tarin umarnin duba bayanan tsarin Linux

Linuxumarnin duba bayanan tsarin

【tsari】

uname -a
# Duba bayanan kernel/OS/CPU

head -n 1 /etc/issue
#Duba sigar tsarin aiki

cat /proc/cpuinfo
# Duba bayanan CPU

hostname
#Duba sunan kwamfuta

lspci -tv
# Lissafin duk na'urorin PCI

lsusb -tv
# Lissafin duk na'urorin USB

lsmod
# Jeri kayan aikin kwaya

env
#Duba masu canjin yanayi

【 albarkatun】

* Takardun: https://help.ubuntu.com/

tushen @ ubuntu-512mb-sfo1-01: ~# free -m
jimlar adana abubuwan raba kyauta da aka yi amfani da su
Lambar: 494 227 266 0 10 185
-/+ masu buffer/cache: 31 462
Canza: 0 Tambayi 0 0

tushen @ ubuntu-512mb-sfo1-01: ~ # grep MemFree /proc/meminfo
MemFree: 272820 kB

free -m
# Duba amfanin ƙwaƙwalwar ajiya da amfani da musanyawa

df -h
# Duba amfanin kowane bangare

du -sh <目录名>
#Duba girman ƙayyadadden kundin adireshi

find . -type f -size +100M
# Nemo fayiloli sama da miliyan 100

find . -type f -print |wc -l
# ƙidaya adadin fayiloli a cikin kundin adireshi na yanzu

grep MemTotal /proc/meminfo
#Duba jimlar adadin ƙwaƙwalwar ajiya

grep MemFree /proc/meminfo
#Duba adadin ƙwaƙwalwar ajiyar kyauta

uptime
# Duba lokacin tafiyar da tsarin, adadin masu amfani, kaya

cat /proc/loadavg
# Duba nauyin tsarin

【Disks and Partitions】

mount | column -t
#Duba matsayin ɓangaren da aka haɗe

code> fdisk -l

# Duba duk sassan

swapon -s
# Duba duk sassan musanya

hdparm -i /dev/hda
# Duba sigogin diski (don na'urorin IDE kawai)

dmesg | grep IDE
#Duba matsayin gano na'urar IDE a farawa

【Internet】

ifconfig
# Duba kaddarorin duk hanyoyin sadarwa na cibiyar sadarwa

iptables -L
#Duba saitunan Firewall

route -n
#Duba tebur mai tuƙi

netstat -lntp
#Duba duk tashoshin sauraro

netstat -antp
# Duba duk hanyoyin haɗin yanar gizo

netstat -s
#Duba kididdigar cibiyar sadarwa

【tsari】

cat /proc/sys/kernel/threads-max
Duba matsakaicin adadin zaren da tsarin ya yarda

cat /proc/sys/kernel/pid_max
Duba matsakaicin adadin hanyoyin da tsarin ya yarda

ps -ef
# duba duk matakai

top
# Nuna matsayin tsari a ainihin lokacin

ll /proc/PID/fd/
#Idan tsarin ya mamaye CPU da yawa, to ku tabbata kuyi amfani da umarnin ll /proc/PID/fd/ don nemo shi, idan ba ku same shi ba, ku same shi sau da yawa.

【mai amfani】

w
#Duba masu amfani masu aiki

id <用户名>
# Duba takamaiman bayanin mai amfani

last
# Duba rajistan shiga mai amfani

cut -d: -f1 /etc/passwd
# Duba duk masu amfani da tsarin

cut -d: -f1 /etc/group
# Duba duk ƙungiyoyin da ke cikin tsarin

crontab -l
#Duba ayyukan da aka tsara na mai amfani na yanzu

【Bauta】

chkconfig --list
# Lissafin duk ayyukan tsarin

chkconfig --list | grep on
#Jeri duk ayyukan tsarin da aka fara

##【CentOS Tambayar sigar sabis]
Umurnin tambayar sigar sabis na CentOS:

