twisterp2pnetworkbittorrentblockchainipv6microbloggingdecentralizedsocial-networkdhttwister-ipv6twister-coretwisterarmyp2p-networktwister-server
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102 lines
3.1 KiB
102 lines
3.1 KiB
11 years ago
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import sys
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# to use this script, first run 'sample' to sample your libtorrent based process
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# the output can then be passed to this script to auto-fold call stacks at
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# relevant depths and to filter out low sample counts
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f = open(sys.argv[1])
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def parse_line(l):
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indentation = 0
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while indentation < len(l) and l[indentation] == ' ':
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indentation += 1
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if indentation == 0:
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return (0, 0, '')
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l = l.strip().split(' ')
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samples = int(l[0])
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fun = ' '.join(l[1:])
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return (indentation, samples, fun)
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fold = -1
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try:
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sample_limit = int(sys.argv[2])
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except:
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sample_limit = 5
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fun_samples = {}
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for l in f:
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if 'Sort by top of stack' in l: break
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indentation, samples, fun = parse_line(l)
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if samples < sample_limit: continue
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if fold != -1 and indentation > fold: continue
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fold = -1
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if '__gnu_cxx::__normal_iterator<' in fun:
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fold = indentation - 1
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continue
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if 'boost::_bi::bind_t' in fun: continue
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if 'boost::_bi::list' in fun: continue
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if 'boost::_mfi::mf' in fun: continue
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if 'boost::_bi::storage' in fun: continue
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# should only add leaves
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if fun in fun_samples: fun_samples[fun] += samples
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else: fun_samples[fun] = samples
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output = '%s%-4d %s' % (' ' * (indentation/2), samples, fun)
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if len(output) > 200: output = output[0:200]
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print output
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if 'invariant_checker_impl' in fun: fold = indentation
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if '::find_POD' in fun: fold = indentation
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if 'SHA1_Update' in fun: fold = indentation
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if 'boost::detail::function::basic_vtable' in fun: fold = indentation
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if 'operator new' in fun: fold = indentation
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if 'malloc' == fun: fold = indentation
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if 'free' == fun: fold = indentation
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if 'std::_Rb_tree' in fun: fold = indentation
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if 'pthread_cond_wait' in fun: fold = indentation
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if 'mp_exptmod' == fun: fold = indentation
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if '::check_invariant()' in fun: fold = indentation
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if 'libtorrent::condition::wait' in fun: fold = indentation
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if 'libtorrent::sleep' in fun: fold = indentation
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if 'puts' == fun: fold = indentation
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if 'boost::asio::basic_stream_socket' in fun: fold = indentation
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if 'recvmsg' == fun: fold = indentation
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if 'sendmsg' == fun: fold = indentation
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if 'semaphore_signal_trap' == fun: fold = indentation
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if 'boost::detail::atomic_count::operator' in fun: fold = indentation
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if 'pthread_mutex_lock' == fun: fold = indentation
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if 'pthread_mutex_unlock' == fun: fold = indentation
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if '>::~vector()' == fun: fold = indentation
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if 'szone_free_definite_size' == fun: fold = indentation
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if 'snprintf' == fun: fold = indentation
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if 'usleep' == fun: fold = indentation
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if 'pthread_mutex_lock' == fun: fold = indentation
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if 'pthread_mutex_unlock' == fun: fold = indentation
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if 'std::string::append' in fun: fold = indentation
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if 'getipnodebyname' == fun: fold = indentation
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if '__gnu_debug::_Safe_iterator<std::' in fun: fold = indentation
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if 'fflush' == fun: fold = indentation
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if 'vfprintf' == fun: fold = indentation
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if 'fprintf' == fun: fold = indentation
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if 'BN_mod_exp' == fun: fold = indentation
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if 'BN_CTX_free' == fun: fold = indentation
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if 'cerror' == fun: fold = indentation
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list = []
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for k in fun_samples:
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list.append((fun_samples[k], k))
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list = sorted(list, reverse=True)
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for i in list:
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print '%-4d %s' % (i[0], i[1])
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