Date: Fri, 19 Apr 2002 09:20:28 +0200 From: "Idar Tollefsen" <Idar.Tollefsen@baerum.kommune.no> To: <freebsd-alpha@freebsd.org> Cc: <gallatin@cs.duke.edu> Subject: Re: L2 cache disabled? Message-ID: <scbfe16d.083@mail.baerum.kommune.no>
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>> Is there a way to check if the L2 cache
>> is disabled, if it indeed can be disabled?
> You can run lmbench & see what it says about your memory=20
> bandwidth. Does it fall of at ~2MB?
This is the result of the memory latency test, hosts omitted:
OS Mhz L1 $ L2 $ Main mem Guesses
------------- --- ---- ---- -------- -------
FreeBSD 4.5-S 170 - - - Bad mhz?
Would it be safe to assume that something is wrong?
I've included the full result from lmbench.
I ran the tests twice.
- IT
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cd Results && make summary percent | more
L M B E N C H 1 . 0 S U M M A R Y
------------------------------------
Processor, Processes - times in microseconds
--------------------------------------------
Host OS Mhz Null Null Simple /bin/sh Mmap 2-proc 8-proc
Syscall Process Process Process lat ctxsw ctxsw
--------- ------------- ---- ------- ------- ------- ------- ---- ------ ------
i586 FreeBSD 2.1.0 100 7 3K 14K 23K 135 30 36
i586.1 FreeBSD 2.1-S 133 9 3K 12K 20K 105 24 28
i586.2 FreeBSD 2.1-S 100 10 3K 13K 22K 175 28 34
i586.3 FreeBSD 2.1-S 100 9 3K 14K 22K 176 29 36
i586.4 FreeBSD 2.1-S 100 7 3K 13K 21K 173 29 35
6000-990 AIX 3.x 71 16 1K 8K 16K 82 13 18
powerpc.2 AIX 4.x 134 12 3K 8K 50K 82 16 26
blackbird FreeBSD 4.5-S 164 5 1K 7K 15K 157 7 11
blackbird FreeBSD 4.5-S 170 5 1K 6K 12K 149 9 11
AViiON dgux 5.4R3.10 45 75 9K 13K 67K 9370 89 122
735 HP-UX A.09.05 98 12 1K 3K 17K 91 27 30
cello HP-UX A.09.04 93 92 7K 15K 37K 97 20 23
hamsky2 HP-UX A.09.05 99 11 3K 9K 18K 81 21 21
k200 HP-UX B.10.01 99 19 4K 67K 118K 136 13 15
snake HP-UX A.09.03 99 14 4K 10K 18K 116 25 29
wk4 HP-UX A.09.01 98 14 4K 10K 19K 98 29 31
wk4.4 HP-UX A.09.01 98 12 3K 10K 20K 94 29 34
wk4.5 HP-UX A.09.01 98 13 3K 10K 20K 97 29 30
IP19 IRIX64 6.2-AL 200 24 4K 14K 24K 128 63 69
IP19+ IRIX 5.3 250 16 6K 19K 46K 205 141 96
IP19-5.3 IRIX5.3 5.3 200 20 4K 8K 20K 286 150 102
IP19-news IRIX64 6.1-lm 200 18 5K 19K 37K 301 59 79
IP21 IRIX64 6.2-AL 90 25 4K 14K 30K 219 84 87
IP22 IRIX5.3 5.3 198 11 3K 8K 19K 260 40 38
IP22+ IRIX 5.3-ALPH 250 10 3K 8K 22K 183 38 42
IP26 IRIX64-601 6. 75 20 5K 24K 39K 157 72 74
cedar3 IRIX64 6.2-sp 120 23 3K 12K 24K 131 55 59
aurora.4 Linux 1.3.37 167 4 1K 5K 17K 44 6 7
i586 Linux 1.2.8 120 2 2K 9K 26K 74 36 47
i586.1 Linux 1.3.36 100 5 2K 15K 30K 83 13 20
i586.120 Linux 1.3.28 120 2 1K 5K 16K 69 10 13
i586.2 Linux 1.3.36 100 5 2K 15K 30K 82 13 21
i586.3 Linux 1.3.37 100 3 2K 12K 44K 83 16 22
i586.4 Linux 1.2.13 100 3 3K 24K 73K 84 66 83
linux Linux 1.3.28 100 6 3K 10K 112K 178 11 18
linux.1 Linux 1.3.28 100 6 -0K -0K 12K -1 -1 -1
pc64 Linux 1.3.38 275 2 1K 3K 12K 15 11 13
pc64.1 Linux 1.3.38 275 3 1K 2K 16K 15 10 13
8400-32.p OSF1 V3.2 303 9 2K 6K 43K 199 14 22
alpha OSF1 V2.1 182 13 5K 16K 64K 172 25 42
