2002-09-22 12:37:51

by Paolo Ciarrocchi

[permalink] [raw]
Subject: LMbench2.0 results

Hi all,
here it goes the results of LMbench2.0
HW is a laptop, [email protected], 256MiB of RAM.

cd results && make summary percent 2>/dev/null | more
make[1]: Entering directory `/usr/src/LMbench/results'

L M B E N C H 2 . 0 S U M M A R Y
------------------------------------


Basic system parameters
----------------------------------------------------
Host OS Description Mhz

--------- ------------- ----------------------- ----
frodo Linux 2.4.18 i686-pc-linux-gnu 797
frodo Linux 2.4.19 i686-pc-linux-gnu 797
frodo Linux 2.5.33 i686-pc-linux-gnu 797
frodo Linux 2.5.34 i686-pc-linux-gnu 797
frodo Linux 2.5.36 i686-pc-linux-gnu 797
frodo Linux 2.5.37 i686-pc-linux-gnu 797
frodo Linux 2.5.38 i686-pc-linux-gnu 797

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
--------- ------------- ---- ---- ---- ---- ---- ----- ---- ---- ---- ---- ----
frodo Linux 2.4.18 797 0.40 0.57 3.18 3.96 19.4 1.00 3.18 114. 1260 13.K
frodo Linux 2.4.19 797 0.40 0.56 3.16 4.01 16.9 1.00 3.19 112. 1136 12.K
frodo Linux 2.5.33 797 0.40 0.62 3.70 4.74 21.8 1.02 3.31 187. 1507 13.K
frodo Linux 2.5.34 797 0.40 0.61 3.65 4.65 15.6 1.05 3.34 184. 1505 13.K
frodo Linux 2.5.36 797 0.38 0.57 3.44 4.30 1.02 3.29 154. 1444 13.K
frodo Linux 2.5.37 797 0.38 0.59 3.60 4.54 1.03 3.37 164. 1460 5404
frodo Linux 2.5.38 797 0.38 0.59 3.61 4.45 1.03 3.37 161. 1497 14.K

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
--------- ------------- ----- ------ ------ ------ ------ ------- -------
frodo Linux 2.4.18 0.870 4.4000 14.0 5.7500 327.4 57.8 323.2
frodo Linux 2.4.19 0.680 4.3000 13.9 5.7300 309.9 48.2 309.8
frodo Linux 2.5.33 1.670 5.3300 15.1 9.6100 313.7 40.1 313.4
frodo Linux 2.5.34 1.540 5.2200 90.7 9.1800 312.1 39.2 311.9
frodo Linux 2.5.36 1.070 4.2000 13.9 6.8600 312.2 44.1 312.2
frodo Linux 2.5.37 1.540 5.0000 68.7 8.1400 313.4 56.5 312.9
frodo Linux 2.5.38 1.040 5.0300 14.8 7.6100 313.6 65.8 313.3

*Local* Communication latencies in microseconds - smaller is better
-------------------------------------------------------------------
Host OS 2p/0K Pipe AF UDP RPC/ TCP RPC/ TCP
ctxsw UNIX UDP TCP conn
--------- ------------- ----- ----- ---- ----- ----- ----- ----- ----
frodo Linux 2.4.18 0.870 4.631 8.64 14.9 35.5 23.4 49.3 79.4
frodo Linux 2.4.19 0.680 4.612 7.64 15.3 35.6 20.9 47.1 76.2
frodo Linux 2.5.33 1.670 7.697 9.21 15.9 38.8 22.8 53.8 86.7
frodo Linux 2.5.34 1.540 7.344 8.78 16.8 37.9 25.1 51.9 85.9
frodo Linux 2.5.36 1.070 4.488 8.05 16.3 35.5 23.9 50.1 300K
frodo Linux 2.5.37 1.540 6.173 9.04
frodo Linux 2.5.38 1.040 7.406 8.76 16.8 37.5 24.9 51.8 87.3

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
--------- ------------- ------ ------ ------ ------ ------- ----- -----
frodo Linux 2.4.18 68.9 16.0 186.6 31.5 426.0 0.794 2.00000
frodo Linux 2.4.19 69.3 15.6 190.6 30.7 414.0 0.792 2.00000
frodo Linux 2.5.33 78.2 19.8 208.6 38.2 768.0 0.816 3.00000
frodo Linux 2.5.34 77.4 18.7 206.8 38.1 768.0 0.845 3.00000
frodo Linux 2.5.36 75.7 17.1 203.8 35.8 736.0 0.821 3.00000
frodo Linux 2.5.37 76.9 17.9 205.8 37.9 780.0 0.825 3.00000
frodo Linux 2.5.38 77.2 19.0 205.8 38.5 786.0 0.827 3.00000

*Local* Communication bandwidths in MB/s - bigger is better
-----------------------------------------------------------
Host OS Pipe AF TCP File Mmap Bcopy Bcopy Mem Mem
UNIX reread reread (libc) (hand) read write
--------- ------------- ---- ---- ---- ------ ------ ------ ------ ---- -----
frodo Linux 2.4.18 806. 295. 132. 181.7 203.8 69.0 98.1 196. 184.2
frodo Linux 2.4.19 765. 690. 249. 185.5 203.8 101.5 101.4 203. 190.2
frodo Linux 2.5.33 535. 645. 44.8 185.6 202.5 100.5 100.4 202. 189.7
frodo Linux 2.5.34 465. 649. 44.8 185.5 202.5 100.5 100.4 202. 189.4
frodo Linux 2.5.36 759. 458. 51.4 184.0 202.6 100.5 100.4 202. 189.8
frodo Linux 2.5.37 589. 676. 184.8 202.3 100.5 100.4 202. 191.4
frodo Linux 2.5.38 728. 653. 48.0 184.3 202.4 100.5 100.5 202. 192.1

Memory latencies in nanoseconds - smaller is better
(WARNING - may not be correct, check graphs)
---------------------------------------------------
Host OS Mhz L1 $ L2 $ Main mem Guesses
--------- ------------- ---- ----- ------ -------- -------
frodo Linux 2.4.18 797 3.766 8.7970 158.9
frodo Linux 2.4.19 797 3.767 8.7880 158.9
frodo Linux 2.5.33 797 3.797 8.8720 160.1
frodo Linux 2.5.34 797 3.806 8.8770 160.2
frodo Linux 2.5.36 797 3.798 8.8730 160.1
frodo Linux 2.5.37 797 3.799 45.0 160.2
frodo Linux 2.5.38 797 3.795 8.8740 160.2
make[1]: Leaving directory `/usr/src/LMbench/results'

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