yardstick/benchmark/scenarios/compute/qemu_migrate_benchmark.bash

   1 #!/bin/bash
   2
   3 #############################################################################
   4 #Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
   5 #
   6 # All rights reserved. This program and the accompanying materials
   7 # are made available under the terms of the Apache License, Version 2.0
   8 # which accompanies this distribution, and is available at
   9 # http://www.apache.org/licenses/LICENSE-2.0
  10 ##############################################################################
  11
  12 set -e
  13
  14 # Commandline arguments
  15
  16 src=$2
  17 dst=$3
  18 dst_ip=$4
  19 migrate_to_port=$5
  20 max_down_time=$6
  21
  22 OUTPUT_FILE=/tmp/output-qemu.log
  23
  24 do_migrate()
  25 {
  26         echo "info status" | nc -U $src
  27         # with no speed limit
  28         echo "migrate_set_speed 0" |nc -U $src
  29         # set the expected max downtime
  30         echo "migrate_set_downtime ${max_down_time}" |nc -U $src
  31         # start live migration
  32         echo "migrate -d tcp:${dst_ip}:$migrate_to_port" |nc -U $src
  33         # wait until live migration completed
  34         status=""
  35         while [  "${status}" == ""  ]
  36         do
  37                 status=`echo "info migrate" | nc -U $src |grep completed | cut -d: -f2`
  38                 echo ${status}
  39                 sleep 1;
  40         done
  41 } >/dev/null
  42
  43 output_qemu()
  44 {
  45         # print detail information
  46         echo "info migrate" | nc -U $src
  47         echo "quit" | nc -U $src
  48         echo "quit" | nc -u $dst
  49         sleep 5
  50         echo "Migration executed successfully"
  51
  52 } > $OUTPUT_FILE
  53
  54 output_json()
  55 {
  56 totaltime=$(grep "total time" $OUTPUT_FILE | cut -d' ' -f3)
  57 downtime=$(grep "downtime" $OUTPUT_FILE | cut -d' ' -f2)
  58 setuptime=$(grep "setup" $OUTPUT_FILE | cut -d' ' -f2)
  59 echo -e "{ \
  60         \"totaltime\":\"$totaltime\", \
  61         \"downtime\":\"$downtime\", \
  62         \"setuptime\":\"$setuptime\" \
  63          }"
  64 }
  65 # main entry
  66 main()
  67 {
  68     do_migrate
  69     output_qemu
  70     output_json
  71 }
  72 main