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Re: Slow performance when extracting tarballs

To: xfs@xxxxxxxxxxx
Subject: Re: Slow performance when extracting tarballs
From: Stephen So <S.So@xxxxxxxxxxxxxxx>
Date: Fri, 04 May 2007 12:45:55 +1000
In-reply-to: <20070430213538.GA30809@xxxxxxxxxxxxxxxxxxxxx>
Organization: Griffith School of Engineering, Griffith University, Australia
References: <4635DAA4.4070402@xxxxxxxxxxxxxxx> <20070430213538.GA30809@xxxxxxxxxxxxxxxxxxxxx>
Sender: xfs-bounce@xxxxxxxxxxx
User-agent: Thunderbird 2.0.0.0 (X11/20070326)
Hi, thanks for the reply

xfs-bounce@xxxxxxxxxxx wrote:
> what does "vmstat 1" look like during this?
>   

I did a vmstat 1 and this is the output:

% vmstat 1
procs -----------memory---------- ---swap-- -----io---- --system--
-----cpu------
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy
id wa st
 0  0      0 1002716   3540 745316    0    0    59    15  559  560  1  2
96  1  0
 0  0      0 1002700   3540 745316    0    0     0    12 1091 1543  2  2
97  0  0
 1  0      0 995464   3540 750300    0    0  2060   401 1134 2569 18  3
76  4  0
 2  0      0 980884   3540 762652    0    0  3712  1376 1238 4850 43  7
43  8  0
 1  0      0 968368   3540 776152    0    0  3968  1568 1224 5155 43  7
44  7  0
 2  0      0 954660   3540 787264    0    0  3584  1344 1244 4542 38  6
45 11  0
 1  0      0 942668   3540 797556    0    0  2944  1431 1224 4376 36  6
48 11  0
 1  0      0 932852   3540 807304    0    0  3072  1312 1229 4164 33  6
46 15  0
 3  0      0 922724   3540 817912    0    0  3072  1440 1215 4378 37  7
44 12  0
 0  1      0 911612   3540 828552    0    0  3328  1568 1242 4558 37  5
46 12  0
 1  0      0 900804   3540 839140    0    0  3072  1568 1222 4279 36  5
45 13  0
 0  0      0 887824   3540 848788    0    0  3072  1427 1250 3862 35  5
46 14  0
 1  0      0 880036   3540 857700    0    0  2560  1529 1229 3775 31  7
47 16  0
 1  0      0 867552   3540 867548    0    0  3072  1632 1250 4035 36  5
46 14  0
 0  1      0 859156   3540 877576    0    0  2944  1696 1239 4291 33  6
45 16  0
 1  0      0 852904   3540 883628    0    0  1664  5403 1229 3111 23  4
48 25  0
 0  1      0 846328   3540 888188    0    0  1536  5300 1188 2622 21  6
61 12  0
 0  1      0 842076   3540 892752    0    0  1280  5383 1232 2478 21  5
62 12  0
 1  1      0 837312   3540 897396    0    0  1408  5330 1211 2476 20  5
53 24  0
 6  1      0 828876   3540 903572    0    0  1920  5771 1245 2904 24  5
46 25  0
 1  0      0 822016   3540 912304    0    0  2304  1203 1216 3897 30  7
55  7  0
 0  1      0 818404   3540 915628    0    0  1024  9446 1181 2028 14  5
63 17  0
 0  1      0 809552   3540 923336    0    0  2432  1109 1228 3344 28  5
46 22  0
 1  0      0 801124   3540 928892    0    0  1664  9195 1201 2821 22  6
59 13  0
 0  0      0 794364   3540 935364    0    0  1792  5296 1218 3052 24  6
52 18  0
 2  1      0 789784   3540 941564    0    0  2048  4992 1194 3116 23  4
51 23  0
procs -----------memory---------- ---swap-- -----io---- --system--
-----cpu------
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy
id wa st
 1  0      0 781540   3540 947180    0    0  1536  6434 1226 2942 23  6
50 22  0
 4  0      0 777300   3540 953628    0    0  1920  1088 1200 2970 25  5
56 14  0
 0  1      0 772892   3540 957032    0    0  1152  9440 1201 2141 17  4
59 21  0
 1  0      0 764432   3540 964572    0    0  2304  1253 1216 3198 29  4
46 22  0
 2  0      0 756516   3540 970284    0    0  1664  9720 1222 2832 22  5
57 17  0
