lxxstc

系统参数

• CPU: Intel(R) Xeon(R) CPU E5-2630 0 @ 2.30GHz (文档里面说最好使用gcc >= 4.6)
• Memory: 64GB 4X
• Kernel: 3.2.34
• Issue: CentOS 6.2
• Postgresql: 9.2
• GCC: 4.8.0
• CFLAGS: -march=native -O3 -mavx -Wall -Wmissing-prototypes -Wpointer-arith -Wdeclaration-after-statement -Wendif-labels -Wmissing-format-attribute -Wformat-security -fno-strict-aliasing -fwrapv -fexcess-precision=standard
• LDFLAGS: -Wl,--as-needed -Wl,-rpath,'/opt/pg92/lib',--enable-new-dtags

lxxstc

查看DNS服务

cat /etc/resolv.conf

lxxstc

time echo "scale=5000; a(1)*4" | bc -l > /dev/null

lxxstc

#!/usr/bin/env python

url = 'http://foo.com/bar'
d = pq(url=url)                                                                                     
a_tags = d('a').filter(lambda i, this: pq(this).text() == 'some pattern here'.decode('utf-8'))
urls = filter(lambda x: re.search('edocfare.travelsky.com', x), map(lambda x: x.attrib['href'], a_tags))
                                                                                                    
print urls                                                                                          
url = urls[0] 

lxxstc

add file reduce.py;
 
FROM (                                                                                              
    select *                                                                                        
    from                                                                                            
    (                                                                                               
        select                                                                                      
        dep_airport,                                                                                
        arr_airport,                                                                                
        dep_time,                                                                                   

lxxstc

Just Entry

lxxstc

hello this my first gist