Standard interconnection 512MB memory 2Mbps Hong Kong Hyper

Thanks to the group of friends for providing machine testing! Details: https://www.arebz.com/2018.aspx

1. System information, bandwidth, I/O test

CPU model: Intel(R) Xeon(R) CPU E5-2450L 0 @ 1.80GHz Number of cores: 2 CPU frequency: 1795.683 MHz Total size of Disk: 18.5 GB (3.6 GB Used) Total amount of Mem: 481 MB (277 MB Used) Total amount of Swap: 2047 MB ​​(2 MB Used) System uptime: 0 days 0 hours 10 minutes Load average: 0.16, 0.12, 0.11 OS: CentOS 7.2.1511 Arch: x86_64 (64 Bit) Kernel: 3.10.0-327.el7.x86_64 Virt: hyperv -------------------------------------------------- ------------------- I/O speed (32M): 269 MB/s I/O speed(256M): 183 MB/s I/O speed (2G): 289 MB/s Average I/O speed: 247.0 MB/s -------------------------------------------------- ------------------- Node Name Upload Speed ​​Download Speed ​​Latency Normal Node 2.08 Mbit/s 14.63 Mbit/s 14.708 ms Xiangyang CT 2.12 Mbit/s 11.99 Mbit/s 63.669 ms Chengdu CT 2.14 Mbit/s 14.02 Mbit/s 71.798 ms Xi'an CU 2.10 Mbit/s 14.42 Mbit/s 75.464 ms Shanghai CU 2.08 Mbit/s 13.99 Mbit/s 58.742 ms Chongqing CU 2.09 Mbit/s 13.72 Mbit/s 56.073 ms Xi'an CM 2.21 Mbit/s 13.29 Mbit/s 36.519 ms Shanghai CM 2.24 Mbit/s 11.02 Mbit/s 52.0 ms Chengdu CM 2.18 Mbit/s 14.12 Mbit/s 53.087 ms -------------------------------------------------- ------------------- Total time: 5 minutes 39 seconds Current time: 2018-04-16 15:53:42 Finished!

2. Upload/download bandwidth test

Retrieving speedtest.net server list... Selecting best server based on ping... Hosted by Interoute VDC (Hong Kong) [0.00 km]: 14.679 ms Testing download speed................................................ ............................. Download: 15.06 Mbit/s Testing upload speed................................................ ................................................................. Upload: 2.19 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 Recorded the read of 4096+0 Recorded 4096+0 writes 268435456 bytes (268 MB) copied, 29.3813 seconds, 9.1 MB/second