alpha.1 OSF1 V3.2 189 15 5K 15K 89K 261 40 46
alpha.2 OSF1 V2.0 146 17 13K 33K 39K 244 59 115
alpha.3 OSF1 V3.0 147 11 5K 13K 42K 228 53 59
alpha.4 OSF1 V3.0 157 17 3K 11K 44K 201 53 56
gauss OSF1 V3.0 275 12 5K 14K 27K 204 39 46
nobozo OSF1 V3.2 196 9 3K 10K 281K 180 43 45
sc1000 SunOS 5.5 50 9 14K 69K 175K 156 107 104
sc2000 SunOS 5.4 60 12 21K 93K 136K 245 137 164
sc2000.1 SunOS 5.4 40 26 14K 75K 113K 146 224 245
ss20.50 SunOS 5.4 50 9 11K 57K 87K 130 54 85
ss20.61 SunOS 5.4 61 7 8K 46K 237K 104 37 52
sun4m SunOS 5.4 66 13 18K 83K 37K 207 75 110
ultraspar SunOS 5.5 167 5 4K 20K 10K 212 14 20
alder.2 UNIX_SV 4.2MP 165 5 1K 6K 0K 182 21 22
*Local* Communication latencies in microseconds
-----------------------------------------------
Host OS Pipe UDP RPC/ TCP RPC/
UDP TCP
--------- ------------- ------- ------- ------- ------- -------
i586 FreeBSD 2.1.0 127 265 459 312 548
i586.1 FreeBSD 2.1-S 104 213 387 264 450
i586.2 FreeBSD 2.1-S 111 240 420 295 535
i586.3 FreeBSD 2.1-S 115 -1 426 290 532
i586.4 FreeBSD 2.1-S 115 249 408 297 510
6000-990 AIX 3.x 91 254 531 332 649
powerpc.2 AIX 4.x 65 206 536 299 698
blackbird FreeBSD 4.5-S 17 84 167 166 224
blackbird FreeBSD 4.5-S 19 70 166 151 221
AViiON dgux 5.4R3.10 474 1373 2175 1381 1851
735 HP-UX A.09.05 181 244 742 222 707
cello HP-UX A.09.04 118 289 673 286 854
hamsky2 HP-UX A.09.05 148 185 657 186 712
k200 HP-UX B.10.01 113 413 655 393 668
snake HP-UX A.09.03 193 244 832 262 812
wk4 HP-UX A.09.01 172 246 768 245 800
wk4.4 HP-UX A.09.01 178 252 786 248 820
wk4.5 HP-UX A.09.01 169 248 759 257 805
IP19 IRIX64 6.2-AL 251 678 893 546 900
IP19+ IRIX 5.3 333 796 903 766 913
IP19-5.3 IRIX5.3 5.3 366 785 960 815 1006
IP19-news IRIX64 6.1-lm 187 814 964 886 957
IP21 IRIX64 6.2-AL 264 660 783 643 974
IP22 IRIX5.3 5.3 131 313 671 278 641
IP22+ IRIX 5.3-ALPH 118 261 562 279 580
IP26 IRIX64-601 6. 222 474 1008 467 1018
cedar3 IRIX64 6.2-sp 230 486 740 482 806
aurora.4 Linux 1.3.37 31 112 217 263 427
i586 Linux 1.2.8 84 -1 451 477 718
i586.1 Linux 1.3.36 43 276 538 1196 1506
i586.120 Linux 1.3.28 33 187 366 467 713
i586.2 Linux 1.3.36 43 272 553 1291 1668
i586.3 Linux 1.3.37 42 281 552 1149 1434
i586.4 Linux 1.2.13 140 -1 806 -1 1249
linux Linux 1.3.28 56 351 831 1465 2078
linux.1 Linux 1.3.28 56 368 770 1592 2147
pc64 Linux 1.3.38 34 180 317 429 602
pc64.1 Linux 1.3.38 34 199 330 419 617
8400-32.p OSF1 V3.2 71 259 358 267 371
alpha OSF1 V2.1 185 404 718 428 851
alpha.1 OSF1 V3.2 198 709 1109 629 994
alpha.2 OSF1 V2.0 278 -1 1308 826 1451
alpha.3 OSF1 V3.0 179 489 834 485 788
alpha.4 OSF1 V3.0 191 676 765 581 822
gauss OSF1 V3.0 162 569 836 526 872
nobozo OSF1 V3.2 141 379 717 412 673
sc1000 SunOS 5.5 278 739 1101 855 1386
sc2000 SunOS 5.4 519 1084 1430 1006 1584
sc2000.1 SunOS 5.4 671 1180 1562 1211 1847
ss20.50 SunOS 5.4 194 590 935 560 1196
ss20.61 SunOS 5.4 150 414 622 335 784
sun4m SunOS 5.4 372 914 1290 826 1631
ultraspar SunOS 5.5 62 197 267 162 346
alder.2 UNIX_SV 4.2MP 86 -1 -1 -1 -1
*Local* Communication bandwidths in megabytes/second
----------------------------------------------------
