NewpTone

# webapp.py

import json
from functools import cached_property
from http.cookies import SimpleCookie
from http.server import BaseHTTPRequestHandler, HTTPServer
from urllib.parse import parse_qsl, urlparse

class WebRequestHandler(BaseHTTPRequestHandler):
    @cached_property

NewpTone

Architecture:                    x86_64
CPU op-mode(s):                  32-bit, 64-bit
Byte Order:                      Little Endian
Address sizes:                   46 bits physical, 48 bits virtual
CPU(s):                          80
On-line CPU(s) list:             0-79
Thread(s) per core:              2
Core(s) per socket:              20
Socket(s):                       2
NUMA node(s):                    2

NewpTone

# sar -dp 1|egrep 'sdk'
12:03:35          sdk    104.00  24008.00      0.00    230.85      1.08      8.85      6.15     64.00
12:03:36          sdk     81.00  12320.00     97.00    153.30      2.64     34.47     12.35    100.00
12:03:37          sdk   1420.00  12904.00  40301.00     37.47      4.89      3.46      0.57     81.60
12:03:38          sdk    105.00  24696.00      0.00    235.20      1.27     12.00      5.83     61.20


# dstat -df -D sdk
--dsk/sdk--
 read  writ

NewpTone

smartctl -a -d megaraid,15  /dev/sdf |egrep '(ID#|5|187|188|197|198) '
LU WWN Device Id: 5 000c50 078f17a55
Local Time is:    Wed Feb 20 15:26:55 2019 NZDT
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE      UPDATED  WHEN_FAILED RAW_VALUE
  5 Reallocated_Sector_Ct   0x0033   100   100   010    Pre-fail  Always       -       0
  7 Seek_Error_Rate         0x000f   095   060   030    Pre-fail  Always       -       3658224270
187 Reported_Uncorrect      0x0032   100   100   000    Old_age   Always       -       0
188 Command_Timeout         0x0032   100   100   000    Old_age   Always       -       0
190 Airflow_Temperature_Cel 0x0022   072   066   045    Old_age   Always       -       28 (Min/Max 25/33)
195 Hardware_ECC_Recovered  0x001a   057   014   000    Old_age   Always       -       147384090

NewpTone

sar -s 06:00:00 -e 10:00:00 -dp|egrep 'util|sdf'
06:00:01          DEV       tps  rd_sec/s  wr_sec/s  avgrq-sz  avgqu-sz     await     svctm     %util
06:01:01          sdf    293.34   1401.13   7113.73     29.03      0.64      2.17      0.91     26.78
06:02:01          sdf    243.03    870.57   5665.16     26.89      0.74      3.02      1.37     33.40
06:03:01          sdf    278.69    456.51  10798.72     40.39      0.75      2.72      1.24     34.55
06:04:01          sdf    271.57    881.11   8042.70     32.86      0.64      2.35      1.01     27.33
06:05:01          sdf    285.17   1160.78  10769.99     41.84      0.76      2.66      1.18     33.67
06:06:01          sdf    297.62   1555.65   6814.88     28.12      1.57      5.27      2.27     67.63
06:07:01          sdf    256.02    714.41   6853.26     29.56      0.72      2.81      1.25     31.88
06:08:01          sdf    264.10   1028.61   6902.16     30.03      0.89      3.36      1.68     44.25

NewpTone

#!/bin/bash

CLOUDINIT='/var/log/cloud-init-complete.txt'

while true; do
  if [ -f $CLOUDINIT ]; then
    RES=`cat $CLOUDINIT`
    if [ "$RES" == 'Complete' ];then
      break
    fi

NewpTone

tcpdump: listening on eth1, link-type EN10MB (Ethernet), capture size 65535 bytes


14:34:22.261304 IP (tos 0x0, ttl 64, id 14446, offset 0, flags [DF], proto TCP (6), length 60)
    198.11.183.116.59861 > 103.254.157.223.1723: Flags [S], cksum 0x838c (incorrect -> 0x5154), seq 3386271564, win 29200, options [mss 1460,sackOK,TS val 2154258210 ecr 0,nop,wscale 7], length 0
14:34:22.408503 IP (tos 0x0, ttl 49, id 0, offset 0, flags [DF], proto TCP (6), length 60)
    103.254.157.223.1723 > 198.11.183.116.59861: Flags [S.], cksum 0x0e83 (correct), seq 2999524700, ack 3386271565, win 28960, options [mss 1460,sackOK,TS val 19690078 ecr 2154258210,nop,wscale 7], length 0
14:34:22.408568 IP (tos 0x0, ttl 64, id 14447, offset 0, flags [DF], proto TCP (6), length 52)
    198.11.183.116.59861 > 103.254.157.223.1723: Flags [.], cksum 0x8384 (incorrect -> 0xad65), seq 1, ack 1, win 229, options [nop,nop,TS val 2154258247 ecr 19690078], length 0
14:34:22.409228 IP (tos 0x0, ttl 64, id 14448, offset 0, flags [DF], proto TC

NewpTone

############  4.x  （Meltdown Patch）
# ab -n 10000 -c 100  https://xingchaoyu-dev-api1.openstacklocal:35357/v2.0

Server Software:        nginx/1.12.2
Server Hostname:        xingchaoyu-dev-api1.openstacklocal
Server Port:            35357
SSL/TLS Protocol:       TLSv1.2,ECDHE-RSA-AES128-GCM-SHA256,4096,128

Document Path:          /v2.0
Document Length:        363 bytes

NewpTone

  if ($rbd_secret_uuid) {
    nova_config {
      'DEFAULT/rbd_secret_uuid':  value => $rbd_secret_uuid
    }
  # If rbd_secret_uuid is set, then libvirt handles auth via a secret key
    file {'secrets':
      ensure    => directory,
      path      => '/etc/libvirt/secrets',
      mode      => '0600',
      owner     => 'root',