Libmicro_# 0.4.0 0.4.0 0.4.0
Options -E -C 200 -L -S -W -D10000 -E -C 200 -L -S -W -D10000 -E -D 5000 -C 200 -L -S -W
Machine_name hydra1 hydra1.netperf.freebsd.org hydra1.netperf.freebsd.org
OS_name NetBSD FreeBSD FreeBSD
OS_release 5.0_RC2 8.0-CURRENT 8.0-CURRENT
OS_build NetBSD 5.0_RC2 (GE FreeBSD 8.0-CURREN FreeBSD 8.0-CURREN
Processor amd64 amd64 amd64
#CPUs 8 8
CPU_MHz 1866 1866
CPU_NAME Intel(R) Xeon(R) CPU E5320 @ 1.86GHz Intel(R) Xeon(R) CPU E5320 @ 1.86GHz
IP_address 10.0.0.4 10.0.0.4
Run_by root test test
Date 03/07/09 18:45 03/07/09 19:39 06/14/09 15:17
Compiler cc cc cc
Compiler Ver.
sizeof(long) 8 8 8
extra_CFLAGS [none] [none] [none]
TimerRes 1000 nsecs 1000 nsecs 1000 nsecs
BENCHMARK USECS USECS [percentage] USECS [percentage]
!CPU_NAME: missing not computed not computed
!Options: ERRORS not computed not computed
# ERRORS not computed not computed
#cascade_fcntl ERRORS not computed not computed
#cascade_flock ERRORS not computed not computed
#cascade_lockf ERRORS not computed not computed
#exit ERRORS not computed not computed
#fork ERRORS not computed not computed
bind
0.698670
    1.19483[  -71.0%]
    1.82246[ -160.8%]
c_cond_1
0.199650
    0.41772[ -109.2%]
    0.42031[ -110.5%]
c_cond_10
67.440150
   86.02132[  -27.6%]
  107.62415[  -59.6%]
c_cond_200
1901.425000
 3700.95850[  -94.6%]
 4630.12400[ -143.5%]
c_fcntl_1 missing not computed not computed
c_flock missing not computed not computed
c_lockf_1 missing not computed not computed
c_mutex_1
0.102260
    0.15228[  -48.9%]
    0.15254[  -49.2%]
c_mutex_10
61.784700
   75.92600[  -22.9%]
  106.35290[  -72.1%]
c_mutex_200
1781.363500
 3555.42050[  -99.6%]
 4428.65350[ -148.6%]
chdir_tmp
8.795620
   13.37198[  -52.0%]
   13.42370[  -52.6%]
chdir_usr
10.838520
   13.57682[  -25.3%]
   14.66270[  -35.3%]
chgetwd_tmp
16.111760
   14.75279[   +9.2%]
   15.70764[   +2.6%]
chgetwd_usr
20.905790
   14.90076[  +40.3%]
   17.04203[  +22.7%]
close_bad
0.207060
    0.30159[  -45.7%]
    0.81503[ -293.6%]
close_tcp
8.399250
   15.58175[  -85.5%]
   14.35069[  -70.9%]
close_tmp
0.623160
    1.05369[  -69.1%]
    1.63069[ -161.7%]
close_usr
0.647090
    1.02175[  -57.9%]
    1.63053[ -152.0%]
close_zero
0.743250
    1.39753[  -88.0%]
    2.12672[ -186.1%]
conn_accept
1.904890
missing missing
conn_connect
75.413890
    9.15470[ +723.8%]
   15.01186[ +402.4%]
connection
795.424890
  106.04172[ +650.1%]
  125.32884[ +534.7%]
dup
0.460450
    0.55186[  -19.9%]
    1.00792[ -118.9%]
exec
522.569900
  674.75770[  -29.1%]
  756.93690[  -44.8%]
exp
0.105160
    0.00014[+75014.3%]
    0.00004[+262800.0%]
fcntl_ndelay
0.296680
    0.52370[  -76.5%]
    1.01524[ -242.2%]
fcntl_tmp
0.281830
    0.31454[  -11.6%]
    0.81915[ -190.7%]
fcntl_usr
0.281830
    0.31378[  -11.3%]
    0.81815[ -190.3%]
