From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <17960.30503.154972.409174@domain.hid> Date: Fri, 20 Apr 2007 10:17:43 +0200 In-Reply-To: <009301c77da1$124fba10$36ef2e30$@com> References: <305035a40704100947n5d426f9ahf8608957a2264f2f@domain.hid> <078801c77d27$5e7cc420$1b764c60$@com> <461E6CFE.7000004@domain.hid> <009301c77da1$124fba10$36ef2e30$@com> From: Gilles Chanteperdrix Subject: Re: [Adeos-main] AT91SAM9261 adeos support for 2.6.19 kernel List-Id: General discussion about Adeos List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jose Pascual Cc: adeos-main@gna.org Jose Pascual wrote: > Hi Gilles, > > thank you for your answer, > > Could you send your benchmark results? (what mherz are your PLLA working? > and your Master Clock?)? The clock settings of the CSB637 board I am using, displayed by the kernel are: Clocks: CPU 184 MHz, master 46 MHz, main 3.686 MHz Running a 2.6.20 I-pipe kernel, setting the nucleus latency (/proc/xenomai/latency) to 70us, I get a worst case latency of 175 us over 8 hours, under dd if=/dev/zero of=/dev/null load. Here are the latency histogram results. ---|--param|----range-|--samples HSD| min| 10 - 11 | 22 HSD| min| 11 - 12 | 746 HSD| min| 12 - 13 | 397 HSD| min| 13 - 14 | 206 HSD| min| 15 - 16 | 1 HSD| min| 20 - 21 | 31 HSD| min| 21 - 22 | 3524 HSD| min| 22 - 23 | 18810 HSD| min| 23 - 24 | 3496 HSD| min| 24 - 25 | 1135 HSD| min| 25 - 26 | 429 HSD| min| 26 - 27 | 1 HSD| min| 74 - 75 | 1 ---|--param|----range-|--samples HSD| avg| 10 - 11 | 22 HSD| avg| 11 - 12 | 746 HSD| avg| 12 - 13 | 397 HSD| avg| 13 - 14 | 206 HSD| avg| 15 - 16 | 1 HSD| avg| 17 - 18 | 2 HSD| avg| 18 - 19 | 137 HSD| avg| 19 - 20 | 116 HSD| avg| 20 - 21 | 74 HSD| avg| 21 - 22 | 3525 HSD| avg| 22 - 23 | 18907 HSD| avg| 23 - 24 | 4070 HSD| avg| 24 - 25 | 1686 HSD| avg| 25 - 26 | 1195 HSD| avg| 26 - 27 | 326 HSD| avg| 27 - 28 | 971 HSD| avg| 28 - 29 | 7377 HSD| avg| 29 - 30 | 17482 HSD| avg| 30 - 31 | 1602 HSD| avg| 31 - 32 | 561 HSD| avg| 32 - 33 | 261 HSD| avg| 33 - 34 | 263 HSD| avg| 34 - 35 | 271 HSD| avg| 35 - 36 | 115 HSD| avg| 36 - 37 | 29 HSD| avg| 55 - 56 | 64 HSD| avg| 56 - 57 | 1047 HSD| avg| 57 - 58 | 222 HSD| avg| 58 - 59 | 37 HSD| avg| 59 - 60 | 1 HSD| avg| 63 - 64 | 1 HSD| avg| 70 - 71 | 10 HSD| avg| 71 - 72 | 584 HSD| avg| 72 - 73 | 9495 HSD| avg| 73 - 74 | 18874 HSD| avg| 74 - 75 | 122506 HSD| avg| 75 - 76 | 687030 HSD| avg| 76 - 77 | 685654 HSD| avg| 77 - 78 | 1235930 HSD| avg| 78 - 79 | 97036 HSD| avg| 79 - 80 | 33766 HSD| avg| 80 - 81 | 2983 HSD| avg| 81 - 82 | 496 HSD| avg| 88 - 89 | 3 HSD| avg| 89 - 90 | 2 HSD| avg| 90 - 91 | 9 HSD| avg| 91 - 92 | 16 HSD| avg| 92 - 93 | 29 HSD| avg| 93 - 94 | 144 HSD| avg| 94 - 95 | 167 HSD| avg| 95 - 96 | 681 HSD| avg| 96 - 97 | 906 HSD| avg| 97 - 98 | 11302 HSD| avg| 98 - 99 | 13198 HSD| avg| 99 -100 | 14670 HSD| avg| 100 -101 | 26229 HSD| avg| 101 -102 | 7286 HSD| avg| 102 -103 | 27906 HSD| avg| 103 -104 | 173187 HSD| avg| 104 -105 | 1694570 HSD| avg| 105 -106 | 