|
|
请注意，本文编写于 1481 天前，最后修改于 742 天前，其中某些信息可能已经过时。
& Q9 ~0 n. Y; g6 C3 z! N: h. d/ k% U+ T1 g7 o+ W1 t5 a9 D+ P% _0 N
说明：在安装 Linux 系统前我们需要顾虑到电脑硬件性能，选择最小化安装非常有必要，毕竟服务器资源一定的情况下，系统只会日益臃肿慢慢开始拖慢所有服务，这些因素在我们安装系统前就应该考虑的，分析哪些是服务器必需和非必需从而尽可能的精简系统。% I4 t: B' l- L
2 k" ~8 r" w/ v& O0 N& \, i
CentOS 系统精简优化
; g, ]+ ^' r- i1 c+ q删除不必要的自带软件包
& K/ N3 z. W7 e. g6 L5 [# m; l4 h* i1 P3 m9 k
yum remove Deployment_Guide-en-US finger cups-libs cups ypbind
9 V: @5 |3 C( g& P# q$ Kyum remove bluez-libs desktop-file-utils ppp rp-pppoe wireless-tools irda-utils8 n, F- o0 P+ S2 U9 I
yum remove sendmail* samba* talk-server finger-server bind* xinetd. F3 t4 g' {: ~0 O8 y) c$ a2 P
yum remove nfs-utils nfs-utils-lib rdate fetchmail eject ksh mkbootdisk mtools. l$ }( a0 E* D6 p. o2 f. C* ]( H: Z e
yum remove syslinux tcsh startup-notification talk apmd rmt dump setserial portmap yp-tools+ b+ {6 m# V3 w# H1 D
yum groupremove "Mail Server" "Games and Entertainment" "X Window System" "X Software Development"
# u9 _ S# R$ G/ u! vyum groupremove "Development Libraries" "Dialup Networking Support"
! z% e/ `8 ^3 g4 Fyum groupremove "Games and Entertainment" "Sound and Video" "Graphics" "Editors"
8 O y" V0 l+ f/ U2 Cyum groupremove "Text-based Internet" "GNOME Desktop Environment" "GNOME Software Development"( x+ A6 Y. ?# m) X
升级 centos 系统) q2 E. D- g8 v$ X+ ?$ W' b+ c
: c. L1 N& E: e) j! w% Myum update #更新系统* R/ `. S" W4 k' [% \
yum clean all #清理全部缓存文件 `( F* ], |( V. e- H1 w7 G
禁用 seLinux/ _" \3 H; M; _. s
+ g! ?& L! r1 D6 T
sestatus #先执行看seLinux状态，如果不是disabled，就需要执行下面步骤，否则不要执行% Z/ v$ U( z! K. I1 @
vi /etc/selinux/config
* I/ g1 w& e; F0 z0 o. q% N: \3 m9 XSELINUX=disabled #禁用SeLinux
4 R- V8 P7 q1 ^ F* ?6 {7 w# jSELINUX=enforcing #使用SeLinux9 y9 i% x5 }8 R" Z
禁止 IPV6（执行后需要 reboot 重启）% b' s; o2 b8 {
: R' o' m- ^! Y1 N; O
vi /etc/modprobe.conf #打开文件，把下面两行加到最后" Z' O& V+ r# `
alias net-pf-10 off
P- f2 `0 q2 Yalias ipv6 off
6 V" A8 v/ |# d; g初始化防火墙
, X$ M0 |; @/ _- h$ X y y( S0 Q/ _8 m" e
touch /etc/sysconfig/iptables: m a0 u! e) O3 ]
iptables -F( c. ~( b" H: l- z8 U
iptables -X& a2 b( A" m; D7 |8 b
iptables -Z" O3 D) ^! ^+ J
service iptables save
& h7 a* F: f5 H# Y3 k. N6 Gservice iptables restart
* m% J/ g$ E: c. t% I; M禁止无用服务0 M H4 E0 i* O7 N7 Y, A2 l/ ?