file_lock
1.318130
    3.84700[ -191.9%]
    5.22204[ -296.2%]
getcontext
0.426730
    0.62047[  -45.4%]
    1.11921[ -162.3%]
getenv
0.965600
    0.74566[  +29.5%]
    0.64405[  +49.9%]
getenvT2
1.204710
    0.75257[  +60.1%]
    0.64918[  +85.6%]
getpeername
0.787680
    0.80761[   -2.5%]
    1.23925[  -57.3%]
getpid
0.182180
    0.21999[  -20.8%]
    0.70532[ -287.2%]
getrusage
0.499650
    0.79550[  -59.2%]
    1.27428[ -155.0%]
getsockname
0.774630
    0.79661[   -2.8%]
    1.24028[  -60.1%]
gettimeofday
0.275690
    0.32303[  -17.2%]
    0.80536[ -192.1%]
isatty_no
0.423740
    0.64458[  -52.1%]
    1.05642[ -149.3%]
isatty_yes
0.769780
    1.00083[  -30.0%]
    1.42597[  -85.2%]
listen
0.406790
    0.81573[ -100.5%]
    1.00052[ -146.0%]
localtime_r
0.393670
    0.29938[  +31.5%]
    0.27228[  +44.6%]
log
0.065120
    0.00014[+46414.3%]
    0.00004[+162700.0%]
longjmp
0.319460
    0.42557[  -33.2%]
    0.92213[ -188.7%]
lrand48
0.012570
    0.01226[   +2.5%]
    0.01223[   +2.8%]
lseek_t8k
0.293880
    0.36528[  -24.3%]
    0.80600[ -174.3%]
lseek_u8k
0.293880
    0.36528[  -24.3%]
    0.80600[ -174.3%]
mallocT2_10
0.259320
    0.07858[ +230.0%]
    0.08360[ +210.2%]
mallocT2_100
0.131940
    0.07914[  +66.7%]
    0.08401[  +57.1%]
mallocT2_100k
0.496360
    0.53683[   -8.2%]
    0.52175[   -5.1%]
mallocT2_10k
0.190510
    0.36274[  -90.4%]
    0.32982[  -73.1%]
mallocT2_1k
0.146940
    0.07934[  +85.2%]
    0.08386[  +75.2%]
malloc_10
0.132380
    0.04962[ +166.8%]
    0.05231[ +153.1%]
malloc_100
0.132340
    0.06883[  +92.3%]
    0.06635[  +99.5%]
malloc_100k
0.243660
    0.31523[  -29.4%]
    0.33015[  -35.5%]
malloc_10k
0.205840
    0.17743[  +16.0%]
    0.18081[  +13.8%]
malloc_1k
0.144950
    0.07809[  +85.6%]
    0.07330[  +97.7%]
memcpy_10
0.047660
    0.02956[  +61.2%]
    0.02961[  +61.0%]
memcpy_10k
0.862020
    0.81244[   +6.1%]
    0.81066[   +6.3%]
memcpy_10m
8883.686000
 8749.49200[   +1.5%]
 8748.25100[   +1.5%]
memcpy_1k
0.163310
    0.11785[  +38.6%]
    0.11813[  +38.2%]
memcpy_1m
173.800000
  168.62700[   +3.1%]
  169.16900[   +2.7%]
memrand
0.131270
    0.12648[   +3.8%]
    0.12672[   +3.6%]
memset_10
0.037580
    0.04848[  -29.0%]
    0.04851[  -29.1%]
memset_10k
0.757290
    0.72842[   +4.0%]
    0.73007[   +3.7%]
memset_10m
5486.973600
 5364.16550[   +2.3%]
 5373.43600[   +2.1%]
memset_1k
0.141800
    0.11153[  +27.1%]
    0.11132[  +27.4%]
memset_1m
105.571800
  105.87410[   -0.3%]
  105.92900[   -0.3%]
memset_256
0.089540
    0.04571[  +95.9%]
    0.04566[  +96.1%]
memset_256_u
0.166750
    0.08037[ +107.5%]
    0.07582[ +119.9%]
memset_4k
0.348730
    0.31662[  +10.1%]
    0.31796[   +9.7%]
memset_4k_uc
0.483230
    0.43902[  +10.1%]
    0.43704[  +10.6%]
mktime
3.198590
    5.27836[  -65.0%]