830944 HSD| avg| 106 -107 | 613763 HSD| avg| 107 -108 | 81959 HSD| avg| 108 -109 | 41967 HSD| avg| 109 -110 | 45206 HSD| avg| 110 -111 | 45041 HSD| avg| 111 -112 | 3748510 HSD| avg| 112 -113 | 10275799 HSD| avg| 113 -114 | 21326133 HSD| avg| 114 -115 | 5278953 HSD| avg| 115 -116 | 6019472 HSD| avg| 116 -117 | 1740063 HSD| avg| 117 -118 | 1281249 HSD| avg| 118 -119 | 829744 HSD| avg| 119 -120 | 30357 HSD| avg| 120 -121 | 3123 HSD| avg| 121 -122 | 465 HSD| avg| 122 -123 | 1906 HSD| avg| 123 -124 | 2173 HSD| avg| 124 -125 | 3728 HSD| avg| 125 -126 | 8888 HSD| avg| 126 -127 | 25723 HSD| avg| 127 -128 | 120826 HSD| avg| 128 -129 | 49583 HSD| avg| 129 -130 | 86632 HSD| avg| 130 -131 | 33987 HSD| avg| 131 -132 | 95449 HSD| avg| 132 -133 | 16782 HSD| avg| 133 -134 | 5143 HSD| avg| 134 -135 | 1717 HSD| avg| 135 -136 | 109 HSD| avg| 136 -137 | 181 HSD| avg| 137 -138 | 54 HSD| avg| 138 -139 | 26 HSD| avg| 139 -140 | 1 HSD| avg| 140 -141 | 2 HSD| avg| 142 -143 | 1 HSD| avg| 143 -144 | 7 HSD| avg| 144 -145 | 36 HSD| avg| 145 -146 | 79 HSD| avg| 146 -147 | 33 HSD| avg| 147 -148 | 84 HSD| avg| 148 -149 | 9 HSD| avg| 149 -150 | 3 HSD| avg| 150 -151 | 2 HSD| avg| 152 -153 | 8 HSD| avg| 153 -154 | 5 HSD| avg| 154 -155 | 60 HSD| avg| 155 -156 | 86 HSD| avg| 156 -157 | 469 HSD| avg| 157 -158 | 339 HSD| avg| 158 -159 | 566 HSD| avg| 159 -160 | 1962 HSD| avg| 160 -161 | 1441 HSD| avg| 161 -162 | 4948 HSD| avg| 162 -163 | 2681 HSD| avg| 163 -164 | 3713 HSD| avg| 164 -165 | 1345 HSD| avg| 165 -166 | 3059 HSD| avg| 166 -167 | 1758 HSD| avg| 167 -168 | 2036 HSD| avg| 168 -169 | 2543 HSD| avg| 169 -170 | 286 HSD| avg| 170 -171 | 112 HSD| avg| 171 -172 | 6 HSD| avg| 172 -173 | 1 HSD| avg| 174 -175 | 1 ---|--param|----range-|--samples HSD| max| 122 -123 | 1 HSD| max| 131 -132 | 243 HSD| max| 132 -133 | 423 HSD| max| 133 -134 | 320 HSD| max| 134 -135 | 118 HSD| max| 135 -136 | 4 HSD| max| 136 -137 | 10 HSD| max| 137 -138 | 3 HSD| max| 138 -139 | 2 HSD| max| 143 -144 | 6 HSD| max| 144 -145 | 36 HSD| max| 145 -146 | 78 HSD| max| 146 -147 | 33 HSD| max| 147 -148 | 84 HSD| max| 148 -149 | 9 HSD| max| 149 -150 | 3 HSD| max| 150 -151 | 2 HSD| max| 152 -153 | 8 HSD| max| 153 -154 | 5 HSD| max| 154 -155 | 60 HSD| max| 155 -156 | 86 HSD| max| 156 -157 | 469 HSD| max| 157 -158 | 339 HSD| max| 158 -159 | 566 HSD| max| 159 -160 | 1962 HSD| max| 160 -161 | 1441 HSD| max| 161 -162 | 4948 HSD| max| 162 -163 | 2681 HSD| max| 163 -164 | 3713 HSD| max| 164 -165 | 1345 HSD| max| 165 -166 | 3059 HSD| max| 166 -167 | 1758 HSD| max| 167 -168 | 2035 HSD| max| 168 -169 | 2543 HSD| max| 169 -170 | 286 HSD| max| 170 -171 | 112 HSD| max| 171 -172 | 6 HSD| max| 172 -173 | 1 HSD| max| 174 -175 | 1 HSH|--param|--samples-|--average--|---stddev-- HSS| min| 28799| 21.626| 2.387 HSS| avg| 57599720| 36.359| 75.112 HSS| max| 28799| 161.719| 6.860 ---|------------|------------|------------|--------|------------------------- RTS| 10.416| 111.111| 174.305| 0| 08:00:02/08:00:00 -- Gilles Chanteperdrix.