Which disks are attached to a card Fibre Channel

Is simple method check attached disk to HBA card . 1strep we net check pci of Fibre card . dmesg | grep lpfc #or lspci | grep Fiber     lspci | grep “Fibre Channel” 0a:04.0 Fibre Channel: Emulex Corporation Helios-X LightPulse Fibre Channel Host Adapter (rev 01) 0a:04.1 Fibre Channel: Emulex Corporation Helios-X LightPulse…

hp Raid control on ESX v 5,6and 7 hpssacli

Show all configuration hpssacli ctrl all show config Controller status all hpssacli ctrl all show status Show detailed controller information for all controllers hpssacli ctrl all show detail Show detailed controller information for controller in slot 0 hpssacli ctrl slot=0 show detail Rescan for New Devices hpssacli rescan Physical disk status hpssacli ctrl slot=0 pd…

“Explain Shell” by web service .

One website from category awesome “Awesome” http://explainshell.com/  great tool for fast check parameter . example command s -elf what do          

Souls files

Graphic showing the structure of the most popular files you can find there https://github.com/corkami/pics/tree/master/binary  is the great and idea  . Example tar: And gzip and more more …   you can order nice print poster for geek http://www.redbubble.com/people/ange4771  

(Torren & VPN) && || ipleak ,protect yourself

This is simple script for protect yourself when you vpn connection fails. Idea for script is simple kill torrent client when vpn not work . Script every 2 seconds checking status vpn connection in NetworkManger if vpn work  nothing do, but when vpn is down script check memory if find there process deluge or transmission kill…

Raising Elephants Is So Utterly Boring

You Linux stooped. Ctrl+Alt+Backspace does nothing, And f-keys dont respond . You installed wrong driver or overflow memory don wory Remember quote Raising Elephants Is So Utterly Boring”, “Reboot Even If System Utterly Broken This is very old magic spell  give you control when another lost hope REISUB   What is SysRq It is a ‘magical’ key…

/proc/stats

What is in proc stats example output: First block cpu info : These numbers identify the amount of time the CPU has spent performing different kinds of work. 1 st coluumn number cpu 2- user: normal processes executing in user mode 3 – nice: niced processes executing in user mode 4- system: processes executing in…