-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathdisable-eee.sh
More file actions
executable file
·185 lines (158 loc) · 4.95 KB
/
disable-eee.sh
File metadata and controls
executable file
·185 lines (158 loc) · 4.95 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
#!/usr/bin/env bash
set -e
# ChatGPT issue summary:
# Energy Efficient Ethernet (EEE) (802.3az) puts the PHY into Low Power Idle (LPI) between bursts.
# On some RTL8153 revisions:
# * It fails to wake cleanly
# * Drops frames during LPI exit
# * Doesn’t report kernel-level errors
# * Causes massive ICMP loss
# * Causes TCP retransmits → SSH lag
SERVICE_PREFIX="disable-eee-"
get_eee_interfaces() {
for iface in $(ls /sys/class/net); do
if ethtool --show-eee "$iface" &>/dev/null; then
echo "$iface"
fi
done
}
print_interfaces() {
echo "Available Ethernet interfaces with EEE support:"
echo "------------------------------------------------"
i=1
for iface in "${IFACES[@]}"; do
STATUS=$(ethtool --show-eee "$iface" | grep "EEE status")
DRIVER=$(ethtool -i "$iface" 2>/dev/null | grep driver | awk '{print $2}')
BUS=$(ethtool -i "$iface" 2>/dev/null | grep bus-info | awk '{print $2}')
SERVICE_FILE="/etc/systemd/system/${SERVICE_PREFIX}${iface}.service"
if [[ -f "$SERVICE_FILE" ]]; then
PERSIST="yes"
else
PERSIST="no"
fi
printf "%d) %-15s | %-10s | %-20s | %s | Persistent disable: %s\n" \
"$i" "$iface" "$DRIVER" "$BUS" "$STATUS" "$PERSIST"
((i++))
done
echo
}
select_interface() {
read -p "Select interface number: " choice
if ! [[ "$choice" =~ ^[0-9]+$ ]] || (( choice < 1 || choice > ${#IFACES[@]} )); then
echo "Invalid selection."
exit 1
fi
SELECTED="${IFACES[$((choice-1))]}"
}
install_service() {
SERVICE_NAME="${SERVICE_PREFIX}${SELECTED}.service"
SERVICE_PATH="/etc/systemd/system/$SERVICE_NAME"
echo "Disabling EEE immediately on $SELECTED..."
ethtool --set-eee "$SELECTED" eee off
echo "Creating systemd service $SERVICE_NAME..."
tee "$SERVICE_PATH" > /dev/null <<EOF
[Unit]
Description=Disable EEE on $SELECTED
After=network.target
[Service]
Type=oneshot
ExecStart=/usr/sbin/ethtool --set-eee $SELECTED eee off
RemainAfterExit=true
[Install]
WantedBy=multi-user.target
EOF
systemctl daemon-reload
systemctl enable "$SERVICE_NAME"
echo "EEE disabled and persistence installed for $SELECTED."
}
undo_service() {
SERVICE_NAME="${SERVICE_PREFIX}${SELECTED}.service"
SERVICE_PATH="/etc/systemd/system/$SERVICE_NAME"
echo "Re-enabling EEE on $SELECTED..."
ethtool --set-eee "$SELECTED" eee on || true
echo "Removing service $SERVICE_NAME..."
systemctl disable "$SERVICE_NAME" 2>/dev/null || true
rm -f "$SERVICE_PATH"
systemctl daemon-reload
echo "EEE restored and persistence removed for $SELECTED."
}
auto_disable_rtl8153() {
mapfile -t RTL_IFACES < <(
for iface in $(ls /sys/class/net); do
driver=$(ethtool -i "$iface" 2>/dev/null | grep -w driver | awk '{print $2}')
if [[ "$driver" == "r8152" ]]; then
echo "$iface"
fi
done
)
if [[ ${#RTL_IFACES[@]} -eq 0 ]]; then
echo "No RTL8153/8156 adapters found."
exit 0
fi
for iface in "${RTL_IFACES[@]}"; do
echo "Disabling EEE on $iface..."
ethtool --set-eee "$iface" eee off
SERVICE_NAME="${SERVICE_PREFIX}${iface}.service"
SERVICE_PATH="/etc/systemd/system/$SERVICE_NAME"
if [[ ! -f "$SERVICE_PATH" ]]; then
echo "Creating persistent service for $iface..."
tee "$SERVICE_PATH" > /dev/null <<EOF
[Unit]
Description=Disable EEE on $iface
After=network.target
[Service]
Type=oneshot
ExecStart=/usr/sbin/ethtool --set-eee $iface eee off
RemainAfterExit=true
[Install]
WantedBy=multi-user.target
EOF
systemctl daemon-reload
systemctl enable "$SERVICE_NAME"
fi
done
echo "EEE disabled for all RTL8153/8156 adapters."
}
if [[ $EUID -ne 0 ]]; then
echo "Please run as root (sudo)."
exit 1
fi
mapfile -t IFACES < <(get_eee_interfaces)
case "$1" in
--install)
if [[ ${#IFACES[@]} -eq 0 ]]; then
echo "No EEE-capable interfaces found."
exit 0
fi
print_interfaces
select_interface
install_service
;;
--undo)
if [[ ${#IFACES[@]} -eq 0 ]]; then
echo "No EEE-capable interfaces found."
exit 0
fi
print_interfaces
select_interface
undo_service
;;
--status)
if [[ ${#IFACES[@]} -eq 0 ]]; then
echo "No EEE-capable interfaces found."
exit 0
fi
print_interfaces
;;
--auto)
auto_disable_rtl8153
;;
*)
echo "Usage:"
echo " sudo $0 --install # disable EEE on a selected interface"
echo " sudo $0 --undo # undo EEE disable on a selected interface"
echo " sudo $0 --status # show all EEE interfaces and their status"
echo " sudo $0 --auto # auto-disable EEE for all RTL8153/8156 adapters"
exit 1
;;
esac