个人生活记录
GreenyHosting是一家国外主机商，注册自2009年，提供虚拟主机，分销主机，VPS等产品，数据中心在凤凰城或者新泽西州。目前，主机商上架了基于XEN PV架构VPS产品，并提供首月五折优惠码给大家体验他们的产品。
下面我们一起来看看512MB内存的一款XEN VPS信息(首月6.48美元，续费$12.95/月)。
CPU：4 cores
内存：512MB
SWAP：512MB
硬盘：30GB
月流量：1000GB
1 IP/SolusVM
【购买连接】https://my.greenyhosting.com/cart.php?a=add&pid=18
GreenyHosting提供的凤凰城是PhoenixNAP机房，而新泽西则是NET2EZ机房，当然大家也可以选择最低配置的256MB产品，首月仅3.48美元。主机商很是了解我们想要了解的信息，在WHT的介绍页面，专门放了他们自己测试的结果，刚好，老赵就偷懒，直接复制：
凤凰城测试
LOCATION : Phoenix, AZ
PLAN NAME : XEN-512M
DISK TEST
[root@vps test]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 5.03224 s, 213 MB/s
CACHEFLY SPEEDTEST
[root@vps test]# wget http://cachefly.cachefly.net/100mb.test
–2012-08-16 00:10:11– http://cachefly.cachefly.net/100mb.test
Resolving cachefly.cachefly.net… 205.234.175.175
Connecting to cachefly.cachefly.net|205.234.175.175|:80… connected.
HTTP request sent, awaiting response… 200 OK
Length: 104857600 (100M) [application/octet-stream]
Saving to: `100mb.test’
100%[====================================================================================================================>] 104,857,600 33.9M/s in 3.0s
2012-08-16 00:10:14 (33.9 MB/s) – `100mb.test’ saved [104857600/104857600]
BENCHMARK RESULTS
========================================================================
BYTE UNIX Benchmarks (Version 5.1.2)
System: vps.hostname.com: GNU/Linux
OS: GNU/Linux — 2.6.32-220.23.1.el6.i686 — #1 SMP Mon Jun 18 16:56:21 BST 2012
Machine: i686 (i386)
Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8")
CPU 0: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz (6385.5 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 1: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz (6385.5 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 2: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz (6385.5 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 3: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz (6385.5 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
00:11:08 up 38 days, 16:12, 1 user, load average: 0.16, 0.12, 0.05; runlevel 3
————————————————————————
Benchmark Run: Thu Aug 16 2012 00:11:08 – 00:39:17
4 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 24662800.6 lps (10.0 s, 7 samples)
Double-Precision Whetstone 3140.8 MWIPS (10.1 s, 7 samples)
Execl Throughput 2115.8 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 448912.3 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 115233.5 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1287040.1 KBps (30.0 s, 2 samples)
Pipe Throughput 686738.8 lps (10.0 s, 7 samples)
Pipe-based Context Switching 72494.8 lps (10.0 s, 7 samples)
Process Creation 3618.1 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4368.9 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1371.6 lpm (60.0 s, 2 samples)
System Call Overhead 708375.5 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 24662800.6 2113.4
Double-Precision Whetstone 55.0 3140.8 571.1
Execl Throughput 43.0 2115.8 492.0
File Copy 1024 bufsize 2000 maxblocks 3960.0 448912.3 1133.6
File Copy 256 bufsize 500 maxblocks 1655.0 115233.5 696.3
File Copy 4096 bufsize 8000 maxblocks 5800.0 1287040.1 2219.0
Pipe Throughput 12440.0 686738.8 552.0
Pipe-based Context Switching 4000.0 72494.8 181.2
Process Creation 126.0 3618.1 287.2
Shell Scripts (1 concurrent) 42.4 4368.9 1030.4
Shell Scripts (8 concurrent) 6.0 1371.6 2286.0
System Call Overhead 15000.0 708375.5 472.3
========
System Benchmarks Index Score 753.0
————————————————————————
Benchmark Run: Thu Aug 16 2012 00:39:17 – 01:07:26
4 CPUs in system; running 4 parallel copies of tests
Dhrystone 2 using register variables 98949800.0 lps (10.0 s, 7 samples)
Double-Precision Whetstone 12567.5 MWIPS (10.1 s, 7 samples)
Execl Throughput 7324.9 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 611025.8 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 161091.8 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2049514.8 KBps (30.0 s, 2 samples)
Pipe Throughput 2718027.2 lps (10.0 s, 7 samples)
Pipe-based Context Switching 283683.6 lps (10.0 s, 7 samples)
Process Creation 11462.8 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 11217.6 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1513.9 lpm (60.1 s, 2 samples)
System Call Overhead 2685222.0 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 98949800.0 8479.0
Double-Precision Whetstone 55.0 12567.5 2285.0
Execl Throughput 43.0 7324.9 1703.5
File Copy 1024 bufsize 2000 maxblocks 3960.0 611025.8 1543.0
File Copy 256 bufsize 500 maxblocks 1655.0 161091.8 973.4
File Copy 4096 bufsize 8000 maxblocks 5800.0 2049514.8 3533.6
Pipe Throughput 12440.0 2718027.2 2184.9
Pipe-based Context Switching 4000.0 283683.6 709.2
Process Creation 126.0 11462.8 909.7
Shell Scripts (1 concurrent) 42.4 11217.6 2645.7
Shell Scripts (8 concurrent) 6.0 1513.9 2523.1
System Call Overhead 15000.0 2685222.0 1790.1
========
System Benchmarks Index Score 1946.1
新泽西测试
LOCATION : Piscataway, NJ
PLAN : XEN-512M
DISK TEST
root@nyc-main:/home/test# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 4.8823 s, 220 MB/s
CACHEFLY SPEEDTEST
root@nyc-main:/home/test# wget http://cachefly.cachefly.net/100mb.test
–2012-08-16 19:07:48– http://cachefly.cachefly.net/100mb.test
Resolving cachefly.cachefly.net… 205.234.175.175
Connecting to cachefly.cachefly.net|205.234.175.175|:80… connected.
