Someone

This is on the box dealing with the registrations (ie 3000 type=peer entries)

gw-sfld-1:~# opreport -l /usr/sbin/asterisk
CPU: P4 / Xeon with 2 hyper-threads, speed 3000.82 MHz (estimated)
Counted GLOBAL_POWER_EVENTS events (time during which processor is not stopped) with a unit mask of 0x01 (mandatory) count 100000
samples  %        symbol name
24599    63.4305  ast_sched_add_variable
7351     18.9552  ast_sched_del
2509      6.4697  ast_sched_runq
1976      5.0953  ast_sched_wait
617       1.5910  ast_tvadd
325       0.8380  .plt
123       0.3172  ast_io_wait
102       0.2630  ast_device_state
83        0.2140  __bt_defcmp
82        0.2114  sched_settime
72        0.1857  urg_handler
61        0.1573  do_devstate_changes
57        0.1470  ast_get_channel_tech
54        0.1392  network_verboser
47        0.1212  __bt_cmp
47        0.1212  __mpool_get
40        0.1031  __ast_device_state_changed_literal
39        0.1006  __bt_search
37        0.0954  console_verboser
34        0.0877  ast_verbose
31        0.0799  __bt_put
31        0.0799  ast_device_state_changed
31        0.0799  ast_sched_add
29        0.0748  jb_getall
26        0.0670  jb_new
24        0.0619  ast_alaw_init
23        0.0593  __mpool_sync
21        0.0542  ast_db_put
20        0.0516  MD5Transform
20        0.0516  MD5Update
19        0.0490  do_state_change
19        0.0490  manager_event
18        0.0464  config_text_file_load
17        0.0438  ast_ulaw_init
16        0.0413  ast_log
16        0.0413  channel_find_locked
13        0.0335  ast_apply_ha
13        0.0335  ast_hint_state_changed
12        0.0309  __bt_sync
10        0.0258  ast_get_channel_by_name_prefix_locked
10        0.0258  term_color
9         0.0232  __bt_pgout
9         0.0232  ast_update_use_count
9         0.0232  ast_variable_browse
9         0.0232  mpool_write
8         0.0206  ast_db_get
7         0.0181  jb_destroy
7         0.0181  jb_setconf
5         0.0129  __bt_get
5         0.0129  ast_variable_retrieve
4         0.0103  MD5Final
4         0.0103  MD5Init
4         0.0103  __bt_pgin
4         0.0103  ast_config_destroy
3         0.0077  ast_category_browse
3         0.0077  ast_inet_ntoa
2         0.0052  ast_variable_new
2         0.0052  find_cli
2         0.0052  mpool_bkt
1         0.0026  __bt_seq
1         0.0026  __mpool_put
1         0.0026  __register_file_version
1         0.0026  ast_cli_register
1         0.0026  ast_db_deltree
1         0.0026  ast_el_read_history
1         0.0026  ast_openstream_full
1         0.0026  load_pbx
1         0.0026  main
1         0.0026  tty_cookedmode
1         0.0026  tty_rawmode