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| -rw-r--r-- | TODO.md | 34 |
1 files changed, 34 insertions, 0 deletions
@@ -2,7 +2,41 @@ * Target OS is Rocky 9 and not Rocky 8 (can use a bhyve VM) * More filters + * By directory + * By directory sub-match + * By regex match of whole path + * By syscall * Output format so that it is compatible with the flamegraph grapher * Capture more tracepoints? See comments in tracepoints.c's header. * Automatic testing (integration tests) * Performance benchmark... + +## FlameGraphs + +What format? What to visualize on the stack axis? + +``` +user;cmd_name;pid;tid;syscall_name count +user;cmd_name;pid;tid;syscall_name bytes + +user:cmd_name;pid:tid;prev_syscall_name->syscall_name;duration IN DIFFERENT COLOR +user:cmd_name;pid:tid;prev_syscall_name->syscall_name;fd;duration IN DIFFERENT COLOR +user;cmd_name;pid;tid;syscall_name duration +user;cmd_name;pid;tid;syscall_name;fd duration + +user;cmd_name;pid;tid;PATHMATCH;syscall_name duration +user;cmd_name;pid;tid;OTHER;syscall_name duration +``` + +`pathdecoded`? Maybe: + +* By directory +* By mountpoint +* By device + + +Consider: + +* File base path or mount point or device name +* Filename? +* Time spent between syscalls? |