Linux 閮剜舀銝餈啁隤踵,甇斗敹脰雿喳隤踵:
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- z0 y6 O- \: {9 n! b1 x#vi /etc/sysctl.conf
! Y( ~) Y$ F+ l, d( B### 寥脩頂蝯梯園蝞∠ ###
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# 憭扳獢inode敹怠+ G8 T. J) V2 [7 g/ N( l
fs.file-max = 2097152
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/ ^$ z8 O1 v, d4 l# 頛撠鈭斗1 q, z! I! S' \
vm.swappiness = 10
! v" i+ j$ f7 D3 bvm.dirty_ratio = 60 X) g1 N$ W3 L0 [( I: O: } N
vm.dirty_background_ratio = 2
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### 銝祉蝬脰楝摰券賊 ###, ~4 u% A9 f& v1 E% Q' @
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# 鋡怠(passive)TCP亦SYNACKs甈⊥
( Z/ i+ z7 t$ j2 N$ S! enet.ipv4.tcp_synack_retries = 2
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% U/ C" E! T/ r+ [# 閮望祆蝬脰楝仿蝭! W, t/ W; u% v% X) S2 B
net.ipv4.ip_local_port_range = 2000 65535) F% ^7 `1 q% F
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# 貿CP Time-Wait靽霅
. s. n8 J8 E3 @! v: Cnet.ipv4.tcp_rfc1337 = 1
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# 雿撠 tcp_fin_timeout connection 閮剖" s1 q6 @1 [: p4 d9 M/ K2 y
net.ipv4.tcp_fin_timeout = 156 _0 l0 H7 J E: M9 g
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+ a6 k9 [+ N! p- `4 Z- U# 雿蝺摮瘣餅閮剖. \* D Z8 c" M) Y5 f
net.ipv4.tcp_keepalive_time = 300
: w: A2 P% ~& ^net.ipv4.tcp_keepalive_probes = 5: c" A; ?* V4 ~1 H
net.ipv4.tcp_keepalive_intvl = 153 }& F$ m, W# d
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+ _# c$ @6 L5 |8 Y### 隤踵渡雯頝舀 ###
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- u" i- o" E" t0 S! d4 N# 閮剔Socket交嗥楨摮: p: F: Y: U. g" G$ ~3 F7 b- s: N
net.core.rmem_default = 31457280
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# 憭抒Socket交嗥楨摮
1 W4 H; h/ E# S7 [+ ]net.core.rmem_max = 12582912" x- u6 M3 _% n' u
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: ~+ D7 ?% L( z( e# 閮剔Socket喲蝺拙
- ?' C4 N6 @& M+ a4 Knet.core.wmem_default = 31457280- l6 B. E, D: ]
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# 憭抒Socket喲蝺拙! {/ U" q: K+ j/ m) J; {
net.core.wmem_max = 12582912
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# 憭抒雯頝舫交
% W/ y5 |3 w1 Ynet.core.somaxconn = 4096, g0 A6 A( Q$ t" X5 n p6 M: b$ i
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# 憭抒雯頝舫亦backlog
! {, O9 Z Y* i) g, ]" s, Q# \; u: Snet.core.netdev_max_backlog = 65536) b7 V7 l' @: F6 z6 v7 P7 S% |
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# 憭扯園蝺拙憭折
( a1 D( k+ L: e; I4 anet.core.optmem_max = 25165824
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# Increase the maximum total buffer-space allocatable憭批臬蝺拙蝛粹憭抒蜇
L& x# l# V ^) _# This is measured in units of pages (4096 bytes)
/ r7 ?7 u8 F& N( E9 }2 W( \5 z. ~net.ipv4.tcp_mem = 65536 131072 262144
+ P' b3 }3 s1 G+ K& m/ ~net.ipv4.udp_mem = 65536 131072 262144) B7 I: L3 s6 `; L# m
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# 憭扯蝺拙臬蝛粹* L& k" T% f; E: P
net.ipv4.tcp_rmem = 8192 87380 16777216
7 Q1 J' Y$ H! d$ `# p; m" Xnet.ipv4.udp_rmem_min = 16384
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# 憭批神亦楨摮臬蝛粹
% l$ w/ W: r2 Q( C' U) Q. v( n6 Hnet.ipv4.tcp_wmem = 8192 65536 16777216
+ m3 @- K' `/ ?net.ipv4.udp_wmem_min = 163842 _4 C7 o" Y. B
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# 憭含cp-time-wait獢嗅瘙賊隞仿脩陛DOS餅
5 p+ I( V4 |6 G, F% Wnet.ipv4.tcp_max_tw_buckets = 1440000* @% N9 z8 H# G
net.ipv4.tcp_tw_recycle = 1 j" B$ ` ^; C$ F
net.ipv4.tcp_tw_reuse = 1
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* N9 R+ Q7 P! j6 L* O/ o摮瑼隞亦$ Q* r8 r" U6 V! K
#sysctl -p 頛亙歇霈; k, a/ U t$ Z# [
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https://easyengine.io/tutorials/linux/sysctl-conf/1 H. B% {6 X7 O `
摰ｇ砍梯批捆閬蝛擃 888999999999 舐閬踝函嗅蝛 0
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潸” 2017-8-28 11:01:58
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