Jan D.

Jan D.

"The only real security that a man will have in this world is a reserve of knowledge, experience, and ability."

VMWare version/update identification

Open VMware vSphere and select About or mark vCenter and version will be displayed. Then find relevant Build number in index table on link below. https://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1014508

Reduce wasted time

RescueTime is a tool that allows you to easily understand and optimize how you and your team spends their time and attention. One of the most important things about RescueTime is that there is NO DATA ENTRY. A personal analytics service…

WTF is SVF

Huawei’s Super Virtual Fabric (SVF) technology virtualizes multiple devices into one logical device to shield complex connections among devices and implement unified management and control of network devices. Huawei CSS/CSS2 and iStack are horizontal virtualization technologies that virtualize multiple network…

HCNA Storage Huawei Certification

Those who are interested in HCNA can get Huawei certification resources form training website,if you want to study ICT tech and solution,training and support website are good to start with. HCNA-Storage e-learning: !createNavi#navi%5Bid%5D=MW000001_term1000025185&navi%5B_url%5D=spte-routshow&params%5BcourseId%5D=Node1000006327 HCNA-Storage PDF: !createNavi#navi%5Bid%5D=M008_term1000025185&navi%5B_url%5D=spte-train-face-router-project&params%5BcourseId%5D=Node1000004773 Others  certification are like this above First…

Capital C movie

Great inspirational movie about crowdfunding now available on Netflix. Funded by 586 people from 24 countries through a crowdfunding campaign on kickstarter, CAPITAL C is the first feature length documentary dedicated to crowdfunding. Over the course of more than three…

Oracle table space used check

with t as (select t1.tablespace_name, round(t1.tot / 1024 / 1024, 2) tot, round(t2.free / 1024 / 1024, 2) free, round((t1.tot – t2.free) / 1024 / 1024, 2) used, round((t1.tot – t2.free) / t1.tot * 100, 2) per from (select tablespace_name,…

HW and OS time not aligned

run as root: # date;hwclock compare with date output if not aligned – verify timezone settings # hwclock –systohc NOTE: Before changing the hardware time, it is recommended that you run date to check whether the system time zone is…

Unlock Oracle

Ulock oracle after note shutdown during backup   xhost:/dev/diskgroup # ll total 0 lrwxrwxrwx 1 root root 54 2015-12-14 14:50 dg_data -> /dev/disk/by-id/scsi-360022a11000e1c4c21965a9300000006 lrwxrwxrwx 1 root root 54 2015-12-14 14:50 dg_index -> /dev/disk/by-id/scsi-360022a11000e1c4c2196629300000007 lrwxrwxrwx 1 root root 8 2015-12-14 14:50…

Examining factors of the NFV

Good to read as refference for NFV solution deployment. Great NFC POC studies can be found here. Network flexibility via programmatic provisioning Taking advantage of the open source pace of innovation—ever-emerging improvements in both the telecom and the traditional IT space…

MANO – Management and Orchestration

Having the ability to spin up network components in matter of hours instead of months, allows agility, but it can also create chaos! Within virtualisation and NFV the need for proper management has been highlighted from an early stage. It…