Hi--
On Dec 21, 2010, at 4:34 PM, Doug Barton wrote:
> You're combining too many variables. Whilst on the same platform (presumably
> FreeBSD 7) install dns/bind94, run your tests. Then deinstall that, and
> install dns/bind96; then run your tests.
>
> I suspect that what you're seeing is actually a problem in BIND 9.4,
> irrespective of platform. The method described above is the way to verify
> this.
Start with dns/bind94 port (aka bind94-9.4.4.ESV.4), named.conf contains
"max-cache-size 10m;".
Initial state after restart (per "ps auxww"):
USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND
bind 13954 0.8 1.5 10592 7844 ?? Ss 7:47PM 0:00.13
/usr/local/sbin/named -t /var/named -u bind
Run: /usr/local/bin/adnslogres -c 100 /var/log/httpd-access.log >
/var/log/httpd-access.log.dns &
Run: while ( true ) { sleep 120 && ps auxww | grep bind }
bind 13954 14.4 3.7 23904 18848 ?? Ss 7:47PM 0:20.95 named [1]
bind 13954 4.0 3.8 23904 19360 ?? Ss 7:47PM 0:29.30 named
bind 13954 10.0 3.9 24928 19880 ?? Ss 7:47PM 0:41.28 named
bind 13954 22.4 3.9 24928 20136 ?? Rs 7:47PM 0:53.50 named
bind 13954 13.2 4.0 25952 20652 ?? Ss 7:47PM 1:14.10 named
bind 13954 1.2 4.1 25952 20908 ?? Ss 7:47PM 1:23.15 named
bind 13954 1.2 4.2 26976 21424 ?? Ss 7:47PM 1:33.53 named
bind 13954 3.2 4.2 26976 21680 ?? Ss 7:47PM 1:37.58 named
bind 13954 3.2 4.3 28000 21940 ?? Ss 7:47PM 1:44.10 named
bind 13954 2.4 4.3 28000 21940 ?? Ss 7:47PM 1:47.35 named
bind 13954 0.8 4.3 28000 22196 ?? Ss 7:47PM 1:50.24 named
bind 13954 17.6 4.3 28000 22196 ?? Rs 7:47PM 1:58.02 named
bind 13954 8.8 4.4 29024 22716 ?? Ss 7:47PM 2:13.23 named
bind 13954 12.8 4.5 29024 22980 ?? Ss 7:47PM 2:24.34 named
bind 13954 13.2 4.5 29024 23236 ?? Ss 7:47PM 2:39.47 named
bind 13954 2.8 4.8 31072 24628 ?? Ss 7:47PM 2:51.60 named
bind 13954 2.0 4.8 31072 24668 ?? Ss 7:47PM 2:56.72 named
bind 13954 0.4 4.9 31072 24956 ?? Ss 7:47PM 3:01.82 named
bind 13954 14.0 4.9 31072 25228 ?? Ss 7:47PM 3:20.42 named
bind 13954 8.8 5.0 32096 25488 ?? Ss 7:47PM 3:35.10 named
bind 13954 17.6 5.0 32096 25744 ?? Ss 7:47PM 3:55.95 named
bind 13954 1.2 5.1 32096 26000 ?? Ss 7:47PM 4:08.39 named
bind 13954 2.4 5.1 33120 26264 ?? Ss 7:47PM 4:17.74 named
bind 13954 18.4 5.2 33120 26776 ?? Rs 7:47PM 4:37.36 named
bind 13954 0.4 5.3 34144 27036 ?? Ss 7:47PM 4:52.03 named
bind 13954 3.6 5.3 34144 27036 ?? Ss 7:47PM 5:02.75 named
bind 13954 4.4 5.3 34144 27036 ?? Ss 7:47PM 5:17.72 named
bind 13954 14.4 5.4 34144 27360 ?? Ss 7:47PM 5:28.60 named
bind 13954 12.8 5.4 34144 27616 ?? Ss 7:47PM 5:48.69 named
bind 13954 0.8 5.5 35168 27876 ?? Ss 7:47PM 5:56.06 named
bind 13954 3.6 5.5 35168 27876 ?? Ss 7:47PM 6:08.84 named
bind 13954 11.2 5.4 35168 27840 ?? Ss 7:47PM 6:21.49 named
bind 13954 0.0 5.5 35168 28096 ?? Ss 7:47PM 6:33.06 named
bind 13954 16.8 5.5 36192 28356 ?? Rs 7:47PM 6:42.72 named
bind 13954 4.8 5.6 36192 28612 ?? Ss 7:47PM 6:53.38 named
bind 13954 4.4 5.6 36192 28612 ?? Ss 7:47PM 6:59.99 named
bind 13954 4.4 5.6 36192 28612 ?? Ss 7:47PM 7:08.33 named
bind 13954 11.2 5.6 36192 28872 ?? Rs 7:47PM 7:16.51 named
[ ... ]
--------------
dns/bind96 port (aka bind96-9.6.3.ESV.3)
Initial state:
USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND
bind 32393 0.0 1.3 9760 6480 ?? Ss 1:14PM 0:00.13
/usr/local/sbin/named -t /var/named -u bind
bind 32393 2.0 1.9 13856 9720 ?? Ss 1:14PM 0:08.08 named
bind 32393 8.8 2.1 14880 10748 ?? Ss 1:14PM 0:24.26 named
bind 32393 4.0 2.1 14880 10748 ?? Ss 1:14PM 0:31.18 named
bind 32393 15.6 2.3 15904 11520 ?? Ss 1:14PM 0:47.61 named
