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451 lines
14 KiB
451 lines
14 KiB
#!/usr/bin/env python3 |
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# |
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# (c) 2019-2022 Antmicro <www.antmicro.com> |
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# License: Apache-2.0 |
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# |
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import datetime |
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import os |
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import socket |
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import subprocess |
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import time |
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from common import * |
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from pathlib import Path |
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global gnuplot |
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GNUPLOT_VERSION_EXPECTED = "5.0" |
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# Every summary variable requires a default value in case it missed in a session log |
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START_DATE = "" |
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END_DATE = "" |
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AVERAGE_LOAD = 0.0 |
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MAX_USED_RAM = 0 |
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MAX_USED_FS = 0 |
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MAX_TX = 0 |
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MAX_RX = 0 |
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TOTAL_RAM = 0 |
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TOTAL_FS = 0 |
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NAME_FS = "unknown" |
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NAME_IFACE = "unknown" |
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UNAME = "unknown" |
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CPUS = 0 |
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CPU_NAME = "unknown" |
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DURATION = 0.0 |
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HOST = socket.gethostname() |
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# The number of plots on the graph |
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NUMBER_OF_PLOTS = 5 |
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# The default format |
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OUTPUT_TYPE = "pngcairo" |
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OUTPUT_EXT = "png" |
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labels = [] |
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# Check if the avaliable gnuplot has a required version |
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p = run_or_fail("gnuplot", "--version", stdout=subprocess.PIPE) |
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version = scan(r"gnuplot (\S+)", str, p.stdout.readline().decode()) |
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if not is_version_ge(version, GNUPLOT_VERSION_EXPECTED): |
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fail( |
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f"gnuplot version too low. Need at least {GNUPLOT_VERSION_EXPECTED} found {version}") |
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# Run a command in a running gnuplot process |
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def g(command): |
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global gnuplot |
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if not (gnuplot.poll() is None): |
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print("Error: gnuplot not running!") |
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return |
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# print ("gnuplot> %s" % command) |
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try: |
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command = b"%s\n" % command |
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except: |
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command = b"%s\n" % str.encode(command) |
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gnuplot.stdin.write(b"%s\n" % command) |
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gnuplot.stdin.flush() |
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if command == b"quit\n": |
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while gnuplot.poll() is None: |
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time.sleep(0.25) |
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# Get gnuplot font size with respect to differences betwen SVG and PNG terminals |
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def fix_size(size): |
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if OUTPUT_TYPE == "svg": |
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size = int(size*1.25) |
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return size |
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# Plot a single column of values from data.txt |
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def plot(ylabel, title, session, column, space=3, autoscale=None): |
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if autoscale is None: |
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g("set yrange [0:100]") |
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g("set cbrange [0:100]") |
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else: |
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g("unset xdata") |
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g("set yrange [0:*]") |
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g(f"stats '{session}.txt' using {column}") |
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g(f"set yrange [0:STATS_max*{autoscale}]") |
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g(f"set cbrange [0:STATS_max*{autoscale}]") |
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g("set xdata time") |
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g(f"set ylabel '{ylabel}'") |
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g(f"set title \"{{/:Bold {title}}}" + ("\\n" * space) + "\"") |
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g(f"plot '{session}.txt' using 1:{column}:{column} title 'cpu' with boxes palette") |
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# Read additional information from 'data.txt' comments |
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def read_comments(session): |
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global START_DATE |
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global END_DATE |
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global AVERAGE_LOAD |
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global MAX_USED_RAM |
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global MAX_USED_FS |
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global TOTAL_RAM |
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global TOTAL_FS |
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global NAME_FS |
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global UNAME |
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global CPUS |
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global CPU_NAME |
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global DURATION |
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global MAX_RX |
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global MAX_TX |