Host OS Pipe TCP File Mmap Bcopy Bcopy Mem Mem
reread reread (libc) (hand) read write
--------- ------------- ---- ---- ------ ------ ------ ------ ---- -----
i586 FreeBSD 2.1.0 19 0 38 49 42 39 65 83
i586.1 FreeBSD 2.1-S 21 0 30 54 42 39 73 83
i586.2 FreeBSD 2.1-S 20 0 28 47 40 36 62 83
i586.3 FreeBSD 2.1-S 19 0 29 46 41 38 65 83
i586.4 FreeBSD 2.1-S 18 0 29 50 41 38 65 83
6000-990 AIX 3.x 84 10 187 106 171 242 205 364
powerpc.2 AIX 4.x 30 17 40 51 21 21 63 26
blackbird FreeBSD 4.5-S 193 24 133 142 86 86 181 147
blackbird FreeBSD 4.5-S 117 23 139 150 97 96 191 159
AViiON dgux 5.4R3.10 8 5 16 13 17 17 37 19
735 HP-UX A.09.05 37 24 47 36 26 32 55 52
cello HP-UX A.09.04 26 17 39 28 19 19 40 37
hamsky2 HP-UX A.09.05 53 21 43 37 33 31 56 61
k200 HP-UX B.10.01 37 28 64 41 48 55 97 89
snake HP-UX A.09.03 38 35 45 32 25 31 49 52
wk4 HP-UX A.09.01 39 19 43 35 26 32 54 52
wk4.4 HP-UX A.09.01 42 18 43 35 26 31 54 51
wk4.5 HP-UX A.09.01 44 20 44 33 26 32 53 49
IP19 IRIX64 6.2-AL 17 31 36 56 36 35 65 67
IP19+ IRIX 5.3 14 16 39 43 34 33 67 73
IP19-5.3 IRIX5.3 5.3 12 12 36 43 34 32 65 68
IP19-news IRIX64 6.1-lm 27 19 34 56 34 32 65 67
IP21 IRIX64 6.2-AL 28 19 62 70 70 68 85 83
IP22 IRIX5.3 5.3 34 22 32 44 32 31 69 66
IP22+ IRIX 5.3-ALPH 32 7 37 48 33 32 68 72
IP26 IRIX64-601 6. 37 22 75 56 32 41 65 61
cedar3 IRIX64 6.2-sp 40 26 60 76 41 53 87 72
aurora.4 Linux 1.3.37 73 15 46 34 57 42 205 56
i586 Linux 1.2.8 22 5 21 13 41 38 74 75
i586.1 Linux 1.3.36 19 3 14 11 21 20 60 31
i586.120 Linux 1.3.28 34 7 23 9 42 38 74 75
i586.2 Linux 1.3.36 18 3 14 10 21 20 58 30
i586.3 Linux 1.3.37 24 3 17 14 31 30 61 50
i586.4 Linux 1.2.13 12 3 13 8 21 20 60 31
linux Linux 1.3.28 16 6 9 10 17 16 33 41
linux.1 Linux 1.3.28 -1 6 -1 -1 -1 -1 -1 -1
pc64 Linux 1.3.38 73 9 24 18 39 39 73 71
pc64.1 Linux 1.3.38 73 9 25 23 40 40 74 72
8400-32.p OSF1 V3.2 46 11 67 78 0 0 120 123
alpha OSF1 V2.1 32 12 39 23 39 41 76 78
alpha.1 OSF1 V3.2 23 7 37 12 38 38 64 79
alpha.2 OSF1 V2.0 17 4 20 14 15 15 46 20
alpha.3 OSF1 V3.0 35 9 40 50 45 46 79 91
alpha.4 OSF1 V3.0 32 9 36 19 36 36 55 72
gauss OSF1 V3.0 24 6 45 16 40 38 69 82
nobozo OSF1 V3.2 54 11 49 25 46 46 88 90
sc1000 SunOS 5.5 9 11 20 28 15 17 38 31
sc2000 SunOS 5.4 8 9 23 17 21 22 47 38
sc2000.1 SunOS 5.4 7 8 23 25 14 16 36 29
ss20.50 SunOS 5.4 11 11 23 30 26 31 80 62
ss20.61 SunOS 5.4 24 19 31 31 23 24 59 40
sun4m SunOS 5.4 7 9 21 39 23 25 64 51
ultraspar SunOS 5.5 61 51 85 101 167 85 129 152
alder.2 UNIX_SV 4.2MP 63 -1 53 198 55 65 214 86
Memory latencies in nanoseconds
(WARNING - may not be correct, check graphs)
--------------------------------------------
Host OS Mhz L1 $ L2 $ Main mem Guesses
--------- ------------- --- ---- ---- -------- -------
i586 FreeBSD 2.1.0 99 10 115 179
i586.1 FreeBSD 2.1-S 133 7 111 181
i586.2 FreeBSD 2.1-S 99 10 106 181
i586.3 FreeBSD 2.1-S 99 10 118 180
i586.4 FreeBSD 2.1-S 99 10 101 180
6000-990 AIX 3.x 70 13 13 141 No L1 cache?
powerpc.2 AIX 4.x 133 6 164 394
blackbird FreeBSD 4.5-S 164 - - - Bad mhz?
blackbird FreeBSD 4.5-S 170 - - - Bad mhz?
