r13115 profile of a directory authority

Peter Palfrader peter at palfrader.org
Sun Jan 13 08:52:45 UTC 2008


12 hours of running r13115 on tor26,

It never got up to the usual traffic because oprofile just seems to bog
down the system, so it pushed about 8Mbps instead of 15.  It read about
the same as usually, so it appears to only have affected directory
traffic, not OR traffic.


CPU: P4 / Xeon with 2 hyper-threads, speed 3000 MHz (estimated)
Counted GLOBAL_POWER_EVENTS events (time during which processor is not stopped) with a unit mask of 0x01 (mandatory) count 100000
GLOBAL_POWER_E...|
  samples|      %|
------------------
 44623843 49.5072 libcrypto.so.0.9.7
 21086402 23.3940 libz.so.1.2.2
 12692107 14.0810 tor
  8458885  9.3846 libc-2.3.2.so
  1297660  1.4397 libevent-1.1a.so.1.0.2
   998934  1.1083 libpthread-0.60.so
   978259  1.0853 libssl.so.0.9.7


CPU: P4 / Xeon with 2 hyper-threads, speed 3000 MHz (estimated)
Counted GLOBAL_POWER_EVENTS events (time during which processor is not stopped) with a unit mask of 0x01 (mandatory) count 100000
samples  %        app name                 symbol name
15358145 17.0388  libcrypto.so.0.9.7       bn_mul_add_words
9777867  10.8479  libz.so.1.2.2            longest_match
5683715   6.3057  libcrypto.so.0.9.7       bn_sqr_comba8
5599689   6.2125  libz.so.1.2.2            deflate_slow
3745279   4.1551  libcrypto.so.0.9.7       AES_decrypt
3701442   4.1065  libcrypto.so.0.9.7       AES_encrypt
3382893   3.7531  tor                      rijndaelEncrypt
2616231   2.9025  libcrypto.so.0.9.7       sha1_block_asm_data_order
2038809   2.2619  libcrypto.so.0.9.7       BN_from_montgomery
1989104   2.2068  libcrypto.so.0.9.7       bn_add_words
1839274   2.0406  libz.so.1.2.2            build_tree
1673315   1.8564  libz.so.1.2.2            compress_block
1592124   1.7664  libc-2.3.2.so            memcpy
1513712   1.6794  libcrypto.so.0.9.7       bn_sub_words
1099640   1.2200  libcrypto.so.0.9.7       AES_cbc_encrypt
993250    1.1019  tor                      aes_crypt
945198    1.0486  libz.so.1.2.2            fill_window
855293    0.9489  tor                      digestmap_get
844073    0.9364  libc-2.3.2.so            __cfree
759519    0.8426  libc-2.3.2.so            _int_malloc
746750    0.8285  libcrypto.so.0.9.7       bn_mul_comba8
686288    0.7614  libcrypto.so.0.9.7       bn_sqr_recursive
685153    0.7601  libcrypto.so.0.9.7       OPENSSL_cleanse
619141    0.6869  libc-2.3.2.so            __malloc
599695    0.6653  libcrypto.so.0.9.7       BN_usub
496450    0.5508  libpthread-0.60.so       __libc_sigaction
435533    0.4832  libc-2.3.2.so            __GI___strtol_internal
423713    0.4701  libc-2.3.2.so            _IO_vfprintf_internal
387292    0.4297  libc-2.3.2.so            memset
346446    0.3844  libcrypto.so.0.9.7       BN_copy
342047    0.3795  libc-2.3.2.so            __GI___strcasecmp
330546    0.3667  libz.so.1.2.2            send_tree
329731    0.3658  libc-2.3.2.so            strlen
270853    0.3005  tor                      assert_connection_ok
264659    0.2936  tor                      assert_buf_ok
264340    0.2933  libz.so.1.2.2            gen_bitlen
249666    0.2770  libevent-1.1a.so.1.0.2   evsignal_recalc
248111    0.2753  libc-2.3.2.so            __memchr
242651    0.2692  tor                      smartlist_isin
240813    0.2672  tor                      buf_datalen
235848    0.2617  libcrypto.so.0.9.7       SHA1_Update
208477    0.2313  libcrypto.so.0.9.7       __i686.get_pc_thunk.bx
206539    0.2291  tor                      connection_bucket_refill
201951    0.2241  libevent-1.1a.so.1.0.2   epoll_dispatch
200649    0.2226  libc-2.3.2.so            __GI_strftime
191969    0.2130  tor                      run_connection_housekeeping
173502    0.1925  libz.so.1.2.2            scan_tree
173174    0.1921  libcrypto.so.0.9.7       HMAC_Init_ex
171401    0.1902  libc-2.3.2.so            _IO_default_xsputn_internal
163002    0.1808  libz.so.1.2.2            bi_reverse
160362    0.1779  tor                      routerstatus_parse_entry_from_string
153736    0.1706  libc-2.3.2.so            _int_free
151558    0.1681  tor                      dirserv_orconn_tls_done
145389    0.1613  libssl.so.0.9.7          tls1_enc
140966    0.1564  libz.so.1.2.2            adler32
135627    0.1505  tor                      connection_or_get_by_identity_digest
128962    0.1431  libc-2.3.2.so            strstr

-- 
                           |  .''`.  ** Debian GNU/Linux **
      Peter Palfrader      | : :' :      The  universal
 http://www.palfrader.org/ | `. `'      Operating System
                           |   `-    http://www.debian.org/



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