1. Duba sigar Linux Kernel
uname -r

2. Duba sigar CentOS
cat /etc/redhat-release

3. Duba nau'in PHP
php -v

4. Duba MySQL sigar
mysql -v

5. Duba nau'in Apache
rpm -qa httpd

6. Duba bayanan CPU na yanzu
cat /proc/cpuinfo

7. Duba mitar CPU na yanzu
cat /proc/cpuinfo | grep MHz

【shiri】

rpm -qa
# duba duk an shigar软件Kunshin

# Sake kunna umarni don ayyukan gama gari
service memcached restart

service monit restart
service mysqld restart
service mysql restart
service httpd restart

monit start all

service nginx restart

# sake kunna CWP
service cwpsrv restart

# sake farawa memcached
service memcached restart
service memcached start
service memcached stop

# boot fara memcached
chkconfig memcached on

Sake kunna httpd don sanya lambar ta aiwatar da umarni:
service httpd restart
service httpd start
service httpd stop

chkconfig httpd on

sake shigar da umarnin httpd:
service httpd force-reload
service httpd reload

Nginx sake kunna umarni:
/etc/init.d/nginxd restart

service nginxd force-reload
service nginxd reload
service nginxd restart

php-fpm sake farawa umarnin:
/etc/init.d/php-fpm restart
service php-fpm restart
service php-fpm start

Sake shigar php-fpm:
sudo yum reinstall php-fpm

service mysql restart
service mysqld restart

service mysql stop
service mysqld stop

service mysql start
service mysqld start

Yi amfani da umarni mai zuwa don ganin amfanin ƙwaƙwalwar ajiya da aiwatar da martabar amfanin ƙwaƙwalwar ajiya:
free -m
ps -eo pmem,pcpu,rss,vsize,args | sort -k 1 -r | less

MySQL_upgrade yana aiwatar da waɗannan umarni don dubawa da gyara tebur da haɓaka teburin tsarin:
mysqlcheck --all-databases --check-upgrade --auto-repair

Rufe umarnin MySQL:
killall mysqld

Duba tsarin mysql:
ps -ef|grep mysqld
watch -n 1 "ps -ef | grep mysql"

pid-file=/var/lib/mysql/centos-cwl.pid

Ana iya duba hanyar fayil ɗin PID na MYSQL, KLOXO-MR ta hanyar "tsari" panel:
pid-file=/var/lib/mysql/centos-512mb-sfo1-01.pid
pid-file=/var/lib/mysql/xxxx.pid

ko umarnin SSH "ps -ef" don ganin duk matakai:
check process apache with pidfile /usr/local/apache/logs/httpd.pid
check process mysql with pidfile /var/run/mysqld/mysqld.pid

Kuna iya ƙara wannan layin zuwa /etc/crontab don fara umarnin kowane minti don duba matsayin mysql:
* * * * * /sbin/service mysql status || service mysql start

【Monit umarni】

duba daidaitaccen farawa, tsayawa, sake kunna umarni:
/etc/init.d/monit start
/etc/init.d/monit stop
/etc/init.d/monit restart

luraLura:
Tunda an saita monit azaman tsarin daemon, kuma ana ƙara saitunan da suka fara da tsarin zuwa inittab, idan tsarin aiwatarwa ya tsaya, tsarin init ɗin zai sake farawa da shi, kuma yana kula da sauran ayyukan, wanda ke nufin cewa mai kula da sabis ɗin ba zai iya ba. a daina amfani da hanyar da aka saba, domin da zarar an tsaya, monit zai sake farawa.

Don dakatar da sabis ɗin da monit ke kula da shi, umarni kamar sunan tsayawar monit ya kamata a yi amfani da shi, misali don dakatar da tomcat:
monit stop tomcat

Don dakatar da duk ayyukan da ake sa ido akan amfani da su:
monit stop all

Don fara sabis za ku iya amfani da sunan tsayawar monit,

Don farawa duka shine:
monit start all

Saita monit don farawa da tsarin kuma ƙara shi a ƙarshen fayil ɗin /etc/inittab
# Gudun monit a daidaitattun matakan gudu
mo:2345:respawn:/usr/local/bin/monit -Ic /etc/monitrc

Cire abin lura:
yum remove monit

【Zazzagewa da ragewa】

Zazzagewa wordpress 最新 版本
wget http://zh.wordpress.org/latest-zh_CN.tar.gz

cire zip
tar zxvf latest-zh_CN.tar.gz

Matsar da fayiloli a cikin babban fayil ɗin wordpress (cikakkiyar hanya) zuwa wurin shugabanci na yanzu
mv wordpress/* .

