FreeBSD 4.8, BIND 9.2.2 out of memory

Hello,

Running BIND 9.2.2 chroot'ed on FreeBSD 4.8, I receive these errors
occasionally:

Aug 11 10:51:17.439 loading configuration from '/etc/named.conf'
Aug 11 10:51:17.585 dns_master_load: out of memory
Aug 11 10:51:17.586 could not configure root hints from
'master/named.root': out of memory
Aug 11 10:51:22.914 reloading configuration failed: out of memory

Here is ps -auxwww:
USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND
bind 74 12.4 50.6 527776 527064 ?? Ss 3Aug03 1318:00.92
/usr/sbin/named -u bind -t /var/named -c etc/named.conf
root 1 0.0 0.0 552 200 ?? ILs 3Aug03 0:00.01
/sbin/init --
root 2 0.0 0.0 0 0 ?? DL 3Aug03 0:01.70
(pagedaemon)
root 3 0.0 0.0 0 0 ?? DL 3Aug03 0:00.00
(vmdaemon)
root 4 0.0 0.0 0 0 ?? DL 3Aug03 0:04.48
(bufdaemon)
root 5 0.0 0.0 0 0 ?? DL 3Aug03 3:02.51 (syncer)
root 6 0.0 0.0 0 0 ?? DL 3Aug03 0:04.12 (vnlru)
root 23 0.0 0.0 212 68 ?? Is 3Aug03 0:00.00 adjkerntz
-i
root 71 0.0 0.1 948 564 ?? Ss 3Aug03 0:01.97
/usr/sbin/syslogd -b 10.0.99.17
root 80 0.0 0.1 1024 636 ?? Ss 3Aug03 0:01.32
/usr/sbin/cron
root 82 0.0 0.1 2592 1240 ?? Is 3Aug03 0:03.12
/usr/sbin/sshd
root 107 0.0 0.1 2592 1184 ?? Is 3Aug03 0:00.06
/usr/sbin/sshd-named -f /etc/ssh/sshd_config_named
root 110 0.0 0.1 952 528 v0 Is+ 3Aug03 0:00.00
/usr/libexec/getty Pc ttyv0
root 112 0.0 0.1 952 528 v2 Is+ 3Aug03 0:00.00
/usr/libexec/getty Pc ttyv2
root 113 0.0 0.1 952 528 v3 Is+ 3Aug03 0:00.00
/usr/libexec/getty Pc ttyv3
root 114 0.0 0.1 952 528 v4 Is+ 3Aug03 0:00.00
/usr/libexec/getty Pc ttyv4
root 115 0.0 0.1 952 528 v5 Is+ 3Aug03 0:00.00
/usr/libexec/getty Pc ttyv5
root 116 0.0 0.1 952 528 v6 Is+ 3Aug03 0:00.00
/usr/libexec/getty Pc ttyv6
root 117 0.0 0.1 952 528 v7 Is+ 3Aug03 0:00.00
/usr/libexec/getty Pc ttyv7
root 147 0.0 0.1 952 528 v1 Is+ 3Aug03 0:00.00
/usr/libexec/getty Pc ttyv1
root 6376 0.0 0.2 3052 2016 ?? Ss Tue01PM 0:10.95 sendmail:
accepting connections (sendmail)
smmsp 6381 0.0 0.2 2928 1940 ?? Is Tue01PM 0:00.17 sendmail:
Queue runner@00:30:00 for /var/spool/clientmqueue (sendmail)
root 17072 0.0 0.2 5292 1748 ?? I 10:49AM 0:00.02 sshd:
kimo [priv] (sshd)
kimo 17074 0.0 0.2 5292 1784 ?? S 10:49AM 0:00.08 sshd:
kimo@ttyp0,ttyp1 (sshd)
kimo 17075 0.0 0.1 1076 740 p0 Is 10:49AM 0:00.01 -bash
(bash)
kimo 17078 0.0 0.1 1076 748 p1 Ss 10:49AM 0:00.02 -bash
(bash)
kimo 17095 0.0 0.0 900 384 p0 S+ 10:52AM 0:00.00 tail -f
/var/named/log/named.log
root 0 0.0 0.0 0 0 ?? DLs 3Aug03 0:00.00
(swapper)
kimo 17111 0.0 0.0 416 224 p1 R+ 10:59AM 0:00.00 ps
-auxwww


Here is top:

last pid: 17126; load averages: 0.14, 0.15, 0.14
up
7+22:33:03 11:06:56
22 processes: 1 running, 21 sleeping
CPU states: 12.5% user, 0.0% nice, 2.3% system, 0.0% interrupt,
85.2% idle
Mem: 525M Active, 291M Inact, 144M Wired, 38M Cache, 111M Buf, 1660K
Free
Swap: 1024M Total, 24K Used, 1024M Free

PID USERNAME PRI NICE SIZE RES STATE TIME WCPU CPU
COMMAND
74 bind 2 0 515M 515M select 22.0H 12.60% 12.60% named
6376 root 2 0 3052K 2016K select 0:11 0.00% 0.00%
sendmail
82 root 2 0 2592K 1240K select 0:03 0.00% 0.00% sshd
71 root 2 0 948K 564K select 0:02 0.00% 0.00%
syslogd
80 root 10 0 1024K 636K nanslp 0:01 0.00% 0.00% cron
6381 smmsp 18 0 2928K 1940K pause 0:00 0.00% 0.00%
sendmail
17074 kimo 2 0 5292K 1784K select 0:00 0.00% 0.00% sshd
17126 kimo 28 0 1900K 1060K RUN 0:00 0.00% 0.00% top
107 root 2 0 2592K 1184K select 0:00 0.00% 0.00%
sshd-named
17078 kimo 10 0 1076K 748K wait 0:00 0.00% 0.00% bash
17072 root 2 0 5292K 1748K sbwait 0:00 0.00% 0.00% sshd
17075 kimo 10 0 1076K 740K wait 0:00 0.00% 0.00% bash
17095 kimo 2 0 900K 384K kqread 0:00 0.00% 0.00% tail
110 root 3 0 952K 528K ttyin 0:00 0.00% 0.00% getty
113 root 3 0 952K 528K ttyin 0:00 0.00% 0.00% getty
147 root 3 0 952K 528K ttyin 0:00 0.00% 0.00% getty


Any ideas or suggestions? datasize in /etc/login.conf is set to
unlimited.
Thanks
Kimo