Virtualization world

ESXi servers getting into hung state frequently  after entering ESXi  credentials  through ILO, It's goes to not responding mode After checking logs of VMware and ILO and didn't found any issue or much information, based on research found it was caused by power saving mode enabled in bios is causing the issue. so we changed the power option to high performance and the issue is gone. the following are some of best practices, do your research before implementing Setting Setting Server Availability > ASR Status Disabled Advanced Options > Virtual Install Disk Disabled System Options > Power Regulator for ProLiant OS Control Mode AMD:   Advanced Options > Processor Options > AMD Virtualization Enabled AMD:   Advanced Options > Processor Options > No-Execute Page-Protection Enabled INTEL:   Advanced Options > Processor Opti...

if you are facing disk latency spikes within VMware VM's in HP Blade servers connect to Virtual Connect then check the following settings Sample Graph  Resolution: Change LLDP from "Both" parameter to “Listen” in Distributed vSwitch advanced settings and latency is below 10ms.  Note: If you are using Cisco switch configure to Both.