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global NAME_IFACE |
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data_version = None |
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with open(f"{session}.txt", "r") as f: |
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for line in f: |
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value = None |
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if len(line) <= 0: |
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continue |
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if line[0] != '#': |
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if not START_DATE: |
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START_DATE = scan("^(\S+)", str, line) |
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END_DATE = scan("^(\S+)", str, line) |
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value = scan("label: (.+)", str, line) |
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if value is not None: |
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key = scan("(\S+) label:", str, line) |
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labels.append([key, value]) |
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# Comments are not mixed with anything else, so skip |
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continue |
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# Override summary variables. If they're missing, their default values are kept |
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value = scan("sargraph version: (\d+\.\d+)", str, line) |
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if value is not None: |
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data_version = value |
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value = scan("machine: ([^,]+)", str, line) |
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if value is not None: |
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UNAME = value |
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value = scan("cpu count: ([^,]+)", int, line) |
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if value is not None: |
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CPUS = value |
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value = scan("cpu: ([^,\n]+)", str, line) |
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if value is not None: |
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CPU_NAME = value |
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value = scan("observed disk: ([^,]+)", str, line) |
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if value is not None: |
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NAME_FS = value |
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value = scan("observed network: ([^,]+)", str, line) |
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if value is not None: |
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NAME_IFACE = value |
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value = scan("total ram: (\S+)", stof, line) |
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if value is not None: |
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TOTAL_RAM = value |
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value = scan("max ram used: (\S+)", stof, line) |
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if value is not None: |
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MAX_USED_RAM = value |
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value = scan("total disk space: (\S+)", stof, line) |
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if value is not None: |
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TOTAL_FS = value |
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value = scan("max data received: (\S+)", stof, line) |
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if value is not None: |
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MAX_RX = value |
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value = scan("max data sent: (\S+)", stof, line) |
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if value is not None: |
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MAX_TX = value |
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value = scan("duration: (\S+)", stof, line) |
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if value is not None: |
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DURATION = value |
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value = scan("max disk used: (\S+)", stof, line) |
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if value is not None: |
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MAX_USED_FS = value |
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value = scan("average load: (\S+)", stof, line) |
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if value is not None: |
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AVERAGE_LOAD = value |
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if data_version != scan("^(\d+\.\d+)", str, SARGRAPH_VERSION): |
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print("Warning: the data comes from an incompatible version of sargraph") |
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# Translate the values to their value-unit representations |
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TOTAL_RAM = unit_str(TOTAL_RAM, DATA_UNITS) |
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MAX_USED_RAM = unit_str(MAX_USED_RAM, DATA_UNITS) |
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TOTAL_FS = unit_str(TOTAL_FS, DATA_UNITS) |
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MAX_USED_FS = unit_str(MAX_USED_FS, DATA_UNITS) |
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MAX_RX = unit_str(MAX_RX, SPEED_UNITS) |
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MAX_TX = unit_str(MAX_TX, SPEED_UNITS) |
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DURATION = unit_str(DURATION, TIME_UNITS, 60) |
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def graph(session, fname='plot'): |
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global OUTPUT_TYPE |
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global OUTPUT_EXT |
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global labels |
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global gnuplot |
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labels = [] |
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# The default format |
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OUTPUT_TYPE = "pngcairo" |
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OUTPUT_EXT = "png" |
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if "SARGRAPH_OUTPUT_TYPE" in os.environ: |
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otype = os.environ["SARGRAPH_OUTPUT_TYPE"].lower() |
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# png is the default, so don't change anything |
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if otype != "png": |
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OUTPUT_TYPE = otype |
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OUTPUT_EXT = otype |
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elif fname.lower().endswith('.png'): |
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# png is the default, so don't change anything |
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pass |
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elif fname.lower().endswith('.svg'): |
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OUTPUT_TYPE = "svg" |
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OUTPUT_EXT = "svg" |