    9.74189[ -204.6%]
mktimeT2
6.445810
    7.78681[  -20.8%]
   16.45013[ -155.2%]
mmap_a128k
0.539090
    0.68133[  -26.4%]
    1.18010[ -118.9%]
mmap_a8k
0.541640
    0.67723[  -25.0%]
    1.16831[ -115.7%]
mmap_ra128k
79.150400
  112.52220[  -42.2%]
  129.27080[  -63.3%]
mmap_ra8k
6.972880
    7.93460[  -13.8%]
    9.41988[  -35.1%]
mmap_rt128k
60.974000
   12.32480[ +394.7%]
   12.84420[ +374.7%]
mmap_rt8k
4.571640
    2.67118[  +71.1%]
    3.24532[  +40.9%]
mmap_ru128k
32.762000
   12.32280[ +165.9%]
   12.84260[ +155.1%]
mmap_ru8k
3.614160
    2.63532[  +37.1%]
    3.24532[  +11.4%]
mmap_rz128k
111.395260
  114.51770[   -2.8%]
  130.50806[  -17.2%]
mmap_rz8k
6.332900
    8.85108[  -39.8%]
   10.44396[  -64.9%]
mmap_t128k
0.987880
    3.82909[ -287.6%]
    4.25178[ -330.4%]
mmap_t8k
1.056960
    2.14715[ -103.1%]
    2.73103[ -158.4%]
mmap_u128k
0.987890
    3.78808[ -283.5%]
    4.27228[ -332.5%]
mmap_u8k
1.057000
    2.14458[ -102.9%]
    2.75164[ -160.3%]
mmap_wa128k
76.275500
  110.80900[  -45.3%]
  128.62050[  -68.6%]
mmap_wa8k
6.562030
    7.80958[  -19.0%]
    9.27679[  -41.4%]
mmap_wt128k
108.913500
  149.84950[  -37.6%]
  168.68650[  -54.9%]
mmap_wt8k
7.934550
   10.58175[  -33.4%]
   12.26040[  -54.5%]
mmap_wu128k
121.571000
  149.68900[  -23.1%]
  168.15900[  -38.3%]
mmap_wu8k
8.190850
   10.49220[  -28.1%]
   12.20905[  -49.1%]
mmap_wz128k
77.298500
  112.34700[  -45.3%]
  129.13350[  -67.1%]
mmap_wz8k
6.488100
    8.77700[  -35.3%]
   10.35335[  -59.6%]
mmap_z128k
0.634320
    1.55552[ -145.2%]
    2.10334[ -231.6%]
mmap_z8k
0.657620
    1.51738[ -130.7%]
    2.10131[ -219.5%]
mprot_tw128k
21.631460
   22.85424[   -5.7%]
   25.61964[  -18.4%]
mprot_tw4m
1103.590000
  210.60500[ +424.0%]
  213.22100[ +417.6%]
mprot_twz8k
1.906920
    2.86650[  -50.3%]
    3.67319[  -92.6%]
mprot_wz128k
0.457960
    0.89522[  -95.5%]
    1.45115[ -216.9%]
mprot_wz8k
0.458100
    0.90332[  -97.2%]
    1.47054[ -221.0%]
mprot_z128k
0.458110
    0.90843[  -98.3%]
    1.47054[ -221.0%]
mprot_z8k
0.449650
    0.91769[ -104.1%]
    1.46054[ -224.8%]
mutex_T2
0.079590
    0.13868[  -74.2%]
    0.33635[ -322.6%]
mutex_mt
0.040060
    0.06817[  -70.2%]
    0.06822[  -70.3%]
mutex_st
0.039370
    0.06817[  -73.2%]
    0.06822[  -73.3%]
open_tmp
3.123910
    5.09671[  -63.2%]
    4.57086[  -46.3%]
open_usr
3.967910
    5.30769[  -33.8%]
    5.85990[  -47.7%]
open_zero
2.549890
    4.61271[  -80.9%]
    5.81681[ -128.1%]
pipe_pmp1
3.795250
   15.31117[ -303.4%]
   22.18250[ -484.5%]
pipe_pmp4k
5.480580
   21.39158[ -290.3%]
   28.43258[ -418.8%]
pipe_pmt1
2.899080
   16.22925[ -459.8%]
   22.60942[ -679.9%]
pipe_pmt4k
4.307170
   24.97375[ -479.8%]
   31.27075[ -626.0%]
pipe_pst1
0.888040
    1.34865[  -51.9%]
    2.12172[ -138.9%]