5. UnixBench scores

Benchmark Run: April 16, 2018 16:02:59 - 16:31:01 2 CPUs in system; running 1 parallel copy of tests Dhrystone 2 using register variables 8055832.4 lps (10.0 s, 7 samples) Double-Precision Whetstone 1254.5 MWIPS (10.2 s, 7 samples) Execl Throughput 766.8 lps (29.7 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 232673.8 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 69994.4 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 573164.6 KBps (30.0 s, 2 samples) Pipe Throughput 366487.8 lps (10.0 s, 7 samples) Pipe-based Context Switching 79840.9 lps (10.0 s, 7 samples) Process Creation 1531.3 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 1335.9 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 342.2 lpm (60.0 s, 2 samples) System Call Overhead 608787.4 lps (10.0 s, 7 samples) System Benchmarks Index Values ​​BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 8055832.4 690.3 Double-Precision Whetstone 55.0 1254.5 228.1 ExeclThroughput 43.0 766.8 178.3 File Copy 1024 bufsize 2000 maxblocks 3960.0 232673.8 587.6 File Copy 256 bufsize 500 maxblocks 1655.0 69994.4 422.9 File Copy 4096 bufsize 8000 maxblocks 5800.0 573164.6 988.2 Pipe Throughput 12440.0 366487.8 294.6 Pipe-based Context Switching 4000.0 79840.9 199.6 Process Creation 126.0 1531.3 121.5 Shell Scripts (1 concurrent) 42.4 1335.9 315.1 Shell Scripts (8 concurrent) 6.0 342.2 570.3 System Call Overhead 15000.0 608787.4 405.9 ======== System Benchmarks Index Score 351.8 -------------------------------------------------- ----------------------- Benchmark Run: April 16, 2018 16:31:01 - 16:59:04 2 CPUs in system; running 2 parallel copies of tests Dhrystone 2 using register variables 15072400.3 lps (10.0 s, 7 samples) Double-Precision Whetstone 2468.4 MWIPS (9.6 s, 7 samples) Execl Throughput 1729.9 lps (29.6 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 348898.7 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 101762.9 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 931425.1 KBps (30.0 s, 2 samples) Pipe Throughput 677539.5 lps (10.0 s, 7 samples) Pipe-based Context Switching 145449.7 lps (10.0 s, 7 samples) Process Creation 6139.2 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 2094.7 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 352.5 lpm (60.2 s, 2 samples) System Call Overhead 1014859.0 lps (10.0 s, 7 samples) System Benchmarks Index Values ​​BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 15072400.3 1291.6 Double-Precision Whetstone 55.0 2468.4 448.8 ExeclThroughput 43.0 1729.9 402.3 File Copy 1024 bufsize 2000 maxblocks 3960.0 348898.7 881.1 File Copy 256 bufsize 500 maxblocks 1655.0 101762.9 614.9 File Copy 4096 bufsize 8000 maxblocks 5800.0 931425.1 1605.9 Pipe Throughput 12440.0 677539.5 544.6 Pipe-based Context Switching 4000.0 145449.7 363.6 Process Creation 126.0 6139.2 487.2 Shell Scripts (1 concurrent) 42.4 2094.7 494.0 Shell Scripts (8 concurrent) 6.0 352.5 587.5 System Call Overhead 15000.0 1014859.0 676.6 ======== System Benchmarks Index Score 629.1

6. Packet loss test

Ping from 192.168.0.29 to 182.161.xxx.xxx ================================================== ============================ 04/16 16:00:37.311 Ping to 182.161.xxx.xxx with 32 bytes of data and 32 of TTL: 04/16 16:00:37.403 PingMin #1 Reply 32 bytes from 182.161.xxx.xxx: time=89ms TTL=43, ave=89.00ms 04/16 16:00:38.475 PingMax #2 Reply 32 bytes from 182.161.xxx.xxx: time=167ms TTL=43, ave=128.00ms 04/16 16:00:40.395 PingMin #4 Reply 32 bytes from 182.161.xxx.xxx: time=88ms TTL=43, ave=116.75ms 04/16 16:00:47.400 PingMin #11 Reply 32 bytes from 182.161.xxx.xxx: time=87ms TTL=43, ave=102.64ms 04/16 16:00:59.514 PingMax #23 Reply 32 bytes from 182.161.xxx.xxx: time=208ms TTL=43, ave=105.17ms 04/16 16:01:07.527 PingMax #31 Reply 32 bytes from 182.161.xxx.xxx: time=221ms TTL=43, ave=123.84ms 04/16 16:01:11.709 TooLate #35 Reply 32 bytes from 182.161.xxx.xxx: time=404ms TTL=43, ave=135.77ms 04/16 16:01:12.683 TooLate #36 Reply 32 bytes from 182.161.xxx.xxx: time=374ms TTL=43, ave=142.39ms 04/16 16:01:14.792 TooLate #38 Reply 32 bytes from 182.161.xxx.xxx: time=488ms TTL=43, ave=154.89ms 04/16 16:02:16.394 === 100 valid sent, 100 received, 0.00% lost, 136.69ms average === --- Results & Statistics------------------------------------------------- ---------- Start time: 2018/04/16 16:00:37 Elapsed time: 000:01:39 End time: 2018/04/16 16:02:16 ---------------- 100 total sent 0 Invalid reception (other errors except timeout) ---------------- 100 valid sent 100 valid reception 0 timed out (0.00% lost) Ping minimum value 87ms, maximum value 488ms, average value 136.69ms

7. Route tracing telecommunications

China Unicom

8. Youtube speed test

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