github.com/hernad/nomad@v1.6.112/e2e/oversubscription/testdata/exec.nomad (about) 1 # Copyright (c) HashiCorp, Inc. 2 # SPDX-License-Identifier: MPL-2.0 3 4 job "oversubscription-exec" { 5 datacenters = ["dc1"] 6 7 constraint { 8 attribute = "${attr.kernel.name}" 9 value = "linux" 10 } 11 12 group "group" { 13 task "task" { 14 driver = "exec" 15 16 config { 17 command = "/bin/sh" 18 args = ["-c", "cat /proc/self/cgroup | grep memory | cut -d: -f3 | tee ${NOMAD_ALLOC_DIR}/tmp/cgroup_name; sleep 1000"] 19 } 20 21 resources { 22 cpu = 500 23 memory = 20 24 memory_max = 30 25 } 26 } 27 28 task "cgroup-fetcher" { 29 driver = "raw_exec" 30 31 config { 32 command = "/bin/sh" 33 args = ["-c", <<EOF 34 until [ -s "${NOMAD_ALLOC_DIR}/tmp/cgroup_name" ]; do 35 sleep 0.1 36 done 37 38 cat "/sys/fs/cgroup/memory/$(cat "${NOMAD_ALLOC_DIR}/tmp/cgroup_name" )/memory.limit_in_bytes" \ 39 | tee "${NOMAD_ALLOC_DIR}/tmp/memory.limit_in_bytes" 40 41 sleep 1000 42 43 EOF 44 ] 45 } 46 47 resources { 48 cpu = 500 49 memory = 20 50 } 51 } 52 } 53 }