libgocryptfs/Documentation
gmd20 c20c7992a0 main: add "-kernel_cache" flag
This option is similar to fuse(8) kernel_cache

Verified using vmtouch.

Without -kernel_cache:

$ dd if=/dev/zero of=foo bs=1M count=10 ; vmtouch -t foo ; vmtouch foo
10+0 records in
10+0 records out
10485760 bytes (10 MB, 10 MiB) copied, 0,0242321 s, 433 MB/s
           Files: 1
     Directories: 0
   Touched Pages: 2560 (10M)
         Elapsed: 0.011159 seconds
           Files: 1
     Directories: 0
  Resident Pages: 0/2560  0/10M  0%
         Elapsed: 0.000993 seconds

With -kernel_cache:

$ dd if=/dev/zero of=foo bs=1M count=10 ; vmtouch -t foo ; vmtouch foo
10+0 records in
10+0 records out
10485760 bytes (10 MB, 10 MiB) copied, 0,0244015 s, 430 MB/s
           Files: 1
     Directories: 0
   Touched Pages: 2560 (10M)
         Elapsed: 0.011564 seconds
           Files: 1
     Directories: 0
  Resident Pages: 2560/2560  10M/10M  100%
         Elapsed: 0.000369 seconds
2020-12-20 09:55:04 +01:00
..
2018-12-27 15:19:55 +01:00
2019-01-05 12:17:17 +01:00
2019-01-05 12:27:55 +01:00
2020-12-20 09:55:04 +01:00
2019-10-13 19:34:03 +02:00