HP-Proliant-Server-with-NVIDIA-GPU-Tesla-P4-M4-T4-CUDA/ilofancontrol at main · bohnelang/HP-Proliant-Server-with-NVIDIA-GPU-Tesla-P4-M4-T4-CUDA · GitHub

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
#!/bin/bash
#


ILOIP="192.168.1.3"
USERNAME="fan"
PASSWORD='topsecret'

WAIT=3

if ! test "$1" = ""
then
        LOG=1
else
        LOG=0
fi


#
# Default Settings
#

# Temp in celsius
MINTEMP=40
MAXTEMP=90

# Fan in percentage
MINFAN=18
MAXFAN=99
STEP=5

LP=/var/run/fastfan

ALLFANS="0 1 2 3 4 5 6"


while :
do

echo
#
# Fetch CPU temperature
#
TEMP=0
N=0
if test $LOG -eq 1; then echo "Load: $(cat /proc/loadavg | awk '{print $1, $2}' ) "; fi
while test -e /sys/class/thermal/thermal_zone$N/temp
do
        T1=$(echo "scale=0;$(cat /sys/class/thermal/thermal_zone$N/temp)/1000" | bc -l)
        if test $LOG -eq 1; then echo "CPU temp: $T1"; fi
        if test $T1 -gt $TEMP
        then
                TEMP=$T1
        fi
        let N=$N+1
done


#
# Fetch NVIDIA GPU temperature
#
if ! test "$(which nvidia-smi)" = ""
then
        if test "$(nvidia-smi 2>&1 | grep failed)" = ""
        then
                while read GPUTEMP
                do
                        if test $LOG -eq 1; then echo "GPU temp: $GPUTEMP"; fi
                        if test $GPUTEMP -gt $TEMP
                        then
                                let TEMP=GPUTEMP
                        fi
                done < <(nvidia-smi --query-gpu=temperature.gpu --format=csv,noheader)
        else
                echo "Cannot load nvidia driver"
        fi
fi

if test $LOG -eq 1; then echo "TOP temp: $TEMP"; fi

#
if test $TEMP -gt $MAXTEMP
then
        TEMP=$MAXTEMP
fi

if test  $TEMP -lt $MINTEMP
then
        TEMP=$MINTEMP
fi


#
# Calculation of percentage fan performance
#

#echo " $MINFAN + ( ($TEMP - $MINTEMP) * (  ($MAXFAN - $MINFAN)  / ($MAXTEMP - $MINTEMP) ) "

let W0=$(echo "scale=0;$TEMP-$MINTEMP"| bc -l)
let W1=$(echo "scale=0;$MAXFAN-$MINFAN" | bc -l)
let W2=$(echo "scale=0;$MAXTEMP-$MINTEMP" | bc -l)

let W4=$(echo "scale=0;$W0*$W1/$W2"| bc -l)


FAN=$(echo "scale=0;$MINFAN+$W4 " | bc -l)
if test $LOG -eq 1; then echo "Cal $FAN %"; echo; fi

#
# Kind of cache for fan control
#
if ! test -e $LP
then
        echo "1" > $LP
fi

LASTFAN=$(cat $LP)

TD=$(echo "scale=0; $FAN - $LASTFAN " | bc -l)

if test $TD -lt 0
then
        TD=$(echo "scale=0; -1 * $TD " | bc -l)
fi

if test $TD -gt $STEP
then
        if test $LOG -eq 1; then echo "Setting $FAN to $ALLFANS"; fi

        echo "$FAN" > $LP

        FAN=$(echo "scale=0;254*$FAN/100" | bc -l)
        if test $LOG -eq 1; then echo "Cal Setting values $FAN"; fi


        for I in $ALLFANS
        do
                sshpass -p "$PASSWORD" ssh -oKexAlgorithms=+diffie-hellman-group14-sha1,diffie-hellman-group1-sha1 -oHostKeyAlgorithms=ssh-rsa,ssh-dss $USERNAME@$ILOIP "fan p $I min $FAN" > /dev/null

        done
fi

sleep $WAIT
done
exit 0