Davoud Teimouri - Virtualization and Data Center Blog
Unity XT storage arrays are designed for performance, optimized for efficiency and built to work in multi-cloud environment. Actually Unity XT storage array is mid-range storage array family but this family is capable for enterprise workloads. Enterprise businesses needs protection and needs business continuity solutions. Typically, mid-range storage array has no native business continuity solution but Unity XT offers Unity XT Metro Node as business continuity solution.
Alpine Linux is an independent, non-commercial, general purpose Linux distribution designed for power users who appreciate security, simplicity and resource efficiency. Alpine Linux is “Small, Simple and Secure”.
Each workload needs to proper processor for processing, some workloads need to more cores and threads and some workloads need to more power. Today, Data Centers are changing and workloads as well. Applications are moving to Cloud Native platforms and virtualization needs more density instead of processing power. Arm (Advanced RISC Machines) is going popular for cloud workloads and server products because ….
This is a review post about an amazing software which made to be time reference in network with some unique features. Network Time System made by Softros Systems and provides a solution to system time maintenance problems.
We are going to upgrade our ESXi servers and this is a bad news for us. Upgrade Fails From March 2020 HPE ESXi 6.5 U3, 6.7 U3 Custom Image to May 2021 HPE ESXi 6.7 U3, 7.0 U1, 7.0 U2 Custom Images.
VMware Horizon View provides solutions for remote working and access to business from anywhere. Users be able to use virtual desktop or applications via secure and fast display protocols such as PCoIP or VMware Blast. VMware did support monitoring VMware Horizon View via vRealize Operations (vROps) for Horizon but recent versions are not supported. You have to use third-party software or services such as ControlUp or develop your solutions.
CentOS born from nothing and was everything for some businesses but Red Hat deposed him from the kingdom. I have published a post about CentOS Replacement Candidates and Rocky Linux was one of candidates. Rocky Linux was under development by Rocky community and release candidate version of Rocky Linux was released on April 30, 2021.
During virtualization revolution, IT administrators was be able to use single physical host as virtualization host and providing compute resource for multiple services. Now IT world is going forward and companies moving their services to Cloud-Native Application or Container. Compared known Virtualization and OS Level Virtualization, using less storage capacity is the biggest benefit of OS Level Virtualization or Containerization. Most known Hypervisors are not made for OS Level Virtualization and Containerization needs Container Host. Container Host can be a known Operating System such as Linux distributions. There are some OS has specially made for Containerization such as VMware Photon OS.
This is a sad story. We are not using any Directory Service such as Active Directory (I was fighting for active directory during past 4 years!) because of Gap of Knowledge in our department.
HashiCorp is one of leaders which providing automation tools for large-scale of cloud solutions. Let’s see which solutions provided by HashiCorp.
Ansible is one of most popular IT automation systems but if you want to have User Interface for Ansible, you have few options. Red Hat offers Ansible Tower as an enterprise edition of Ansible which includes an UI. Ansible Tower (AWX Project) is available as community edition but some version may be released with minimum of tests. There is another Open-Source project that you can use it, Ansible Semaphore.
Group Policy is Windows administrators’ favorite management tools that provides centralized management and configuration of operating systems, applications, and users’ settings in an Active Directory environment.
CentOS was most popular operating system for cloud but Red Hat acting same as COVID-19 and change the world forever. CentOS was a real Community Enterprise Operating System but till December 2020.
Sometimes you need to do troubleshooting about storage connectivity but you don’t have access to datacenter or SAN switches and you need to shutdown one of HBA ports to check server side problem. If the port was a network adapter port, disabling was to easy but what about HBA port on operating system?
There was some uncompleted alerts that we did fix the issues on our storage system but alerts are still remains.
