OS: Ubuntu 20.04

fresh version:

fresh --version
fresh 0.2.9

operating steps:

1. fresh myself.log System RAM: total system memory usage is about 65%~67%, and there is no significant change.
2. Ctrl+F search the key word in the log. System memory usage surges to 97%.
3. Ctrl+Q exit fresh.
4. Some invalid information is output to the terminal.

other information:

1. The size of myself.log is 4.6 GB.
2. Total system memory is about 32GB.

$ cat /proc/meminfo
MemTotal:       32538176 kB
MemFree:         8323380 kB

3. The initial fresh version used was version 0.1.98, which had this issue. After upgrading to version 0.2.9, the problem still persists.