???.167) for Russia" ( .cfe file ), Which is installed in the configuration in the standard way (see below). On the side of the 3CX server, a CRM template is loaded to interact with the web service of the published 1C configuration.
 
 
1C Configuration Extension: Trade Management implements the REST API, which maps incoming call numbers to counterparty numbers in ...
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10 free SSL /TLS diagnostic tools for the

10 free SSL /TLS diagnostic tools for thewebmaster.You are often forced to solve problems related to SSL /TLS if you are a web engineer, webmaster or system administrator.  There are many online tools for working with SSL-certificates , testing weak points in the SSL /TLS protocols, but when it comes to testing the internal network based on URL, VIP, IP, then they are unlikely to be useful.     To diagnose internal network resources, you need separate software /tools that you can install on your network and conduct the necessary verification.  Various scenarios are possible, for example:   there are problems withInstalling the SSL certificate ...
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Connection of FXS-gateways Grandstream GXW421? GXW422? GXW423? GXW4248 to 3CX

Connection of FXS-gateways Grandstream GXW421? GXW422? GXW423? GXW4248 to 3CX  
 

Introduction


 
In the latest update 3CX v15.5 Update 6 added support for FXS and FXO gateways Grandstream. FXS-gateway is an excellent solution in the situation, if you already have a large fleet of analog phones and you need to quickly update the communication core of the company without changing the devices. There is also another situation - ATS, working in the hotel. The rooms are often already equipped with special hotel phones with additional functions and coordinated design. It makes sense to leave them, especially since they do not perform any special corporate telephony functions.
 
 
The ...[/h]
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Well-forgotten new: after years comes the successor of MikroTik RB2011

Well-forgotten new: after years comes the successor of MikroTik RB2011
 
It's no secret that in many small businesses, flats and user's homes, routers of the RB2011 family still work. At the time of its appearance, the old people were quite unique (and controversial) offer, but after years it became clear that the series, which is called, "went to the people," effectively becoming the flagship of the SOHO segment of Mikrotik.
 
The years passed, the bandwidth of the channels grew. Users wanted more, and MikroTik in 2015 announced new devices of the family
RB3011
, which were to replace veterans.
 
However, in this place something went wrong. ...
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From the clouds to the ground: how to create production-grade Kubernetes in any conditions

From the clouds to the ground: how to create production-grade Kubernetes in any conditionsAll good! Well, that's the time for the next our course on Devopes . Probably, this is one of the most stable and standard courses, but at the same time it is the most diverse in terms of students, since no group has ever looked like another: in one the developers are almost completely, then in the next engineers, then admins and so on. And it also means that the time has come for interesting and useful materials, as well as for online meetings.
 
 
Go.
 
 
This article contains recommendations for launching the production-grade Kubernetes cluster in an on-premise data center environment ...
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Why do you need Splunk? Monitoring the operation of IT infrastructure

Why do you need Splunk? Monitoring the operation of IT infrastructure  
 
 
How did the server shutdown affect the health of the infrastructure as a whole?
 
Can you predict the deterioration of the infrastructure?
 
What impact does critical service have on the system?
 
 
In this article we will talk about how Splunk can help in finding answers to these questions.
 
system. Splunk , specializing in the collection of real-time logs, processing and performing complex searches, rapid analysis of data and the creation of dynamic dashboards and alerts.
 
 
In previous articles, we already wrote about how Splunk can be used for ...
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From the sysadmin to the man

From the sysadmin to the man

 
 
DevOps has at least two established views - from system administrators and from developers. The first usually boast of using Chef /Puppet /Ansible /Docker c 200X, the latter believe that DevOps either outlived itself and leads to NoOps, or that "I wrapped everything in a container, and then how it goes."
 
 
Business at the same time reads about DevOps in articles and hopes that the guys from below will figure out what to do with it. In this case, DevOps itself does not happen, the business is not like Google, the company does not become turquoise, people do not create new approaches for testing ...
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