pipe_pst4k
1.528070
    1.96549[  -28.6%]
    2.85133[  -86.6%]
pipe_smp1
4.563000
   21.47675[ -370.7%]
   27.51650[ -503.0%]
pipe_smp4k
7.400330
   28.30367[ -282.5%]
   34.85650[ -371.0%]
pipe_smt1
3.730750
   22.39617[ -500.3%]
   27.51633[ -637.6%]
pipe_smt4k
6.226670
   31.82225[ -411.1%]
   37.92767[ -509.1%]
pipe_sst1
1.246420
    2.22645[  -78.6%]
    3.19184[ -156.1%]
pipe_sst4k
2.436820
    3.12766[  -28.4%]
    4.03401[  -65.5%]
pipe_tmp1
12.392250
   40.74258[ -228.8%]
   48.44483[ -290.9%]
pipe_tmp4k
18.301580
   53.90350[ -194.5%]
   59.34575[ -224.3%]
pipe_tmt1
11.389750
   40.97692[ -259.8%]
   48.52967[ -326.1%]
pipe_tmt4k
16.723000
   57.38058[ -243.1%]
   61.69158[ -268.9%]
pipe_tst1
4.036830
   23.31599[ -477.6%]
   27.86229[ -590.2%]
pipe_tst4k
6.466280
   28.65845[ -343.2%]
   30.55054[ -372.5%]
poll_10
1.849460
    4.70363[ -154.3%]
    5.85069[ -216.3%]
poll_100
19.696370
   48.00698[ -143.7%]
   51.93173[ -163.7%]
poll_1000
211.339600
  478.57550[ -126.4%]
  525.50245[ -148.7%]
poll_w10
1.738080
    4.42331[ -154.5%]
    5.40140[ -210.8%]
poll_w100
18.272780
   44.83442[ -145.4%]
   49.27918[ -169.7%]
poll_w1000
200.307500
  455.77200[ -127.5%]
  498.66850[ -149.0%]
prc ERRORS not computed not computed
pread_t100k
18.583200
   22.16190[  -19.3%]
   22.80470[  -22.7%]
pread_t10k
1.558760
    2.14713[  -37.7%]
    2.53399[  -62.6%]
pread_t1k
0.674900
    1.27517[  -88.9%]
    1.70961[ -153.3%]
pread_u100k
18.864500
   22.26450[  -18.0%]
   22.83070[  -21.0%]
pread_u10k
1.727760
    2.06776[  -19.7%]
    2.57246[  -48.9%]
pread_u1k
0.815590
    1.27517[  -56.3%]
    1.71501[ -110.3%]
pread_z100k
12.133900
   12.37346[   -2.0%]
   12.74798[   -5.1%]
pread_z10k
1.525500
    1.59672[   -4.7%]
    2.04241[  -33.9%]
pread_z1k
0.699530
    0.74086[   -5.9%]
    1.16301[  -66.3%]
pread_zw100k
12.387000
   12.48600[   -0.8%]
   12.92410[   -4.3%]
pthread_128
3.887760
   22.69348[ -483.7%]
   27.78359[ -614.6%]
pthread_32
4.023090
   22.64588[ -462.9%]
   27.35119[ -579.9%]
pthread_512
6.260940
   23.58336[ -276.7%]
   28.35992[ -353.0%]
pthread_8
5.340630
   23.35300[ -337.3%]
   28.41000[ -432.0%]
pwrite_n100k
0.558820
    0.59769[   -7.0%]
    1.04318[  -86.7%]
pwrite_n10k
0.558820
    0.59462[   -6.4%]
    1.01525[  -81.7%]
pwrite_n1k
0.558580
    0.59461[   -6.5%]
    1.04521[  -87.1%]
pwrite_t100k
18.685300
   25.46820[  -36.3%]
   26.20980[  -40.3%]
pwrite_t10k
1.597180
    3.05591[  -91.3%]
    3.43252[ -114.9%]
pwrite_t1k
0.703880
    1.98364[ -181.8%]
    2.46630[ -250.4%]
pwrite_u100k
527.508000
   25.53440[+1965.9%]
   26.25680[+1909.0%]
pwrite_u10k
3.307250
    2.95612[  +11.9%]
    3.56059[   -7.7%]
pwrite_u1k
2.183550
    1.98364[  +10.1%]
    2.45100[  -12.2%]
read_t100k
18.661000
   22.70300[  -21.7%]
