一馬力のメモ帳

MVSからLinuxまで。基盤屋さんは眠らない

iostatを使いたい (sysstatパッケージ)

LinuxでI/Oの状況を確認するのに便利なコマンド「iostat」
CentOSを最小構成でインストールすると導入されていない。

iostatコマンドとiostatを含むsysstatのインストールメモ

iostatコマンドを含むパッケージを調べる

[root@centos73 ~]# yum provides iostat
読み込んだプラグイン:fastestmirror
Loading mirror speeds from cached hostfile
 * base: ftp.tsukuba.wide.ad.jp
 * extras: ftp.tsukuba.wide.ad.jp
 * updates: ftp.tsukuba.wide.ad.jp
sysstat-10.1.5-12.el7.x86_64 : Collection of performance monitoring tools for Linux
リポジトリー        : base
一致          :
ファイル名    : /usr/bin/iostat

sysstatのインストール

[root@centos73 ~]# yum install sysstat
読み込んだプラグイン:fastestmirror
Loading mirror speeds from cached hostfile
 * base: ftp.tsukuba.wide.ad.jp
 * extras: ftp.tsukuba.wide.ad.jp
 * updates: ftp.tsukuba.wide.ad.jp
依存性の解決をしています
--> トランザクションの確認を実行しています。
---> パッケージ sysstat.x86_64 0:10.1.5-12.el7 を インストール
--> 依存性の処理をしています: libsensors.so.4()(64bit) のパッケージ: sysstat-10.1.5-12.el7.x86_64
--> トランザクションの確認を実行しています。
---> パッケージ lm_sensors-libs.x86_64 0:3.4.0-4.20160601gitf9185e5.el7 を インストール
--> 依存性解決を終了しました。

依存性を解決しました

========================================================================================================================
 Package                      アーキテクチャー    バージョン                                    リポジトリー       容量
========================================================================================================================
インストール中:
 sysstat                      x86_64              10.1.5-12.el7                                 base              310 k
依存性関連でのインストールをします:
 lm_sensors-libs              x86_64              3.4.0-4.20160601gitf9185e5.el7                base               41 k

トランザクションの要約
========================================================================================================================
インストール  1 パッケージ (+1 個の依存関係のパッケージ)

総ダウンロード容量: 351 k
インストール容量: 1.2 M
Is this ok [y/d/N]: y
Downloading packages:
(1/2): lm_sensors-libs-3.4.0-4.20160601gitf9185e5.el7.x86_64.rpm                                 |  41 kB  00:00:00
(2/2): sysstat-10.1.5-12.el7.x86_64.rpm                                                          | 310 kB  00:00:00
------------------------------------------------------------------------------------------------------------------------
合計                                                                                    1.0 MB/s | 351 kB  00:00:00
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  インストール中          : lm_sensors-libs-3.4.0-4.20160601gitf9185e5.el7.x86_64                                   1/2
  インストール中          : sysstat-10.1.5-12.el7.x86_64                                                            2/2
  検証中                  : sysstat-10.1.5-12.el7.x86_64                                                            1/2
  検証中                  : lm_sensors-libs-3.4.0-4.20160601gitf9185e5.el7.x86_64                                   2/2