HTTP request sent, awaiting response… 200 OK
Length: 104857600 (100M) [application/octet-stream]
Saving to: `100mb.test’
100%[==============================================================================>] 104,857,600 11.3M/s in 8.9s
2012-08-16 19:07:57 (11.3 MB/s) – `100mb.test’ saved [104857600/104857600]
BENCHMARK RESULTS
========================================================================
BYTE UNIX Benchmarks (Version 5.1.2)
System: vps.hostname.com: GNU/Linux
OS: GNU/Linux — 2.6.32-220.el6.i686 — #1 SMP Tue Dec 6 16:15:40 GMT 2011
Machine: i686 (i386)
Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8")
CPU 0: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz (6385.5 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 1: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz (6385.5 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 2: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz (6385.5 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 3: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz (6385.5 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
15:45:03 up 12 min, 1 user, load average: 0.10, 0.10, 0.08; runlevel 3
————————————————————————
Benchmark Run: Thu Aug 16 2012 15:45:03 – 16:13:12
4 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 24745519.4 lps (10.0 s, 7 samples)
Double-Precision Whetstone 3142.4 MWIPS (10.1 s, 7 samples)
Execl Throughput 2179.6 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 442621.2 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 113355.7 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1397048.3 KBps (30.0 s, 2 samples)
Pipe Throughput 636735.5 lps (10.0 s, 7 samples)
Pipe-based Context Switching 78995.0 lps (10.0 s, 7 samples)
Process Creation 3697.1 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4400.3 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1382.7 lpm (60.0 s, 2 samples)
System Call Overhead 707661.0 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 24745519.4 2120.4
Double-Precision Whetstone 55.0 3142.4 571.4
Execl Throughput 43.0 2179.6 506.9
File Copy 1024 bufsize 2000 maxblocks 3960.0 442621.2 1117.7
File Copy 256 bufsize 500 maxblocks 1655.0 113355.7 684.9
File Copy 4096 bufsize 8000 maxblocks 5800.0 1397048.3 2408.7
Pipe Throughput 12440.0 636735.5 511.8
Pipe-based Context Switching 4000.0 78995.0 197.5
Process Creation 126.0 3697.1 293.4
Shell Scripts (1 concurrent) 42.4 4400.3 1037.8
Shell Scripts (8 concurrent) 6.0 1382.7 2304.6
System Call Overhead 15000.0 707661.0 471.8
========
System Benchmarks Index Score 761.3
————————————————————————
Benchmark Run: Thu Aug 16 2012 16:13:12 – 16:41:20
4 CPUs in system; running 4 parallel copies of tests
Dhrystone 2 using register variables 98767172.3 lps (10.0 s, 7 samples)
Double-Precision Whetstone 12568.3 MWIPS (10.1 s, 7 samples)
Execl Throughput 7502.4 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 604726.2 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 154409.4 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2137898.8 KBps (30.0 s, 2 samples)
Pipe Throughput 2535895.4 lps (10.0 s, 7 samples)
Pipe-based Context Switching 309999.8 lps (10.0 s, 7 samples)
Process Creation 11687.9 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 11308.4 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1518.1 lpm (60.1 s, 2 samples)
System Call Overhead 2691400.2 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 98767172.3 8463.3
Double-Precision Whetstone 55.0 12568.3 2285.2
Execl Throughput 43.0 7502.4 1744.7
File Copy 1024 bufsize 2000 maxblocks 3960.0 604726.2 1527.1
File Copy 256 bufsize 500 maxblocks 1655.0 154409.4 933.0
File Copy 4096 bufsize 8000 maxblocks 5800.0 2137898.8 3686.0
Pipe Throughput 12440.0 2535895.4 2038.5
Pipe-based Context Switching 4000.0 309999.8 775.0
Process Creation 126.0 11687.9 927.6
Shell Scripts (1 concurrent) 42.4 11308.4 2667.1
Shell Scripts (8 concurrent) 6.0 1518.1 2530.2
System Call Overhead 15000.0 2691400.2 1794.3
========
System Benchmarks Index Score 1956.4
