RAKsmart 512MB Memory San Jose KVM VPS Review

Details: RAKsmart: 9.9 yuan/month/512MB memory/20GB space/unlimited traffic/KVM/San Jose CN2 The network is very good, there is no traffic limit, you can hold it! ! !

1. System information, bandwidth, I/O test

CPU model: QEMU Virtual CPU version (cpu64-rhel6) Number of cores: 1 CPU frequency: 2266.746 MHz Total size of Disk: 20.0 GB (0.9 GB Used) Total amount of Mem: 499 MB (343 MB Used) Total amount of Swap: 511 MB (1 MB Used) System uptime: 0 days 0 hours 15 minutes Load average: 0.17, 0.42, 0.38 OS: CentOS 6.9 Arch: i686 (32 Bit) Kernel: 2.6.32-279.el6.i686 Virt :kvm -------------------------------------------------- ------------------- I/O speed (32M): 452 MB/s I/O speed(256M): 670 MB/s I/O speed (2G): 68.9 MB/s Average I/O speed: 397.0 MB/s -------------------------------------------------- ------------------- Node Name Upload Speed ​​Download Speed ​​Latency Normal Node 79.16 Mbit/s 79.28 Mbit/s 4.074 ms Shanghai CT 21.88 Mbit/s 20.54 Mbit/s 233.011 ms Chengdu CT 24.19 Mbit/s 48.83 Mbit/s 303.778 ms Xi'an CU 19.90 Mbit/s 41.37 Mbit/s 325.451 ms Shanghai CU 22.59 Mbit/s 45.08 Mbit/s 196.649 ms Chongqing CU 18.66 Mbit/s 57.87 Mbit/s 208.455 ms Xi'an CM 23.47 Mbit/s 56.39 Mbit/s 195.452 ms Shanghai CM 0.43 Mbit/s 12.28 Mbit/s 545.821 ms Chengdu CM 0.28 Mbit/s 1.71 Mbit/s 000.000 ms -------------------------------------------------- ------------------- Total time: 4 minutes 59 seconds Current time: 2018-03-20 22:11:21 Finished!

2. Upload/download bandwidth test

Retrieving speedtest.net server list... Selecting best server based on ping... Hosted by Speedtest.net (San Jose, CA) [3.70 km]: 4.109 ms Testing download speed................................................ ............................. Download: 79.67 Mbit/s Testing upload speed................................................ ................................................................. Upload: 72.56 Mbit/s

3. Mainland China access speed

4. Hard disk I/O performance test

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, 54.2589 s, 4.9 MB/s

5. UnixBench scores

Benchmark Run: Tue Mar 20 2018 22:23:37 - 22:52:43 1 CPU in system; running 1 parallel copy of tests Dhrystone 2 using register variables 8388524.2 lps (10.0 s, 7 samples) Double-Precision Whetstone 1774.5 MWIPS (10.9 s, 7 samples) Execl Throughput 2497.7 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 410980.4 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 131675.9 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 1002403.2 KBps (30.0 s, 2 samples) Pipe Throughput 846096.6 lps (10.0 s, 7 samples) Pipe-based Context Switching 142260.5 lps (10.0 s, 7 samples) Process Creation 10179.6 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 2666.1 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 386.3 lpm (60.2 s, 2 samples) System Call Overhead 1311102.3 lps (10.0 s, 7 samples) System Benchmarks Index Values ​​BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 8388524.2 718.8 Double-Precision Whetstone 55.0 1774.5 322.6 ExeclThroughput 43.0 2497.7 580.9 File Copy 1024 bufsize 2000 maxblocks 3960.0 410980.4 1037.8 File Copy 256 bufsize 500 maxblocks 1655.0 131675.9 795.6 File Copy 4096 bufsize 8000 maxblocks 5800.0 1002403.2 1728.3 Pipe Throughput 12440.0 846096.6 680.1 Pipe-based Context Switching 4000.0 142260.5 355.7 Process Creation 126.0 10179.6 807.9 Shell Scripts (1 concurrent) 42.4 2666.1 628.8 Shell Scripts (8 concurrent) 6.0 386.3 643.9 System Call Overhead 15000.0 1311102.3 874.1 ======== System Benchmarks Index Score 697.7

6. Packet loss test

Ping from 192.168.16.213 to 137.175.xxx.xxx ================================================== ============================ 03/21 09:35:26.637 Ping to 137.175.xxx.xxx with 32 bytes of data and 32 of TTL: 03/21 09:35:26.816 PingMin #1 Reply 32 bytes from 137.175.xxx.xxx: time=176ms TTL=49, ave=176.00ms 03/21 09:35:29.809 PingMax #4 Reply 32 bytes from 137.175.xxx.xxx: time=177ms TTL=49, ave=176.25ms 03/21 09:35:32.814 PingMax #7 Reply 32 bytes from 137.175.xxx.xxx: time=178ms TTL=49, ave=176.43ms 03/21 09:35:45.819 PingMax #20 Reply 32 bytes from 137.175.xxx.xxx: time=183ms TTL=49, ave=176.75ms 03/21 09:35:45.820 === 20 valid sent, 20 received, 0.00% lost, 176.75ms average === --- Results & Statistics------------------------------------------------- ---------- Start time: 2018/03/21 09:35:26 Elapsed time: 000:00:19 End time: 2018/03/21 09:35:45 ---------------- 20 total sent 0 Invalid reception (other errors except timeout) ---------------- 20 valid sent 20 valid reception 0 timed out (0.00% lost) Ping minimum value 176ms, maximum value 183ms, average value 176.75ms

7. Route tracing telecommunications

China Unicom

Move

8. Youtube speed test

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