From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Kacur Subject: Re: merge of real-time 2.6.33.9-rt31 with stable 2.6.33.13 Date: Wed, 18 May 2011 09:52:46 +0200 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org To: Thomas Gleixner Return-path: Received: from mail-qy0-f181.google.com ([209.85.216.181]:57524 "EHLO mail-qy0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754379Ab1ERHwr convert rfc822-to-8bit (ORCPT ); Wed, 18 May 2011 03:52:47 -0400 In-Reply-To: Sender: linux-rt-users-owner@vger.kernel.org List-ID: On Sat, May 14, 2011 at 5:59 PM, John Kacur wrote: > > Hi Thomas > > I did some light testing merging 2.6.33.13 into real-time 2.6.33.9-rt= 31. > In addition I cherry-picked 3c955b407a084810f57260d61548cc92c14bc627 > in order to compile on newer distros. > > Please consider picking this up. You can get it from > git://git.kernel.org/pub/scm/linux/kernel/git/jkacur/jk-2.6.git rt/2.= 6.33 > > Thanks > > John Kacur > > Here is the result of cyclic test on one machine > sudo ./cyclictest -t32 -p 80 -n -i 10000 -l 10000 > policy: fifo: loadavg: 0.00 0.00 0.00 1/541 3759 > > T: 0 ( 3728) P:80 I:10000 C: =A010000 Min: =A0 =A0 =A07 Act: =A0104 A= vg: =A0114 Max: =A0 =A0 470 > T: 1 ( 3729) P:79 I:10500 C: =A0 9524 Min: =A0 =A0 =A04 Act: =A0 93 A= vg: =A0105 Max: =A0 =A0 417 > T: 2 ( 3730) P:78 I:11000 C: =A0 9091 Min: =A0 =A0 =A04 Act: =A0114 A= vg: =A0125 Max: =A0 =A0 420 > T: 3 ( 3731) P:77 I:11500 C: =A0 8696 Min: =A0 =A0 =A04 Act: =A0 58 A= vg: =A0 91 Max: =A0 =A0 387 > T: 4 ( 3732) P:76 I:12000 C: =A0 8333 Min: =A0 =A0 =A04 Act: =A0 84 A= vg: =A0114 Max: =A0 =A0 425 > T: 5 ( 3733) P:75 I:12500 C: =A0 8000 Min: =A0 =A0 =A04 Act: =A0133 A= vg: =A0112 Max: =A0 =A0 385 > T: 6 ( 3734) P:74 I:13000 C: =A0 7692 Min: =A0 =A0 =A03 Act: =A0 =A08= Avg: =A0 65 Max: =A0 =A0 377 > T: 7 ( 3735) P:73 I:13500 C: =A0 7407 Min: =A0 =A0 =A03 Act: =A0 91 A= vg: =A0 71 Max: =A0 =A0 358 > T: 8 ( 3736) P:72 I:14000 C: =A0 7143 Min: =A0 =A0 =A04 Act: =A0 78 A= vg: =A0 98 Max: =A0 =A0 323 > T: 9 ( 3737) P:71 I:14500 C: =A0 6897 Min: =A0 =A0 =A07 Act: =A0133 A= vg: =A0109 Max: =A0 =A0 300 > T:10 ( 3738) P:70 I:15000 C: =A0 6667 Min: =A0 =A0 =A05 Act: =A0115 A= vg: =A0 98 Max: =A0 =A0 314 > T:11 ( 3739) P:69 I:15500 C: =A0 6452 Min: =A0 =A0 =A03 Act: =A0 =A06= Avg: =A0 79 Max: =A0 =A0 280 > T:12 ( 3740) P:68 I:16000 C: =A0 6250 