[問題] CentOS6.3網路速度異常

看板Linux作者 (波卡)時間13年前 (2012/09/17 18:29), 編輯推噓1(108)
留言9則, 5人參與, 最新討論串1/1
各位好! 最近安裝完一台CentOS6.3的主機 可是發現在GIGA網路環境下 區網內FTP or scp 速度卡在12.5MB/S 這似乎是100M的極限速度 我在該區網內其他機器FTP scp 皆能達到正常的1000M速度(30~70MB/S) 我用ethtool eth0觀看網卡運作: Settings for eth0: Supported ports: [ TP MII ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Half 1000baseT/Full Supports auto-negotiation: Yes Advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Half 1000baseT/Full Advertised pause frame use: Symmetric Receive-only Advertised auto-negotiation: Yes Link partner advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Link partner advertised pause frame use: Symmetric Link partner advertised auto-negotiation: Yes Speed: 1000Mb/s Duplex: Full Port: MII PHYAD: 0 Transceiver: internal Auto-negotiation: on Supports Wake-on: pumbg Wake-on: g Current message level: 0x00000033 (51) Link detected: yes 其中Speed是顯示1000M沒有錯 請教大家還有甚麼原因會限制住網路速度? 先感謝各位了! -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 114.34.35.164

09/17 22:09, , 1F
會不會是用錯線?或是接頭的線路排錯?
09/17 22:09, 1F

09/17 23:51, , 2F
線的問題排除 CAT6 CAT5.E 交叉測試過了
09/17 23:51, 2F

09/18 10:28, , 3F
ethtool -i eth0 = ?
09/18 10:28, 3F

09/18 12:39, , 4F
driver: r8169 version: 2.3LK-NAPI
09/18 12:39, 4F

09/18 12:40, , 5F
firmware-version: bus-info: 0000:05:00.0
09/18 12:40, 5F

09/18 13:25, , 6F
先iperf再說
09/18 13:25, 6F

09/18 14:02, , 7F
謝謝各位 我發現問題了 原來雖然接在同一個SWITCH下
09/18 14:02, 7F

09/18 14:03, , 8F
但IP不在同一個網段 後來改成同網段IP速度就75MB/S了
09/18 14:03, 8F

09/28 09:54, , 9F
為何不同網段就無法上1000M?有查原因嗎?
09/28 09:54, 9F
文章代碼(AID): #1GLlkAU2 (Linux)