리부팅하면 간단히 해결되나 리부팅없이 RX/TX 카운트 리셋하는 방법입니다.네트워크카드 모듈을 확인해서 해당드라이버를 재인식시켜주면 됩니다.
방법은 아래와 같습니다.
# ifconfig
eth0 Link encap:Ethernet HWaddr XX:XX:XX:E0:XX:20
inet addr:192.168.30.193 Bcast:192.68.30.255 Mask:255.255.255.0
inet6 addr: xxxx::xxxx:xxxx:fxx0:4020/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:94662289 errors:0 dropped:0 overruns:0 frame:0
TX packets:72604324 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:13029457936 (12.1 GiB) TX bytes:71124046430 (66.2 GiB)
# yum install lshw
# lshw -class network
*-network
description: Ethernet interface
product: 82540EM Gigabit Ethernet Controller
vendor: Intel Corporation
physical id: 3
bus info: pci@0000:00:03.0
logical name: eth0
version: 03
serial: de:ad:be:e0:40:20
size: 1GB/s
capacity: 1GB/s
width: 32 bits
clock: 33MHz
capabilities: bus_master rom ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=e1000 driverversion=7.3.21-k8-NAPI duplex=full ip=115.68.30.193 latency=0 link=yes multicast=yes port=twisted pair speed=1GB/s
resources: irq:10 memory:feba0000-febbffff ioport:c000(size=64) memory:febc0000-febdffff(prefetchable)
# lsmod |grep e1000
e1000 170678 0
SSH로 작업하는 경우라면 네트워크 세션이 끈어지지 않게 조심해서.....
# modprobe -r e1000 && modprobe e1000
패킷카운트 초기화 확인
# ifconfig
eth0 Link encap:Ethernet HWaddr DE:AD:BE:E0:40:20
inet addr:115.68.30.193 Bcast:115.68.30.255 Mask:255.255.255.0
inet6 addr: fe80::dcad:beff:fee0:4020/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:129 errors:0 dropped:0 overruns:0 frame:0
TX packets:83 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:11421 (11.1 KiB) TX bytes:62060 (60.6 KiB)
드라이버가 모듈로 존재하지 않고 커널내에 포함되어있을 경우...
# modprobe -D lzo_compress
