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58c31f4ef6
- Add Docker RAM usage to Dashbaord page - Rename 'Services' to 'System' - Remove 'usage' suffix from Services naming scheme
29 lines
825 B
Bash
Executable File
29 lines
825 B
Bash
Executable File
#!/bin/bash
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# Get active containers
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ACTIVE_CONTAINERS="$(docker ps -q --no-trunc 2>/dev/null)"
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# Exit if no containers are active and return zero
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if [ -z "${ACTIVE_CONTAINERS}" ]; then
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echo "0"
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exit
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fi
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# Get all relevant memory entries from containers
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for container in ${ACTIVE_CONTAINERS} ; do
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CONT_MEMORY="$(cat /sys/fs/cgroup/docker/${container}/memory.stat 2>/dev/null | grep -Ew "anon|kernel|kernel_stack|pagetables|sec_pagetables|percpu|sock|vmalloc|shmem" | awk '{print $2}')"
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# Add up memory values
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for value in ${CONT_MEMORY} ; do
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if [[ ${value} =~ ^[0-9]+$ ]]; then
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((MEMORY_USAGE += value))
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fi
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done
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unset CONT_MEMORY
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done
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# Check if value is a integer and return the value otherwiese return zero
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if [[ ${MEMORY_USAGE} =~ ^[0-9]+$ ]]; then
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echo "${MEMORY_USAGE}"
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else
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echo "0"
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fi
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