LSF job の実行・管理

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なんか重い処理を用意する
bsub (JOB投入)
bjobs (生きているJOBの一覧)
bkill (JOBの停止)
bhist (JOBの実行履歴)
bpeek (実行中コマンドの標準出力を見る)
管理コマンド (lsid, lshosts, lsload, bhosts)
queue の設定

なんか重い処理を用意する †

姫野ベンチ
- http://accc.riken.jp/supercom/himenobmt/download/98-source/

make

$ sudo yum -y install gcc make
$ wget http://accc.riken.jp/wp-content/uploads/2015/07/himenobmt.c.zip
$ unzip himenobmt.c.zip
$ lha himenobmt.c.lzh

Makefile の MODEL を MODEL = MIDDLE に変更して

$ make

実行してみる

$ ./bmt 
mimax = 257 mjmax = 129 mkmax = 129
imax = 256 jmax = 128 kmax =128
cpu : 7.016288 sec.
Loop executed for 200 times
Gosa : 1.245715e-03 
MFLOPS measured : 3908.195787
Score based on MMX Pentium 200MHz : 121.109259

↑

bsub (JOB投入) †

$ su lsfadmin
$ bsub -e /tmp/err.txt -o /tmp/std.txt /usr/local/bin/bmt 
Job <103> is submitted to default queue <normal>.

options
-e err_file 標準エラーの出力先ファイル
-o out_file 標準出力の出力先ファイル
-q queue 実行Queue名
-m host 実行ホスト

実行結果 /tmp/std.txt

Sender: LSF System <lsfadmin@lsf1>
Subject: Job 103: </usr/local/bin/bmt> in cluster <cluster1> Done

Job </usr/local/bin/bmt> was submitted from host <lsf1> by user <lsfadmin> in cluster <cluster1>.
Job was executed on host(s) <lsf1>, in queue <normal>, as user <lsfadmin> in cluster <cluster1>.
</home/lsfadmin> was used as the home directory.
</usr/share/lsf> was used as the working directory.
Started at Results reported on 
Your job looked like:

------------------------------------------------------------
# LSBATCH: User input
/usr/local/bin/bmt
------------------------------------------------------------

Successfully completed.

Resource usage summary:

    CPU time :                                   7.36 sec.
    Max Memory :                                 -
    Average Memory :                             -
    Total Requested Memory :                     -
    Delta Memory :                               -
    Max Swap :                                   -
    Max Processes :                              -
    Max Threads :                                -
    Run time :                                   27 sec.
    Turnaround time :                            16 sec.

The output (if any) follows:

mimax = 257 mjmax = 129 mkmax = 129
imax = 256 jmax = 128 kmax =128
cpu : 6.616366 sec.
Loop executed for 200 times
Gosa : 1.245715e-03 
MFLOPS measured : 4144.424175
Score based on MMX Pentium 200MHz : 128.429630


PS:

Read file </tmp/err.txt> for stderr output of this job.

root では実行できない

# bsub pwd
User permission denied. Job not submitted.

↑

bjobs (生きているJOBの一覧) †

$ bsub /usr/local/bin/bmt
Job <104> is submitted to default queue <normal>.

$ bjobs
JOBID   USER    STAT  QUEUE      FROM_HOST   EXEC_HOST   JOB_NAME   SUBMIT_TIME
104     lsfadmi RUN   normal     lsf1        lsf1        *l/bin/bmt Dec  3 08:13

options
(default) 自分のJOBを表示
-u user_name user_name ユーザのJOBを表示
-u user_group user_group グループのJOBを表示
-u all 全ユーザのJOBを表示

↑

bkill (JOBの停止) †

$ bsub /usr/local/bin/bmt
Job <105> is submitted to default queue <normal>.
$ bkill 105
Job <105> is being terminated

