路由器Buffer调整
7 G% N2 @, l/ p( z3 T6 { 提问 手动调整路由器Buffer分配来使其工作的更高效- D9 g* C r7 A
回答 路由器维护两个Buffer池，public buffers和interface buffers
1 x5 ?" }# \/ j; [$ i; @3 | 调整public buffers" W* ?+ P4 D) Z0 P$ N
Router1#configure terminal# F; N A, r! @% W' i. l: F
Enter configuration commands, one per line. End with CNTL/Z.
! U) i4 B; ?$ k8 O1 h Router1(config)#buffers big initial 100+ Q' t0 X* W' u" ]& p. }
Router1(config)#buffers big max-free 200+ u1 q- g, w8 d2 \9 F
Router1(config)#buffers big min-free 50: e- V# o6 L6 N. C! L
Router1(config)#buffers big permanent 50
, w! F! W* q0 j9 ~" N+ U Router1(config)#end- m$ U" h/ T3 S
Router1#
5 F+ q2 ^- {, I' J 调整interface buffers
! K9 I. @0 o) a& `; {, a3 A8 e* V Router1#configure terminal; Z* o' i, }) y- h9 J5 A
Enter configuration commands, one per line. End with CNTL/Z.; s( S& p+ Z$ _, K, {0 S
Router1(config)#buffers Ethernet0 initial 200
0 q! q+ p! x3 ?# ] Router1(config)#buffers Ethernet0 max-free 300" d3 f8 ^4 k7 e) q
Router1(config)#buffers Ethernet0 min-free 50
u1 R6 z* o( y9 g8 G R1 `: q Router1(config)#buffers Ethernet0 permanent 50
, ~6 q* v" \2 p Router1(config)#end' A' V3 ]% g$ W2 ]
Router1#
% @% o. j, U3 k: `# Y8 H1 O! j D5 s- w 注释 一般不建议修改，如果修改，建议首先使用show buffers命令来查看当前buffer使用情况，调整完以后建议使用show memory来查看内存使用情况 |
发表于 2012-8-3 20:03:30