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elif fname.lower().endswith('.ascii'): |
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OUTPUT_TYPE = "ascii" |
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OUTPUT_EXT = "ascii" |
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elif fname.lower().endswith('.html'): |
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OUTPUT_TYPE = "html" |
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OUTPUT_EXT = "html" |
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else: |
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pass |
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# fail("unknown graph extension") |
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# Leave just the base name |
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fname = cut_suffix(fname, f".{OUTPUT_EXT}") |
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# ASCII plots have their own routine |
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if OUTPUT_TYPE == "ascii": |
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return servis_graph(session, fname) |
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# HTML plots have their own routine |
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if OUTPUT_TYPE == "html": |
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return servis_graph(session, fname, "html") |
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read_comments(session) |
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gnuplot = run_or_fail("gnuplot", stdin=subprocess.PIPE, |
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stdout=subprocess.PIPE) |
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sdt = datetime.datetime.strptime(START_DATE, '%Y-%m-%d-%H:%M:%S') |
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edt = datetime.datetime.strptime(END_DATE, '%Y-%m-%d-%H:%M:%S') |
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seconds_between = (edt - sdt).total_seconds() |
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if seconds_between < 100: |
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seconds_between = 100 |
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nsdt = sdt - datetime.timedelta(seconds=(seconds_between * 0.01)) |
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nedt = edt + datetime.timedelta(seconds=(seconds_between * 0.01)) |
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g(f"set terminal {OUTPUT_TYPE} size 1200,1600 background '#332d37' font 'monospace,{fix_size(8)}'") |
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g(f"set ylabel tc rgb 'white' font 'monospace,{fix_size(8)}'") |
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g("set datafile commentschars '#'") |
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g("set timefmt '%s'") |
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g("set xdata time") |
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g("set border lc rgb 'white'") |
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g("set key tc rgb 'white'") |
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g("set timefmt '%Y-%m-%d-%H:%M:%S'") |
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g("set xtics format '%H:%M:%S'") |
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g(f"set xtics font 'monospace,{fix_size(8)}' tc rgb 'white'") |
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g(f"set ytics font 'monospace,{fix_size(8)}' tc rgb 'white'") |
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g("set grid xtics ytics ls 12 lc rgb '#c4c2c5'") |
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g("set style fill solid") |
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g("set palette defined ( 0.0 '#00af91', 0.25 '#00af91', 0.75 '#d83829', 1.0 '#d83829' )") |
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g("unset colorbox") |
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g("unset key") |
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g("set rmargin 6") |
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g(f"set output '{fname}.{OUTPUT_EXT}'") |
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title_machine = f"Running on {{/:Bold {HOST}}} \@ {{/:Bold {UNAME}}}, {{/:Bold {CPUS}}} threads x {{/:Bold {CPU_NAME}}}" |
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title_specs = f"Total ram: {{/:Bold {TOTAL_RAM}}}, Total disk space: {{/:Bold {TOTAL_FS}}}" |
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title_times = f"Duration: {{/:Bold {START_DATE}}} .. {{/:Bold {END_DATE}}} ({DURATION})" |
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g(f"set multiplot layout {NUMBER_OF_PLOTS},1 title \"\\n{title_machine}\\n{title_specs}\\n{title_times}\" offset screen -0.475, 0 left tc rgb 'white'") |
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g(f"set title tc rgb 'white' font 'monospace,{fix_size(11)}'") |
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g(f"set xrange ['{nsdt.strftime('%Y-%m-%d-%H:%M:%S')}':'{nedt.strftime('%Y-%m-%d-%H:%M:%S')}']") |
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i = 0 |
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for label in labels: |
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if i % 2 == 0: |
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offset = 1.08 |
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else: |
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offset = 1.20 |
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i = i + 1 |
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content = f"{{[{i}] {label[1][0:30]}" |
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length = len(label[1][0:30]) + len(str(i)) + 5 |
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if OUTPUT_EXT == "svg": |
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length *= 0.75 |
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# Draw the dotted line |
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g(f"set arrow nohead from '{label[0]}', graph 0.01 to '{label[0]}', graph {offset-0.04} front lc rgb '#e74a3c' dt 2") |
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# Draw the small rectangle at its bottom |
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g(f"set object rect at '{label[0]}', graph 0.0 size char 0.5, char 0.5 front lc rgb '#d83829' fc rgb '#f15f32'") |
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# Draw the label rectangle |
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g(f"set object rect at '{label[0]}', graph {offset} size char {length}, char 1.3 fs border lc rgb '#d83829' fc rgb '#f15f32'") |
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# Add text to the label |
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g(f"set label at '{label[0]}', graph {offset} '{content}' center tc rgb 'white' font 'monospace,{fix_size(7)}'") |
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if i <= 0: |
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space = 1 |
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elif i <= 1: |
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space = 2 |
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else: |
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space = 3 |
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g("set object rectangle from graph 0, graph 0 to graph 2, graph 2 behind fillcolor rgb '#000000' fillstyle solid noborder") |
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# Set scale for plots displayed in relative units (%) |
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plot("CPU load (%)", |
