utorok 17. mája 2011

Pozor na pripojenu fyzicku CDROM mechaniku!

Dnes som nasiel problem, ktory mi dlhodobo a pravidelne sposoboval vypadky dostupnosti virtualizovaneho servera. Na istu chvilu prestal sietovo komunikovat, asi 6-7 pingov, pocas coho prestala reagovat aj konzola vSphere klienta.
Log virtualnej stanice neukazoval pocas daneho pravidelneho vypadku absolutne nic.
Skusil som teda pozriet konfiguraciu virtualizovaneho hardware a nasiel som podozrive nastavenie CDROM, ktore mapovalo fyzicku CDROM mechaniku podkladoveho servera. Akonahle som nastavenie odstranil, vypadky prestali!

Takze pozor na namapovane fyzicke zariadenia!!!

pondelok 16. mája 2011

Koniec uvazovania z rokov sedemdesiatych

Pekne citanie... :)

Zdroj:
IT Needs To Shake Off Its 1970s Mindset, Says VMware CEO
http://blogs.wsj.com/tech-europe/2011/05/12/i-t-needs-to-shake-of-its-1970s-mindset-says-vmware-ceo/?mod=yahoo_hs

VMware Labs - nove miesto developerskej spoluprace

VMware zalozil nove online miesto developerskej spoluprace.
Nazov projektu je VMware Labs http://labs.vmware.com/
Zaujimave projekty su napriklad PXE Manager for vCenter, ako aj Thinapp zvirtualizovana aplikacia VMware vSphere Client 4.1.

Zdroj:
PXE Manager for vCenter
http://labs.vmware.com/flings/pxe-manager

Thinapped vSphere Client
http://labs.vmware.com/flings/thinapp-vsphere

VMware sponzoruje vyvoj na akademickej pode

Dvakrat do roka realizuje VMware Academic Program (VMAP) sponzoring prostrednictvom VMware Academic Research Awards.

Award Information

Funding Award Up to $250,000
Duration of Proposed Research One to three years (preference for one year projects, renewable based on results)
Funding Type Gift or Grant (to be determined on a case by case basis)
Student Internships Summer internship for each student on the project for each summer during the duration of the project
Submission and Correspondance funding@vmware.com

Zdroj:
VMware Sponsored Academic Research
http://labs.vmware.com/academic/sponsored-research

Skontrolujte si nastavenia vasej virtualizovanej infrastruktury s nastrojom VMware Compliance Checker for vSphere

Stiahnite si free nastroj na kontrolu nastaveni vo vasej virtualizovanej infrastrukture. Jednoduchy nastroj, kde zadate hostname/IP vCenter a nasledne softver zozbiera nastavenia a doporuci zmeny podla best practices.

Zdroj:
VMware Compliance Checker for vSphere
http://www.vmware.com/products/datacenter-virtualization/vsphere-compliance-checker/

Sledujte stav virtualnej infrastruktury cez VMware vCenter Operations

Skuste otestovat riesenie VMware vCenter Operations. Produkt je urceny na dohlad virtualizovanej VMware infrastruktury.
Nasadenie je pomerne jednoduche. Treba stiahnut virtual appliance, zapnut, zalicencovat a napojit na vCenter.

Zdroj:
http://www.vmware.com/products/vcenter-operations/overview.html

Sietova priepustnost 27 Gbps? Preco nie. Citaj novy dokument VMware vSphere 4.1 Networking Performance

Testovany virtual Linux SLES 11 dosahuje vykon 27 Gbps. Priepustnost bola dosiahnuta pri komunikacii VM-VM na rovnakom ESX, s jednym virtualizovanym vmxnet sietovym adapterom!

Zdroj:
VMware vSphere 4.1 Networking Performance
http://www.vmware.com/resources/techresources/10181

VMware je novy Microsoft? :)

Zdroj:
VMware Is The New Microsoft, Just Without an OS
http://gigaom.com/cloud/vmware-is-the-new-microsoft-just-without-an-os/

Kriticky Update na ESX 3.5

Urobte Update na VMware ESX 3.5

Zdroj:
Critical Impact: VMware ESX 3.5, Patch ESX350-201012410-BG: Apply this patch to continue applying patches on ESX 3.5 hosts after June 2011
http://kb.vmware.com/kb/1030001