AViiON dgux 5.4R3.10 44 22 319 753
735 HP-UX A.09.05 98 10 10 347 No L1 cache?
cello HP-UX A.09.04 92 10 11 424 No L1 cache?
hamsky2 HP-UX A.09.05 99 9 9 376 No L1 cache?
k200 HP-UX B.10.01 99 10 10 430 No L1 cache?
snake HP-UX A.09.03 98 10 10 393 No L1 cache?
wk4 HP-UX A.09.01 98 10 10 348 No L1 cache?
wk4.4 HP-UX A.09.01 98 10 10 347 No L1 cache?
wk4.5 HP-UX A.09.01 98 10 10 348 No L1 cache?
IP19 IRIX64 6.2-AL 200 10 70 1152
IP19+ IRIX 5.3 250 8 64 1189
IP19-5.3 IRIX5.3 5.3 200 10 75 1149
IP19-news IRIX64 6.1-lm 200 10 75 1150
IP21 IRIX64 6.2-AL 90 11 100 709
IP22 IRIX5.3 5.3 197 10 76 1018
IP22+ IRIX 5.3-ALPH 250 8 64 1170
IP26 IRIX64-601 6. 75 13 120 1244
cedar3 IRIX64 6.2-sp 120 8 58 1134
aurora.4 Linux 1.3.37 166 12 90 194
i586 Linux 1.2.8 120 8 103 151
i586.1 Linux 1.3.36 99 10 190 320
i586.120 Linux 1.3.28 120 8 107 150
i586.2 Linux 1.3.36 99 10 148 320
i586.3 Linux 1.3.37 99 10 198 321
i586.4 Linux 1.2.13 99 10 222 321
linux Linux 1.3.28 99 12 234 336
linux.1 Linux 1.3.28 99 - - - Bad mhz?
pc64 Linux 1.3.38 275 3 83 354
pc64.1 Linux 1.3.38 275 3 43 361
8400-32.p OSF1 V3.2 302 3 42 396
alpha OSF1 V2.1 182 10 56 321
alpha.1 OSF1 V3.2 188 10 53 477
alpha.2 OSF1 V2.0 146 13 104 957
alpha.3 OSF1 V3.0 147 12 67 291
alpha.4 OSF1 V3.0 157 12 57 468
gauss OSF1 V3.0 274 7 47 458
nobozo OSF1 V3.2 196 9 51 288
sc1000 SunOS 5.5 50 20 140 1236
sc2000 SunOS 5.4 60 16 116 995
sc2000.1 SunOS 5.4 40 24 173 1246
ss20.50 SunOS 5.4 49 20 284 291 No L2 cache?
ss20.61 SunOS 5.4 60 16 115 816
sun4m SunOS 5.4 66 13 168 180 No L2 cache?
ultraspar SunOS 5.5 166 6 42 270
alder.2 UNIX_SV 4.2MP 165 14 34 196
L M B E N C H 1 . 0 S U M M A R Y
------------------------------------
Comparison to best of the breed
-------------------------------
(Best numbers are starred, i.e., *123)
Processor, Processes - factor slower than the best
--------------------------------------------------
Host OS Mhz Null Null Simple /bin/sh Mmap 2-proc 8-proc
Syscall Process Process Process lat ctxsw ctxsw
--------- ------------- ---- ------- ------- ------- ------- ---- ------ ------
i586 FreeBSD 2.1.0 100 3.5 5.8 5.6 2.2 9.0 5.0 5.1
i586.1 FreeBSD 2.1-S 133 4.5 5.2 4.9 1.9 7.0 4.0 4.0
i586.2 FreeBSD 2.1-S 100 5.0 5.5 5.4 2.1 12 4.7 4.9
i586.3 FreeBSD 2.1-S 100 4.5 5.5 5.6 2.1 12 4.8 5.1
i586.4 FreeBSD 2.1-S 100 3.5 5.3 5.4 2.0 12 4.8 5.0
