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NikolayS avatar NikolayS commented on May 24, 2024

cpu:

HOSTS=(db2 db3 db1)
CPU_INFO=""

function get_cpu_info() {
  local res="["
  local  not_first=false
  for host in ${HOSTS[@]}; do
    if [[ "$not_first" = true ]]; then
      res="${res}, "
    else
      not_first=true
    fi
    local cpu_info="$(ssh "$host" "lscpu" | sed 's/"/\\"/g')"
    res="${res}{\"$host\": \"${cpu_info}\"}"
  done
  res="${res}]"
  CPU_INFO=$(jq -n "$res")
}

get_cpu_info \
  && echo "$CPU_INFO"

from postgres-checkup.

NikolayS avatar NikolayS commented on May 24, 2024

❗️ see also https://github.com/postgres-ai/nancy/blob/master/nancy_run.sh#L800

System:

  • uname -a

RAM:

cat /proc/meminfo (with attention to: MemTotal, Buffers, Cached, SwapTotal, HugePages_Total)

Disks:

df -T, with attention to the partition where $PGDATA is located -- use df -T /path/to/PGDATA (Ubuntu example: df -T df -T /var/lib/postgresql/9.6/main/, CentOS: df -T /var/lib/pgsql/9.6/data)

Virtualization:

hostnamectl status (see https://serverfault.com/questions/595471/how-to-find-out-the-virtualization-type-of-an-linux-vps)

from postgres-checkup.

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