Performanta VPS-urilor vs Dedicatelor
Citesc un articol pe WebHosting Talk, despre performanta VPS-urilor vs a serverelor dedicate. Ma gandeam ca nu se pot compara, insa am descoperit ca diferenta e uriasa. Cei de acolo au rulat UnixBench (care poate fi download-at de aici), postand rezultatele.
Voi face mai jos un tabel cu cateva rezultate + specificatiile serverelor, just for info.
| Specs | Scor | |
| Intel Core 2 Duo E7400 2.8 Ghz, 2 GB DDRII, 250 GB SATAII | 403 | |
| Intel Q9450, 8 GB DDRII 800 Mhz Ram, 250 GB SATAII Disk | 622 | |
| AMD Phenom II X4 940 Overclocked 3.6 GHZ, 8 GB DDRII, 250 GB SATAII | 934 | |
| i7-920, 8 GB DDR3 RAM, 2 x 750 GB SATA-II HDD (Software-RAID 1) | 997 | |
| TMS Core i7 920, 6GB DDR3, 320GB SATA-II | 1013 | |
| Dual E5520 (DualCore, 2.26Ghz), 12G RAM | 1343 | |
| Amazon EC2 m1.small Fedora Core 8 | 35 | |
| Amazon EC2 c1.medium CentOS 5 | 147 | |
| FSCKVPS, 512MB, $9.95/mo | 162 | |
| VPSPlant VPSBig (Intel Xeon 3GHz, 1GB RAM, 25GB, $21/mo) | 369 | |
| RapidSwitch 384MB VPS ($25/mo) | 411 | |
| NyNOC SuperVPS1 (Core2Duo Q9300, 512MB ram, 10gb, $10/mo) | 419 | |
Asta pentru orientare. Acum, rezultatele a ce am testat eu pana acum (3 servere, probabil vor mai urma cateva):
CheapVPS (da,aia unde datele se sterg 100%), 4 * Intel Xeon X3360 (2.83GHz), 768MB ram, platforma OpenVZ:
INDEX VALUES
TEST BASELINE RESULT INDEX
Dhrystone 2 using register variables 376783.7 28841362.7 765.5
Double-Precision Whetstone 83.1 1613.0 194.1
Execl Throughput 188.3 9010.6 478.5
File Copy 1024 bufsize 2000 maxblocks 2672.0 194779.0 729.0
File Copy 256 bufsize 500 maxblocks 1077.0 57562.0 534.5
File Read 4096 bufsize 8000 maxblocks 15382.0 1401585.0 911.2
Pipe-based Context Switching 15448.6 716815.9 464.0
Pipe Throughput 111814.6 2160287.6 193.2
Process Creation 569.3 24757.3 434.9
Shell Scripts (8 concurrent) 44.8 1885.7 420.9
System Call Overhead 114433.5 3194101.3 279.1
=========
FINAL SCORE 438.6
Si VPS-ul din xServers (dezamagitor), 4* Intel Xeon E5335 (2.00GHz), 1.5GB ram, 60gb spatiu, 90eur/luna:




