'IBM Power'에 해당되는 글 148건

AIX 6.1 TL07 SP04 && AIX 7.1 TL01 SP04 이상의 경우, vmo parameter 중 ...
   > numperm_global 의 default 값이 0 (disable) 에서 1 (enable)로 변경
   > system에 available memory가 있더라도 paging이 발생
   
      => online 중 dynamic 하게 변경이 가능하므로 numperm_global을 0(disable)로 변경할 것!!!

- http://pic.dhe.ibm.com/infocenter/aix/v7r1/topic/com.ibm.aix.baseadmn/doc/baseadmndita/aix_ev.htm

+. ahafs 파일셋 설치
# lslpp -l | grep "bos.ahafs"
  bos.ahafs                  7.1.1.1  APPLIED    Aha File System
  bos.ahafs                  7.1.1.1  APPLIED    Aha File System

+. /ahafs 파일시스템(jfs2) 생성
# smitty jfs2
# mkdir /aha (Director 명은 aha를 권장 > inforcenter)

+. ahafs를 -v옵션을 통해 가상으로 mount
# mount -v ahafs /aha /aha
# mount
  node       mounted        mounted over    vfs       date        options
-------- ---------------  ---------------  ------ ------------ ---------------
         /dev/hd4         /                jfs2   Aug 16 18:19 rw,log=/dev/hd8
         /dev/hd2         /usr             jfs2   Aug 16 18:19 rw,log=/dev/hd8
         /dev/hd9var      /var             jfs2   Aug 16 18:19 rw,log=/dev/hd8
         /dev/hd3         /tmp             jfs2   Aug 16 18:19 rw,log=/dev/hd8
         /dev/hd1         /home            jfs2   Aug 16 18:19 rw,log=/dev/hd8
         /dev/hd11admin   /admin           jfs2   Aug 16 18:19 rw,log=/dev/hd8
         /proc            /proc            procfs Aug 16 18:19 rw
         /dev/hd10opt     /opt             jfs2   Aug 16 18:19 rw,log=/dev/hd8
         /dev/livedump    /var/adm/ras/livedump jfs2   Aug 16 18:19 rw,log=/dev/hd8
         /ahafs           /aha             ahafs  Aug 17 16:24 rw
# ls /aha
cluster       cpu           disk          evProds.list  fs            mem
#

gmon... 괜츈함... ㅎㅎ

- http://www.ibm.com/developerworks/wikis/display/WikiPtype/gmon+-+A+Graphical+LPar+Monitor

# crontab -e

0 10 * * * /usr/bin/errclear -d S,O 30

첫번째 인수 : 분(0~59)
두번째 인수 : 시(0~23)
세번째 인수 : 날짜(1~31)
네번째 인수 : 월(1~12)
다섯째 인수 : 요일(0~6, 0:일요일)

if [[ $# -ne 3 ]]
then
   echo 'Usage: nmon.sh <logname> <interval:second> <duration:minute>'
   exit
fi

((COUNT=($3*60)/$2))
export DATE=`date +"%y%m%d_%H%M"`

/usr/bin/nmon -fdt -F /home/log/$(hostname -s)_$(date +"%y%m%d_%H%M")_$1.nmon -s $2 -c $COUNT

# mkdir /home/log/$(date +"%y%m%d")_$1

echo "####################################################################"
echo " For gathering nmon data, "
echo " Execute"
echo " \"/home/script/nmon_get.sh $(date +"%y%m%d_%H")*_$1 $(date +"%y%m%d")_$1\" "
echo " on this server without dsh "
echo "####################################################################"

dog라는 프로세스가 있었다니... 이런.. ㅎㅎ
  > netinet driver에 의해 실행되고, IP packet switching 을 수행...

dog 
  > A kproc spawned by the netinet driver and deals with IP packet switching. 
    The concept of dog process also came from Open Software Foundation (OSF). 

# ps -ekf | grep dog
    root  1900684        0   0 01:12:21      -  0:00 dog
    root 33751052 26476736   1 01:29:57  pts/1  0:00 grep dog
#

$ lsdev -slots

# Slot                        Description       Device(s)
U8202.E4B.064A89P-V21-C21     Virtual I/O Slot  ent2
U8202.E4B.064A89P-V21-C22     Virtual I/O Slot  vhost0
U8202.E4B.064A89P-V21-C23     Virtual I/O Slot  vhost1
U8202.E4B.064A89P-V21-C24     Virtual I/O Slot  vhost2

$

최신 HMC 에서는 아래와 같이 조회가능 ...

chfs -a size=+512M /filesystem_name
chfs -a size=+1G /filesystem_name
chfs -a size=-512M /filesystem_name

/opt/ibm/director/StorageControl/bin/startStorageControl.sh

/opt/ibm/director/StorageControl/bin/stopStorageControl.sh