drServer Atom C2750 16GB Memory Dallas Dedicated Server Review

Details: drServer: $16/month/Atom C2750/16GB memory/2TB SSHD hard drive/unlimited traffic/Dallas standard 100M unlimited traffic, in fact, the upstream is nearly 300M and the downstream is nearly 500M, which is very good.
Brand new hard drive, only took 33 hours.

1. System information, bandwidth, I/O test

 CPU model : Intel(R) Atom(TM) CPU C2750 @ 2.40GHz Number of cores : 8 CPU frequency : 1200.000 MHz Total size of Disk : 1945.8 GB (1.3 GB Used) Total amount of Mem : 15873 MB (210 MB Used) Total amount of Swap : 2047 MB (0 MB Used) System uptime : 0 days 4 hour 24 min Load average : 0.08, 0.03, 0.05 OS : CentOS 7.4.1708 Arch : x86_64 (64 Bit) Kernel : 3.10.0-693.21.1.el7.x86_64 Virt : No Virt Power time of disk : Hours ---------------------------------------------------------------------- I/O speed( 32M ) : 71.0 MB/s I/O speed( 256M ) : 77.1 MB/s I/O speed( 2G ) : 90.2 MB/s Average I/O speed : 79.4 MB/s ---------------------------------------------------------------------- Node Name Upload Speed Download Speed Latency Normal Node 149.07 Mbit/s 325.47 Mbit/s 34.693 ms Xiangyang CT 54.17 Mbit/s 97.15 Mbit/s 600.406 ms Shanghai CT 50.10 Mbit/s 21.01 Mbit/s 542.572 ms Chengdu CT 28.05 Mbit/s 100.92 Mbit/s 275.034 ms Xi'an CU 27.65 Mbit/s 11.90 Mbit/s 313.184 ms Shanghai CU 4.03 Mbit/s 0.32 Mbit/s 000.000 ms Chongqing CU 17.83 Mbit/s 3.47 Mbit/s 769.348 ms Xi'an CM 97.08 Mbit/s 59.68 Mbit/s 289.069 ms Shanghai CM 39.86 Mbit/s 10.18 Mbit/s 359.895 ms Chengdu CM 69.40 Mbit/s 54.96 Mbit/s 246.027 ms ---------------------------------------------------------------------- Total time : 5 min 10 sec Current time : 2018-05-05 00:34:40 Finished！

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]: 30.029 ms Testing download speed............................................ Download: 473.64 Mbit/s Testing upload speed.............................................. Upload: 272.49 Mbit/s

3. Domestic 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, 23.0871 s, 11.6 MB/s

5. UnixBench

 Benchmark Run: Fri May 04 2018 21:10:59 - 21:38:57 8 CPUs in system; running 1 parallel copy of tests Dhrystone 2 using register variables 13008880.3 lps (10.0 s, 7 samples) Double-Precision Whetstone 2176.3 MWIPS (10.1 s, 7 samples) Execl Throughput 1383.7 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 243771.1 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 65313.0 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 701870.8 KBps (30.0 s, 2 samples) Pipe Throughput 378339.6 lps (10.0 s, 7 samples) Pipe-based Context Switching 42603.6 lps (10.0 s, 7 samples) Process Creation 2111.1 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 1503.9 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 651.0 lpm (60.0 s, 2 samples) System Call Overhead 395001.1 lps (10.0 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 13008880.3 1114.7 Double-Precision Whetstone 55.0 2176.3 395.7 Execl Throughput 43.0 1383.7 321.8 File Copy 1024 bufsize 2000 maxblocks 3960.0 243771.1 615.6 File Copy 256 bufsize 500 maxblocks 1655.0 65313.0 394.6 File Copy 4096 bufsize 8000 maxblocks 5800.0 701870.8 1210.1 Pipe Throughput 12440.0 378339.6 304.1 Pipe-based Context Switching 4000.0 42603.6 106.5 Process Creation 126.0 2111.1 167.5 Shell Scripts (1 concurrent) 42.4 1503.9 354.7 Shell Scripts (8 concurrent) 6.0 651.0 1084.9 System Call Overhead 15000.0 395001.1 263.3 ======== System Benchmarks Index Score 410.6 ------------------------------------------------------------------------ Benchmark Run: Fri May 04 2018 21:38:57 - 22:06:57 8 CPUs in system; running 8 parallel copies of tests Dhrystone 2 using register variables 104029635.3 lps (10.0 s, 7 samples) Double-Precision Whetstone 17414.7 MWIPS (10.1 s, 7 samples) Execl Throughput 10010.9 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 540712.7 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 157123.3 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 1433092.9 KBps (30.0 s, 2 samples) Pipe Throughput 3008464.9 lps (10.0 s, 7 samples) Pipe-based Context Switching 675651.1 lps (10.0 s, 7 samples) Process Creation 30291.0 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 8624.8 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 1970.3 lpm (60.1 s, 2 samples) System Call Overhead 2813454.4 lps (10.0 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 104029635.3 8914.3 Double-Precision Whetstone 55.0 17414.7 3166.3 Execl Throughput 43.0 10010.9 2328.1 File Copy 1024 bufsize 2000 maxblocks 3960.0 540712.7 1365.4 File Copy 256 bufsize 500 maxblocks 1655.0 157123.3 949.4 File Copy 4096 bufsize 8000 maxblocks 5800.0 1433092.9 2470.8 Pipe Throughput 12440.0 3008464.9 2418.4 Pipe-based Context Switching 4000.0 675651.1 1689.1 Process Creation 126.0 30291.0 2404.1 Shell Scripts (1 concurrent) 42.4 8624.8 2034.2 Shell Scripts (8 concurrent) 6.0 1970.3 3283.9 System Call Overhead 15000.0 2813454.4 1875.6 ======== System Benchmarks Index Score 2332.2

6. Packet loss test

 Ping from 10.0.0.16 to 144.172.xxx.xxx ============================================================================== 05/05 12:34:23.173 Ping to 144.172.xxx.xxx with 32 bytes of data and 32 of TTL: 05/05 12:34:23.423 PingMin #1 Reply 32 bytes from 144.172.xxx.xxx: time=254ms TTL=49, ave=254.00ms 05/05 12:34:24.415 PingMin #2 Reply 32 bytes from 144.172.xxx.xxx: time=248ms TTL=49, ave=251.00ms 05/05 12:34:25.407 PingMin #3 Reply 32 bytes from 144.172.xxx.xxx: time=245ms TTL=49, ave=249.00ms 05/05 12:34:26.674 PingMax #4 Reply 32 bytes from 144.172.xxx.xxx: time=514ms TTL=49, ave=315.25ms 05/05 12:34:31.413 PingMin #9 Reply 32 bytes from 144.172.xxx.xxx: time=240ms TTL=49, ave=315.56ms 05/05 12:34:33.414 PingMin #11 Reply 32 bytes from 144.172.xxx.xxx: time=232ms TTL=49, ave=301.18ms 05/05 12:36:02.430 === 100 有效發送, 100 接收, 0.00% 丟失, 263.79ms 平均值=== --- 結果& 統計信息------------------------------------------------------開始時間: 2018/05/05 12:34:23經過時間: 000:01:39結束時間: 2018/05/05 12:36:02 ---------------- 100 總計發送0 無效接收(除了超時的其它錯誤) ---------------- 100 有效發送100 有效接收0 timed out (0.00% 丟失) Ping 最小值232ms, 最大值514ms, 平均值263.79ms

7. Route tracking <br /> Telecommunications

China Unicom

8. YouTube speed test