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GNU/Linux: optimizing system settings for SSD disks

Usually every file read access also produces writes to the SSD, because the system updates the file atime (access time). For most systems you can safely turn it off, which will not only give a small speed increase but also prolong the lifetime of your SSD:

sudo vi /etc/fstab

# [file system] [mount point] [type] [options] [dump] [pass]
/dev/mapper/elementary–vg-root / ext4 noatime,errors=remount-ro 0 1

then reboot …

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