Lines Matching +full:high +full:- +full:performance

1 .TH readahead 8  "2020-08-20" "USER COMMANDS"
3 readahead \- Show performance of read-ahead cache
5 .B readahead [-d DURATION]
7 The tool shows the performance of read-ahead caching on the system under a given load to investigat…
24 \-h
27 \-d DURATION
28 Trace the read-ahead caching system for DURATION seconds 
31 Trace for 30 seconds and show  histogram of page age (ms) in read-ahead cache along with unused pag…
33 .B readahead -d 30
35 The kernel functions instrumented by this program could be high-frequency depending on the profile …
39 This originated as a bpftrace tool from the book "BPF Performance Tools",
42 http://www.brendangregg.com/bpf-performance-tools-book.html
55 Unstable - in development.