動作
- bkill は、最初に SIGINT と SIGTERM を送信
- lsb.param の JOB_TERMINATE_INTERVAL で指定した秒数後に SIGKILL を送信
options
-u user_name user_name ユーザのJOBを全停止
-u user_group user_group グループのJOBを全停止
-u all 全ユーザのJOBを全停止

↑

bhist (JOBの実行履歴) †

$ bhist 105
Summary of time in seconds spent in various states:
JOBID   USER    JOB_NAME  PEND    PSUSP   RUN     USUSP   SSUSP   UNKWN   TOTAL
105     lsfadmi *bin/bmt  1       0       12      0       0       0       13

↑

bpeek (実行中コマンドの標準出力を見る) †

$ bsub /usr/local/bin/bmt 
Job <106> is submitted to default queue <normal>.
$ bpeek 106
<< output from stdout >>

↑

管理コマンド (lsid, lshosts, lsload, bhosts) †

LSFクラスタの状態を表示

$ lsid 
IBM Spectrum LSF Community Edition 10.1.0.0, Jun 15 2016
Copyright IBM Corp. 1992, 2016. All rights reserved.
US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract
with IBM Corp.

My cluster name is cluster1
My master name is lsf1

LSFホストの一覧

$ lshosts 
HOST_NAME      type    model  cpuf ncpus maxmem maxswp server RESOURCES
lsf1         X86_64   PC6000 116.1     2  1023M   1.9G    Yes (mg)

LSFホストの負荷

$ lsload
HOST_NAME       status  r15s   r1m  r15m   ut    pg  ls    it   tmp   swp   mem
lsf1                ok   0.1   0.0   0.1   1%   0.1   1     0 2587M  1.6G  338M

LSFホストごとのJOB状態一覧

$ bhosts 
HOST_NAME          STATUS       JL/U    MAX  NJOBS    RUN  SSUSP  USUSP    RSV 
lsf1               ok              -      2      0      0      0      0      0

↑

queue の設定 †

/usr/share/lsf/conf/lsbatch/cluster1/configdir/lsb.queues

...
Begin Queue
QUEUE_NAME   = normal
PRIORITY     = 30
INTERACTIVE  = NO
FAIRSHARE    = USER_SHARES[[default,1]]
#RUN_WINDOW   = 5:19:00-1:8:30 20:00-8:30
#r1m         = 0.7/2.0        # loadSched/loadStop
#r15m         = 1.0/2.5
#pg           = 4.0/8
#ut           = 0.2
#io           = 50/240
#CPULIMIT     = 180/hostA      # 3 hours of host hostA
#FILELIMIT    = 20000
#DATALIMIT    = 20000          # jobs data segment limit
#CORELIMIT    = 20000
#TASKLIMIT    = 5              # job task limit
#USERS        = all            # users who can submit jobs to this queue
#HOSTS        = all            # hosts on which jobs in this queue can run
#PRE_EXEC     = /usr/local/lsf/misc/testq_pre >> /tmp/pre.out
#POST_EXEC    = /usr/local/lsf/misc/testq_post |grep -v "Hey"
#REQUEUE_EXIT_VALUES = 55 34 78
#APS_PRIORITY = WEIGHT[[RSRC, 10.0] [MEM, 20.0] [PROC, 2.5] [QPRIORITY, 2.0]] \
#    LIMIT[[RSRC, 3.5] [QPRIORITY, 5.5]] \
#    GRACE_PERIOD[[QPRIORITY, 200s] [MEM, 10m] [PROC, 2h]]
DESCRIPTION  = For normal low priority jobs, running only if hosts are \
lightly loaded.
End Queue
...

まぁ、そういうことですたい

Options
CPULIMIT JOBの最大実行時間
HOTS JOBを実行するホスト
PRIORITY JOBの優先度。大きい方が優先される
設定の反映
```
$ badmin reconfig
```
cf. https://www.ibm.com/support/knowledgecenter/en/SSETD4_9.1.3/lsf_config_ref/lsb.queues.5.html

LSF