6000-990 AIX 3.x 71 8.0 2.3 3.2 1.5 5.5 2.2 2.6
powerpc.2 AIX 4.x 134 6.0 5.5 3.5 4.8 5.5 2.7 3.7
blackbird FreeBSD 4.5-S 164 2.5 2.4 3.0 1.5 10 1.2 1.6
blackbird FreeBSD 4.5-S 170 2.5 2.5 2.4 1.1 9.9 1.5 1.6
AViiON dgux 5.4R3.10 45 38 17 5.3 6.4 625 15 17
735 HP-UX A.09.05 98 6.0 2.5 1.4 1.7 6.1 4.5 4.3
cello HP-UX A.09.04 93 46 13 6.3 3.5 6.5 3.3 3.3
hamsky2 HP-UX A.09.05 99 5.5 6.0 3.8 1.7 6.1 3.5 3.0
k200 HP-UX B.10.01 99 9.5 8.1 28 11 9.1 2.2 2.1
snake HP-UX A.09.03 99 7.0 6.8 4.2 1.8 7.7 4.2 4.1
wk4 HP-UX A.09.01 98 7.0 6.8 4.1 1.9 6.4 4.8 4.4
wk4.4 HP-UX A.09.01 98 6.0 6.7 4.0 1.9 6.3 4.8 4.9
wk4.5 HP-UX A.09.01 98 6.5 6.6 4.0 1.9 6.5 4.8 4.3
IP19 IRIX64 6.2-AL 200 12 7.7 5.9 2.3 8.5 10 9.9
IP19+ IRIX 5.3 250 8.0 12 7.7 4.5 14 24 14
IP19-5.3 IRIX5.3 5.3 200 10 8.3 3.3 1.9 19 25 15
IP19-news IRIX64 6.1-lm 200 9.0 8.7 7.8 3.6 20 9.8 11
IP21 IRIX64 6.2-AL 90 12 8.0 5.7 2.9 13 14 12
IP22 IRIX5.3 5.3 198 5.5 6.0 3.3 1.8 17 6.7 5.4
IP22+ IRIX 5.3-ALPH 250 5.0 5.7 3.4 2.1 12 6.3 6.0
IP26 IRIX64-601 6. 75 10 8.9 10 3.8 10 12 11
cedar3 IRIX64 6.2-sp 120 12 6.4 5.0 2.3 8.7 9.2 8.4
aurora.4 Linux 1.3.37 167 2.0 *0.5K 2.2 1.6 2.9 *6 *7
i586 Linux 1.2.8 120 *2 4.6 3.6 2.5 4.9 6.0 6.7
i586.1 Linux 1.3.36 100 2.5 3.5 6.2 2.8 5.5 2.2 2.9
i586.120 Linux 1.3.28 120 *2 1.7 2.0 1.6 4.6 1.7 1.9
i586.2 Linux 1.3.36 100 2.5 3.6 6.1 2.9 5.5 2.2 3.0
i586.3 Linux 1.3.37 100 1.5 3.1 5.0 4.2 5.5 2.7 3.1
i586.4 Linux 1.2.13 100 1.5 5.9 9.8 7.0 5.6 11 12
linux Linux 1.3.28 100 3.0 6.4 4.1 11 12 1.8 2.6
linux.1 Linux 1.3.28 100 3.0 ??? ??? 1.2 ??? ??? ???
pc64 Linux 1.3.38 275 *2 1.4 1.2 1.2 *15 1.8 1.9
pc64.1 Linux 1.3.38 275 1.5 1.9 *2.4K 1.6 *15 1.7 1.9
8400-32.p OSF1 V3.2 303 4.5 3.8 2.4 4.1 13 2.3 3.1
alpha OSF1 V2.1 182 6.5 9.1 6.6 6.1 11 4.2 6.0
alpha.1 OSF1 V3.2 189 7.5 9.8 6.1 8.6 17 6.7 6.6
alpha.2 OSF1 V2.0 146 8.5 26 14 3.8 16 9.8 16
alpha.3 OSF1 V3.0 147 5.5 8.8 5.2 4.0 15 8.8 8.4
alpha.4 OSF1 V3.0 157 8.5 6.4 4.6 4.2 13 8.8 8.0
gauss OSF1 V3.0 275 6.0 10 6.0 2.6 11 6.5 6.6
nobozo OSF1 V3.2 196 4.5 5.9 4.2 27 11 7.2 6.4
sc1000 SunOS 5.5 50 4.5 27 28 17 10 18 15
sc2000 SunOS 5.4 60 6.0 40 39 13 16 23 23
sc2000.1 SunOS 5.4 40 13 26 31 11 15 37 35
ss20.50 SunOS 5.4 50 4.5 21 24 8.3 8.7 9.0 12
ss20.61 SunOS 5.4 61 3.5 15 19 23 6.9 6.2 7.4
sun4m SunOS 5.4 66 6.5 35 34 3.6 14 12 16
ultraspar SunOS 5.5 167 2.5 7.2 8.3 *10.2K 14 2.3 2.9