bind 32393 16.0 2.4 16928 12296 ?? Ss 1:14PM 1:11.23 named
bind 32393 0.8 2.5 17952 12844 ?? Ss 1:14PM 1:20.38 named
bind 32393 3.2 2.6 17952 13104 ?? Ss 1:14PM 1:29.30 named
bind 32393 1.2 2.6 18976 13476 ?? Ss 1:14PM 1:38.06 named
bind 32393 4.8 2.6 18976 13476 ?? Ss 1:14PM 1:42.38 named
bind 32393 0.0 2.6 18976 13476 ?? Ss 1:14PM 1:44.87 named
bind 32393 1.2 2.7 18976 13732 ?? Ss 1:14PM 1:51.82 named
bind 32393 2.4 2.7 18976 13732 ?? Ss 1:14PM 1:54.28 named
bind 32393 1.6 2.7 18976 13748 ?? Ss 1:14PM 1:59.01 named
bind 32393 11.6 3.0 20000 15124 ?? Ss 1:14PM 2:19.08 named
bind 32393 2.4 3.1 21024 15772 ?? Ss 1:14PM 2:31.99 named
bind 32393 14.8 3.1 21024 16044 ?? Ss 1:14PM 2:49.67 named
bind 32393 10.0 3.2 22048 16304 ?? Ss 1:14PM 3:03.51 named
bind 32393 5.2 3.2 22048 16564 ?? Ss 1:14PM 3:12.86 named
bind 32393 4.0 3.2 22048 16564 ?? Ss 1:14PM 3:19.06 named
bind 32393 19.6 3.3 22048 16820 ?? Ss 1:14PM 3:29.81 named
bind 32393 1.2 3.3 23072 17080 ?? Ss 1:14PM 3:41.59 named
bind 32393 3.6 3.3 23072 17080 ?? Ss 1:14PM 3:50.40 named
bind 32393 13.2 3.4 23072 17592 ?? Ss 1:14PM 4:11.40 named
bind 32393 2.0 3.5 24096 17852 ?? Ss 1:14PM 4:25.49 named
bind 32393 10.0 3.5 24096 18108 ?? Ss 1:14PM 4:35.82 named
bind 32393 12.8 3.6 25120 18632 ?? Ss 1:14PM 4:58.39 named
bind 32393 9.2 3.7 25120 18888 ?? Ss 1:14PM 5:14.65 named
bind 32393 16.8 3.7 25120 19144 ?? Rs 1:14PM 5:31.31 named
bind 32393 2.0 3.8 26144 19380 ?? Ss 1:14PM 5:41.49 named
bind 32393 13.2 3.9 26144 19724 ?? Ss 1:14PM 5:57.84 named
bind 32393 12.0 3.8 26144 19592 ?? Ss 1:14PM 6:14.75 named
bind 32393 19.6 3.8 26144 19592 ?? Ss 1:14PM 6:25.59 named
bind 32393 13.6 3.8 26144 19592 ?? Ss 1:14PM 6:40.51 named
bind 32393 10.4 3.8 26144 19592 ?? Ss 1:14PM 6:55.69 named
bind 32393 9.6 3.8 26144 19592 ?? Rs 1:14PM 7:01.88 named
bind 32393 7.6 3.8 26144 19592 ?? Ss 1:14PM 7:14.78 named
bind 32393 7.6 3.8 26144 19592 ?? Ss 1:14PM 7:29.22 named
bind 32393 1.6 3.8 26144 19592 ?? Ss 1:14PM 7:34.47 named
bind 32393 8.8 3.9 27168 19852 ?? Rs 1:14PM 7:42.26 named
bind 32393 5.6 3.9 27168 19852 ?? Ss 1:14PM 7:48.34 named
[ ... ]
--------------
FreeBSD-7 base named (aka BIND 9.4.-ESV-R4)
Initial state:
USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND
bind 33225 0.8 2.8 17200 14388 ?? Ss 3:13PM 0:00.18 /usr/sbin/named
-t /var/named -u bind
bind 33225 6.8 10.3 63280 52716 ?? Ss 3:13PM 0:24.89 named
bind 33225 7.2 10.4 63280 52996 ?? Ss 3:13PM 0:31.68 named
bind 33225 10.4 10.5 64304 53512 ?? Ss 3:13PM 0:41.12 named
bind 33225 10.4 10.5 64304 53772 ?? Ss 3:13PM 1:01.35 named
bind 33225 3.6 10.7 65328 54528 ?? Ss 3:13PM 1:17.93 named
bind 33225 6.4 10.7 65328 54932 ?? Ss 3:13PM 1:29.59 named
bind 33225 5.2 10.8 65328 55264 ?? Ss 3:13PM 1:35.59 named
bind 33225 5.2 10.8 65328 55288 ?? Ss 3:13PM 1:41.66 named
bind 33225 2.4 10.9 66352 55552 ?? Ss 3:13PM 1:46.01 named
bind 33225 0.4 10.9 66352 55552 ?? Ss 3:13PM 1:51.69 named
bind 33225 1.2 10.9 66352 55552 ?? Ss 3:13PM 1:54.84 named
bind 33225 6.0 10.9 66352 55808 ?? Ss 3:13PM 1:58.48 named
bind 33225 2.8 10.9 66352 55832 ?? Ss 3:13PM 2:01.39 named
[ ... ]
Very different behavior between dns/bind94 and base bind....
Regards,
--
-Chuck
[1] To reduce risk of line-wrapping in this email, the command field was
abbreviated.
Also, I gathered data for some time after the "[ ... ]", but the elision was
chosen where the process remained in a steady state in terms of memory usage
from there onwards.
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