def calc_stats():
VolMgr.STATS = {
'date': '',
'num_users': 0,
'loopback': {
'num_files': 0,
'total_size': 0,
'sizes': [],
'min_size': 0,
'max_size': 0,
'avg_size': 0,
'sizes_hist': {
'counts': [],
'bins': []
}
}
}
result_set = JBoxUserV2.table().scan(attributes=('user_id', ))
for user in result_set:
VolMgr.calc_stat(user['user_id'])
sizes = VolMgr.STATS['loopback']['sizes']
VolMgr.STATS['loopback']['num_files'] = len(sizes)
VolMgr.STATS['loopback']['total_size'] = sum(sizes)
VolMgr.STATS['loopback']['min_size'] = min(sizes)
VolMgr.STATS['loopback']['max_size'] = max(sizes)
VolMgr.STATS['loopback']['avg_size'] = sum(sizes) / len(sizes)
bin_size = int((VolMgr.STATS['loopback']['max_size'] -
VolMgr.STATS['loopback']['min_size']) / 10)
min_size = VolMgr.STATS['loopback']['min_size']
bins = []
for idx in range(0, 10):
bins.append(min_size + bin_size * idx)
bins.append(VolMgr.STATS['loopback']['max_size'])
counts = [0] * 10
for size in sizes:
for idx in range(1, 11):
if size <= bins[idx]:
counts[idx - 1] += 1
break
VolMgr.STATS['loopback']['sizes_hist']['counts'] = counts
VolMgr.STATS['loopback']['sizes_hist']['bins'] = bins
del VolMgr.STATS['loopback']['sizes']
VolMgr.STATS['date'] = datetime.datetime.now(pytz.utc).isoformat()
def calc_stats():
VolMgr.STATS = {
'date': '',
'num_users': 0,
'loopback': {
'num_files': 0,
'total_size': 0,
'sizes': [],
'min_size': 0,
'max_size': 0,
'avg_size': 0,
'sizes_hist': {
'counts': [],
'bins': []
}
}
}
result_set = JBoxUserV2.table().scan(attributes=('user_id',))
for user in result_set:
VolMgr.calc_stat(user['user_id'])
sizes = VolMgr.STATS['loopback']['sizes']
VolMgr.STATS['loopback']['num_files'] = len(sizes)
VolMgr.STATS['loopback']['total_size'] = sum(sizes)
VolMgr.STATS['loopback']['min_size'] = min(sizes)
VolMgr.STATS['loopback']['max_size'] = max(sizes)
VolMgr.STATS['loopback']['avg_size'] = sum(sizes) / len(sizes)
bin_size = int((VolMgr.STATS['loopback']['max_size'] - VolMgr.STATS['loopback']['min_size']) / 10)
min_size = VolMgr.STATS['loopback']['min_size']
bins = []
for idx in range(0, 10):
bins.append(min_size + bin_size*idx)
bins.append(VolMgr.STATS['loopback']['max_size'])
counts = [0] * 10
for size in sizes:
for idx in range(1, 11):
if size <= bins[idx]:
counts[idx-1] += 1
break
VolMgr.STATS['loopback']['sizes_hist']['counts'] = counts
VolMgr.STATS['loopback']['sizes_hist']['bins'] = bins
del VolMgr.STATS['loopback']['sizes']
VolMgr.STATS['date'] = datetime.datetime.now(pytz.utc).isoformat()