インストール:
  sysstat.x86_64 0:10.1.5-12.el7

依存性関連をインストールしました:
  lm_sensors-libs.x86_64 0:3.4.0-4.20160601gitf9185e5.el7

完了しました!
[root@centos73 ~]#

sysstatに含まれるファイル

[root@centos73 ~]# repoquery sysstat
sysstat-0:10.1.5-12.el7.x86_64
[root@centos73 ~]# repoquery --list sysstat
/etc/cron.d/sysstat
/etc/sysconfig/sysstat
/etc/sysconfig/sysstat.ioconf
/usr/bin/cifsiostat
/usr/bin/iostat
/usr/bin/mpstat
/usr/bin/nfsiostat-sysstat
/usr/bin/pidstat
/usr/bin/sadf
/usr/bin/sar
/usr/bin/tapestat
/usr/lib/systemd/system/sysstat.service
/usr/lib64/sa
/usr/lib64/sa/sa1
/usr/lib64/sa/sa2
/usr/lib64/sa/sadc
/usr/share/doc/sysstat-10.1.5
/usr/share/doc/sysstat-10.1.5/CHANGES
/usr/share/doc/sysstat-10.1.5/COPYING
/usr/share/doc/sysstat-10.1.5/CREDITS
/usr/share/doc/sysstat-10.1.5/FAQ
/usr/share/doc/sysstat-10.1.5/README
/usr/share/doc/sysstat-10.1.5/sysstat-10.1.5.lsm
/usr/share/locale/af/LC_MESSAGES/sysstat.mo
/usr/share/locale/cs/LC_MESSAGES/sysstat.mo
/usr/share/locale/da/LC_MESSAGES/sysstat.mo
/usr/share/locale/de/LC_MESSAGES/sysstat.mo
/usr/share/locale/eo/LC_MESSAGES/sysstat.mo
/usr/share/locale/es/LC_MESSAGES/sysstat.mo
/usr/share/locale/eu/LC_MESSAGES/sysstat.mo
/usr/share/locale/fi/LC_MESSAGES/sysstat.mo
/usr/share/locale/fr/LC_MESSAGES/sysstat.mo
/usr/share/locale/hr/LC_MESSAGES/sysstat.mo
/usr/share/locale/id/LC_MESSAGES/sysstat.mo
/usr/share/locale/it/LC_MESSAGES/sysstat.mo
/usr/share/locale/ja/LC_MESSAGES/sysstat.mo
/usr/share/locale/ky/LC_MESSAGES/sysstat.mo
/usr/share/locale/lv/LC_MESSAGES/sysstat.mo
/usr/share/locale/mt/LC_MESSAGES/sysstat.mo
/usr/share/locale/nb/LC_MESSAGES/sysstat.mo
/usr/share/locale/nl/LC_MESSAGES/sysstat.mo
/usr/share/locale/nn/LC_MESSAGES/sysstat.mo
/usr/share/locale/pl/LC_MESSAGES/sysstat.mo
/usr/share/locale/pt/LC_MESSAGES/sysstat.mo
/usr/share/locale/pt_BR/LC_MESSAGES/sysstat.mo
/usr/share/locale/ro/LC_MESSAGES/sysstat.mo
/usr/share/locale/ru/LC_MESSAGES/sysstat.mo
/usr/share/locale/sk/LC_MESSAGES/sysstat.mo
/usr/share/locale/sr/LC_MESSAGES/sysstat.mo
/usr/share/locale/sv/LC_MESSAGES/sysstat.mo
/usr/share/locale/uk/LC_MESSAGES/sysstat.mo
/usr/share/locale/vi/LC_MESSAGES/sysstat.mo
/usr/share/locale/zh_CN/LC_MESSAGES/sysstat.mo
/usr/share/locale/zh_TW/LC_MESSAGES/sysstat.mo
/usr/share/man/man1/cifsiostat.1.gz
/usr/share/man/man1/iostat.1.gz
/usr/share/man/man1/mpstat.1.gz
/usr/share/man/man1/nfsiostat-sysstat.1.gz
/usr/share/man/man1/pidstat.1.gz
/usr/share/man/man1/sadf.1.gz
/usr/share/man/man1/sar.1.gz
/usr/share/man/man1/tapestat.1.gz
/usr/share/man/man5/sysstat.5.gz
/usr/share/man/man8/sa1.8.gz
/usr/share/man/man8/sa2.8.gz
/usr/share/man/man8/sadc.8.gz
/var/log/sa
[root@centos73 ~]#

sysstatパッケージに含まれるコマンド

[root@centos73 ~]# repoquery --list sysstat | grep bin
/usr/bin/cifsiostat
/usr/bin/iostat
/usr/bin/mpstat
/usr/bin/nfsiostat-sysstat
/usr/bin/pidstat
/usr/bin/sadf
/usr/bin/sar
/usr/bin/tapestat

sysstatパッケージに含まれるコマンド概要

 cifsiostat

[root@centos73 ~]# man cifsiostat | grep -A 1 -E "NAME|SYNOPSIS|DESCRIPTION"
NAME
       cifsiostat - Report CIFS statistics.
--
SYNOPSIS
       cifsiostat [ -h ] [ -k | -m ] [ -t ] [ -V ] [ interval [ count ] ]
--
DESCRIPTION
       The cifsiostat command displays statistics about read and write operations on CIFS filesystems.
[root@centos73 ~]#

 iostat

[root@centos73 ~]# man iostat | grep -A 1 -E "NAME|SYNOPSIS|DESCRIPTION"
NAME
       iostat  -  Report  Central Processing Unit (CPU) statistics and input/output statistics for devices and parti‐
--
SYNOPSIS
       iostat [ -c ] [ -d ] [ -h ] [ -k | -m ] [ -N ] [ -t ] [ -V ] [ -x ] [ -y ] [ -z ] [ -j { ID | LABEL |  PATH  |
--
DESCRIPTION
       The iostat command is used for monitoring system input/output device loading by observing the time the devices
[root@centos73 ~]#

