RHEL6.5
---查看服务器的内存：
[root@linuxcast /]# free -m
total used free shared buffers cached
Mem: 1870 1794 76 0 62 862
-/+ buffers/cache: 868 1001
Swap: 4095 0 4095
---查看服务器cpu信息
[root@linuxcast /]# lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 1
On-line CPU(s) list: 0
Thread(s) per core: 1
Core(s) per socket: 1
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 58
Stepping: 9
CPU MHz: 3569.820
BogoMIPS: 7139.64
Hypervisor vendor: VMware
Virtualization type: full
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 8192K
NUMA node0 CPU(s): 0
---查看服务器的磁盘读写性能
[root@linuxcast /]# hdparm -t /dev/sda
/dev/sda:
Timing buffered disk reads: 1952 MB in 3.00 seconds = 649.96 MB/sec
---对网站的首页进行压力测试
[root@linuxcast /]# ab -c 10 -n 1000 http://linuxcast.net/linuxcast/index.php
This is ApacheBench, Version 2.3 <$Revision: 655654 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/
Benchmarking linuxcast.net (be patient)
Completed 100 requests
Completed 200 requests
Completed 300 requests
Completed 400 requests
Completed 500 requests
Completed 600 requests
Completed 700 requests
Completed 800 requests
Completed 900 requests
Completed 1000 requests
Finished 1000 requests
Server Software: Apache/2.2.15
Server Hostname: linuxcast.net
Server Port: 80
Document Path: /linuxcast/index.php
Document Length: 0 bytes
Concurrency Level: 10
Time taken for tests: 96.102 seconds
Complete requests: 1000
Failed requests: 0
Write errors: 0
Non-2xx responses: 1000
Total transferred: 313000 bytes
HTML transferred: 0 bytes
Requests per second: 10.41 [#/sec] (mean)
Time per request: 961.021 [ms] (mean)
Time per request: 96.102 [ms] (mean, across all concurrent requests)
Transfer rate: 3.18 [Kbytes/sec] received
Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 0 1.2 0 17
Processing: 463 959 60.5 958 1883
Waiting: 463 956 59.8 953 1883
Total: 463 959 60.8 958 1900
Percentage of the requests served within a certain time (ms)
50% 958
66% 974
75% 979
80% 981
90% 990
95% 1000
98% 1029
99% 1076
100% 1900 (longest request)
[root@linuxcast /]#
