Ubuntu system log
A designated path to the system log: / var / log / messages
1, the default system log
root@HDController:~
# tail -1000 /var/log/syslog
Oct 20 06:26:01 HDController CRON[6071]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:27:01 HDController CRON[6085]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:28:01 HDController CRON[6099]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:29:01 HDController CRON[6114]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:30:01 HDController CRON[6128]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:31:01 HDController CRON[6144]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:32:01 HDController CRON[6158]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:33:01 HDController CRON[6172]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:34:01 HDController CRON[6186]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:35:01 HDController CRON[6200]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:36:01 HDController CRON[6214]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:37:01 HDController CRON[6228]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:38:01 HDController CRON[6243]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:39:01 HDController CRON[6257]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
|
2, the system default configuration file reference path address
root@HDController:~
# vi /etc/rsyslog.d
" ============================================================================
" Netrw Directory Listing (netrw v155)
"
/etc/rsyslog
.d
" Sorted by name
" Sort sequence: [\/]$,\<core\%(\.\d\+\)\=\>,\.h$,\.c$,\.cpp$,\~\=\*$,*,\.o$,\.obj$,\.info$,\.swp
" Quick Help: <F1>:help -:go up
dir
D:delete R:rename s:
sort
-by x:special
" ==============================================================================
../
./
20-ufw.conf
50-default.conf
#系统默认日志路径
~
~
|
3, change the default log path
root@HDController:~
# vi /etc/rsyslog.d/50-default.conf
# Default rules for rsyslog.
#
# For more information see rsyslog.conf(5) and /etc/rsyslog.conf
#
# First some standard log files. Log by facility.
#
auth,authpriv.*
/var/log/auth
.log
#*.*;auth,authpriv.none -/var/log/syslog #注释掉这行
#cron.* /var/log/cron.log
#daemon.* -/var/log/daemon.log
kern.* -
/var/log/kern
.log
#lpr.* -/var/log/lpr.log
mail.* -
/var/log/mail
.log
#user.* -/var/log/user.log
#add system log at 2017-10-20
*.info;mail.none;authpriv.none;
cron
.none
/var/log/messages
|
# Addition is complete, reboot the system will take effect.
4, view the system log
|
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root@HDController:~
# tail -100 /var/log/messages
Oct 20 06:26:01 HDController CRON[6071]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:27:01 HDController CRON[6085]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:28:01 HDController CRON[6099]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:29:01 HDController CRON[6114]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:30:01 HDController CRON[6128]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:31:01 HDController CRON[6144]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:32:01 HDController CRON[6158]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:33:01 HDController CRON[6172]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:34:01 HDController CRON[6186]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:35:01 HDController CRON[6200]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:36:01 HDController CRON[6214]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:37:01 HDController CRON[6228]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:38:01 HDController CRON[6243]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:39:01 HDController CRON[6257]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
|
A designated path to the system log: / var / log / messages
1, the default system log
root@HDController:~
# tail -1000 /var/log/syslog
Oct 20 06:26:01 HDController CRON[6071]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:27:01 HDController CRON[6085]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:28:01 HDController CRON[6099]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:29:01 HDController CRON[6114]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:30:01 HDController CRON[6128]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:31:01 HDController CRON[6144]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:32:01 HDController CRON[6158]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:33:01 HDController CRON[6172]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:34:01 HDController CRON[6186]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:35:01 HDController CRON[6200]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:36:01 HDController CRON[6214]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:37:01 HDController CRON[6228]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:38:01 HDController CRON[6243]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:39:01 HDController CRON[6257]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
|
2, the system default configuration file reference path address
root@HDController:~
# vi /etc/rsyslog.d
" ============================================================================
" Netrw Directory Listing (netrw v155)
"
/etc/rsyslog
.d
" Sorted by name
" Sort sequence: [\/]$,\<core\%(\.\d\+\)\=\>,\.h$,\.c$,\.cpp$,\~\=\*$,*,\.o$,\.obj$,\.info$,\.swp
" Quick Help: <F1>:help -:go up
dir
D:delete R:rename s:
sort
-by x:special
" ==============================================================================
../
./
20-ufw.conf
50-default.conf
#系统默认日志路径
~
~
|
3, change the default log path
root@HDController:~
# vi /etc/rsyslog.d/50-default.conf
# Default rules for rsyslog.
#
# For more information see rsyslog.conf(5) and /etc/rsyslog.conf
#
# First some standard log files. Log by facility.
#
auth,authpriv.*
/var/log/auth
.log
#*.*;auth,authpriv.none -/var/log/syslog #注释掉这行
#cron.* /var/log/cron.log
#daemon.* -/var/log/daemon.log
kern.* -
/var/log/kern
.log
#lpr.* -/var/log/lpr.log
mail.* -
/var/log/mail
.log
#user.* -/var/log/user.log
#add system log at 2017-10-20
*.info;mail.none;authpriv.none;
cron
.none
/var/log/messages
|
# Addition is complete, reboot the system will take effect.
4, view the system log
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
|
root@HDController:~
# tail -100 /var/log/messages
Oct 20 06:26:01 HDController CRON[6071]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:27:01 HDController CRON[6085]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:28:01 HDController CRON[6099]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:29:01 HDController CRON[6114]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:30:01 HDController CRON[6128]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:31:01 HDController CRON[6144]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:32:01 HDController CRON[6158]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:33:01 HDController CRON[6172]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:34:01 HDController CRON[6186]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:35:01 HDController CRON[6200]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:36:01 HDController CRON[6214]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:37:01 HDController CRON[6228]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:38:01 HDController CRON[6243]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
Oct 20 06:39:01 HDController CRON[6257]: (root) CMD (
sudo
/www/gxycloud/init
.d
/serverReset
)
|