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authorgmd202020-12-08 15:27:23 +0800
committerJakob Unterwurzacher2020-12-20 09:55:04 +0100
commitc20c7992a06434dd4a9624a57aee608acfc33c12 (patch)
treea7680a03fcc0f66a3b6bd468090c7e2d8c3cc7ca /tests/example_filesystems/v0.7/dwPcZNei4HN4qPA6FxoG_A==
parent14dac373c27aca96e341ac74ca750cbf7a6ae5eb (diff)
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
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