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ESXi on old hardware Error 10 – Out of resources failed to malloc MMIO

At home I use a old Dell Precision T5600. It has 16 cores total with 128GB of memory and while old its still good for running multiple workloads via ESXi. In the 6.x days I had no issues with ESXi, however with 7.0 I now get the CPU is unsupported as well as many other warnings. However I was able to run 7.0 Update 2 build 17867351 without issues. When I first installed ESXi I used BIOS to install and to run it since it never worked with EFI and at the time I did not bother to figure out… Continue Reading

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How to Backup Linux? 15 rsync Command Examples

Thanks to the geek stuff rsync is used to perform the backup operation in UNIX / Linux. rsync utility is used to synchronize the files and directories from one location to another in an effective way. Backup location could be on local server or on remote server. Important features of rsync Speed: First time, rsync replicates the whole content between the source and destination directories. Next time, rsync transfers only the changed blocks or bytes to the destination location, which makes the transfer really fast. Security: rsync allows encryption of data using ssh protocol during transfer. Less Bandwidth: rsync uses… Continue Reading