alder.2 UNIX_SV 4.2MP 165 2.5 2.0 2.3 ??? 12 3.5 3.1
*Local* Communication latencies - factor slower than the best
-------------------------------------------------------------
Host OS Pipe UDP RPC/ TCP RPC/
UDP TCP
--------- ------------- ------- ------- ------- ------- -------
i586 FreeBSD 2.1.0 7.5 3.8 2.8 2.1 2.5
i586.1 FreeBSD 2.1-S 6.1 3.0 2.3 1.7 2.0
i586.2 FreeBSD 2.1-S 6.5 3.4 2.5 2.0 2.4
i586.3 FreeBSD 2.1-S 6.8 ??? 2.6 1.9 2.4
i586.4 FreeBSD 2.1-S 6.8 3.6 2.5 2.0 2.3
6000-990 AIX 3.x 5.4 3.6 3.2 2.2 2.9
powerpc.2 AIX 4.x 3.8 2.9 3.2 2.0 3.2
blackbird FreeBSD 4.5-S *17 1.2 1.0 1.1 1.0
blackbird FreeBSD 4.5-S 1.1 *70 *166 *151 *221
AViiON dgux 5.4R3.10 28 20 13 9.1 8.4
735 HP-UX A.09.05 11 3.5 4.5 1.5 3.2
cello HP-UX A.09.04 6.9 4.1 4.1 1.9 3.9
hamsky2 HP-UX A.09.05 8.7 2.6 4.0 1.2 3.2
k200 HP-UX B.10.01 6.6 5.9 3.9 2.6 3.0
snake HP-UX A.09.03 11 3.5 5.0 1.7 3.7
wk4 HP-UX A.09.01 10 3.5 4.6 1.6 3.6
wk4.4 HP-UX A.09.01 10 3.6 4.7 1.6 3.7
wk4.5 HP-UX A.09.01 9.9 3.5 4.6 1.7 3.6
IP19 IRIX64 6.2-AL 15 9.7 5.4 3.6 4.1
IP19+ IRIX 5.3 20 11 5.4 5.1 4.1
IP19-5.3 IRIX5.3 5.3 22 11 5.8 5.4 4.6
IP19-news IRIX64 6.1-lm 11 12 5.8 5.9 4.3
IP21 IRIX64 6.2-AL 16 9.4 4.7 4.3 4.4
IP22 IRIX5.3 5.3 7.7 4.5 4.0 1.8 2.9
IP22+ IRIX 5.3-ALPH 6.9 3.7 3.4 1.8 2.6
IP26 IRIX64-601 6. 13 6.8 6.1 3.1 4.6
cedar3 IRIX64 6.2-sp 14 6.9 4.5 3.2 3.6
aurora.4 Linux 1.3.37 1.8 1.6 1.3 1.7 1.9
i586 Linux 1.2.8 4.9 ??? 2.7 3.2 3.2
i586.1 Linux 1.3.36 2.5 3.9 3.2 7.9 6.8
i586.120 Linux 1.3.28 1.9 2.7 2.2 3.1 3.2
i586.2 Linux 1.3.36 2.5 3.9 3.3 8.5 7.5
i586.3 Linux 1.3.37 2.5 4.0 3.3 7.6 6.5
i586.4 Linux 1.2.13 8.2 ??? 4.9 ??? 5.7
linux Linux 1.3.28 3.3 5.0 5.0 9.7 9.4
linux.1 Linux 1.3.28 3.3 5.3 4.6 11 9.7
pc64 Linux 1.3.38 2.0 2.6 1.9 2.8 2.7
pc64.1 Linux 1.3.38 2.0 2.8 2.0 2.8 2.8
8400-32.p OSF1 V3.2 4.2 3.7 2.2 1.8 1.7
alpha OSF1 V2.1 11 5.8 4.3 2.8 3.9
alpha.1 OSF1 V3.2 12 10 6.7 4.2 4.5
alpha.2 OSF1 V2.0 16 ??? 7.9 5.5 6.6
alpha.3 OSF1 V3.0 11 7.0 5.0 3.2 3.6
alpha.4 OSF1 V3.0 11 9.7 4.6 3.8 3.7
gauss OSF1 V3.0 9.5 8.1 5.0 3.5 3.9
nobozo OSF1 V3.2 8.3 5.4 4.3 2.7 3.0
sc1000 SunOS 5.5 16 11 6.6 5.7 6.3
sc2000 SunOS 5.4 31 15 8.6 6.7 7.2
sc2000.1 SunOS 5.4 39 17 9.4 8.0 8.4
ss20.50 SunOS 5.4 11 8.4 5.6 3.7 5.4
ss20.61 SunOS 5.4 8.8 5.9 3.7 2.2 3.5
sun4m SunOS 5.4 22 13 7.8 5.5 7.4
ultraspar SunOS 5.5 3.6 2.8 1.6 1.1 1.6
alder.2 UNIX_SV 4.2MP 5.1 ??? ??? ??? ???