+ j/ F! q) J3 e6 m) \7 F, t#! /bin/bash
0 }0 ` P& A+ xservice acpid off
$ @; g" w) m. ]service atd stop
! U% v8 x- n+ V3 I1 r4 V7 cservice auditd stop
4 L: ^8 O' R& v; cservice avahi-daemon stop K: u. Z0 p0 I2 S, W
service avahi-dnsconfd stop' B" v/ }4 K {" H h
service bluetooth stop
/ x- k6 i A2 y; |& I% J2 u' l' }- `5 `service conman stop
) p7 j( F. A7 i d" l: q2 U8 m# \, sservice cpuspeed stop
- ?% M* }7 @5 }7 s( Sservice cups stop
: N1 K+ s# I8 X2 j! X* c) W6 jservice dnsmasq stop0 Z4 K4 |& e( p
service dund stop
# i% }. r' a5 H( A9 u& X" y. {' Uservice firstboot stop0 N) i$ E6 ], o8 r5 m+ s
service hidd stop$ z+ h1 v- q# R/ J7 q
service httpd stop# O$ u: y; {1 }9 a6 v
service ibmasm stop
1 E) l& \( l! p# A5 Fservice ip6tables stop
) W) ]; s# p2 y, S# q$ S+ Kservice irda stop
( ]( s7 R( b. {: G( }# kservice kdump stop
" v- L! x4 p- x9 K3 m8 Fservice lm_sensors stop
: C" Y& C4 @! A2 Bservice mcstrans stop
- B- Y0 n- r) w4 h0 M- V* Xservice messagebus stop
% }% P2 P$ K! U& { K. g d Zservice microcode_ctl stop
0 X, [2 D: p1 @& {- Nservice netconsole stop
: b& q0 r; O. [% x' j& gservice netfs stop/ u, _& f5 K! v1 F- s- F
service netplugd stop
6 o. w3 J6 i/ I, D4 Lservice nfs stop
) S/ t( p4 [. n/ w* ?$ }3 I8 ~+ Jservice nfslock stop
& ^# F1 e, w# T+ Aservice nscd stop" [1 @: P9 F) g8 w" u$ K! D3 e+ E4 |
service ntpd stop
7 i- S8 U1 }9 N+ zservice oddjobd stop
) z) C1 Y( X) G$ n; uservice pand stop
, b+ `# o4 x7 {1 J8 dservice pcscd stop
- t) H3 I' }% {! F2 {. q* Y2 Nservice portmap stop% e3 X7 @% v, G" m+ ~* q% R
service psacct stop8 l- c& t$ R/ N7 K d3 C: N: ?
service rdisc stop: S( K% i ~$ N' e7 s2 { u- E
service restorecond stop
* @" A [$ i* D& A- f7 V9 m& Y% Sservice rpcgssd stop* b4 ]; U2 f- ]6 d* O) F
service rpcidmapd stop/ l2 e& v9 l1 J' Z& C
service rpcsvcgssd stop
+ _0 H- S+ m! i0 t% zservice saslauthd stop& p4 F! O' z7 V5 l. i. M
service sendmail stop
* j3 P; q$ g6 C6 @2 |- R- E' ^service setroubleshoot stop5 O- f L4 ^: k( \' p
service smb stop
2 z' r/ T! C0 z7 t9 P4 X1 P) Hservice vncserver stop
; R+ n; o! W+ V7 vservice winbind stop* [* x+ X1 D; ?; @9 A8 N
service wpa_supplicant stop4 p; F- g W8 S+ p6 \
service xfs stop* R( Y3 ~4 J7 v5 k% G4 ]3 B; x' E
service ypbind stop1 X4 |4 R& F% Z: u
service yum-updatesd stop! S) I/ s! `( I' P) j
chkconfig acpid off
- \; I2 D3 M, y* ~( S, Zchkconfig atd off
, M% `6 E% D7 O6 z. A+ e! hchkconfig auditd off' e8 O) V: l' ?0 u