Min: =A0 =A0 =A03 Act: =A0 68 A= vg: =A0 80 Max: =A0 =A0 317 > T:13 ( 3741) P:67 I:16500 C: =A0 6061 Min: =A0 =A0 =A04 Act: =A0142 A= vg: =A0 82 Max: =A0 =A0 255 > T:14 ( 3742) P:66 I:17000 C: =A0 5882 Min: =A0 =A0 =A04 Act: =A0132 A= vg: =A0102 Max: =A0 =A0 253 > T:15 ( 3743) P:65 I:17500 C: =A0 5714 Min: =A0 =A0 =A04 Act: =A0135 A= vg: =A0111 Max: =A0 =A0 342 > T:16 ( 3744) P:64 I:18000 C: =A0 5556 Min: =A0 =A0 =A04 Act: =A0 16 A= vg: =A0 37 Max: =A0 =A0 315 > T:17 ( 3745) P:63 I:18500 C: =A0 5405 Min: =A0 =A0 =A03 Act: =A0 12 A= vg: =A0 53 Max: =A0 =A0 322 > T:18 ( 3746) P:62 I:19000 C: =A0 5263 Min: =A0 =A0 =A03 Act: =A0 62 A= vg: =A0 37 Max: =A0 =A0 250 > T:19 ( 3747) P:61 I:19500 C: =A0 5128 Min: =A0 =A0 =A03 Act: =A0 65 A= vg: =A0 35 Max: =A0 =A0 276 > T:20 ( 3748) P:60 I:20000 C: =A0 5000 Min: =A0 =A0 =A03 Act: =A0180 A= vg: =A0 81 Max: =A0 =A0 295 > T:21 ( 3749) P:59 I:20500 C: =A0 4878 Min: =A0 =A0 =A03 Act: =A0 76 A= vg: =A0 45 Max: =A0 =A0 314 > T:22 ( 3750) P:58 I:21000 C: =A0 4762 Min: =A0 =A0 =A03 Act: =A0133 A= vg: =A0 38 Max: =A0 =A0 265 > T:23 ( 3751) P:57 I:21500 C: =A0 4651 Min: =A0 =A0 =A03 Act: =A0132 A= vg: =A0 71 Max: =A0 =A0 300 > T:24 ( 3752) P:56 I:22000 C: =A0 4546 Min: =A0 =A0 =A03 Act: =A0 =A06= Avg: =A0 57 Max: =A0 =A0 227 > T:25 ( 3753) P:55 I:22500 C: =A0 4445 Min: =A0 =A0 =A03 Act: =A0 72 A= vg: =A0 50 Max: =A0 =A0 258 > T:26 ( 3754) P:54 I:23000 C: =A0 4348 Min: =A0 =A0 =A04 Act: =A0 97 A= vg: =A0106 Max: =A0 =A0 335 > T:27 ( 3755) P:53 I:23500 C: =A0 4255 Min: =A0 =A0 =A03 Act: =A0 67 A= vg: =A0 80 Max: =A0 =A0 244 > T:28 ( 3756) P:52 I:24000 C: =A0 4167 Min: =A0 =A0 =A03 Act: =A0 =A07= Avg: =A0 26 Max: =A0 =A0 232 > T:29 ( 3757) P:51 I:24500 C: =A0 4082 Min: =A0 =A0 =A03 Act: =A0 =A06= Avg: =A0 81 Max: =A0 =A0 353 > T:30 ( 3758) P:50 I:25000 C: =A0 4000 Min: =A0 =A0 =A03 Act: =A0 11 A= vg: =A0 31 Max: =A0 =A0 418 > T:31 ( 3759) P:49 I:25500 C: =A0 3922 Min: =A0 =A0 =A03 Act: =A0 =A06= Avg: =A0 21 Max: =A0 =A0 433 Yeah, the numbers are a bit weird. I unfortunately choose odd hardware to report numbers on, since it is known to have problems with -rt. It was more a correctness test than an -rt performance test. However, here are the numbers with 2.6.33.9-rt31 to compare and contras= t. uname -r 2.6.33.9-rt31-00001-g76582bb sudo ./cyclictest -t32 -p 80 -n -i 10000 -l 10000 policy: fifo: loadavg: 