TechVPS 512MB RAM Los Angeles Psychz KVM VPS Review

Details: TechVPS: $9/year/512MB memory/10GB space/1TB traffic/KVM/Psychz Los Angeles
The network is good, the IO is good, but the stability can only be seen in the long term.

1. System information, bandwidth, I/O test

 CPU model : QEMU Virtual CPU version (cpu64-rhel6) Number of cores : 1 CPU frequency : 2099.996 MHz Total size of Disk : 9.6 GB (1.5 GB Used) Total amount of Mem : 488 MB (40 MB Used) Total amount of Swap : 511 MB (1 MB Used) System uptime : 0 days 0 hour 2 min Load average : 0.46, 0.16, 0.05 OS : Ubuntu 16.04.3 LTS Arch : x86_64 (64 Bit) Kernel : 4.4.0-87-generic Virt : kvm ---------------------------------------------------------------------- I/O speed( 32M ) : 235 MB/s I/O speed( 256M ) : 300 MB/s I/O speed( 2G ) : 295 MB/s Average I/O speed : 276.7 MB/s ---------------------------------------------------------------------- Node Name Upload Speed Download Speed Latency Normal Node 15.59 Mbit/s 22.06 Mbit/s 474.05 ms Xiangyang CT 0.00 Mbit/s 0.00 Mbit/s 000.000 ms Kunming CT 6.29 Mbit/s 58.76 Mbit/s 206.879 ms Chengdu CT 31.50 Mbit/s 63.36 Mbit/s 199.98 ms Shenyang CU 4.80 Mbit/s 0.69 Mbit/s 828.62 ms Xi'an CU 0.27 Mbit/s 0.00 Mbit/s 000.000 ms Shanghai CU 18.65 Mbit/s 10.74 Mbit/s 200.996 ms Chongqing CU 1.94 Mbit/s 0.00 Mbit/s 000.000 ms Xi'an CM 0.00 Mbit/s 0.00 Mbit/s 000.000 ms Shandong CM 0.00 Mbit/s 0.00 Mbit/s 000.000 ms Chengdu CM 0.00 Mbit/s 0.00 Mbit/s 000.000 ms ---------------------------------------------------------------------- Total time : 10 min 11 sec Current time : 2018-03-26 00:04:57 Finished！

2. Upload/download bandwidth test

 Retrieving speedtest.net server list... Selecting best server based on ping... Hosted by GigeNET (Ashburn, VA) [5.26 km]: 79.099 ms Testing download speed................................................................................ Download: 97.84 Mbit/s Testing upload speed................................................................................................ Upload: 86.94 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, 256 MiB) copied, 6.67115 s, 40.2 MB/s

5. UnixBench

 Benchmark Run: Mon Mar 26 2018 00:44:47 - 01:12:55 1 CPU in system; running 1 parallel copy of tests Dhrystone 2 using register variables 24738962.2 lps (10.0 s, 7 samples) Double-Precision Whetstone 3815.7 MWIPS (9.8 s, 7 samples) Execl Throughput 4617.0 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 987885.0 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 279542.3 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 2254150.8 KBps (30.0 s, 2 samples) Pipe Throughput 1900376.6 lps (10.0 s, 7 samples) Pipe-based Context Switching 265267.1 lps (10.0 s, 7 samples) Process Creation 12342.9 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 7966.3 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 1057.9 lpm (60.1 s, 2 samples) System Call Overhead 3037515.6 lps (10.0 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 24738962.2 2119.9 Double-Precision Whetstone 55.0 3815.7 693.8 Execl Throughput 43.0 4617.0 1073.7 File Copy 1024 bufsize 2000 maxblocks 3960.0 987885.0 2494.7 File Copy 256 bufsize 500 maxblocks 1655.0 279542.3 1689.1 File Copy 4096 bufsize 8000 maxblocks 5800.0 2254150.8 3886.5 Pipe Throughput 12440.0 1900376.6 1527.6 Pipe-based Context Switching 4000.0 265267.1 663.2 Process Creation 126.0 12342.9 979.6 Shell Scripts (1 concurrent) 42.4 7966.3 1878.8 Shell Scripts (8 concurrent) 6.0 1057.9 1763.2 System Call Overhead 15000.0 3037515.6 2025.0 ======== System Benchmarks Index Score 1535.8

6. Packet loss test

 Ping from 192.168.43.94 to 165.73.xxx.xxx ============================================================================== 03/26 12:11:20.483 Ping to 165.73.xxx.xxx with 32 bytes of data and 32 of TTL: 03/26 12:11:20.730 PingMin #1 Reply 32 bytes from 165.73.xxx.xxx: time=240ms TTL=48, ave=240.00ms 03/26 12:11:22.971 PingMin #2 Reply 32 bytes from 165.73.xxx.xxx: time=237ms TTL=48, ave=238.50ms 03/26 12:11:23.954 PingMin #3 Reply 32 bytes from 165.73.xxx.xxx: time=230ms TTL=48, ave=235.67ms 03/26 12:11:25.967 PingMax #5 Reply 32 bytes from 165.73.xxx.xxx: time=246ms TTL=48, ave=236.80ms 03/26 12:11:31.948 PingMin #11 Reply 32 bytes from 165.73.xxx.xxx: time=227ms TTL=48, ave=234.27ms 03/26 12:11:32.940 PingMin #12 Reply 32 bytes from 165.73.xxx.xxx: time=219ms TTL=48, ave=233.00ms 03/26 12:11:40.951 === 20 有效發送, 20 接收, 0.00% 丟失, 232.05ms 平均值=== --- 結果& 統計信息------------------------------------------------------開始時間: 2018/03/26 12:11:20經過時間: 000:00:20結束時間: 2018/03/26 12:11:40 ---------------- 20 總計發送0 無效接收(除了超時的其它錯誤) ---------------- 20 有效發送20 有效接收0 timed out (0.00% 丟失) Ping 最小值219ms, 最大值246ms, 平均值232.05ms

7. Route tracking <br /> Telecommunications

China Unicom

move

8. YouTube speed test
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