HPE OneView Warning: Overall security state of the system is at risk
You may using HPE OneView for monitoring your HPE infrastructure, if see this warning on your server health, follow this post:
Overall security state of the system is at risk
Davoud Teimouri - Virtualization and Data Center Blog
What’s HPE OneView Global Dashboard?
HPE is on of biggest companies which producing data center equipment’s and facilities. HPE has unified management and monitoring suite for server hardware, network devices and storage devices that called HPE OneView. You may have multiple data center at different geographical location and needs to monitoring all devices on same dashboard. Because HPE OneView needs access to any under managed devices via network and it’s recommended that implementing HPE OneView in local site, there are some limitations about managing and monitoring all devices on single instance of HPE OneView. HPE has introduced HPE OneView Global Dashboard for monitoring and managing multiple HPE OneView appliances.
Keycloak, Open Source Identity and Access Management
I’m not a developer or software designer but as an user, I need to Single Sign-On for web applications that those made for a software solution. Some companies developing their solutions on this regard but Keycloak already developed and available as open-source software.
I/O Block Size Best Practice on EMC All Flash/Hybrid Flash Array and Linux (Physical And Virtual)
We have a problem on our Oracle Database servers which are hosting by Oracle Linux servers, when Oracle Databases putting to Maximum Availability protection mode, some workloads impacts performance whole database ecosystem. The workloads are related to some tasks which performed from by application servers and the tasks needs huge read/write I/O on storage arrays. We are using DELL EMC Unity/Unity XT (All Flash/Hybrid Flash) family in most of projects. I did lots of searches and found nothing at first step. I had only one clue, I/O block size was very large during performing tasks by database servers.
Download and Install Windows Updates Remotely via PSWindowsUpdate PowerShell Module
Operating system is the core of any system and we have to keep operating system update cause of preventing performance issues, unplanned downtime and fix security vulnerabilities. Windows (client and servers) has a standard terminology for receiving updates monthly and most of organizations using Windows Server Update Services to applying updates of multiple servers/client. Updates would be downloaded and installed on multiple servers/clients automatically but service downtime is always the biggest concern but another concern is installing updates on multiple machines and rebooting systems during planned downtime. PowerShell and WinRM would help us when they come as PSWindowsUpdate PowerShell module!
Oracle Database CPU Core Limit For Dummies
When you have no right sizing, when you have no control what be happened on database and when you didn’t any optimization, limiting using resources by database or any other system will necessary to help server to keep working without hang. Oracle Database be able to use all processing resources on a server and other process will be dead or hang if they couldn’t receive enough time for processing. CPU is the most important component and resource on any computer system, so if you want to stable system then the needed resources should be measured by right sizing or limiting some processes to delivering minimal resources to other processes.
Major Update For DELL EMC Unity/Unity XT OE (5.2.0.0.5.173)
EMC has released new OE (5.2.0.0.5.173) for Unity/Unity XT storage array family with new major changes. The new release also contains lots of resolved issues for different components. The biggest changes are “Data Reduction and Advanced Deduplication” can now be enabled for hybrid storage pools and also dynamic pools will be expanded faster than before.
VMware Renewing vCenter Converter
During past month, VMware removed VMware vCenter Converter download links and the product will be available when new version is released.
LINBIT, Storage Solutions
As the world’s leading provider of Software-Defined Storage, High Availability, and Disaster Recovery software, LINBIT adds server clustering capabilities to any containerized, virtualized, or bare metal environment.
NFS Client Configuration For My Dummy Colleagues
NFS (Network File System) is the most popular file sharing for Linux systems to access files from remote client. NFS can be very troublesome because of misconfiguration. The most challenges with NFS is network interruption and connection problem between client and server.
