ADC

实时统计信息

stat 命令可用于验证 TCP 优化是否已正确应用:

命令:

> stat lb vserver vsrv-wireless
Virtual Server Summary
                      vsvrIP  port     Protocol        State   Health  actSvcs
vsrv...eless               *     0          TCP           UP      100        1

           inactSvcs
vsrv...eless       0
Virtual Server Statistics
                                          Rate (/s)                Total
Vserver hits                                       0                   10
Requests                                           0                    0
Responses                                          0                    0
Request bytes                                      0                 1580
Response bytes                                     0            532594360
Total Packets rcvd                                 0               216463
Total Packets sent                                 0               369898
Current client connections                        --                    0
Current Client Est connections                    --                    0
Current server connections                        --                    0
Requests in surge queue                           --                    0
Requests in vserver's surgeQ                      --                    0
Requests in service's surgeQs                     --                    0
Spill Over Threshold                              --                    0
Spill Over Hits                                   --                    0
Labeled Connection                                --                    0
Push Labeled Connection                           --                    0
Deferred Request                                   0                    0
Invalid Request/Response                          --                    0
Invalid Request/Response Dropped                  --                    0
Bound Service(s) Summary
                          IP  port         Type        State     Hits   Hits/s
svc-internet     192.168.2.2     0          TCP           UP       10      0/s

                 Req    Req/s      Rsp    Rsp/s Throughp ClntConn   SurgeQ
svc-internet       0      0/s        0      0/s        0        0        0
                  SvrConn   ReuseP  MaxConn ActvTran  SvrTTFB     Load
svc-internet         0        0        0        0        0        0

对于操作系统,总计数器应该不断增加。此外,速率计数器应为非零。

注意

前面的输出来自运行但处于空闲状态的实验室系统,解释了零速率。

实时统计信息