OS Manuals

/usr/libexec/perf-core/scripts/python/bin/gecko-report

Linux kernel performance profiling tool

From perf 6.12.116-r0 (enterprise-packages), captured 2026-11-08 by running gecko-report --help (exit 255) · terse output. permalink

failed to open perf.data: No such file or directory  (try 'perf record' first)

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.