My issue has been resolved by upgrading the firmware of my SSD from SBFKB1C2 to SBFKB1C3.
https://askubuntu.com/questions/1107053/ubutnu-18-04-ssd-sometimes-freeze-for-seconds
My issue has been resolved by upgrading the firmware of my SSD from SBFKB1C2 to SBFKB1C3.
https:/ /askubuntu. com/questions/ 1107053/ ubutnu- 18-04-ssd- sometimes- freeze- for-seconds