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Rubén Llorente ... is easy enough (superuser privileges are required): arp -s 192.168.90.55 00:0c:29:c1:91:b1 The last field of the command is the MAC address, which is the unique identifier of the network device to which

Rubén Llorente ... "webservice" { 21 listen on 192.168.3.30 port 80 22 protocol "http" 23 forward to port 80 mode loadbalance \ 24 check http "/index.html" code 200 25 } 26

Rubén Llorente ... because Sake sets a number of shell variables that are passed to the task being run, which can include: S_NAME S_HOST S_USER S_PORT S_TAGS Listing 3 Multi-OS Upgrade Task

. OpenStack entered the game with Swift, which is also an object store in the classical sense. Moreover, you have those who provide object stores as a service for users, such as Amazon S3 or Dropbox ... Admins can solve typical mail server scalability problems with Dovecot’s Amazon S3 plugin and the Ceph distributed object store. ... Dovecot and S3 ... Scalable mail storage with Dovecot and Amazon S3

Rubén Llorente ... either OpenPGP or S/MIME keys into the Nitrokey (see the "What is OpenPGP?" box). The steps for changing the PINs are very intuitive (Figure 3), but key initialization is not. What is Open

Among the number of burgeoning Kubernetes distributions available today is the excellent production-ready K3s [1], which squeezes into a tiny footprint and is suitable for Internet of Things (Io ... A zero-ops installation of Kubernetes with MicroK8s operates on almost no compute capacity and roughly 700MB of RAM. ... MicroK8s ... Zero-Ops Kubernetes with MicroK8s

SSH and sFTP hold several hidden treasures within their config files that you might not know about, especially if you are a new sys admin. Even if you have been using them for a while, a review ... The scope and functionality of SSH and sFTP provides both secure remote access and secure file transfers. ... SSH and sFTP Config

John Fruehe, AMD’s Director of Product Marketing for the server and embedded space, gives you an inside look at what’s coming with Bulldozer and what it means for HPC vendors and customers. ... product introductions; to take advantage of new features, you will need to have support in the software. Some of the new instructions, like SSSE3, SSE4.1, SSE4.2, AES-NI, and other instructions, are already ... AMD is poised to announce a new generation of processors, including the Bulldozer series, which is targeted for data centers and HPC implementations. We asked John Fruehe, AMD’s Director of Product ... Interview: AMD’s John Fruehe, Director of Server Product Marketing ... Interview: AMD’s John Fruehe, Director of Server Product Marketing

into continuous integration and continuous deployment (CI/CD) pipeline tests and IoT appliances. The super-portable k3s [2] Kubernetes distribution is a lightweight solution to all the capacity challenges ... The k3s lightweight and secure Kubernetes distribution can handle both unattended workloads in remote locations with minimal resources and clusters of IoT appliances. ... Kubernetes k3s lightweight distro

The Amazon Simple Storage Service (S3) protocol has had astonishing development in recent years. Originally, Amazon regarded the tool merely as a means to store arbitrary files online ... MinIO promises no less than a local object store with a world-class S3 interface and features that even the original lacks. ... MinIO: Amazon S3 competition