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chore(dogfood): update the dogfood template to add workspace CPU and RAM usage from cgroup #7529

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Merged
merged 9 commits into from
May 19, 2023
Merged

chore(dogfood): update the dogfood template to add workspace CPU and RAM usage from cgroup #7529

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5bd60c0
chore(dogfood): Update dogfood to add cgroup CPU and RAM usage
matifali May 15, 2023
877b1fd
Added support for cgroup2
matifali May 18, 2023
a74980b
scale load avg by nproc and refactor disk usage
matifali May 18, 2023
2764d30
Fix typo
matifali May 18, 2023
85675c1
Update dogfood/main.tf
matifali May 18, 2023
92d1851
Update dogfood/main.tf
matifali May 18, 2023
6a15fbf
exit early for the first time
matifali May 19, 2023
9111acb
Merge branch 'dogfood-agent-meta-data-cgroups' of https://github.com/…
matifali May 19, 2023
b76f439
fix typos in file names
matifali May 19, 2023
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71 changes: 49 additions & 22 deletions dogfood/main.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -95,48 +95,75 @@ resource "coder_agent" "dev" {

metadata {
display_name = "CPU Usage"
key = "cpu"
script = <<EOT
vmstat | awk 'FNR==3 {printf "%2.0f%%", $13+$14+$16}'
EOT
interval = 1
interval = 10
timeout = 1
key = "0_cpu_usage"
script = <<EOT
#!/bin/bash
# interval in microseconds should be metadata.interval * 1000000
interval=10000000
ncores=$(nproc)
cusage_p=$(cat /tmp/cusage || echo 0)
cusage=$(cat /sys/fs/cgroup/cpu.stat | head -n 1 | awk '{ print $2 }') && echo "$cusage $cusage_p $interval $ncores" | awk '{ printf "%2.0f%%\n", (($1 - $2)/$3/$4)*100 }'
echo $cusage > /tmp/cusage
EOT
}

metadata {
display_name = "Load Average"
key = "load"
script = "awk '{print $1}' /proc/loadavg"
interval = 1
display_name = "RAM Usage"
interval = 10
timeout = 1
key = "1_ram_usage"
script = <<EOT
#!/bin/bash
echo "`cat /sys/fs/cgroup/memory.current` `cat /sys/fs/cgroup/memory.max`" | awk '{ used=$1/1024/1024/1024; total=$2/1024/1024/1024; printf "%0.2f / %0.2f GB\n", used, total }'
EOT
}


metadata {
display_name = "Disk Usage"
key = "disk"
script = "df -h | awk '$6 ~ /^\\/$/ { print $5 }'"
interval = 1
display_name = "CPU Usage (Host)"
key = "2_cpu_host"
script = <<EOT
vmstat | awk 'FNR==3 {printf "%2.0f%%", $13+$14+$16}'
EOT
interval = 10
timeout = 1
}

metadata {
display_name = "Memory Usage"
key = "mem"
display_name = "Memory Usage (Host)"
key = "3_mem_host"
script = <<EOT
free | awk '/^Mem/ { printf("%.0f%%", $4/$2 * 100.0) }'
EOT
interval = 1
free | awk '/^Mem/ { printf("%.0f%%", $4/$2 * 100.0) }'
EOT
interval = 10
timeout = 1
}

metadata {
display_name = "Load Average (Host)"
key = "4_load_host"
script = "awk '{print $1}' /proc/loadavg"
interval = 10
timeout = 1
}

metadata {
display_name = "Disk Usage (Host)"
key = "5_disk_host"
script = "df -h | awk '$6 ~ /^\\/$/ { print $5 }'"
interval = 600
timeout = 10 #getting disk usage can take a while
}

metadata {
display_name = "Word of the Day"
key = "word"
key = "6_word"
script = <<EOT
curl -o - --silent https://www.merriam-webster.com/word-of-the-day 2>&1 | awk ' $0 ~ "Word of the Day: [A-z]+" { print $5; exit }'
EOT
interval = 60
curl -o - --silent https://www.merriam-webster.com/word-of-the-day 2>&1 | awk ' $0 ~ "Word of the Day: [A-z]+" { print $5; exit }'
EOT
interval = 86400
timeout = 5
}

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