VPS推荐网在几天前小七分享了Hostigation家提供的便宜KVM系列VPS主机，特价是那款256M内存方案的出现过脱销的情况，可以说一时间入住的小伙伴还是非常多的。对于大量入住，折腾的肯定少不了，稳定性以及速度方面均会打一定的折扣。对于他家的线路在这里小七提醒一下，偶尔会调整路由的走向，不知道是机房原因、还是商家的问题哦，嘿嘿！
优惠方案
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注：订单不是实时开通，可能会有一段时间审核，请等待。
现在一起来看看256M内存方案的情况吧！
1、系统信息、带宽、I/O测试
CPU model : QEMU Virtual CPU version 1.5.3
Number of cores : 1
CPU frequency : 2599.998 MHz
Total size of Disk : 8.9 GB (1.4 GB Used)
Total amount of Mem : 238 MB (77 MB Used)
Total amount of Swap : 1023 MB (0 MB Used)
System uptime : 1 days, 5 hour 23 min
Load average : 0.07, 0.02, 0.00
OS : CentOS 6.9
Arch : i686 (32 Bit)
Kernel : 4.10.10-1.el6.elrepo.i686
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I/O speed(1st run) : 607 MB/s
I/O speed(2nd run) : 678 MB/s
I/O speed(3rd run) : 658 MB/s
Average I/O speed : 647.7 MB/s
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Node Name IPv4 address Download Speed
CacheFly 205.234.175.175 54.9MB/s
Linode, Tokyo, JP 106.187.96.148 6.94MB/s
Linode, Singapore, SG 139.162.23.4 3.92MB/s
Linode, London, UK 176.58.107.39 4.25MB/s
Linode, Frankfurt, DE 139.162.130.8 4.31MB/s
Linode, Fremont, CA 50.116.14.9 12.7MB/s
Softlayer, Dallas, TX 173.192.68.18 23.0MB/s
Softlayer, Seattle, WA 67.228.112.250 24.3MB/s
Softlayer, Frankfurt, DE 159.122.69.4 3.46MB/s
Softlayer, Singapore, SG 119.81.28.170 523KB/s
Softlayer, HongKong, CN 119.81.130.170 761KB/s
2、上传/下载带宽测试
Selecting best server based on ping...
Hosted by Atlantic Metro (Los Angeles, CA) [1.30 km]: 73.844 ms
Testing download speed............................
Download: 591.74 Mbit/s
Testing upload speed..............................
Upload: 197.15 Mbit/s
3、硬盘 I/O 性能测试
dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
4096+0 records in
4096+0 records out
268435456 bytes (268 MB) copied, 27.7827 s, 9.7 MB/s
4、UnixBench跑分
Benchmark Run: Sat Apr 16 2017 08:26:52 - 08:55:06
1 CPU in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 17331032.5 lps (10.0 s, 7 samples)
Double-Precision Whetstone 2878.3 MWIPS (10.0 s, 7 samples)
Execl Throughput 5454.9 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 705123.8 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 187049.1 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1699752.6 KBps (30.0 s, 2 samples)
Pipe Throughput www.xqblog.com 1291165.5 lps (10.0 s, 7 samples)
Pipe-based Context Switching 216985.1 lps (10.0 s, 7 samples)
Process Creation 13674.3 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4798.9 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 650.0 lpm (60.1 s, 2 samples)
System Call Overhead 1474530.0 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 17331032.5 1485.1
Double-Precision Whetstone 55.0 2878.3 523.3
Execl Throughput 43.0 5454.9 1268.6
File Copy 1024 bufsize 2000 maxblocks 3960.0 705123.8 1780.6
File Copy 256 bufsize 500 maxblocks 1655.0 187049.1 1130.2
File Copy 4096 bufsize 8000 maxblocks 5800.0 1699752.6 2930.6
Pipe Throughput 12440.0 1291165.5 1037.9
Pipe-based Context Switching 4000.0 216985.1 542.5
Process Creation 126.0 13674.3 1085.3
Shell Scripts (1 concurrent) 42.4 4798.9 1131.8
Shell Scripts (8 concurrent) 6.0 650.0 1083.3
System Call Overhead 15000.0 1474530.0 983.0
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System Benchmarks Index Score 1128.9
5、路由追踪
