VPS推荐网DGCHost近期上线了美国洛杉矶KVM系列VPS主机，走CN2线路，最低VPS主机方案5美元起。目前收到官方发布的邮件说明：被D攻击， 暂时网络会不稳定，暂时不是CN2线路，具体的只有等官方进行防D系统的搭建之后会不会出现这样的情况了哦。DGCHost是Digicore Limited公司站点，该站点注册于2016年，提供基于OpenVZ和KVM架构的VPS主机商，数据中心包括新加坡和美国洛杉矶等。
方案配置举例：
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注：宿主机为2*10G端口，SSD+RAI10阵列，每个VPS给独立的100Mbps端口；
测试IP：103.82.5.1(洛杉矶) 103.68.223.1(新加坡)
---------------------------------------------------------------------- CPU model : QEMU Virtual CPU version (cpu64-rhel6) Number of cores : 1 CPU frequency : 1999.999 MHz Total amount of ram : 490 MB Total amount of swap : 1023 MB System uptime : 0days, 13:23:30 OS : CentOS 6.9 Arch : x86_64 (64 Bit) Kernel : 2.6.32-504.23.4.el6.x86_64 ---------------------------------------------------------------------- Node Name IPv4 address Download Speed CacheFly 205.234.175.175 12.9MB/s Linode, Tokyo, JP 106.187.96.148 10.1MB/s Linode, Singapore, SG 139.162.23.4 6.51MB/s Linode, London, UK 176.58.107.39 8.66MB/s Linode, Frankfurt, DE 139.162.130.8 8.05MB/s Linode, Fremont, CA 50.116.14.9 11.6MB/s Softlayer, Dallas, TX 173.192.68.18 12.2MB/s Softlayer, Seattle, WA 67.228.112.250 12.4MB/s Softlayer, Frankfurt, DE 159.122.69.4 7.71MB/s Softlayer, Singapore, SG 119.81.28.170 6.49MB/s Softlayer, HongKong, CN 119.81.130.170 4.97MB/s ---------------------------------------------------------------------- I/O speed(1st run) : 348 MB/s I/O speed(2nd run) : 374 MB/s I/O speed(3rd run) : 357 MB/s Average I/O: 359.667 MB/s |
IO性能
[root@localhost default]# hdparm -t /dev/vda1 /dev/vda1: Timing buffered disk reads: 1372 MB in 3.00 seconds = 456.77 MB/sec [root@localhost default]# 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, 3.71112 s, 72.3 MB/s |
CPU信息
[root@localhost default]# 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: 13 Model name: QEMU Virtual CPU version (cpu64-rhel6) Stepping: 3 CPU MHz: 1999.999 BogoMIPS: 3999.99 Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 4096K NUMA node0 CPU(s): 0 |