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Add a docstring

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Sajith Sasidharan 2020-02-12 12:15:26 -05:00
parent f22417e51b
commit 6e9a4e30d7
1 changed files with 24 additions and 0 deletions
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src/allmydata/web/storage.py
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@ -48,6 +48,30 @@ class StorageStatusElement(Element):
return idlib.nodeid_b2a(self.storage.my_nodeid)
def _get_storage_stat(self, key):
"""Get storage server statistics.
Storage Server keeps a dict that contains various usage and
latency statistics. The dict looks like this:
{
'storage_server.accepting_immutable_shares': 1,
'storage_server.allocated': 0,
'storage_server.disk_avail': 106539192320,
'storage_server.disk_free_for_nonroot': 106539192320,
'storage_server.disk_free_for_root': 154415284224,
'storage_server.disk_total': 941088460800,
'storage_server.disk_used': 786673176576,
'storage_server.latencies.add-lease.01_0_percentile': None,
'storage_server.latencies.add-lease.10_0_percentile': None,
...
}
``StorageServer.get_stats()`` returns the above dict. Storage
status page uses a subset of the items in the dict, concerning
disk usage.
:param str key: storage server statistic we want to know.
"""
if not self.storage:
return None
return self.storage.get_stats().get(key)