pintobyte rngit
xous-core/tools/perf_analyze.py main (17e4bce8) Text, 4.35 KB
#! /usr/bin/env python3
import argparse
import numpy as np
import os
# manually extracted from source files for now. A dictionary of lists
# whose entry indices correspond to the path to the source file.
FILEMAP = {
'pddb' : [
"services/pddb/src/main.rs",
"services/pddb/src/dictionary.rs",
],
'shellchat' : [
"reserved",
"reserved",
"services/shellchat/src/cmds/pddb_cmd.rs",
],
'vault' : [
"reserved",
"app/vault/src/actions.rs",
]
}
# manually extracted from build log message
PID_DICT = {
1: 'kernel',
2: 'xous-ticktimer',
3: 'xous-log',
4: 'xous-names',
5: 'xous-susres',
6: 'graphics-server',
7: 'keyboard',
8: 'spinor',
9: 'llio',
10: 'com',
11: 'net',
12: 'dns',
13: 'gam',
14: 'ime-frontend',
15: 'ime-plugin-shell',
16: 'codec',
17: 'modals',
18: 'root-keys',
19: 'trng',
20: 'sha2',
21: 'engine-25519',
22: 'jtag',
23: 'status',
24: 'shellchat',
25: 'pddb',
26: 'usb-device-xous',
27: 'vault',
}
# display time in milliseconds
TIMEBASE = 1000.0 * (10e-9)
def main():
parser = argparse.ArgumentParser(description="Analyze performance logs")
parser.add_argument(
"--file", help="file to analyze", type=str
)
parser.add_argument(
"--average", help="average over a series. \\`file\\` is a root name; argument is number of data series, 1-offset indexed", type=int
)
args = parser.parse_args()
if args.file is None:
print("Must specify a file to analyze with --file")
exit(0)
if args.average:
flist = []
for i in range(1,args.average + 1):
flist += [args.file + str(i) + ".bin"]
else:
flist = [args.file]
for fname in flist:
with open(fname, "rb") as f:
data = f.read()
entries = [data[i:i+8] for i in range(0, len(data), 8)]
timers = []
last_start = 0
for entry in entries:
code = int.from_bytes(entry[:4], 'little')
timestamp = int.from_bytes(entry[4:], 'little')
if code == 0 and timestamp == 0:
continue
file_id = (code >> 29) & 0x7
process_id = (code >> 24) & 0x1F
meta = (code >> 21) & 0x7
index = (code >> 13) & 0xFF
line = code & 0x1FFF
if process_id in PID_DICT:
pname = PID_DICT[process_id]
if pname in FILEMAP:
map = FILEMAP[pname]
if file_id < len(map):
fname = map[file_id]
else:
fname = 'fid{}'.format(file_id)
else:
fname = 'fid{}'.format(file_id)
else:
pname = 'pid{}'.format(process_id)
fname = 'fid{}'.format(file_id)
stampname = pname + fname + str(index)
if meta == 0:
mname = ''
elif meta == 1:
mname = 'START'
last_start = timestamp
timers += [[stampname, timestamp]]
elif meta == 2:
mname = 'STOP'
else:
mname = 'INVALID'
stampstr = ''
for t in timers:
stampstr += ' {:7.3f}'.format( (timestamp - t[1]) * TIMEBASE )
print('{:8.3f}{}: {}[{}] {} {}:{}'.format(
timestamp * TIMEBASE,
stampstr,
mname,
index,
pname,
fname,
line,
))
if mname == 'STOP':
remove = None
for idx, t in enumerate(timers):
if stampname in t:
remove = idx
if remove is not None:
timers.pop(remove)
if __name__ == "__main__":
main()
exit(0)
Served by rngit 1.4.0 - Generated in 0.04s