If the logs are stored on a local scratch disk vcenter will display an alert stating system logs on host xxx are stored on non persistent storage configure esxi syslog location vsphere web client.
Esx 6 5 system logs on host are stored on non persistent storage.
Click on edit and search for syslog global logdir.
Click the manage tab then click settings.
After a reboot the log files disappear.
Vmware esxi syslog errors system logs on host host name are stored on non persistent storage and system logging is not configured on host.
Verifying the location of system logs in vsphere web client.
When you are booting up an esxi host using a usb or sd card you might commonly get this system logs are stored on non persistent storage warning message on your esxi hosts.
For older versions you may need a reboot the host for the changes to take effect.
Thus in case of any host issues you won t be able to examine its logs or provide any data to vmware technical support team.
This means that the log files are written on the sd card.
Solved system logs are stored on non persistent storage september 13 2017 january 17 2018 vsaiyan while upgrading esxi hosts from 6 0 u1 to 6 0 u3 i got this warning as showing in below image.
I came across with this when i m implementing a cluster with dell power edge servers and hypervisor os was installed on the sd cards.
Browse to the host in the vsphere web client navigator.
After the installation finishes and you connect the first time with the vsphere client a message is displayed.
Vcenter select host configure advance system settings.