*Local* Communication bandwidths - percentage of the best
---------------------------------------------------------
Host OS Pipe TCP File Mmap Bcopy Bcopy Mem Mem
reread reread (libc) (hand) read write
--------- ------------- ---- ---- ------ ------ ------ ------ ---- -----
i586 FreeBSD 2.1.0 9% 0% 20% 24% 24% 16% 30% 22%
i586.1 FreeBSD 2.1-S 10% 0% 16% 27% 24% 16% 34% 22%
i586.2 FreeBSD 2.1-S 10% 0% 14% 23% 23% 14% 28% 22%
i586.3 FreeBSD 2.1-S 9% 0% 15% 23% 24% 15% 30% 22%
i586.4 FreeBSD 2.1-S 9% 0% 15% 25% 24% 15% 30% 22%
6000-990 AIX 3.x 43% 20% *187 53% *170 *242 95% *363
powerpc.2 AIX 4.x 15% 32% 21% 25% 12% 8% 29% 7%
blackbird FreeBSD 4.5-S *192 45% 71% 71% 50% 35% 84% 40%
blackbird FreeBSD 4.5-S 60% 45% 74% 75% 57% 39% 89% 43%
AViiON dgux 5.4R3.10 4% 8% 8% 6% 10% 6% 17% 5%
735 HP-UX A.09.05 19% 46% 25% 17% 15% 13% 25% 14%
cello HP-UX A.09.04 13% 33% 21% 14% 11% 7% 18% 10%
hamsky2 HP-UX A.09.05 27% 40% 22% 18% 19% 12% 26% 16%
k200 HP-UX B.10.01 19% 54% 34% 20% 27% 22% 45% 24%
snake HP-UX A.09.03 19% 68% 23% 16% 14% 12% 23% 14%
wk4 HP-UX A.09.01 20% 37% 22% 17% 15% 13% 25% 14%
wk4.4 HP-UX A.09.01 21% 35% 23% 17% 15% 12% 24% 14%
wk4.5 HP-UX A.09.01 23% 38% 23% 16% 15% 13% 24% 14%
IP19 IRIX64 6.2-AL 8% 60% 19% 28% 20% 14% 30% 18%
IP19+ IRIX 5.3 7% 32% 20% 21% 19% 13% 31% 19%
IP19-5.3 IRIX5.3 5.3 6% 23% 19% 21% 19% 13% 30% 18%
IP19-news IRIX64 6.1-lm 13% 36% 18% 28% 19% 13% 30% 18%
IP21 IRIX64 6.2-AL 14% 36% 34% 36% 40% 28% 43% 24%
IP22 IRIX5.3 5.3 17% 43% 17% 22% 18% 12% 32% 18%
IP22+ IRIX 5.3-ALPH 16% 13% 19% 24% 19% 13% 31% 19%
IP26 IRIX64-601 6. 19% 41% 39% 28% 18% 16% 30% 16%
cedar3 IRIX64 6.2-sp 20% 50% 31% 38% 24% 21% 40% 19%
aurora.4 Linux 1.3.37 38% 28% 24% 16% 33% 17% 96% 15%
i586 Linux 1.2.8 11% 9% 11% 6% 24% 15% 34% 20%
i586.1 Linux 1.3.36 9% 5% 7% 5% 12% 8% 28% 8%
i586.120 Linux 1.3.28 17% 13% 12% 4% 24% 15% 34% 20%
i586.2 Linux 1.3.36 9% 5% 7% 5% 12% 8% 27% 8%
i586.3 Linux 1.3.37 12% 6% 9% 7% 18% 12% 28% 13%
i586.4 Linux 1.2.13 6% 5% 6% 4% 12% 8% 28% 8%
linux Linux 1.3.28 8% 10% 4% 4% 9% 6% 15% 11%
linux.1 Linux 1.3.28 0% 10% 0% 0% 0% 0% 0% 0%
pc64 Linux 1.3.38 37% 17% 13% 8% 22% 16% 34% 19%
pc64.1 Linux 1.3.38 38% 17% 13% 11% 23% 16% 34% 19%
8400-32.p OSF1 V3.2 23% 21% 35% 39% 0% 0% 56% 33%
alpha OSF1 V2.1 16% 23% 21% 11% 22% 16% 35% 21%
alpha.1 OSF1 V3.2 11% 12% 19% 6% 22% 15% 29% 21%
alpha.2 OSF1 V2.0 8% 8% 10% 7% 9% 6% 21% 5%
alpha.3 OSF1 V3.0 17% 16% 21% 25% 26% 18% 36% 25%
alpha.4 OSF1 V3.0 16% 17% 19% 9% 21% 15% 25% 19%
gauss OSF1 V3.0 12% 11% 23% 7% 23% 15% 32% 22%
nobozo OSF1 V3.2 28% 20% 25% 12% 26% 18% 41% 24%
sc1000 SunOS 5.5 4% 21% 10% 14% 8% 6% 17% 8%
sc2000 SunOS 5.4 4% 17% 12% 8% 12% 9% 22% 10%
sc2000.1 SunOS 5.4 3% 15% 12% 12% 8% 6% 16% 7%
ss20.50 SunOS 5.4 5% 21% 12% 15% 15% 12% 37% 17%
ss20.61 SunOS 5.4 12% 38% 16% 15% 13% 9% 27% 11%
sun4m SunOS 5.4 3% 18% 11% 19% 13% 10% 29% 14%
ultraspar SunOS 5.5 31% *51 45% 51% 97% 35% 60% 41%
alder.2 UNIX_SV 4.2MP 32% -1% 28% *197 32% 26% *213 23%
Memory latencies in nanoseconds - factor slower than the best
(WARNING - may not be correct, check graphs)
-------------------------------------------------------------
Host OS Mhz L1 $ L2 $ Main mem Guesses
--------- ------------- --- ---- ---- -------- -------
i586 FreeBSD 2.1.0 99 3.3 13 1.3
i586.1 FreeBSD 2.1-S 133 2.3 12 1.3
i586.2 FreeBSD 2.1-S 99 3.3 12 1.3
i586.3 FreeBSD 2.1-S 99 3.3 13 1.3
i586.4 FreeBSD 2.1-S 99 3.3 11 1.3
6000-990 AIX 3.x 70 ??? 1.4 *141 No L1 cache?
