Showing posts from July, 2015

VMware ESXi command line

Following are some useful commands I'm using in daily management of VMware ESXi 5.5 servers. Showing the ESXi Gateway alternate to "netstat -rn" in Linux:  # esxcfg-route -l Alternate to "arp" command in Linux: # esxcli network ip neighbor list List of all registered VMs:  # vim-cmd vmsvc/getallvms Restart the vpxa and ESXi host management agents: # /etc/init.d/hostd restart # /etc/init.d/vpxa restart Restart all the mgmt services in the ESXi host: # /sbin/ restart Restart VMware vCenter services: Remote desktop to Windows vCenter server, in the services, restart "VMware VirtualCenter Server". Same goes to restarting vCenter Inventory as well. Alternate to "top" in Linux: # esxtop  Check ESXi version and update level: #vmware -vl    VMware ESXi 5.5.0 build-2068190    VMware ESXi 5.5.0 Update 2 Listing the files that are opened and being used by VM: # vmkvsitools lsof | gre

Add new Hard Disk to Linux LVM on VMware

If you decided to add or expand some space to your Linux server running on top of the VMware, here is how to do it by adding new hard disk to your VM. VMware side: 1. In the vSphere client, right click on the desired VM and choose "Edit Settings" 2. In Hardware tab, click Add and choose "Hard Disk" and click next until new disk has been added to VM. Within the Linux VM:   1. Detecting new hard disk We need to check if Linux sees new hard disk: # fdisk -l Disk /dev/sda: 214.7 GB, 214748364800 bytes 255 heads, 63 sectors/track, 26108 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x000da861    Device Boot      Start         End      Blocks   Id  System /dev/sda1   *           1          64      512000   83  Linux Partition 1 does not end on cylinder boundary. /dev/sda2              64       26109   209202176   8