GigaBit Ethernet to the Desktop - Relative Benchmarks
Some of the benchmarks performed on the computers do not use a network connection. These benchmark results are shown here, so that the computers can be compared.
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GigaBit Ethernet to the Desktop - Relative BenchmarksSome of the benchmarks performed on the computers do not use a network connection. These benchmark results are shown here, so that the computers can be compared.
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L M B E N C H 2 . 0 S U M M A R Y
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Basic system parameters
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Host OS Description Mhz
--------- ------------- ----------------------- ----
Server1 Linux 2.4.18- i686-pc-linux-gnu 2400
Server2 Linux 2.4.18- i686-pc-linux-gnu 2400
Client1 Linux 2.4.18- i686-pc-linux-gnu 2530
Client2 Linux 2.4.18- i686-pc-linux-gnu 1700
Processor, Processes - times in microseconds - smaller is better
----------------------------------------------------------------
Host OS MHz null null open selct sig SIG fork exec sh
call I/O stat clos TCP inst hndl proc proc proc
--------- ------------- ---- ---- ---- ---- ---- ----- ---- ---- ---- ---- ----
Server1 Linux 2.4.18- 2400 0.53 0.81 3.67 5.05 25.5 0.84 2.81 159. 457. 2688
Server2 Linux 2.4.18- 2400 0.51 0.73 3.20 4.41 21.5 0.82 2.72 145. 419. 2372
Client1 Linux 2.4.18- 2530 0.63 0.71 1.94 2.68 6.008 0.96 2.58 99.6 322. 2021
Client2 Linux 2.4.18- 1700 0.91 1.02 2.81 3.92 8.792 1.37 3.74 261. 801. 4013
Context switching - times in microseconds - smaller is better
-------------------------------------------------------------
Host OS 2p/0K 2p/16K 2p/64K 8p/16K 8p/64K 16p/16K 16p/64K
ctxsw ctxsw ctxsw ctxsw ctxsw ctxsw ctxsw
--------- ------------- ----- ------ ------ ------ ------ ------- -------
Server1 Linux 2.4.18- 1.330 2.4200 4.9300 2.8800 16.9 5.91500 37.3
Server2 Linux 2.4.18- 1.698 2.2325 4.8500 2.4100 19.6 3.92250 25.5
Client1 Linux 2.4.18- 0.805 1.6750 4.0475 1.8850 21.6 3.92750 29.7
Client2 Linux 2.4.18- 0.808 3.0683 28.7 12.3 41.1 13.9 40.7
*Local* Communication latencies in microseconds - smaller is better
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Host OS 2p/0K Pipe AF UDP RPC/ TCP RPC/ TCP
ctxsw UNIX UDP TCP conn
--------- ------------- ----- ----- ---- ----- ----- ----- ----- ----
Server1 Linux 2.4.18- 1.330 12.1 19.5 24.3 28.3 27.6 38.5 52.6
Server2 Linux 2.4.18- 1.698 7.546 12.3 15.1 24.7 18.0 31.7 45.2
Client1 Linux 2.4.18- 0.805 4.985 6.78 9.220 17.2 10.5 21.5 30.6
Client2 Linux 2.4.18- 0.808 6.674 10.1 14.0 35.3 18.2 49.5 84.7
File & VM system latencies in microseconds - smaller is better
--------------------------------------------------------------
Host OS 0K File 10K File Mmap Prot Page
Create Delete Create Delete Latency Fault Fault
--------- ------------- ------ ------ ------ ------ ------- ----- -----
Server1 Linux 2.4.18- 42.3 24.2 123.3 44.2 451.8 1.318 3.00000
Server2 Linux 2.4.18- 38.7 19.3 106.0 35.6 404.5 1.150 14.5
Client1 Linux 2.4.18- 28.9 5.8465 56.7 12.8 298.3 1.150 2.00000
Client2 Linux 2.4.18- 42.5 8.8827 99.5 21.2 465.7 1.691 3.00000
*Local* Communication bandwidths in MB/s - bigger is better
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Host OS Pipe AF TCP File Mmap Bcopy Bcopy Mem Mem
UNIX reread reread (libc) (hand) read write
--------- ------------- ---- ---- ---- ------ ------ ------ ------ ---- -----
Server1 Linux 2.4.18- 925. 1334 531. 1327.9 1583.4 484.1 498.5 1583 671.1
Server2 Linux 2.4.18- 772. 542. 737. 1536.7 2265.3 559.2 594.3 2266 749.4
Client1 Linux 2.4.18- 1579 2374 748. 1909.0 2045.6 990.0 985.6 2045 1410.
Client2 Linux 2.4.18- 569. 286. 187. 601.2 1525.6 480.5 493.2 1525 714.8
Memory latencies in nanoseconds - smaller is better
(WARNING - may not be correct, check graphs)
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Host OS MHz L1 $ L2 $ Main mem Guesses
--------- ------------- ---- ----- ------ -------- -------
Server1 Linux 2.4.18- 2400 0.835 7.7085 150.1
Server2 Linux 2.4.18- 2400 0.834 7.6953 95.2
Client1 Linux 2.4.18- 2530 0.788 7.2340 116.9
Client2 Linux 2.4.18- 1700 1.167 75.7 122.0
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