Matsar da adireshin /cgi-bin zuwa kundin adireshi na yanzu
$mv wwwroot/cgi-bin .

Kwafi duk fayiloli a cikin kundin adireshi na yanzu zuwa kundin adireshi na baya
cp -rpf -f * ../

Yadda ake tsayawa/sake farawa/fara sabis na redis?
Idan kun shigar da redis tare da apt-get ko yum install, zaku iya dakatarwa/farawa/sake kunna redis kai tsaye tare da umarni masu zuwa
/etc/init.d/redis-server stop
/etc/init.d/redis-server start
/etc/init.d/redis-server restart
/etc/init.d/redis restart

Idan kun shigar da redis daga lambar tushe, zaku iya sake kunna redis ta hanyar umarnin rufewa na redis abokin ciniki shirin redis-cli:
redis-cli -h 127.0.0.1 -p 6379 shutdown

Idan babu ɗayan hanyoyin da ke sama da ya yi nasara wajen dakatar da redis, zaku iya amfani da babban makami:
kill -9

[Duba umarnin wurin fayil]

Duba inda aka sanya fayil ɗin sanyi na PHP:
Yi amfani da phpinfo don ganin cewa idan an hana aikin, aiwatar da shi a ƙarƙashin harsashi
php -v / -name php.ini
或者
find / -name php.ini

Gabaɗaya, lokacin da aka ƙara ƙarar Linux, ba za a shigar da wget ta tsohuwa ba.
yum shigar
yum -y install wget

Ana sabunta tsarin ta atomatik kuma yum yana kulle.
Kuna iya tilasta tsarin yum ya rufe:
rm -f /var/run/yum.pid

Ana duba perl...Ba a sami Perl akan tsarin ku ba: Da fatan za a shigar da perl kuma a gwada again
Babu shakka, ana buƙatar shigar da perl. Umurnin shigarwa na perl shine kamar haka:
yum -y install perl perl*

[SSH umarni don Kloxo-MR iko panel]

Lokacin shigar da jigo ko plugin, yana kasawa tare da "An kasa ƙirƙirar directory"
Magani: sake canza izini na wp theme plugin da loda babban fayil
Don tsaron uwar garken, ba za a iya ba da izini 777 duka ba, don haka muddin aka ba wa waɗannan kundayen izini izini 755, mai shi kaɗai ke da izinin rubutawa.

Idan kuna gudanar da umarni mai zuwa:
sh /script/fix-chownchmod

Kloxo-MR zai gwada ikon mallakar bita da izini akan fayiloli da kundayen adireshi a tushen takaddun shafin

Kloxo-MR Control Panel: Je zuwa "admin>Server>(localhost)> Adireshin IP> Sake karanta IP".

Sabunta uwar garke
Sabunta uwar garken zuwa sabon sigar
yum -y update

An gwada hanyar da ke sama sau da yawa, amma har yanzu akwai matsala, da fatan za a shigar da umarnin gyara mai zuwa:
yum clean all; yum update -y; sh /script/cleanup

(A cikin sabunta shirin, je ku ci bayan ɗan lokaci kuma ku dawo don dubawa, shakatawaufo.org.in, img.ufo.org.in shafukan sun dawo al'ada)

yum clean all; yum update -y; sh /script/cleanup
service httpd restart

Don tabbatar da cewa abubuwan da aka haɗa dns sun rubuta "ƙididdiga", bayan sabunta yum mai tsabta duka; yum sabuntawa -y; sh /script/cleanup, tabbatar da gudu:
sh /script/fixdnsaddstatsrecord

Haɓaka Kloxo-MR:
yum clean all; yum update kloxomr7 -y; yum update -y

Sake shigar da Kloxo-MR:
Idan ba a sami kurakurai ba, gwada umarni mai zuwa:
sh /script/upcp -y