Jing'an Kuaiyun VPS 2GB memory 4Mbps bandwidth Zhengzhou simple evaluation

Details: Kuaiyun VPS: 650 yuan/2 years/2GB memory/100GB space with unlimited traffic/4Mbps/KVM/Zhengzhou

1. System information, I/O test

CPU model: Intel Core Processor (Haswell) Number of cores: 2 CPU frequency: 2399.996 MHz Total size of Disk: 411.5 GB (377.0 GB Used) Total amount of Mem: 1877 MB (900 MB Used) Total amount of Swap: 4031 MB (0 MB Used) System uptime: 0 days, 1 hour 40 minutes Load average: 0.00, 0.00, 0.00 OS: CentOS 6.9 Arch: x86_64 (64 Bit) Kernel: 2.6.32-573.el6.x86_64 -------------------------------------------------- ------------------- I/O speed (1st run): 155 MB/s I/O speed (2nd run): 141 MB/s I/O speed (3rd run): 388 MB/s Average I/O speed: 228.0 MB/s

2. Upload/download bandwidth test

Hosted by China unicom henan branch (Zhengzhou) [14.17 km]: 1.58 ms Testing download speed........................................ Download: 497.86 Mbit/s Testing upload speed........................................ .Upload: 3.88 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, 9.73813 s, 27.6 MB/s

5. UnixBench scores

Benchmark Run: Sun Apr 23 2017 16:18:01 - 16:46:19 2 CPUs in system; running 1 parallel copy of tests Dhrystone 2 using register variables 20517738.9 lps (10.0 s, 7 samples) Double-Precision Whetstone 2705.3 MWIPS (10.0 s, 7 samples) Execl Throughput 861.5 lps (29.8 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 460689.2 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 135635.0 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 1118971.2 KBps (30.0 s, 2 samples) Pipe Throughput 921955.5 lps (10.0 s, 7 samples) Pipe-based Context Switching 193554.9 lps (10.0 s, 7 samples) Process Creation 1845.2 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 2580.0 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 629.7 lpm (60.0 s, 2 samples) System Call Overhead 1561885.3 lps (10.0 s, 7 samples) System Benchmarks Index Values ​​BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 20517738.9 1758.2 Double-Precision Whetstone 55.0 2705.3 491.9 ExeclThroughput 43.0 861.5 200.3 File Copy 1024 bufsize 2000 maxblocks 3960.0 460689.2 1163.4 File Copy 256 bufsize 500 maxblocks 1655.0 135635.0 819.5 File Copy 4096 bufsize 8000 maxblocks 5800.0 1118971.2 1929.3 Pipe Throughput 12440.0 921955.5 741.1 Pipe-based Context Switching 4000.0 193554.9 483.9 Process Creation 126.0 1845.2 146.4 Shell Scripts (1 concurrent) 42.4 2580.0 608.5 Shell Scripts (8 concurrent) 6.0 629.7 1049.5 System Call Overhead 15000.0 1561885.3 1041.3 ======== System Benchmarks Index Score 687.4 -------------------------------------------------- ----------------------- Benchmark Run: Sun Apr 23 2017 16:46:19 - 17:14:32 2 CPUs in system; running 2 parallel copies of tests Dhrystone 2 using register variables 36712684.3 lps (10.0 s, 7 samples) Double-Precision Whetstone 5214.0 MWIPS (9.5 s, 7 samples) Execl Throughput 4266.4 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 449149.0 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 130838.3 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 1343451.4 KBps (30.0 s, 2 samples) Pipe Throughput 1668171.8 lps (10.0 s, 7 samples) Pipe-based Context Switching 358050.1 lps (10.0 s, 7 samples) Process Creation 12687.3 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 5312.7 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 743.4 lpm (60.1 s, 2 samples) System Call Overhead 2295503.6 lps (10.0 s, 7 samples) System Benchmarks Index Values ​​BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 36712684.3 3145.9 Double-Precision Whetstone 55.0 5214.0 948.0 ExeclThroughput 43.0 4266.4 992.2 File Copy 1024 bufsize 2000 maxblocks 3960.0 449149.0 1134.2 File Copy 256 bufsize 500 maxblocks 1655.0 130838.3 790.6 File Copy 4096 bufsize 8000 maxblocks 5800.0 1343451.4 2316.3 Pipe Throughput 12440.0 1668171.8 1341.0 Pipe-based Context Switching 4000.0 358050.1 895.1 Process Creation 126.0 12687.3 1006.9 Shell Scripts (1 concurrent) 42.4 5312.7 1253.0 Shell Scripts (8 concurrent) 6.0 743.4 1239.0 System Call Overhead 15000.0 2295503.6 1530.3 ======== System Benchmarks Index Score 1270.2

6. Packet loss test

Ping from 192.168.1.243 to 122.114.xxx.xxx ================================================== ============================ 04/23 16:19:36.456 Ping to 122.114.xxx.xxx with 32 bytes of data and 32 of TTL: 04/23 16:19:36.566 PingMin #1 Reply 32 bytes from 122.114.xxx.xxx: time=100ms TTL=54, ave=100.00ms 04/23 16:19:37.519 PingMin #2 Reply 32 bytes from 122.114.xxx.xxx: time=58ms TTL=54, ave=79.00ms 04/23 16:19:38.516 PingMin #3 Reply 32 bytes from 122.114.xxx.xxx: time=55ms TTL=54, ave=71.00ms 04/23 16:19:39.513 PingMin #4 Reply 32 bytes from 122.114.xxx.xxx: time=54ms TTL=54, ave=66.75ms 04/23 16:19:41.567 PingMax #6 Reply 32 bytes from 122.114.xxx.xxx: time=105ms TTL=54, ave=71.00ms 04/23 16:19:42.591 PingMax #7 Reply 32 bytes from 122.114.xxx.xxx: time=130ms TTL=54, ave=79.43ms 04/23 16:19:43.685 PingMax #8 Reply 32 bytes from 122.114.xxx.xxx: time=221ms TTL=54, ave=97.13ms 04/23 16:19:44.710 PingMax #9 Reply 32 bytes from 122.114.xxx.xxx: time=250ms TTL=54, ave=114.11ms 04/23 16:19:47.516 PingMin #12 Reply 32 bytes from 122.114.xxx.xxx: time=52ms TTL=54, ave=106.17ms 04/23 16:19:55.510 === 20 valid sent, 20 received, 0.00% lost, 85.00ms average === --- Results & Statistics------------------------------------------------- ---------- Start time: 2017/04/23 16:19:36 Elapsed time: 000:00:19 End time: 2017/04/23 16:19:55 ---------------- 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 52ms, maximum value 250ms, average value 85.00ms

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