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Misc tweak for disk usage diagnosis, some values were inconsistent / bad UX / ...

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Alexandre Aubin 2020-05-03 00:17:01 +02:00
parent 94c9bf0f6d
commit 25a1e56921
1 changed files with 20 additions and 24 deletions
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32
data/hooks/diagnosis/50-systemresources.py
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@ -61,35 +61,31 @@ class SystemResourcesDiagnoser(Diagnoser):
# Disks usage
#
disk_partitions = psutil.disk_partitions()
disk_partitions = sorted(psutil.disk_partitions(), key=lambda k: k.mountpoint)
for disk_partition in disk_partitions:
device = disk_partition.device
mountpoint = disk_partition.mountpoint
usage = psutil.disk_usage(mountpoint)
free_percent = round_(100 - usage.percent)
free_percent = 100 - round_(usage.percent)
item = dict(meta={"test": "diskusage", "mountpoint": mountpoint},
data={"device": device, "total": human_size(usage.total), "free": human_size(usage.free), "free_percent": free_percent})
data={"device": device,
# N.B.: we do not use usage.total because we want
# to take into account the 5% security margin
# correctly (c.f. the doc of psutil ...)
"total": human_size(usage.used+usage.free),
"free": human_size(usage.free),
"free_percent": free_percent})
# Special checks for /boot partition because they sometimes are
# pretty small and that's kind of okay... (for example on RPi)
if mountpoint.startswith("/boot"):
if usage.free < 10 * MB or free_percent < 10:
# We have an additional absolute constrain on / and /var because
# system partitions are critical, having them full may prevent
# upgrades etc...
if free_percent < 2.5 or (mountpoint in ["/", "/var"] and usage.free < 1 * GB):
item["status"] = "ERROR"
item["summary"] = "diagnosis_diskusage_verylow"
elif usage.free < 20 * MB or free_percent < 20:
item["status"] = "WARNING"
item["summary"] = "diagnosis_diskusage_low"
else:
item["status"] = "SUCCESS"
item["summary"] = "diagnosis_diskusage_ok"
else:
if usage.free < 1 * GB or free_percent < 5:
item["status"] = "ERROR"
item["summary"] = "diagnosis_diskusage_verylow"
elif usage.free < 2 * GB or free_percent < 10:
elif free_percent < 5 or (mountpoint in ["/", "/var"] and usage.free < 2 * GB):
item["status"] = "WARNING"
item["summary"] = "diagnosis_diskusage_low"
else: