mirror of
https://github.com/fluencelabs/tendermint-demo
synced 2025-03-15 15:50:51 +00:00
123 lines
4.5 KiB
Python
123 lines
4.5 KiB
Python
#!/usr/bin/python
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import sys, urllib, json, datetime, time
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import matplotlib.pyplot as plt
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from common_parse_utils import uvarint, parse_utc, format_bytes, read_json, get_max_height
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def get_num_txs(json):
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return json["result"]["block"]["header"]["num_txs"]
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if len(sys.argv) < 2:
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print "usage: python parse_block.py host:port [report_name [min_height [max_height]]]"
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sys.exit()
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tmaddress = sys.argv[1]
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report_name = sys.argv[2] if len(sys.argv) > 2 else ""
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if len(sys.argv) > 4:
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max_height = int(sys.argv[4])
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else:
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max_height = get_max_height(tmaddress)
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while max_height >= 3 and get_num_txs(read_json(tmaddress + "/block?height=%d" % max_height)) == 0:
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max_height -= 1
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if len(sys.argv) > 3:
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min_height = int(sys.argv[3])
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else:
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min_height = max_height
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while min_height >= 3 and get_num_txs(read_json(tmaddress + "/block?height=%d" % (min_height - 1))) > 0:
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min_height -= 1
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accsize = 0
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acclatency = 0
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minlatency = 1e20
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maxlatency = 0
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txcount = 0
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blockcount = 0
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firsttx = 1e20
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lasttx = 0
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firstblock = 1e20
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lastblock = 0
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max_block_size = 0
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txstat = []
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for height in range(min_height, max_height + 1):
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data = read_json(tmaddress + "/block?height=%d" % height)
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num_txs = get_num_txs(data)
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blocktimetxt = data["result"]["block"]["header"]["time"]
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blocktime = parse_utc(blocktimetxt)
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if num_txs > 0:
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firstblock = min(firstblock, blocktime)
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lastblock = max(lastblock, blocktime)
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blockcount += 1
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max_block_size = max(max_block_size, num_txs)
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print height, num_txs, blocktimetxt
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txs = data["result"]["block"]["data"]["txs"]
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if txs:
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for index, txhex in enumerate(txs):
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txbytes = bytearray.fromhex(txhex)# if re.fullmatch(r"^[0-9a-fA-F]$", txhex) is not None
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key = chr(txbytes[0]) if chr(txbytes[1]) == '=' else "*"
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connindex = uvarint(txbytes[2:8])
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txnumber = uvarint(txbytes[8:16])
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hostnamehash = txhex[32:64]
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txtime = uvarint(txbytes[32:40]) / 1e6
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if txtime < 1e9:
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txtime *= 1e6 # legacy support
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latency = blocktime - txtime
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accsize += len(txbytes)
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acclatency += latency
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minlatency = min(minlatency, latency)
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maxlatency = max(maxlatency, latency)
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txcount += 1
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firsttx = min(firsttx, txtime)
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lasttx = max(lasttx, txtime)
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txtimetxt = datetime.datetime.fromtimestamp(txtime)
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txstat.append((txtime, 1))
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txstat.append((blocktime, -1))
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if index < 5:
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print txtimetxt, latency
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#print key, connindex, txnumber, hostnamehash, txtimetxt, latency
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print "Transactions: ", txcount, "=", format_bytes(accsize)
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print " ", "%.3f s" % (lasttx - firsttx), "from", datetime.datetime.fromtimestamp(firsttx), "to", datetime.datetime.fromtimestamp(lasttx)
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print "Blocks: ", "%d: from %d to %d" % (blockcount, min_height, max_height)
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print " ", "%.3f s" % (lastblock - firstblock), "from", datetime.datetime.fromtimestamp(firstblock), "to", datetime.datetime.fromtimestamp(lastblock)
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print "Tx send rate: ", "%.3f tx/s" % (txcount / (lasttx - firsttx)), "=", format_bytes(accsize / (lasttx - firsttx)) + "/s"
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print "Tx throughput: ", "%.3f tx/s" % (txcount / (lastblock - firsttx)), "=", format_bytes(accsize / (lastblock - firsttx)) + "/s"
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print "Block throughput:", "%.3f block/s" % (blockcount / (lastblock - firsttx))
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print "Avg tx latency: ", "%.3f s" % (acclatency / txcount)
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print "Min tx latency: ", "%.3f s" % minlatency
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print "Max tx latency: ", "%.3f s" % maxlatency
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txstat = sorted(txstat)
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cursum = 0
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curindex = 0
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steps = 1000
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stepstat = []
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for i in range(steps + 1):
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t = firsttx + (lastblock - firsttx) / steps * i
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while curindex < len(txstat) and txstat[curindex][0] <= t:
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cursum += txstat[curindex][1]
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curindex += 1
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stepstat.append(cursum)
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f = plt.figure(figsize=(15, 5))
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plt.plot([i * (lastblock - firsttx) / steps for i in range(steps + 1)], stepstat)
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long_title = "Duration: %.1f s, Tx size: %s, Tx send rate: %.3f tx/s = %s/s, Tx throughput: %.3f tx/s = %s/s" % \
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(lasttx - firsttx, format_bytes(accsize / txcount), \
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txcount / (lasttx - firsttx), format_bytes(accsize / (lasttx - firsttx)), \
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txcount / (lastblock - firsttx), format_bytes(accsize / (lastblock - firsttx)))
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#plt.title(long_title)
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plt.title(report_name)
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plt.xlabel("seconds from first tx")
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plt.ylabel("txs in backlog")
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if report_name != "":
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long_filename = "tdmnt-stat-%d-%d-%d-%.1f-%.0f-%.0f.png" % \
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(min_height, max_height, max_block_size, lasttx - firsttx, accsize / txcount, txcount / (lasttx - firsttx))
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#f.savefig(long_filename, bbox_inches='tight')
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f.savefig(report_name + ".png", bbox_inches='tight')
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plt.show(block=True) |