Current File : //proc/self/root/usr/share/systemtap/examples/general/also_ran.stp
#!/usr/bin/stap
# Copyright (C) 2018 Red Hat, Inc.
# Written by William Cohen <wcohen@redhat.com>
#
# also_ran.stp provides a tally of the executables and
# shared libraries used on the system formatted for
# consumption by prometheus.
# The data is read from /proc/systemtap/*/also_ran.stp
#
# Run the script with:
# stap also_ran.stp
#
# control-c to exit data collection
global arr
# count processes starting up
probe kprocess.exec {
arr[filename]++
}
# count shared libraries opened via dlopen operations
probe process("/usr/lib*/ld-*.so").function("_dl_map_object_from_fd")?
{
# get 5th argument (char* realname) from the function
arr[user_string_quoted(pointer_arg(5))]++
}
probe prometheus {
@prometheus_dump_array1(arr, "count", "path")
}
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