The VolanoMark 10/100 loopback test was ran in order to collect a kernprof acg for both for the 2.4.4 and 2.4.4+MQ Scheduler kernel.
From the 2.4.4 acg
% cumulative self
self total
time seconds seconds
calls us/call us/call name
31.68 64.08 64.08
1628055 39.36 39.61 schedule
18.70 101.90 37.82
USER
15.51 133.28 31.38
cg_record_arc
7.05 147.54 14.26
371040 38.43 38.64 send_sig_info
5.38 158.43 10.89
315349 34.53 34.53 _wake_up
5.33 169.22 10.79
39473 273.35 273.35 poll_idle
0.96 171.17 1.95
371039 5.26 7.91
do_signal
0.95 173.10 1.93
405451 4.76 14.74 tcp_sendmsg
0.88 174.87 1.77
mcount
0.69 176.27 1.40
627500 2.23 20.99 tcp_v4_rcv
0.59 177.47 1.20
system_call
From the 2.4.4+MQ Scheduler acg
% cumulative self
self total
time seconds seconds
calls us/call us/call name
27.26 32.25 32.25
cg_record_arc
24.75 61.54 29.29
USER
11.96 75.69 14.15
20786 680.75 680.75 poll_idle
7.42 84.47
8.78 1429700 6.14
6.35 schedule
2.42 87.33
2.86 314872 9.08
9.32 send_sig_info
1.70 89.34
2.01 313515 6.41
6.41 _wake_up
1.42 91.02
1.68 314871 5.34
8.05 do_signal
1.39 92.67
1.65 405451 4.07
13.92 tcp_sendmsg
1.05 93.91
1.24 698478 1.78
1.78 mod_timer
1.02 95.12
1.21
mcount
0.94 96.23
1.11 552988 2.01
9.24 tcp_v4_rcv
0.84 97.22
0.99
system_call