 mpstat

[root@centos73 ~]# man mpstat | grep -A 1 -E "NAME|SYNOPSIS|DESCRIPTION"
NAME
       mpstat - Report processors related statistics.
--
SYNOPSIS
       mpstat  [  -A  ] [ -u ] [ -V ] [ -I { SUM | CPU | SCPU | ALL } ] [ -P { cpu [,...] | ON | ALL } ] [ interval [
--
DESCRIPTION
       The mpstat command writes to standard output activities for each available processor, processor  0  being  the
[root@centos73 ~]#

 nfsiostat-sysstat

[root@centos73 ~]# man nfsiostat-sysstat | grep -A 1 -E "NAME|SYNOPSIS|DESCRIPTION"
NAME
       nfsiostat-sysstat  (the  nfsiostat command from the sysstat package) - Report input/output statistics for net‐
--
SYNOPSIS
       nfsiostat-sysstat [ -h ] [ -k | -m ] [ -t ] [ -V ] [ interval [ count ] ]
--
DESCRIPTION
       The nfsiostat-sysstat command displays statistics about read and write operations on NFS filesystems.
[root@centos73 ~]#

 pidstat

[root@centos73 ~]# man pidstat | grep -A 1 -E "NAME|SYNOPSIS|DESCRIPTION"
NAME
       pidstat - Report statistics for Linux tasks.
--
SYNOPSIS
       pidstat  [ -d ] [ -h ] [ -I ] [ -l ] [ -r ] [ -s ] [ -t ] [ -U [ username ] ] [ -u ] [ -V ] [ -w ] [ -C comm ]
--
DESCRIPTION
       The pidstat command is used for monitoring individual tasks currently being managed by the Linux  kernel.   It
[root@centos73 ~]#

 sadf

[root@centos73 ~]# man sadf | grep -A 1 -E "NAME|SYNOPSIS|DESCRIPTION"
NAME
       sadf - Display data collected by sar in multiple formats.
--
SYNOPSIS
       sadf  [  -C  ]  [ -d | -j | -p | -x ] [ -H ] [ -h ] [ -T | -t | -U ] [ -V ] [ -P { cpu [,...] | ALL } ] [ -s [
--
DESCRIPTION
       The sadf command is used for displaying the contents of data files created by the sar(1) command.  But  unlike
[root@centos73 ~]#

 sar

[root@centos73 ~]# man sar | grep -A 1 -E "NAME|SYNOPSIS|DESCRIPTION"
NAME
       sar - Collect, report, or save system activity information.
--
SYNOPSIS
       sar  [ -A ] [ -B ] [ -b ] [ -C ] [ -d ] [ -H ] [ -h ] [ -p ] [ -q ] [ -R ] [ -r ] [ -S ] [ -t ] [ -u [ ALL ] ]
--
DESCRIPTION
       The sar command writes to standard output the contents of selected cumulative activity counters in the operat‐
[root@centos73 ~]#

 tapestat

[root@centos73 ~]# man tapestat | grep -A 1 -E "NAME|SYNOPSIS|DESCRIPTION"
NAME
       tapestat - Report tape statistics.
--
SYNOPSIS
       tapestat [ -k | -m ] [ -t ] [ -V ] [ -y ] [ -z ] [ interval [ count ] ]
--
DESCRIPTION
       The tapestat command is used for monitoring the activity of tape drives connected to a system.
[root@centos73 ~]#

試した環境

HW

Product Name
  ProLiant DL160 Gen8
CPU
  4 CPUs x Intel(R) Xeon(R) CPU E5-2603 0 @ 1.80GHz
Memory
  16GB
iLO Firmware Version
  2.44 Jul 19 2016

仮想化基盤

OS
 vmware ESXi 6.0.0 (Build 3620759)
操作環境
 VMware Host Client
 iMac (27-inch, Mid 2010)
 macOS High Sierra
 ブラウザ
  Google Chrome
  Safari

ゲストOS

[root@centos73 ~]# cat /etc/redhat-release
CentOS Linux release 7.3.1611 (Core)
[root@centos73 ~]# uname -a
Linux centos73 3.10.0-514.el7.x86_64 #1 SMP Tue Nov 22 16:42:41 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
[root@centos73 ~]#

スポンサーリンク