0.10 0.31 0.15 1/543 3471 T: 0 ( 3440) P:80 I:10000 C: 5442 Min: 4 Act: 88 Avg: 138 Max= : 486 T: 1 ( 3441) P:79 I:10500 C: 5183 Min: 6 Act: 70 Avg: 133 Max= : 462 T: 2 ( 3442) P:78 I:11000 C: 4947 Min: 4 Act: 86 Avg: 127 Max= : 399 T: 3 ( 3443) P:77 I:11500 C: 4732 Min: 5 Act: 120 Avg: 105 Max= : 368 T: 4 ( 3444) P:76 I:12000 C: 4535 Min: 5 Act: 90 Avg: 126 Max= : 424 T: 5 ( 3445) P:75 I:12500 C: 4354 Min: 4 Act: 89 Avg: 113 Max= : 419 T: 6 ( 3446) P:74 I:13000 C: 4186 Min: 4 Act: 14 Avg: 89 Max= : 428 T: 7 ( 3447) P:73 I:13500 C: 4031 Min: 3 Act: 9 Avg: 55 Max= : 402 T: 8 ( 3448) P:72 I:14000 C: 3887 Min: 3 Act: 84 Avg: 65 Max= : 375 T: 9 ( 3449) P:71 I:14500 C: 3753 Min: 4 Act: 68 Avg: 101 Max= : 271 T:10 ( 3450) P:70 I:15000 C: 3628 Min: 3 Act: 130 Avg: 82 Max= : 334 T:11 ( 3451) P:69 I:15500 C: 3511 Min: 3 Act: 110 Avg: 79 Max= : 310 T:12 ( 3452) P:68 I:16000 C: 3401 Min: 3 Act: 9 Avg: 71 Max= : 280 T:13 ( 3453) P:67 I:16500 C: 3298 Min: 3 Act: 7 Avg: 70 Max= : 255 T:14 ( 3454) P:66 I:17000 C: 3201 Min: 5 Act: 112 Avg: 97 Max= : 296 T:15 ( 3455) P:65 I:17500 C: 3110 Min: 4 Act: 69 Avg: 92 Max= : 312 T:16 ( 3456) P:64 I:18000 C: 3023 Min: 4 Act: 138 Avg: 94 Max= : 311 T:17 ( 3457) P:63 I:18500 C: 2942 Min: 4 Act: 86 Avg: 108 Max= : 289 T:18 ( 3458) P:62 I:19000 C: 2864 Min: 3 Act: 15 Avg: 31 Max= : 335 T:19 ( 3459) P:61 I:19500 C: 2791 Min: 4 Act: 71 Avg: 89 Max= : 274 T:20 ( 3460) P:60 I:20000 C: 2721 Min: 4 Act: 8 Avg: 74 Max= : 287 T:21 ( 3461) P:59 I:20500 C: 2655 Min: 3 Act: 68 Avg: 62 Max= : 339 T:22 ( 3462) P:58 I:21000 C: 10000 Min: 3 Act: 186 Avg: 94 Max= : 407 T:23 ( 3463) P:57 I:21500 C: 10000 Min: 3 Act: 93 Avg: 64 Max= : 373 T:24 ( 3464) P:56 I:22000 C: 10000 Min: 4 Act: 132 Avg: 82 Max= : 356 T:25 ( 3465) P:55 I:22500 C: 10000 Min: 3 Act: 133 Avg: 93 Max= : 323 T:26 ( 3466) P:54 I:23000 C: 10000 Min: 3 Act: 97 Avg: 64 Max= : 333 T:27 ( 3467) P:53 I:23500 C: 10000 Min: 3 Act: 134 Avg: 70 Max= : 320 T:28 ( 3468) P:52 I:24000 C: 10000 Min: 3 Act: 123 Avg: 59 Max= : 226 T:29 ( 3469) P:51 I:24500 C: 10000 Min: 3 Act: 143 Avg: 73 Max= : 241 T:30 ( 3470) P:50 I:25000 C: 10000 Min: 3 Act: 15 Avg: 82 Max= : 241 T:31 ( 3471) P:49 I:25500 C: 10000 Min: 3 Act: 10 Avg: 49 Max= : 294 -- To unsubscribe from this list: send the line "unsubscribe linux-rt-user= s" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html