Tag Archives: Linux

Redis: main configuration parameters and performance tuning overview

10 September 2019
 

 Currently configuring Redis server as our backend caching service and during that wrote this post with some things to pay attention at in Redis config file. Shortly enough but with links to other posts or documentation. Let’s begin with the redis-benchmark utility. Will be installed alongside with Redis service, so can be used right after… Read More »

Redis: fork – Cannot allocate memory, Linux, virtual memory and vm.overcommit_memory

28 August 2019
 

 Currently, I’m configuring a Redis as a caching service for our application and during that, I faced with the question: do I need to set vm.overcommit_memory to the value 1, i.e. disable it – or not? The question is quite old for me, see The story, but only now I found time to get to… Read More »

Linux: GPG-keys, Pass – passwords manager, and passwords import from the KeePass database

25 April 2019
 

 pass – a password manager for Linux/UNIX. Stores data in tree-based directories/files structure and encrypts files with a GPG-key. In Arch Linux present by default, in Debian can be installed using apt from default repositories: [simterm] $ sudo apt install pass [/simterm] For macOS can be installed with Homebrew: [simterm] $ brew install pass [/simterm]… Read More »

JetBrains Upsource: installation, configuration on Linux with NGINX and SSL and PyCharm integration

2 April 2019
 

 Upsource is a self-hosted service from JetBrains for code reviews by teams of developers which can be integrated with any IDE from JetBrains. Is a Java-based application with Apache Cassandra as a backend for storing data and indexes. Minima requirements – 8 GiB memory on a host – not surprise at all. Up to 10… Read More »