Listing Devices that have a file in /var/core
> Useful to understand if there were any agent crashes on EOS
let devices = `analytics:/Devices/*/versioned-data/Device` | map(merge(_value)["hostname"])
let result = newDict()
let deviceDiskStats = `*:/Kernel/vfs/stat/\/var\/core` | map(merge(_value))
let deviceDiskStats = deviceDiskStats | where(dictHasKey(_value, "blocks") && dictHasKey(_value, "bfree") && _value["blocks"] != _value["bfree"])
for device, diskStat in deviceDiskStats {
result[devices[device]] = newDict() | setFields("value", true)
}
result
