『AskWan』

httping: option requires an argument -- h
HTTPing v1.2.6, (C) 2003-2008 folkert@vanheusden.com
SSL support included

-g url          url (e.g. -g http://localhost/)
-h hostname     hostname (e.g. localhost)
-p portnr       portnumber (e.g. 80)
-x host:port    hostname+portnumber of proxyserver
-c count        how many times to connect
-i interval     delay between each connect
-t timeout      timeout (default: 30s)
-s              show statuscodes
-S             split time in connect-time and processing time
-G              do a GET request instead of HEAD (read the
                contents of the page as well)
-b              show transfer speed in KB/s (use with -G)
-B              like -b but use compression if available
-L x            limit the amount of data transferred (for -b)
                to 'x' (in bytes)
-X              show the number of KB transferred (for -b)
-l              connect using SSL
-z              show fingerprint (SSL)
-f              flood connect (no delays)
-a              audible ping
-m              give machine parseable output (see
                also -o and -e)
-o rc,rc,...    what http results codes indicate 'ok'
                coma seperated WITHOUT spaces inbetween
                default is 200, use with -e
-e str          string to display when http result code
                doesn't match
-I str          use 'str' for the UserAgent header
-R str          use 'str' for the Referer header
-r              resolve hostname only once (usefull when
                pinging roundrobin DNS: also takes the first
                DNS lookup out of the loop so that the first
                measurement is also correct)
-n warn,crit    Nagios-mode: return 1 when avg. response time
                >= warn, 2 if >= crit, otherwhise return 0
-N x            Nagios mode 2: return 0 when all fine, 'x'
                when anything failes
-y ip[:port]   bind to ip-address (and thus interface) [/port]
-q              quiet, only returncode
-V              show the version

PING www.sina.com.cn:80 (http://www.sina.com.cn):
connected to www.sina.com.cn:80, seq=0 time=8.76 ms
connected to www.sina.com.cn:80, seq=1 time=4.81 ms
connected to www.sina.com.cn:80, seq=2 time=5005.72 ms
connected to www.sina.com.cn:80, seq=3 time=6204.22 ms
connected to www.sina.com.cn:80, seq=4 time=5.45 ms
connected to www.sina.com.cn:80, seq=5 time=5.63 ms
connected to www.sina.com.cn:80, seq=6 time=7.44 ms
connected to www.sina.com.cn:80, seq=7 time=5006.06 ms
connected to www.sina.com.cn:80, seq=8 time=5.16 ms
connected to www.sina.com.cn:80, seq=9 time=5.01 ms
--- http://www.sina.com.cn ping statistics ---
10 connects, 10 ok, 0.00% failed
round-trip min/avg/max = 4.8/1625.8/6204.2 ms

PING www.askwan.com:80 (http://www.askwan.com):
connected to www.askwan.com:80, seq=0 time=17.11 ms
connected to www.askwan.com:80, seq=1 time=23.52 ms
connected to www.askwan.com:80, seq=2 time=18.72 ms
connected to www.askwan.com:80, seq=3 time=19.37 ms
connected to www.askwan.com:80, seq=4 time=107.02 ms
connected to www.askwan.com:80, seq=5 time=19.70 ms
connected to www.askwan.com:80, seq=6 time=31.35 ms
connected to www.askwan.com:80, seq=7 time=21.85 ms
connected to www.askwan.com:80, seq=8 time=19.67 ms
connected to www.askwan.com:80, seq=9 time=19.52 ms
--- http://www.askwan.com ping statistics ---
10 connects, 10 ok, 0.00% failed
round-trip min/avg/max = 17.1/29.8/107.0 ms

########            askwan kernel confiuration        ###########

# $FreeBSD: src/sys/i386/conf/GENERIC,v 1.474.2.2.2.1 2008/02/06 03:24:28 scottl Exp $

#cpu    I486_CPU
#cpu    I586_CPU
cpu    I686_CPU
ident    askwan20080625
#现在机器基本上用不着486和586的了

# To statically compile in device wiring instead of /boot/device.hints
#hints    "GENERIC.hints"    # Default places to look for devices.

makeoptions  DEBUG=-g    # Build kernel with gdb(1) debug symbols

#options   SCHED_4BSD    # 4BSD scheduler
options         SCHED_ULE
# SCHED_ULE新的freebsd的调度器，转为SMP设计的，不过还处于试验性阶段
options   PREEMPTION    # Enable kernel thread preemption
options   INET      # InterNETworking
#options   INET6      # IPv6 communications protocols
#options   SCTP      # Stream Control Transmission Protocol
#不需要ipv6了