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parse_disk.py

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import sys

f = open(sys.argv[1], 'r')

print('opening %s' % sys.argv[1])

stats = {}

filenames = {}

for l in f:

if l.startswith('#'):

filenum, filename = l[1:].strip().split(' ')

filenames[int(filenum)] = filename

continue

time, offset, end, rw, f = l.split('\t')

size = int(end) - int(offset)

f = int(f.strip())

name = filenames[f]

if not name in stats:

stats[name] = {'total_write':0, 'total_read':0}

if rw == '1':

stats[name]['total_write'] += int(size)

elif rw == '0':

stats[name]['total_read'] += int(size)

log = sorted(stats.items(), key=lambda x: x[0])

total_read = 0

total_write = 0

for n,s in log:

print('%40s - read: %13d write: %13d' % (n, s['total_read'], s['total_write']))

total_read += s['total_read']

total_write += s['total_write']

print('total-read: %16d' % total_read)

print('total-write: %16d' % total_write)