 1  1      0 750880   3540 977204    0    0  2176  1100 1207 2973 25  5
49 20  0
 0  0      0 745424   3540 980768    0    0  1024  9140 1200 2205 16  4
66 14  0
 0  1      0 741928   3540 986200    0    0  1664  1376 1193 2746 20  5
61 15  0
 0  1      0 734536   3540 992480    0    0  1920  5516 1226 2874 24  5
57 14  0
 0  1      0 729072   3540 997168    0    0  1408  5328 1199 2473 21  5
62 13  0
 0  1      0 723228   3540 1003288    0    0  1792  5509 1243 2959 24  6
54 15  0
 2  0      0 717948   3540 1007752    0    0  1408  5308 1196 2418 20  4
59 18  0
 4  0      0 709940   3540 1013564    0    0  1536  5568 1217 3145 25  4
55 16  0
 0  0      0 701132   3540 1021948    0    0  2816  5612 1224 3562 32  6
47 16  0
 0  1      0 702448   3540 1023140    0    0   256  5108 1203 1538  6  5
73 15  0
 0  1      0 691688   3540 1032264    0    0  2688  1852 1239 3630 32  5
45 18  0
 0  1      0 688292   3540 1034228    0    0   768  9348 1198 1671 10  3
60 27  0
 1  0      0 682636   3540 1039248    0    0  1408  1069 1198 2729 20  5
47 29  0
 1  0      0 676848   3540 1044456    0    0  1408  5704 1234 2897 20  5
59 16  0
 1  0      0 672460   3540 1049428    0    0  1536  5484 1215 2813 19  5
55 22  0
 1  0      0 663820   3540 1056108    0    0  2176  5258 1241 3245 27  5
49 20  0
 1  0      0 660064   3540 1061708    0    0  1664  1688 1222 3100 22  6
60 11  0
 0  0      0 653400   3540 1065924    0    0  1152  5496 1221 2495 17  4
51 28  0
 0  1      0 651468   3540 1069324    0    0  1152  5278 1187 2157 16  3
67 14  0
 2  0      0 645132   3540 1073620    0    0  1152  5466 1221 2714 19  5
61 17  0
 3  0      0 640544   3540 1078720    0    0  1664  5587 1219 2830 21  6
51 21  0
 procs -----------memory---------- ---swap-- -----io---- --system--
-----cpu------
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy
id wa st
 1  0      0 634040   3540 1083872    0    0  1536  5223 1208 2996 20  3
64 14  0
 0  1      0 629024   3540 1090772    0    0  2048  5342 1199 3141 26  5
49 20  0
 0  0      0 621116   3540 1095840    0    0  1664  4410 1211 2631 22  4
52 22  0
 0  0      0 615760   3540 1100840    0    0  1408  6032 1186 2601 20  6
61 14  0
 0  0      0 608852   3540 1107448    0    0  1920  1192 1215 3228 24  6
50 21  0
 0  1      0 605872   3540 1112248    0    0  1536  5424 1220 2779 22  4
63 12  0
 0  0      0 598016   3540 1117476    0    0  1536  5603 1227 3016 23  4
53 21  0
 2  0      0 592416   3540 1122576    0    0  1536  5407 1217 2671 22  7
56 16  0
 0  0      0 587504   3540 1127404    0    0  1408  4624 1230 2599 19  5
55 21  0
 2  1      0 585800   3540 1130704    0    0  1152  1880 1175 2431 15  2
53 30  0
 0  1      0 582732   3540 1133696    0    0   896  5293 1210 2357 16  4
74  6  0
 2  0      0 575528   3540 1138696    0    0  1536  5424 1214 2585 22  5
48 26  0
 1  0      0 569992   3540 1145872    0    0  2176  1519 1245 3267 27  5
50 17  0
 0  0      0 563568   3540 1149772    0    0  1152  8164 1189 2364 15  4
74  6  0
 0  0      0 559936   3540 1153020    0    0   896  2483 1198 2145 16  6
64 15  0
 1  0      0 556504   3540 1156720    0    0  1408  5248 1206 2152 17  6
62 14  0
 0  1      0 553568   3540 1161280    0    0  1280  5716 1231 2620 19  4
59 18  0
 1  0      0 544820   3540 1167580    0    0  2048  1545 1234 2947 26  5
51 18  0
 1  0      0 541096   3540 1170748    0    0  1024  5272 1205 2107 17  3
73  8  0
 0  1      0 535092   3540 1176848    0    0  1792  6132 1225 2861 25  6
49 19  0