   23.25800[  -24.6%]
read_t10k
1.762000
    2.74200[  -55.6%]
    3.03700[  -72.4%]
read_t1k
0.742000
    1.71600[ -131.3%]
    2.27500[ -206.6%]
read_u100k
18.660000
   22.71400[  -21.7%]
   23.27000[  -24.7%]
read_u10k
1.768000
    2.75500[  -55.8%]
    3.02900[  -71.3%]
read_u1k
0.738000
    1.72400[ -133.6%]
    2.26400[ -206.8%]
read_z100k
11.753000
   12.72200[   -8.2%]
   13.01100[  -10.7%]
read_z10k
1.770000
    1.72300[   +2.7%]
    2.24100[  -26.6%]
read_z1k
0.740000
    0.69100[   +7.1%]
    1.24200[  -67.8%]
read_zw100k
12.774000
   12.72500[   +0.4%]
   13.25500[   -3.8%]
realpath_tmp
64.146550
  102.26591[  -59.4%]
  100.28106[  -56.3%]
realpath_usr
82.601850
  107.35527[  -30.0%]
  122.28076[  -48.0%]
recurse
0.649940
    0.28287[ +129.8%]
    0.28342[ +129.3%]
scasecmp_10
0.028790
    0.03977[  -38.1%]
    0.03966[  -37.8%]
scasecmp_1k
4.346600
    7.10240[  -63.4%]
    7.05400[  -62.3%]
select_10
2.154160
    5.10310[ -136.9%]
    6.43565[ -198.8%]
select_100
18.948870
   49.94487[ -163.6%]
   56.81110[ -199.8%]
select_1000 missing not computed not computed
select_w10
2.298740
    4.94307[ -115.0%]
    6.25131[ -171.9%]
select_w100
20.295100
   45.71504[ -125.3%]
   52.30514[ -157.7%]
select_w1000 missing not computed not computed
semop
0.725460
    0.88561[  -22.1%]
    1.88195[ -159.4%]
setcontext
0.649700
    0.66578[   -2.5%]
    1.03522[  -59.3%]
setsockopt
0.627660
    0.59531[   +5.4%]
    1.02237[  -62.9%]
sigaction
0.339690
    0.50681[  -49.2%]
    0.97327[ -186.5%]
siglongjmp
0.317740
    0.42653[  -34.2%]
    0.91264[ -187.2%]
signal
1.707220
    2.59502[  -52.0%]
    3.46066[ -102.7%]
sigprocmask
0.325570
    0.40741[  -25.1%]
    0.90255[ -177.2%]
socket_i
1.689890
    1.93571[  -14.5%]
    2.44979[  -45.0%]
socket_u
1.111870
    1.52274[  -37.0%]
    2.05181[  -84.5%]
socketpair
2.077790
    4.01345[  -93.2%]
    4.76764[ -129.5%]
stat_tmp
2.977020
    4.97592[  -67.1%]
    4.63061[  -55.5%]
stat_usr
3.988170
    5.15513[  -29.3%]
    5.97201[  -49.7%]
strchr_10
0.012730
    0.02188[  -71.9%]
    0.01546[  -21.4%]
strchr_1k
0.239590
    1.12164[ -368.1%]
    1.11658[ -366.0%]
strcmp_10
0.012460
    0.01228[   +1.5%]
    0.01231[   +1.2%]
strcmp_1k
0.249290
    0.25738[   -3.2%]
    0.25847[   -3.7%]
strcpy_10
0.008930
    0.00833[   +7.2%]
    0.00777[  +14.9%]
strcpy_1k
0.180720
    0.18168[   -0.5%]
    0.17711[   +2.0%]
strftime
1.763800
    2.16990[  -23.0%]
    2.22320[  -26.0%]
strlen_10
0.065880
    0.00943[ +598.6%]
    0.00997[ +560.8%]
strlen_1k
3.324900
    0.15557[+2037.2%]
    0.16126[+1961.8%]
strtol
0.105720
    0.08411[  +25.7%]
    0.08406[  +25.8%]
system
954.851000
 1723.83300[  -80.5%]
 1827.28500[  -91.4%]
time
0.286320
    0.32828[  -14.7%]
    0.81060[ -183.1%]
times
1.221580
