Jul 11 14:42:51 agrigento /netbsd: UVM: pid 11910 (perl), uid 2029 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 9944 (perl), uid 2029 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 8178 (perl), uid 2029 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 12209 (perl), uid 2029 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 11744 (perl), uid 2029 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 12212 (perl), uid 2029 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 10402 (spamc), uid 0 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 10715 (perl), uid 2029 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 9871 (perl), uid 2029 killed: out of swap
Jul 11 14:42:51 agrigento /netbsd: UVM: pid 10099 (perl), uid 2029 killed: out of swap
Jul 11 14:59:03 agrigento /netbsd: UVM: pid 12242 (perl), uid 2029 killed: out of swap
Jul 11 14:59:03 agrigento /netbsd: UVM: pid 12799 (spamc), uid 0 killed: out of swap
Jul 11 15:03:02 agrigento /netbsd: UVM: pid 12294 (perl), uid 2029 killed: out of swap
Jul 11 15:04:49 agrigento /netbsd: UVM: pid 11322 (perl), uid 2029 killed: out of swap
Jul 11 15:21:21 agrigento /netbsd: UVM: pid 4363 (perl), uid 2029 killed: out of swap
Jul 11 15:26:24 agrigento /netbsd: UVM: pid 12139 (perl), uid 2029 killed: out of swap
Jul 11 15:30:11 agrigento /netbsd: UVM: pid 11035 (perl), uid 2029 killed: out of swap
Jul 11 15:30:11 agrigento /netbsd: UVM: pid 10527 (spamc), uid 0 killed: out of swap
Jul 11 16:00:00 agrigento syslogd[9593]: restart
Jul 11 16:11:44 agrigento /netbsd: UVM: pid 12398 (perl), uid 2029 killed: out of swap
Jul 11 16:20:49 agrigento /netbsd: UVM: pid 13055 (perl), uid 2029 killed: out of swap
Jul 11 16:24:37 agrigento /netbsd: UVM: pid 4555 (perl), uid 2029 killed: out of swap
Jul 11 16:34:06 agrigento /netbsd: UVM: pid 12462 (perl), uid 2029 killed: out of swap
Jul 11 16:57:25 agrigento /netbsd: UVM: pid 11748 (perl), uid 2029 killed: out of swap
Jul 11 17:05:20 agrigento /netbsd: UVM: pid 10675 (perl), uid 2029 killed: out of swap
Jul 11 17:19:27 agrigento /netbsd: UVM: pid 10647 (perl), uid 2029 killed: out of swap
Jul 11 17:31:08 agrigento /netbsd: UVM: pid 10890 (perl), uid 2029 killed: out of swap
Jul 11 17:34:40 agrigento /netbsd: UVM: pid 11940 (perl), uid 2029 killed: out of swap
Jul 11 17:42:09 agrigento /netbsd: UVM: pid 10867 (perl), uid 2029 killed: out of swap
Jul 11 17:47:35 agrigento /netbsd: UVM: pid 11039 (perl), uid 2029 killed: out of swap
Jul 11 18:04:55 agrigento /netbsd: UVM: pid 12704 (perl), uid 2029 killed: out of swap
Jul 11 18:08:26 agrigento /netbsd: UVM: pid 13091 (perl), uid 2029 killed: out of swap
Jul 11 18:21:12 agrigento syslogd[9593]: Fatal error, exiting

実メモリが 8GB, swap が 8GB、合計 16GB。これでも足りなくなり、 上記のようになるらしい。何か無駄なことをやっているに違いない。

一応 perl の malloc がおかしいと仮定すると:

modena@makoto 15:47:57/140711(~)% ldd `which perl`
/usr/pkg/bin/perl:
        -lperl => /usr/pkg/lib/perl5/5.20.0/x86_64-netbsd-thread-multi/CORE/libperl.so
        -lm.0 => /usr/lib/libm.so.0
        -lgcc_s.1 => /usr/lib/libgcc_s.so.1
        -lc.12 => /usr/lib/libc.so.12
        -lcrypt.1 => /usr/lib/libcrypt.so.1
        -lpthread.1 => /usr/lib/libpthread.so.1

modena@makoto 23:05:46/140711(~)% nm `which perl` |grep alloc 
                 U perl_alloc
modena@makoto 23:06:01/140711(~)% \
nm  /usr/pkg/lib/perl5/5.20.0/x86_64-netbsd-thread-multi/CORE/libperl.so |grep alloc
0000000000132507 T PerlIO_allocate
000000000013256b T PerlIO_list_alloc
0000000000032bd4 T Perl_alloccopstash
0000000000032873 T Perl_allocmy
00000000000a0f56 T Perl_calloc
00000000000a0f51 T Perl_malloc
000000000007a8f7 T Perl_pad_alloc
00000000000a0f5b T Perl_realloc
00000000000a221d T Perl_safesyscalloc
00000000000a1896 T Perl_safesysmalloc
00000000000a1cd2 T Perl_safesysrealloc
00000000000eeda9 T Perl_save_alloc
000000000008108e t S_alloc_maybe_populate_EXACT
00000000000a2273 t S_mess_alloc
000000000007aa6a t S_pad_alloc_name
                 U calloc
                 U malloc
0000000000048049 T perl_alloc
                 U realloc