powerpc.2 AIX 4.x 133 2.0 18 2.8
blackbird FreeBSD 4.5-S 164 - - - Bad mhz?
blackbird FreeBSD 4.5-S 170 - - - Bad mhz?
AViiON dgux 5.4R3.10 44 7.3 35 5.3
735 HP-UX A.09.05 98 ??? 1.1 2.5 No L1 cache?
cello HP-UX A.09.04 92 ??? 1.2 3.0 No L1 cache?
hamsky2 HP-UX A.09.05 99 ??? *9 2.7 No L1 cache?
k200 HP-UX B.10.01 99 ??? 1.1 3.0 No L1 cache?
snake HP-UX A.09.03 98 ??? 1.1 2.8 No L1 cache?
wk4 HP-UX A.09.01 98 ??? 1.1 2.5 No L1 cache?
wk4.4 HP-UX A.09.01 98 ??? 1.1 2.5 No L1 cache?
wk4.5 HP-UX A.09.01 98 ??? 1.1 2.5 No L1 cache?
IP19 IRIX64 6.2-AL 200 3.3 7.8 8.2
IP19+ IRIX 5.3 250 2.7 7.1 8.4
IP19-5.3 IRIX5.3 5.3 200 3.3 8.3 8.1
IP19-news IRIX64 6.1-lm 200 3.3 8.3 8.2
IP21 IRIX64 6.2-AL 90 3.7 11 5.0
IP22 IRIX5.3 5.3 197 3.3 8.4 7.2
IP22+ IRIX 5.3-ALPH 250 2.7 7.1 8.3
IP26 IRIX64-601 6. 75 4.3 13 8.8
cedar3 IRIX64 6.2-sp 120 2.7 6.4 8.0
aurora.4 Linux 1.3.37 166 4.0 10 1.4
i586 Linux 1.2.8 120 2.7 11 1.1
i586.1 Linux 1.3.36 99 3.3 21 2.3
i586.120 Linux 1.3.28 120 2.7 12 1.1
i586.2 Linux 1.3.36 99 3.3 16 2.3
i586.3 Linux 1.3.37 99 3.3 22 2.3
i586.4 Linux 1.2.13 99 3.3 25 2.3
linux Linux 1.3.28 99 4.0 26 2.4
linux.1 Linux 1.3.28 99 - - - Bad mhz?
pc64 Linux 1.3.38 275 *3 9.2 2.5
pc64.1 Linux 1.3.38 275 *3 4.8 2.6
8400-32.p OSF1 V3.2 302 *3 4.7 2.8
alpha OSF1 V2.1 182 3.3 6.2 2.3
alpha.1 OSF1 V3.2 188 3.3 5.9 3.4
alpha.2 OSF1 V2.0 146 4.3 12 6.8
alpha.3 OSF1 V3.0 147 4.0 7.4 2.1
alpha.4 OSF1 V3.0 157 4.0 6.3 3.3
gauss OSF1 V3.0 274 2.3 5.2 3.2
nobozo OSF1 V3.2 196 3.0 5.7 2.0
sc1000 SunOS 5.5 50 6.7 16 8.8
sc2000 SunOS 5.4 60 5.3 13 7.1
sc2000.1 SunOS 5.4 40 8.0 19 8.8
ss20.50 SunOS 5.4 49 6.7 ??? 2.1 No L2 cache?
ss20.61 SunOS 5.4 60 5.3 13 5.8
sun4m SunOS 5.4 66 4.3 ??? 1.3 No L2 cache?
ultraspar SunOS 5.5 166 2.0 4.7 1.9
alder.2 UNIX_SV 4.2MP 165 4.7 3.8 1.4
--=_732EFD5D.1170143C--
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