Monitoring Server Logs Depending on which version of ESXi you have installed, a different set of logs is available for monitoring: ESX/ESXi Logs by Version ESX/ESXi Version Logs ESXi 6.0 /var/log/vmkernel.log /var/log/hostd.log /var/log/vpxa.log ESXi 5.0, 5.1 and 5.5 /var/log/vmkernel.log /var/log/hostd.log /var/log/vpxa.log ESXi 4.1 /var/log/vmkernel.log /var/log/hostd.log /var/log/vmware/vpx/vpxa.log /var/log/messages ESX 4.0 and 4.1 Classic /var/log/vmkernel /var/log/vmware/hostd.log /var/log/vmware/vpx/vpxa.log /var/log/messages /var/log/vmksummary /var/log/vmkwarning Monitor a server log 1 In the RSE, highlight an ESXi host. 2 Select VMware > Monitor System Logs from the right-click menu. A view opens for the ESXi host logs. A default log displays. 3 To select a different log, use the drop-down menu. The log displays. Use the scroll controls to move back and forward through the log.