Tracing a Laggy Ubuntu Desktop to Intel Display Power Saving
A Dell Latitude 7430 passed the usual CPU, memory, storage, and graphics checks but still felt laggy. An i915 PSR2 warning led to a reversible PSR/FBC workaround and a more …
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Growing an Ubuntu VM Disk Through LUKS, LVM, and ext4
How I expanded an encrypted Ubuntu VM from its virtual disk through the partition, dm-crypt mapping, LVM physical and logical volumes, and ext4 filesystem.
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