Yiyun 512MB Memory Los Angeles KVM VPS Review

Yesterday’s discount, CPU: 2*2.26Ghz/512M ECC/20GB/30Mbps/4 IPs, annual payment is 169 yuan, not bad. Here is the review:

1. System information, bandwidth, I/O test

CPU model: Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz Number of cores: 2 CPU frequency: 2600.076 MHz Total size of Disk: 28.4 GB (1.1 GB Used) Total amount of Mem: 495 MB (47 MB ​​Used) Total amount of Swap: 459 MB (0 MB Used) System uptime: 0 days, 0 hours 13 minutes Load average: 0.00, 0.00, 0.00 OS: Debian GNU/Linux 7 Arch: x86_64 (64 Bit) Kernel: 3.2.0-4-amd64 -------------------------------------------------- ------------------- I/O speed (1st run): 189 MB/s I/O speed (2nd run): 206 MB/s I/O speed (3rd run): 167 MB/s Average I/O speed: 187.3 MB/s -------------------------------------------------- ------------------- Node Name IPv4 address Download Speed CacheFly 205.234.175.175 81.6MB/s Linode, Tokyo, JP 106.187.96.148 2.41MB/s Linode, Singapore, SG 139.162.23.4 1.36MB/s Linode, London, UK 176.58.107.39 1.84MB/s Linode, Frankfurt, DE 139.162.130.8 1.66MB/s Linode, Fremont, CA 50.116.14.9 35.8MB/s Softlayer, Dallas, TX 173.192.68.18 6.40MB/s Softlayer, Seattle, WA 67.228.112.250 12.3MB/s Softlayer, Frankfurt, DE 159.122.69.4 1.67MB/s Softlayer, Singapore, SG 119.81.28.170 1.39MB/s Softlayer, HongKong, CN 119.81.130.170 1.54MB/s

2. Upload/download bandwidth test

Retrieving speedtest.net server list... Selecting best server based on ping... Hosted by CenturyLink, Inc (Cheyenne, WY) [9.89 km]: 40.472 ms Testing download speed................................................ ............................. Download: 320.69 Mbit/s Testing upload speed................................................ ................................................................. Upload: 29.55 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, 5.29696 s, 50.7 MB/s

5. UnixBench scores

Benchmark Run: Mon Jul 03 2017 20:13:38 - 20:41:45 2 CPUs in system; running 1 parallel copy of tests Dhrystone 2 using register variables 32470238.2 lps (10.0 s, 7 samples) Double-Precision Whetstone 3508.2 MWIPS (10.0 s, 7 samples) Execl Throughput 1389.5 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 268613.9 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 71002.4 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 864419.4 KBps (30.0 s, 2 samples) Pipe Throughput 422642.7 lps (10.0 s, 7 samples) Pipe-based Context Switching 66433.2 lps (10.0 s, 7 samples) Process Creation 2950.8 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 3363.8 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 628.9 lpm (60.1 s, 2 samples) System Call Overhead 498006.4 lps (10.0 s, 7 samples) System Benchmarks Index Values ​​BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 32470238.2 2782.4 Double-Precision Whetstone 55.0 3508.2 637.8 ExeclThroughput 43.0 1389.5 323.1 File Copy 1024 bufsize 2000 maxblocks 3960.0 268613.9 678.3 File Copy 256 bufsize 500 maxblocks 1655.0 71002.4 429.0 File Copy 4096 bufsize 8000 maxblocks 5800.0 864419.4 1490.4 Pipe Throughput 12440.0 422642.7 339.7 Pipe-based Context Switching 4000.0 66433.2 166.1 Process Creation 126.0 2950.8 234.2 Shell Scripts (1 concurrent) 42.4 3363.8 793.4 Shell Scripts (8 concurrent) 6.0 628.9 1048.2 System Call Overhead 15000.0 498006.4 332.0 ======== System Benchmarks Index Score 557.8 -------------------------------------------------- ----------------------- Benchmark Run: Mon Jul 03 2017 20:41:45 - 21:09:54 2 CPUs in system; running 2 parallel copies of tests Dhrystone 2 using register variables 64703714.6 lps (10.0 s, 7 samples) Double-Precision Whetstone 6999.0 MWIPS (9.8 s, 7 samples) Execl Throughput 2772.4 lps (29.9 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 454648.5 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 108924.5 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 1487979.9 KBps (30.0 s, 2 samples) Pipe Throughput 851961.9 lps (10.0 s, 7 samples) Pipe-based Context Switching 133731.7 lps (10.0 s, 7 samples) Process Creation 4984.7 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 4850.2 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 651.7 lpm (60.1 s, 2 samples) System Call Overhead 937214.1 lps (10.0 s, 7 samples) System Benchmarks Index Values ​​BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 64703714.6 5544.4 Double-Precision Whetstone 55.0 6999.0 1272.5 ExeclThroughput 43.0 2772.4 644.7 File Copy 1024 bufsize 2000 maxblocks 3960.0 454648.5 1148.1 File Copy 256 bufsize 500 maxblocks 1655.0 108924.5 658.2 File Copy 4096 bufsize 8000 maxblocks 5800.0 1487979.9 2565.5 Pipe Throughput 12440.0 851961.9 684.9 Pipe-based Context Switching 4000.0 133731.7 334.3 Process Creation 126.0 4984.7 395.6 Shell Scripts (1 concurrent) 42.4 4850.2 1143.9 Shell Scripts (8 concurrent) 6.0 651.7 1086.2 System Call Overhead 15000.0 937214.1 624.8 ======== System Benchmarks Index Score 961.0

6. Packet loss test

Ping from 192.168.1.29 to 104.171.xxx.xxx ================================================== ============================ 07/03 20:17:41.158 Ping to 104.171.xxx.xxx with 32 bytes of data and 32 of TTL: 07/03 20:17:41.378 PingMin #1 Reply 32 bytes from 104.171.xxx.xxx: time=217ms TTL=51, ave=217.00ms 07/03 20:17:43.371 PingMax #3 Reply 32 bytes from 104.171.xxx.xxx: time=219ms TTL=51, ave=217.67ms 07/03 20:17:45.820 Timeout #5 *****(32 bytes) Request timeout. 07/03 20:17:51.367 PingMin #11 Reply 32 bytes from 104.171.xxx.xxx: time=215ms TTL=51, ave=217.70ms 07/03 20:17:52.367 PingMin #12 Reply 32 bytes from 104.171.xxx.xxx: time=214ms TTL=51, ave=217.36ms 07/03 20:17:53.373 PingMax #13 Reply 32 bytes from 104.171.xxx.xxx: time=221ms TTL=51, ave=217.67ms 07/03 20:17:58.819 Timeout #18 *****(32 bytes) Request timeout. 07/03 20:18:00.373 === 20 valid sent, 18 received, 10.00% lost, 217.56ms average === --- Results & Statistics------------------------------------------------- ---------- Start time: 2017/07/03 20:17:41 Elapsed time: 000:00:19 End time: 2017/07/03 20:18:00 ---------------- 20 total sent 0 Invalid reception (other errors except timeout) ---------------- 20 valid sent 18 valid reception 2 timed out (10.00% lost) Ping minimum value 214ms, maximum value 221ms, average value 217.56ms

7. Route tracing telecommunications

China Unicom

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