Re: amd64 memory usage

Jiri Mikulas wrote:
> Hello
> I have
> FreeBSD new64 5.3-BETA4 FreeBSD 5.3-BETA4 #0: Mon Sep 13 00:07:19 CEST
> 2004
> root_at_new64:/usr/obj/usr/src/sys/NEW64  amd64
>
> without debug options in kernel
> with SCHED_4BSD
>
> Is it normal that processes consume so much memory ?
> for example sshd 29480K
>
> ~~~ cut ~~~~~~~~~~
> last pid:  8740;  load averages:  0.19,  0.59,  0.64     up 1+10:44:04
> 11:05:13
> 78 processes:  1 running, 77 sleeping
> CPU states:  0.0% user,  0.0% nice,  0.0% system,  0.0% interrupt,  100%
> idle
> Mem: 184M Active, 532M Inact, 116M Wired, 37M Cache, 111M Buf, 44M Free
> Swap: 2048M Total, 28K Used, 2048M Free
>
>   PID USERNAME PRI NICE   SIZE    RES STATE    TIME   WCPU    CPU COMMAND
> 29913 www       20    0   161M 24276K lockf    0:01  0.00%  0.00% httpd
> 29915 www       96    0   161M 24404K select   0:01  0.00%  0.00% httpd
> 61702 www       20    0   161M 23524K lockf    0:01  0.00%  0.00% httpd
> 29914 www       20    0   161M 24000K lockf    0:01  0.00%  0.00% httpd
> 29916 www       20    0   161M 24404K lockf    0:01  0.00%  0.00% httpd
> 29943 www       20    0   161M 23648K lockf    0:01  0.00%  0.00% httpd
> 29912 www       20    0   161M 24268K lockf    0:01  0.00%  0.00% httpd
> 29944 www       20    0   161M 23492K lockf    0:01  0.00%  0.00% httpd
> 29941 www       20    0   161M 23088K lockf    0:01  0.00%  0.00% httpd
> 61709 www       20    0   161M 22896K lockf    0:01  0.00%  0.00% httpd
> 29911 root      96    0   160M 14676K select   0:01  0.00%  0.00% httpd
>   595 root      96    0 55832K 31880K select   0:00  0.00%  0.00%
> perl5.8.5
>   453 clamav    20    0 54452K 47560K kserel   0:01  0.00%  0.00% clamd
> 73746 mysql     20    0 52720K 15500K kserel   0:08  0.00%  0.00% mysqld
> 16031 mik       96    0 29656K  2968K select   0:01  0.00%  0.00% sshd
> 15029 mik       96    0 29628K  2980K select   0:01  0.00%  0.00% sshd
> 15015 root       4    0 29484K  2784K sbwait   0:00  0.00%  0.00% sshd
> 16023 root       4    0 29480K  2788K sbwait   0:00  0.00%  0.00% sshd
> 83713 root       4    0 29476K  2788K sbwait   0:00  0.00%  0.00% sshd
> 92178 root       4    0 29476K  2632K sbwait   0:00  0.00%  0.00% sshd
> 83722 mik       96    0 29456K  2864K select   0:06  0.00%  0.00% sshd
> 92183 mik       96    0 29456K  2728K select   0:04  0.00%  0.00% sshd
> 11888 pgsql     96    0 28880K  3504K select   0:01  0.00%  0.00% postgres
>   579 root      99    0 21140K  5232K select   0:24  0.00%  0.00% snmpd
> 11889 pgsql     96    0 20312K  3484K select   0:00  0.00%  0.00% postgres
> 11890 pgsql     96    0 19432K  3516K select   0:00  0.00%  0.00% postgres
>   382 root      96    0 18500K  2292K select   0:00  0.00%  0.00% sshd
> 83740 mik        8    0 17164K  1388K wait     0:00  0.00%  0.00% su
> 15037 mik        8    0 17164K  1388K wait     0:00  0.00%  0.00% su
> 16039 mik        8    0 17164K  1388K wait     0:00  0.00%  0.00% su
> 92190 mik        8    0 17164K  1244K wait     0:00  0.00%  0.00% su
> ~~~cut~~~
> I updated to last RELENG_5  5.3-BETA4 #1: Tue Sep 14 11:00:53 CEST 2004
> and it's similar
> Has anybody the same experience?

Check the RES column for actual memory usage.  For sshd it is a much more
reasonable ~3M.  Here's an enlightening thread:
http://lists.freebsd.org/pipermail/freebsd-questions/2003-September/thread.html#18759

Jon