PERF-ANNOTATE(1) perf Manual PERF-ANNOTATE(1) (NAME) perf-annotate - perf.data ( perf record) (SYNOPSIS) perf annotate [-i | --input=file] [symbol_name] (DESCRIPTION) . (debug symbols) . . (OPTIONS) -i, --input= . (: perf.data stdin fifo ) -d, --dsos= dso . -s, --symbol= . -f, --force . -v, --verbose . ( ) -q, --quiet . ( -v) -n, --show-nr-samples . -D, --dump-raw-trace ASCII. -k, --vmlinux= vmlinux. --ignore-vmlinux vmlinux. --itrace (instruction tracing). : i instructions y cycles b branches c branches ( calls) r branches ( returns) x transactions w ptwrite p power ( PSB Intel PT) o aux-output ( perf record ) I () ( Intel PT Event Trace) e error d (debug log) f (first level cache) m (last level cache) M (memory) t TLB a (remote access) g ( i x ) G l ( i x ) L s q ( ) A IPC Z ( "timeless") T (kernel time) --itrace=iybxwpe perf script --itrace=ce ( 100000 perf script 1 ) instructions : i (instructions) t (ticks) ms (milliseconds) us (microseconds) ns (nanoseconds) () ( 16 1024) instructions transactions . ( 64 1024) instructions transactions . g l G L . x86 G L PEBS . linkperf:perf-intel-pt[1] . (instructions branches transactions ptwrite power) . . --itrace=i0nss1000000 . 'e' . '+' '-' . : o (overflow) l (trace data lost) 'd' . '+' '-' . : a perf e ( - linkperf:perf-config[1]) o stdout 'q' . --no-itrace . -m, --modules . : -k (LIVE kernel) . -l, --print-line ( ). -P, --full-paths . --stdio stdio. --stdio2 stdio2 TUI. --stdio-color= always never auto "color.ui" .perfconfig . (pipe) --stdio-color always . --stdio-color always . --tui TUI. --tui tty tty stdio . TAB/UNTAB . --gtk GTK. -C, --cpu= (CPUs) . : 0,1. - : 0-2. . --asm-raw . --show-total-period (periods). --source . --no-source . --symfs= . (layout) hierarchy ( ) flat ( ) . . -M, --disassembler-style= (disassembler) objdump. --addr2line= addr2line. --objdump= objdump. --prefix=PREFIX, --prefix-strip=N N PREFIX. . --skip-missing . --group --demangle (demangle) . --no-demangle . --demangle-kernel ( C++). --percent-type : global-period local-period global-hits local-hits local/global (local) (global). period/hits - (hits). --percent-limit (overhead) stdio stdio2 (: 0). . --data-type[=TYPE_NAME] . DWARF ( ) . . . --type-stat . --skip-empty ( ). --code-with-type ( ). perf-record(1), perf-report(1) perf 09/04/2026 PERF-ANNOTATE(1)