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Bug #2555

closed

check_reload_status consumes 100% CPU usage

Added by Snowy Maslov almost 12 years ago. Updated about 11 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
-
Category:
Unknown
Target version:
2.1
Start date:
07/13/2012
Due date:
% Done:

0%

Estimated time:
Plus Target Version:
Release Notes:
Affected Version:
2.1
Affected Architecture:
i386

Description

As per forum thread located at http://forum.pfsense.org/index.php/topic,51468.0.html

check_reload_status takes 100% of CPU usage on a single core of the system as per below:

last pid: 29215; load averages: 1.38, 1.40, 1.40 up 0+09:55:15 10:44:17
44 processes: 2 running, 42 sleeping
CPU: 0.5% user, 10.9% nice, 14.9% system, 0.0% interrupt, 73.7% idle
Mem: 96M Active, 2481M Inact, 202M Wired, 55M Cache, 112M Buf, 163M Free
Swap: 8192M Total, 8192M Free

PID USERNAME  THR PRI NICE   SIZE    RES STATE   C   TIME   WCPU COMMAND
44898 root        1 139   20  3416K  1204K CPU1    1   1:24 100.00% check_reload_status
27406 root        1  76   20  4600K  1472K piperd  2   0:00 79.39% rrdtool
25442 root        1  76   20 67176K 25336K nanslp  0   0:00 79.20% php
27298 root        1  76   20  3328K  1328K select  3   0:00 79.20% apinger
15513 root        1  76    0  8956K  4012K select  1   0:00  2.59% mpd5
56619 root        1  76    0 58984K 25204K nanslp  3   0:14  2.49% php
25181 root        1  48    0  3328K  1284K select  2   0:00  2.49% dhcp6c
21863 root        1  44    0  4976K  2068K select  3   0:58  0.00% syslogd
49548 root        5  64   20 19452K 12252K nanslp  0   0:38  0.00% ipfw-classifyd
49963 root        5  64   20 19452K 12352K nanslp  0   0:36  0.00% ipfw-classifyd
15687 root        1  48    0  3328K  1272K select  2   0:19  0.00% dhcp6c
36439 root        1  44    0  7744K  5376K kqread  2   0:13  0.00% lighttpd
22197 root        1  44    0  3328K   908K piperd  2   0:12  0.00% logger
22098 root        1  44    0  6952K  4192K bpf     2   0:09  0.00% tcpdump
47940 root        1  44    0 58984K 18288K accept  1   0:04  0.00% php
23644 root        1  44    0  3448K  1372K select  0   0:02  0.00% inetd
46389 root        1  44    0  3724K  1964K CPU2    1   0:01  0.00% top
 9036 nobody      1  44    0  5576K  2488K select  1   0:00  0.00% dnsmasq
22640 root        1  44    0  8096K  3640K select  0   0:00  0.00% sshd
44179 root        1  44    0  3420K  1372K nanslp  1   0:00  0.00% cron
33288 root        1  44    0  6132K  6156K select  2   0:00  0.00% ntpd
 2058 root        1  69    0  3328K  1044K nanslp  1   0:00  0.00% minicron
50815 root        1  76   20  3708K  1580K wait    1   0:00  0.00% sh
44249 root        2  44    0  4568K  1212K nanslp  1   0:00  0.00% sshlockout_pf
 5698 root        1  76    0  3784K  1576K wait    1   0:00  0.00% login
16759 root        1  44    0  3328K  1304K select  3   0:00  0.00% radvd
43898 root        1  76    0  3736K  2328K pause   0   0:00  0.00% tcsh
35433 root        1  70    0  3708K  1556K wait    0   0:00  0.00% sh
13596 dhcpd       1  44    0  8448K  5324K select  0   0:00  0.00% dhcpd
15920 dhcpd       1  44    0  7424K  4028K select  2   0:00  0.00% dhcpd
 7486 root        1  76    0  3708K  1280K ttyin   1   0:00  0.00% sh
 5823 root        1  76    0  3708K  1280K wait    3   0:00  0.00% sh
 6565 root        1  54    0  3328K  1124K kqread  1   0:00  0.00% dhcpleases
 5625 root        1  44    0  5344K  2824K select  2   0:00  0.00% sshd
51581 root        1  45    0  3328K  1388K select  0   0:00  0.00% rsync
 2561 root        1  48    0  3328K  1044K nanslp  0   0:00  0.00% minicron
  329 root        1  44    0  3936K  2124K select  1   0:00  0.00% devd
19917 root        1  76   20  1576K   784K nanslp  3   0:00  0.00% sleep
 1784 root        1  59    0  3328K   996K wait    1   0:00  0.00% minicron
 2299 root        1  62    0  3328K   996K wait    3   0:00  0.00% minicron
 2657 root        1  66    0  3328K   996K wait    0   0:00  0.00% minicron
16102 root        1  76    0  1584K   872K kqread  0   0:00  0.00% dhcpleases6
 2858 root        1  65    0  3328K  1044K nanslp  1   0:00  0.00% minicron
44972 root        1  64   20  3416K  1084K kqread  2   0:00  0.00% check_reload_status

Common threads seem to be that it evolves around PPPoE and IPv6 enabled ISPs (Internode in Australia). Tested so far the following snapshots:
2.1-BETA0 (amd64)
built on Fri Jul 13 19:45:32 EDT 2012
FreeBSD 8.3-RELEASE-p3

2.1-BETA0 (i386)
built on Mon Jul 16 19:08:20 EDT 2012
FreeBSD 8.3-RELEASE-p3

2.1-BETA0 (i386)
built on Sat Jul 21 08:37:06 EDT 2012
FreeBSD 8.3-RELEASE-p3

Files

Download all files
ps-auxwww.log (5.33 KB) ps-auxwww.log ps auxwww Thomas Gruber, 04/15/2013 03:35 AM
system.log (414 KB) system.log System log, Loop begins at Apr 15 09:15:01 Thomas Gruber, 04/15/2013 03:35 AM
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