    1.60753[  -31.6%]
    3.04632[ -149.4%]
unmap_a128k
0.712810
    0.93274[  -30.9%]
    1.50127[ -110.6%]
unmap_a8k
0.743530
    0.93276[  -25.5%]
    1.50632[ -102.6%]
unmap_ra128k
29.178260
   11.97426[ +143.7%]
   12.74290[ +129.0%]
unmap_ra8k
2.347230
    3.25560[  -38.7%]
    3.71162[  -58.1%]
unmap_rt128k
10.262390
    5.14100[  +99.6%]
    5.73164[  +79.0%]
unmap_rt8k
1.548530
    2.54643[  -64.4%]
    3.22255[ -108.1%]
unmap_ru128k
10.262480
    5.11006[ +100.8%]
    5.79367[  +77.1%]
unmap_ru8k
1.558770
    2.54642[  -63.4%]
    3.23035[ -107.2%]
unmap_rz128k
27.616800
   11.97426[ +130.6%]
   12.68652[ +117.7%]
unmap_rz8k
2.395860
    3.12756[  -30.5%]
    3.86257[  -61.2%]
unmap_t128k
0.793430
    5.11453[ -544.6%]
    5.64590[ -611.6%]
unmap_t8k
0.824190
    2.68762[ -226.1%]
    3.08589[ -274.4%]
unmap_u128k
0.783230
    5.25786[ -571.3%]
    5.48078[ -599.8%]
unmap_u8k
0.828000
    2.52889[ -205.4%]
    3.22156[ -289.1%]
unmap_wa128k
21.168700
   11.56320[  +83.1%]
   12.02820[  +76.0%]
unmap_wa8k
2.398450
    3.12497[  -30.3%]
    3.81138[  -58.9%]
unmap_wt128k
19.888600
   12.25510[  +62.3%]
   12.82200[  +55.1%]
unmap_wt8k
2.385650
    3.30675[  -38.6%]
    4.04187[  -69.4%]
unmap_wu128k
19.826500
   11.86650[  +67.1%]
   12.65050[  +56.7%]
unmap_wu8k
2.385620
    3.43735[  -44.1%]
    3.95219[  -65.7%]
unmap_wz128k
20.882920
   11.38567[  +83.4%]
   12.09258[  +72.7%]
unmap_wz8k
2.426590
    3.26576[  -34.6%]
    3.84212[  -58.3%]
unmap_z128k
0.688520
    0.93402[  -35.7%]
    1.48585[ -115.8%]
unmap_z8k
0.743540
    0.93275[  -25.4%]
    1.47053[  -97.8%]
write_n100k
0.542690
    0.60767[  -12.0%]
    1.02729[  -89.3%]
write_n10k
0.542950
    0.60076[  -10.6%]
    1.04417[  -92.3%]
write_n1k
0.539870
    0.60767[  -12.6%]
    1.02139[  -89.2%]
write_t100k
18.656000
   25.78000[  -38.2%]
   26.32200[  -41.1%]
write_t10k
1.767000
    3.50700[  -98.5%]
    4.05600[ -129.5%]
write_t1k
0.742000
    1.72000[ -131.8%]
    2.24700[ -202.8%]
write_u100k
526.572000
   25.77700[+1942.8%]
   26.06800[+1920.0%]
write_u10k
3.557000
    2.74000[  +29.8%]
    3.28500[   +8.3%]
write_u1k
2.537000
    1.72000[  +47.5%]
    2.26300[  +12.1%]
writev_n100k
0.657890
    0.78764[  -19.7%]
    1.24309[  -89.0%]
writev_n10k
0.657640
    0.80863[  -23.0%]
    1.22209[  -85.8%]
writev_n1k
0.657900
    0.79071[  -20.2%]
    1.23540[  -87.8%]
writev_t100k
187.620000
  871.60800[ -364.6%]
12090.09100[-6343.9%]
writev_t10k
19.686000
   25.78000[  -31.0%]
   27.08200[  -37.6%]
writev_t1k
2.534000
    3.76500[  -48.6%]
    4.34000[  -71.3%]
writev_u100k
16383.715000
16236.72100[   +0.9%]
 7541.20700[ +117.3%]
writev_u10k
529.635000
   25.77800[+1954.6%]
   27.08800[+1855.2%]
writev_u1k
3.816000
    3.76700[   +1.3%]
    4.29500[  -12.6%]