chkconfig avahi-daemon off
- a3 ~$ N9 Q$ u/ @& Ochkconfig avahi-dnsconfd off
6 v& U( k) F+ F3 Jchkconfig bluetooth off
% k- L2 j% y* V! Z8 t2 ?2 ~chkconfig conman off
8 N$ g5 j4 d% d- j; `chkconfig cpuspeed off
5 x' c3 I$ H8 i0 kchkconfig cups off
1 v3 z2 Y+ [4 M0 I( o# kchkconfig dnsmasq off
7 o4 Q( [* k# }/ @chkconfig dund off
# n9 E4 D0 A. D9 zchkconfig firstboot off
9 X- ~: P) s. f: D* s- m* Echkconfig hidd off. X! ` `% [: N# ]7 w
chkconfig httpd off
7 }" @4 i+ }; c: x! ?chkconfig ibmasm off5 @- r/ e1 k4 s* A0 K: [7 o+ ^1 M. B
chkconfig ip6tables off
$ ?5 f( S8 w% F# F3 @chkconfig irda off
4 B( s S* v2 B' O. ]1 U& ~chkconfig kdump off
! ]- i1 E: F4 D( c, D. nchkconfig lm_sensors off X) b, _, M' a% _) q( X
chkconfig mcstrans off
: {: Y# `8 }' y& Nchkconfig messagebus off
+ y+ I# f/ W( c% K; vchkconfig microcode_ctl off
9 b4 ]" r( U) X- @$ u- [' xchkconfig netconsole off5 O5 i9 `5 c6 z2 }- E, c% ]
chkconfig netfs off) Z& z+ g# j0 t8 j V
chkconfig netplugd off
+ `- d& q, P6 a8 }8 C5 X6 Ochkconfig nfs off" S4 f# z, k) y H4 f6 F# S
chkconfig nfslock off" }7 n% M/ \% W2 e2 p% v
chkconfig nscd off
+ C. V+ Y3 G8 }3 n. p; I0 {; g* V x0 wchkconfig ntpd off
& q; R' b6 s. a0 u4 e3 Schkconfig oddjobd off+ V2 d1 ^. b( W8 M% K
chkconfig pand off2 Z* W% P0 w9 K4 \9 L) `
chkconfig pcscd off
n& ]" w& ^4 S- y" I$ O" Ochkconfig portmap off/ C1 @: n1 z! @7 s6 d1 C! t7 _
chkconfig psacct off
. j9 U) |$ S- R. Y! M" V& Ychkconfig rdisc off: y, ] U9 u0 f/ O
chkconfig restorecond off& D9 a3 y% K9 W7 J3 h" x
chkconfig rpcgssd off
' D9 S+ F: ?! ~; D& S- A; R) Y2 S% Achkconfig rpcidmapd off5 h4 e: b+ T2 `" y. F
chkconfig rpcsvcgssd off
6 s; Z; \% k9 c; h$ Q/ ~) S( mchkconfig saslauthd off
5 Z1 I9 K- T: `% Hchkconfig sendmail off
, L1 c/ M4 T, O, y! N( ^) P: [$ i! Q2 {chkconfig setroubleshoot off6 _; I) }4 T) `2 n0 s& L
chkconfig smb off1 o |- a1 t- a% L
chkconfig vncserver off. R( J9 m: P% f$ t7 J' l
chkconfig winbind off
( K5 s5 Q: X5 q, n' _chkconfig wpa_supplicant off, R7 I9 t* m3 `3 O
chkconfig xfs off, x3 U8 h) J$ n/ A6 a/ m7 B |
chkconfig ypbind off
3 P* u J- G- [( B- t1 nchkconfig yum-updatesd off/ Y# F5 l6 a5 q
这样通过上述 6 步骤，就可以完成对 centos 精简和优化。2 G- s( A' {* |3 J& W! H! O
# {6 @, X6 e0 ^+ ~8 S2 @& _- _来源：https://www.moewah.com/archives/2407.html |
|
|Archiver|手机版|小黑屋|通达创业无忧
( 粤ICP备2023021749号|
粤公网安备 44030402006137号 )
发表于 2023-8-8 10:29:46