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f"CPU load (average = {AVERAGE_LOAD:.2f} %)", session, 2, space=space) |
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plot(f"RAM usage (100% = {TOTAL_RAM})", |
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f"RAM usage (max = {MAX_USED_RAM})", session, 3, space=space) |
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plot(f"FS usage (100% = {TOTAL_FS})", f"{NAME_FS} usage (max = {MAX_USED_FS})", |
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session, 4, space=space) |
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# Set scale for plots displayed in absolute units |
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plot(f"{NAME_IFACE} received (Mb/s)", f"{NAME_IFACE} data received (max = {MAX_RX})", |
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session, 5, space=space, autoscale=1.2) |
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plot(f"{NAME_IFACE} sent (Mb/s)", f"{NAME_IFACE} data sent (max = {MAX_TX})", |
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session, 6, space=space, autoscale=1.2) |
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g("unset multiplot") |
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g("unset output") |
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g("quit") |
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def read_data(session): |
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xdata = list() |
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ydata = [[], [], [], [], []] |
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with open(f"{session}.txt", "r") as f: |
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for line in f: |
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if(line[0] != '#'): |
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line = line.split(" ") |
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date = datetime.datetime.strptime(line[0], '%Y-%m-%d-%H:%M:%S') |
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xdata.append(date) |
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for i in range(NUMBER_OF_PLOTS): |
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ydata[i].append(stof(line[i+1])) |
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return (xdata, ydata) |
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def convert_labels_to_tags(labels): |
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tags = [] |
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for [label_date, label_name] in labels: |
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label_date = datetime.datetime.strptime( |
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label_date, '%Y-%m-%d-%H:%M:%S') |
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label_ts = int(label_date.replace( |
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tzinfo=datetime.timezone.utc).timestamp()*1000)/1000 |
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tags.append({'name': label_name, |
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'timestamp': label_ts}) |
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return tags |
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def servis_graph(session, fname='plot', output_ext='ascii'): |
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data = read_data(session) |
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read_comments(session) |
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titles = [f"""cpu load (average = {AVERAGE_LOAD} %)""", |
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f"""ram usage (max = {MAX_USED_RAM})""", |
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f"""{NAME_FS} usage (max = {MAX_USED_FS})""", |
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f"""{NAME_IFACE} data received (max = {MAX_RX})""", |
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f"""{NAME_IFACE} data sent (max = {MAX_TX})"""] |
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y_titles = [f"cpu % load (user)", |
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f"ram % usage", |
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f"{NAME_FS}", |
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f"{NAME_IFACE} received", |
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f"{NAME_IFACE} sent"] |
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xdata, ydata = data |
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xdata_to_int = [int(timestamp.replace( |
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tzinfo=datetime.timezone.utc).timestamp()*1000)/1000 |
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for timestamp in xdata] |
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summary = f"Running on {UNAME}, {CPUS} threads x {CPU_NAME}\n" |
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summary += f"Total ram: {TOTAL_RAM}, Total disk space: {TOTAL_FS}\n" |
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summary += f"Duration: {START_DATE} .. {END_DATE} ({DURATION})" |
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from servis import render_multiple_time_series_plot |
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if output_ext == 'ascii': |
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render_multiple_time_series_plot( |
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ydata, |
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[xdata_to_int]*5, |
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summary, |
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titles, |
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['time']*5, |
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[None]*5, |
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y_titles, |
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[None]*5, |
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[(0, 160)]*5, |
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[(0, 100)]*5, |
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outpath=Path(fname), |
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trimxvalues=False, |
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figsize=(90, 70) |
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) |
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elif output_ext == 'html': |
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l = convert_labels_to_tags(labels) |
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render_multiple_time_series_plot( |
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ydata, |
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[xdata_to_int]*5, |
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summary, |
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titles, |
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['time']*5, |
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[None]*5, |
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y_titles, |
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[None]*5, |
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# [(0, 160)]*5, |
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# [(0, 100)]*5, |
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outpath=Path(fname), |
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outputext=['html'], |
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trimxvalues=False, |
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figsize=(1200, 1600), |
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tags=[l]*5, |
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setgradientcolors=True |
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)
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