$ google-pprof --text ceph-osd out/osd.0.profile.0001.heap | head -20
Using local file ceph-osd.
Using local file out/osd.0.profile.0001.heap.
Total: 0.1 MB
     0.0  34.0%  34.0%      0.0  34.0% ceph::log::Log::create_entry
     0.0  21.4%  55.3%      0.0  21.4% std::string::_Rep::_S_create
     0.0  18.0%  73.3%      0.0  23.1% SimpleMessenger::add_accept_pipe
     0.0   7.1%  80.4%      0.0   7.1% __gnu_cxx::new_allocator::allocate
     0.0   5.2%  85.7%      0.0   6.5% decode_message
     0.0   5.1%  90.7%      0.0   5.1% Pipe::Pipe
     0.0   4.3%  95.0%      0.0   4.3% leveldb::Arena::AllocateNewBlock
     0.0   2.1%  97.1%      0.0  15.0% OpTracker::create_request
     0.0   1.2%  98.4%      0.0   1.5% OSD::ms_verify_authorizer
     0.0   0.8%  99.2%      0.0   0.8% ceph::new_formatter
     0.0   0.5%  99.7%      0.0   0.5% std::tr1::__shared_count::__shared_count
     0.0   0.1%  99.8%      0.0   0.1% OSD::handle_command
     0.0   0.1%  99.9%      0.0   0.1% get_auth_session_handler
     0.0   0.0%  99.9%      0.0   0.0% boost::detail::shared_count::shared_count
     0.0   0.0% 100.0%      0.0   0.1% MonClient::schedule_tick
     0.0   0.0% 100.0%      0.0  11.3% OSD::tick
     0.0   0.0% 100.0%      0.0   0.1% Objecter::schedule_tick
     0.0   0.0% 100.0%      0.0   0.9% FDCache::add
     0.0   0.0% 100.0%      0.0  23.1% Accepter::entry