How to scan new FC LUNS and SCSI disks in Linux ?

How to scan new FC LUNS and  SCSI disks in Redhat Linux without rebooting the server?  Most of the Linux beginners have wondering how to do this and this article will be for them.It may look like very simple as we perform this in daily operation to scan luns but system has many work to do in background when you execute storage scanning commands. Redhat says this type of scan can be distributive,since it can cause delays while I/O operation timeout and remove devices unexpectedly from OS.So perform this scan when really you want to scan the disks and LUNS.

Scanning FC-LUN’s in Redhat Linux

1.First find out how many disks are visible in “fdisk -l” .

Oracle Linux Fibre Channel Configuraiton

How to check Fibre Channel HBAs in Linux

Fibre Channel (FC) Host Bus Adapters(HBA) are interface cards that connects the host system to a fibre channel network or devices. The two major manufacturers of FC HBAs are QLogic and Emulex and the drivers for many HBAs are distributed in-box with the Operating Systems. If the drivers are not available on your Linux version, you need to install them manually and load the modules in kernel

Here is a step by step guide to verify that your FC HBAs installed and configured correctly.

Step-1: Determine the Manufacturer and Model of the HBAs.

Run the lspci command to list all PCI cards detected on the system.

HTTP/1.1 New Application Failed

C:\Windows\System32\inetsrv\config\applicationhost .config dosyasını aç

<sectionGroup name=”system.webServer”>
<section name=”asp” overrideModeDefault=”Deny” /> satırını bul

“Deny”yi “Allow” yap kaydet