 0  1      0 531696   3540 1181220    0    0  1280   969 1215 2758 18  3
66 14  0
 0  1      0 528920   3540 1184220    0    0   896  5268 1192 2248 16  4
71 10  0
 0  0      0 520532   3540 1189884    0    0  1664  5425 1252 3008 21  4
64 10  0
 0  0      0 514012   3540 1196084    0    0  1920  1920 1214 3110 25  6
60 10  0
 1  0      0 511804   3540 1199608    0    0  1152  5336 1240 2224 20  6
60 15  0
 0  0      0 503212   3540 1206108    0    0  2048  6516 1227 2963 26  4
58 12  0
procs -----------memory---------- ---swap-- -----io---- --system--
-----cpu------
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy
id wa st
 2  0      0 500968   3540 1208380    0    0   512  4684 1214 2066 13  5
79  3  0
 2  0      0 496216   3540 1212580    0    0  1408  5727 1214 2399 21  7
65  8  0
 4  0      0 491268   3540 1217184    0    0  1408  4304 1243 2593 21  5
64 11  0
 2  0      0 488856   3540 1219784    0    0   896  2058 1189 1849 15  4
70 11  0
 0  1      0 483660   3540 1224340    0    0  1408  5824 1240 2571 23  4
52 22  0
 0  0      0 477704   3540 1229940    0    0  1536  5170 1173 2855 21  6
52 21  0
 0  1      0 474500   3540 1234952    0    0  1536  5163 1212 2629 20  3
55 23  0
 1  0      0 465196   3540 1242552    0    0  2304   940 1204 3265 28  4
47 22  0
 0  0      0 458280   3540 1247892    0    0  1664  9382 1211 2719 19  6
70  4  0
 1  0      0 453276   3540 1252592    0    0  1408  5040 1176 2827 19  5
58 18  0
 0  0      0 446840   3540 1258496    0    0  1792  5676 1221 3025 24  5
56 14  0
 1  0      0 443180   3540 1264096    0    0  1664   932 1193 2680 21  5
56 19  0
 1  0      0 435748   3540 1269060    0    0  1664  5182 1209 2635 21  4
49 27  0
 0  1      0 432060   3540 1274860    0    0  1536  5376 1183 2860 21  7
51 20  0
 0  1      0 426376   3540 1279492    0    0  1408  5177 1214 2480 19  3
51 27  0
 0  1      0 422356   3540 1283992    0    0  1280  5256 1196 2516 18  4
55 23  0
 0  0      0 410112   3540 1292848    0    0  2560  1916 1254 3839 32  5
49 14  0
 1  0      0 407296   3540 1295448    0    0   896  8244 1203 1816 15  6
74  6  0
 1  0      0 405256   3540 1297456    0    0   384  2276 1192 1729 10  5
78  7  0
 1  0      0 401044   3540 1303756    0    0  1920  2004 1260 2779 29  5
56 11  0
 1  0      0 397668   3540 1306976    0    0  1024  5432 1229 2264 18  4
68  9  0
 1  0      0 393720   3540 1310076    0    0  1024  5520 1219 1983 17  6
66 11  0
 1  0      0 384148   3540 1316896    0    0  2048  2224 1279 3279 33  5
54  9  0
 1  0      0 384716   3540 1318996    0    0   336  5291 1194 2084 12  3
74 13  0
 0  0      0 384716   3540 1319252    0    0     0   149 1115 1467  1  1
98  0  0
 0  0      0 384716   3540 1319252    0    0     0    92 1065 1075  2  3
95  0  0



> have you also tried setting (increasing) logbsize?  (i think you need
>   
> v2 logs to make that work)
>   

I read in the man page for mount that the max logbsize is 32K and the
default value for machines with more than 32 MB of memory is 32768, so I
assumed it was already set to maximum.

Best regards,

Steve.

-- 
__________________________________________________
Dr Stephen So, PhD, MIEEE
Griffith School of Engineering & 
  Institute for Integrated and Intelligent Systems
Griffith University, Gold Coast Campus
PMB 50 Gold Coast Mail Centre
Gold Coast, QLD, 9726, Australia.

E-mail: s.so@xxxxxxxxxxxxxxx
Phone: +61 7 5552 8663
Fax:   +61 7 5552 8065
__________________________________________________


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