Magic7 !!!

7 Log files

vmksummary.log – Abrupt Host reboots
boot.gz log – Slow Boot Issues
hostd & hostd-probe.log – ESX Not Responding
vmware.log – Virtual Machine Issues
vmkernel.log – Storage Issues
vobd.log – Network & Storage Issues
fdm.log – High Availability (HA) Issues

7 ESX Commands

1.ESXCLI – Monitoring or configuring ESXi infra settings

esxcli network ip neighbor list – Displaing ARP for Neighbor
esxcli vm process list

2. VSISH – VMkernel Suys Info Shell

Hardware
vsish get /bios
vsish get /hardwareinfo

Network
vsish get /pNics /vmnic1
vsish get /portsets /vSwitch0

Storage
vsish get /scsifw/devices/
vsish get /scsifw/adapters/

3.VIM-CMD – Managing ESXi server & Virtual Machine related configurations

vim-cmd /vmsvc/getallvms
vim-cmd vimsvc/task_list

4. VMKFSTOOLS – for management of VMFS volumes & virtual disk from command line

vmkstools -e Test_VM-000004.vmdk – Snapshot check Consistency check
vmkstools -x check Test_VM-000004.vmdk – Check or Repair the Virtual Disk

5. MEMSTATS – Memory statistic

memstats -r vm-stats -s name:balloonTgt:ballooned:swapTgt:swapped:mamSize:mapped:active
memstats -r swap-stats -s name:isSwapping:swapped:swapIn:swapout -u mb

6. PKTCAP-UW – Packet capture analysis tool

pktcap-uw –trace –vmk vmk0 |less

7. ESXTOP – Link

7. Configuration File

1. /etc/vmware/esx.conf   -Holds information about Storage, Network and Hardware
2. /etc/vmware/hostd/vminventory.xml    -Virtual Machine Inventory list update on the ESXi
3. /etc/vmware/hostd/authorization.xml -vCenter to ESXi host connection -authorization
4. /etc/vmware/vpxa/vpxa.cfg   -vCenter and ESXi connectivity
5. /etc/vmware/vmkiscsid/iscsid.conf    -iSCSI configuration file
6. /etc/vmware/fdm    -FDM config with Clusterconfig, Hostlist and VM metadata
7. /etc/vmware/license.cfg   -License configuration file for ESXi host