May 1, 2015 
1 min readGood morning. This is Infra Miyashita. The graph settings of zabbix are not displayed in Japanese by default. *This is when the item name is in Japanese. The operating environment looks like this. OS: CentOS release 6.5 (Final) Version: zabbix-server-2.2.3 If you look at the graphs created in "Monitoring Data" → "Graphs", the Japanese part becomes □ as shown below. ...
April 3, 2015 2 min readGood morning. This is Infra Miyashita. In the era of big data, various data and graphs are overflowing. This is a story about such graphs. I would like to use the actual graph used in infrastructure operation to see what is happening and what kind of measures need to be taken. This is a graph that takes the query statistics of bind in munin. The OS will be CentOS release 5.9. ...
March 25, 2015 2 min readGood morning. This is Infra Miyashita. Recently, OpenSSL vulnerabilities have been frequently discussed. Therefore, this time I will introduce the setting to terminate SSL using KSSL. 1. Environment server: Oracle Spark Enterprise T2000 OS: solaris10 This is a very old environment. Configuration: In a container configuration, the WEB server is built in the local ZONE. ...
March 13, 2015 3 min readGood morning. This is Infra Miyashita. Last time, we explained the installation of source tree and key registration, so this time we will explain the connection with gitlab. Since there is gitlab in the company, it is assumed that you will be connected to gitlab. (Of course, you also have a gitlab account) Select "SSH keys" from the menu on the gitlab profile screen. ...
March 3, 2015 3 min readGood morning. This is Infra Miyashita. It is common to connect an AWS VPC and office with a VPN, but depending on the configuration, the downloaded config may not work well. In this article, I would like to summarize the settings that had to be changed in the following environment. \[shell\]Region: Singapore Router: YAMAHA RTX 1200 Routing Information: Static\[/shell\] VPN...
February 24, 2015 3 min readGood morning. This is the Miyashita of infrastructure. There is gitlab running in the company, but I am having trouble with fewer people using git than I thought, probably because there are few people who can use CLI. Recently, it seems that you can fully experience Git with Windows tools, so this time I would like to introduce "SourceTree". ...
April 30, 2014 4 min readGood morning. This is the Miyashita of infrastructure. Just before the start of Golden Week, I took the "AWS Certified Solution Architect – Associate Level", so I will introduce the exam procedure and study content to the extent that it does not violate the confidentiality obligation. ○ About the exam and up to the application The blueprint is open for the scope of the exam, so please check there for accurate information. blueprint...
April 23, 2014 2 min readGood morning. This is the Miyashita of infrastructure. This time it will be a log-related setting for nginx. * * * 1. Introduction 2. About ngx\_http\_geo\_module 3. Configuring nginx 4. Reference site * * *...
April 10, 2014 3 min readGood morning. This is the Miyashita of infrastructure. I usually focus on the cloud, but I have attached a USB HDD to solaris, so I will introduce the procedure. Environment: solaris10 Equipment: SPARC T2000 HDD: 500GB USB portable hard disk with IO data ○ 1st time I tried to connect it without thinking too much. You can see that the logs appear in the messages and are recognized. ...
March 10, 2014 4 min readGood morning. This is the Miyashita of infrastructure. Redmine for the company is old, so I am considering replacing it. I wanted to prepare a verification environment with as little effort as possible, so I tried preparing Redmine using AWS cloudformation. * * * 1. Introduction 2. Create an instance in CloudFormation 3. Configuration after the instance starts * * *...
February 21, 2014 3 min readGood morning. This is the Miyashita of infrastructure. This is the procedure for setting SSH when attaching or removing a server's virtual IP from a terminal. This is an image of a place where IP is failed by hand inside MHA. The way to perform root privileges with an SSH connection is to enable public key authentication with root. - Switch to root so that the logged-in user can sudo. ...
January 10, 2014 2 min readGood morning. This is the Miyashita of infrastructure. This section shows how to restore the backup data obtained in Mondo Rescue last time. * * * 1. Introduction 2. Restoration 3. Reference site * * *...
