Linux网卡流量统计工具

flux.zip（下载上传后，记得chmod +x flux.sh增加可执行权限）

1. #!/bin/sh
2. # 流量统计工具
3. # 可带一个参数：网卡名，如eth0或eth1等
4. # 输出格式：统计时间,入流量(Kbps),入流量(Mbps),出流量(Kbps),出流量(Mbps)
6. # Please edit the followings
7. EthXname=eth0 # Interface name
8. StatFreq=2 # Seconds
10. if test $# -eq 1; then
11. EthXname=$1
12. fi
13. echo "Destination: $EthXname"
15. # Don't change
16. influx_kbps=0
17. outflux_kbps=0
18. influx_mbps=0
19. outflux_mbps=0
20. unsigned_long_max=4294967295
22. # 检查是否存在EthXname
23. Ethname=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%s", $2); }'`
24. if test "$EthXname" != "$Ethname"; then
25. echo "Please set EthXname first before running"
26. echo "Usage: flux.sh ethX"
27. echo "Example: flux.sh eth0"
28. exit 1
29. fi
30. # 进一步检查是否存在EthXname
31. netstat -ie|grep $EthXname> /dev/null 2>&1
32. if test $? -ne 0; then
33. echo "Please set EthXname first before running"
34. echo "Usage: flux.sh ethX"
35. echo "Example: flux.sh eth0"
36. exit 1
37. fi
39. # 初始化
40. influx1_byte=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%d", $3); }'`
41. outflux1_byte=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%d", $11); }'`
43. echo "Date,IN-Kbps,IN-Mbps,OUT-Kbps,OUT-Mbps"
44. while test 2 -gt 1;
45. do
46. sleep $StatFreq
47. #influx2_byte=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%d", $3); }'`
48. #outflux2_byte=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%d", $11); }'`
49. inout_bytes=`awk -F"[: ]+" /$EthXname/'{ printf("%s %s", $3, $11) }' /proc/net/dev`
50. inout_bytes_array=($inout_bytes)
51. influx2_byte=${inout_bytes_array[0]}
52. outflux2_byte=${inout_bytes_array[1]}
54. dd=`date +'%Y-%m-%d/%H:%M:%S'`
55. if test $influx2_byte -ge $influx1_byte; then
56. let influx_byte=$influx2_byte-$influx1_byte
57. else
58. let influx_byte=$unsigned_long_max-$influx1_byte
59. let influx_byte=$influx_byte+$influx2_byte
60. fi
61. if test $outflux2_byte -ge $outflux1_byte; then
62. let outflux_byte=$outflux2_byte-$outflux1_byte
63. else
64. let outflux_byte=$unsigned_long_max-$outflux1_byte
65. let outflux_byte=$outflux_byte+$outflux2_byte
66. fi
68. let influx_byte=$influx_byte/$StatFreq
69. let outflux_byte=$outflux_byte/$StatFreq
70. # TO bps
71. let influx_bps=$influx_byte*8
72. let outflux_bps=$outflux_byte*8
73. # To kbps
74. let influx_kbps=$influx_bps/1024
75. let outflux_kbps=$outflux_bps/1024
76. # To mbps
77. let influx_mbps=$influx_kbps/1024
78. let outflux_mbps=$outflux_kbps/1024
79. # SHOW on screen
81. # COLUMN: Date,IN-Kbps,IN-Mbps,OUT-Kbps,OUT-Mbps
82. echo "$dd,${influx_kbps}Kbps,${influx_mbps}Mbps,${outflux_kbps}Kbps,${outflux_mbps}Mbps"
84. let influx1_byte=influx2_byte
85. let outflux1_byte=outflux2_byte
86. done