Vultr 512MB RAM KVM VPS Japan Review

Details: Vultr: $2.5/month/512MB memory/20GB SSD space/500GB traffic/KVM/Japan/Los Angeles. At this price, you can buy a Japanese KVM VPS with good performance and good network. It is worth keeping one.

1. System information and bandwidth test

 wget -qO- bench.sh | bash ---------------------------------------------------------------------- CPU model : Virtual CPU a7769a6388d5 Number of cores : 1 CPU frequency : 2394.454 MHz Total size of Disk : 20.0 GB (0.5 GB Used) Total amount of Mem : 496 MB (60 MB Used) Total amount of Swap : 0 MB (0 MB Used) System uptime : 0 days, 0 hour 2 min Load average : 0.02, 0.02, 0.00 OS : Debian GNU/Linux 7 Arch : x86_64 (64 Bit) Kernel : 3.2.0-4-amd64 ---------------------------------------------------------------------- I/O speed(1st run) : 325 MB/s I/O speed(2nd run) : 358 MB/s I/O speed(3rd run) : 354 MB/s Average I/O speed : 345.7 MB/s ---------------------------------------------------------------------- Node Name IPv4 address Download Speed CacheFly 205.234.175.175 72.4MB/s Linode, Tokyo, JP 106.187.96.148 68.1MB/s Linode, Singapore, SG 139.162.23.4 2.42MB/s Linode, London, UK 176.58.107.39 998KB/s Linode, Frankfurt, DE 139.162.130.8 702KB/s Linode, Fremont, CA 50.116.14.9 1.77MB/s Softlayer, Dallas, TX 173.192.68.18 1.64MB/s Softlayer, Seattle, WA 67.228.112.250 2.15MB/s Softlayer, Frankfurt, DE 159.122.69.4 874KB/s Softlayer, Singapore, SG 119.81.28.170 3.10MB/s Softlayer, HongKong, CN 119.81.130.170 4.93MB/s

2. Upload/download bandwidth test

 Hosted by Foxcore-LS (Sodegaura) [26.76 km]: 6.156 ms Testing download speed.......................................... Download: 476.25 Mbit/s Testing upload speed............................................. Upload: 232.67 Mbit/s

3. Domestic access speed

4. Test hard disk I/O performance

 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, 4.01773 s, 66.8 MB/s

5. UnixBench

 Benchmark Run: Thu Mar 02 2017 12:41:06 - 13:08:17 1 CPU in system; running 1 parallel copy of tests Dhrystone 2 using register variables 26935059.1 lps (10.0 s, 7 samples) Double-Precision Whetstone 3489.8 MWIPS (5.6 s, 7 samples) Execl Throughput 4943.8 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 1004572.9 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 282104.2 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 2034208.4 KBps (30.0 s, 2 samples) Pipe Throughput 1827282.0 lps (10.0 s, 7 samples) Pipe-based Context Switching 336548.6 lps (10.0 s, 7 samples) Process Creation 15950.4 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 4989.4 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 703.5 lpm (60.0 s, 2 samples) System Call Overhead 3576846.6 lps (10.0 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 26935059.1 2308.1 Double-Precision Whetstone 55.0 3489.8 634.5 Execl Throughput 43.0 4943.8 1149.7 File Copy 1024 bufsize 2000 maxblocks 3960.0 1004572.9 2536.8 File Copy 256 bufsize 500 maxblocks 1655.0 282104.2 1704.6 File Copy 4096 bufsize 8000 maxblocks 5800.0 2034208.4 3507.3 Pipe Throughput 12440.0 1827282.0 1468.9 Pipe-based Context Switching 4000.0 336548.6 841.4 Process Creation 126.0 15950.4 1265.9 Shell Scripts (1 concurrent) 42.4 4989.4 1176.8 Shell Scripts (8 concurrent) 6.0 703.5 1172.5 System Call Overhead 15000.0 3576846.6 2384.6 ======== System Benchmarks Index Score 1501.6

6. YouTube test 9:25pm

Here are the data at 8am:

7. Packet loss test: Ruisu and BBR are not installed

 Ping from 10.0.0.13 to 45.32.xxx.xxx ============================================================================== 03/02 20:26:24.403 Ping to 45.32.xxx.xxx with 32 bytes of data and 32 of TTL: 03/02 20:26:24.589 PingMin #1 Reply 32 bytes from 45.32.xxx.xxx: time=138ms TTL=51, ave=138.00ms 03/02 20:26:25.546 PingMax #2 Reply 32 bytes from 45.32.xxx.xxx: time=141ms TTL=51, ave=139.50ms 03/02 20:26:28.540 PingMax #5 Reply 32 bytes from 45.32.xxx.xxx: time=142ms TTL=51, ave=140.00ms 03/02 20:26:31.062 超時#7 *****(32 bytes) 請求超時。 03/02 20:26:32.064 超時#8 *****(32 bytes) 請求超時。 03/02 20:26:33.073 超時#9 *****(32 bytes) 請求超時。 03/02 20:26:35.056 超時#11 *****(32 bytes) 請求超時。 03/02 20:26:36.057 超時#12 *****(32 bytes) 請求超時。 03/02 20:26:40.057 超時#16 *****(32 bytes) 請求超時。 03/02 20:26:41.058 超時#17 *****(32 bytes) 請求超時。 03/02 20:26:42.527 PingMin #19 Reply 32 bytes from 45.32.xxx.xxx: time=127ms TTL=51, ave=138.42ms 03/02 20:26:43.531 === 20 有效發送, 13 接收, 35.00% 丟失, 138.08ms 平均值=== --- 結果& 統計信息------------------------------------------------------開始時間: 2017/03/02 20:26:24經過時間: 000:00:19結束時間: 2017/03/02 20:26:43 ---------------- 20 總計發送0 無效接收(除了超時的其它錯誤) ---------------- 20 有效發送13 有效接收7 timed out (35.00% 丟失) Ping 最小值127ms, 最大值142ms, 平均值138.08ms