Добрый день!
Столкнулся с проблемой низкой скорости сети.
На сервере Ubuntu 12.04 с samba и NFS(настройки дефолтные), клиент - Ubuntu 12.04 Desktop
Сервер и комп подключены к гигабитному свичу.
При этом скорость скачивания с шары самбы 12 Мб/с, а NFS всего 8 Мб/с
Скорость закачивания на сервер по smb такая же - 12 Мб/с, а по NFS ~
80 Мб/с С
этой же машины в винде скорость - 40-50 Мб/с
Кабель проверял тестером - обжат нормально, изменение MTU на клиенте ни чего не дало
сатвил в настройках самбы "socket options = TCP_NODELAY SO_RCVBUF=16384 SO_SNDBUF=16384" - не помоголо
Сервер:
ifconfig eth0eth0 Link encap:Ethernet HWaddr 90:2b:34:59:3d:74
inet addr:192.168.1.100 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::922b:34ff:fe59:3d74/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:23899337 errors:0 dropped:18 overruns:0 frame:0
TX packets:31908755 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:14958078535 (14.9 GB) TX bytes:43454600417 (43.4 GB)
sudo ethtool eth0Settings for eth0:
Supported ports: [ TP MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Supported pause frame use: No
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)
drv probe ifdown ifup
Link detected: yes
Клиент:
ifconfig eth0eth0 Link encap:Ethernet HWaddr f4:6d:04:58:37:20
inet addr:192.168.1.20 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::f66d:4ff:fe58:3720/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:3059173 errors:0 dropped:0 overruns:0 frame:0
TX packets:1547716 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:4588500720 (4.5 GB) TX bytes:108058525 (108.0 MB)
sudo ethtool eth0Settings for eth0:
Supported ports: [ TP MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Supported pause frame use: No
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)
drv probe ifdown ifup
Link detected: yes
Подозреваю что ковырять нужно Ubuntu клиента, но что именно не знаю