IBM MQ Tunning

IBM MQ Tunning.txt

#################################### V8.0 ###############################
##### sử dụng user thuộc mqm group để thao tác toàn bộ các lệnh #########

#1# validate config của MQ 
#mqconfig -v 8.0
or
#MQ_CONFIG_OPTIONS="-v 8.0 -p group.mqm" 
# . ./mqconfig

mqconfig: V3.7 analyzing CentOS Linux release 7.2.1511 (Core)  settings
          for WebSphere MQ V8.0
System V Semaphores
  semmsl     (sem:1)  250 semaphores                     IBM>=32           PASS
System Settings
  file-max            1088 of 97322 files        (1%)    IBM>=524288       FAIL
Current User Limits (loind)
  nofile       (-Hn)  4096 files                         IBM>=10240        FAIL
  nproc        (-Su)  13 of 3829 processes       (0%)    IBM>=4096         WARN

NOTE: 
@bug file-max : 
#vi /etc/sysctl.conf 
add end of file : fs.file-max = 524288
or  #sysctl -w fs.file-max=524288
reload config
#sysctl -p   

@bug nofile
#vi /etc/security/limits.conf
add end of file
mqm       hard  nofile     10240
mqm       soft  nofile     10240
#sysctl -p
login vào mqm user và check giá trị nofile đã config và load
#ulimit -n

@bug nproc
fix tương tự nofile :
mqm       hard  nproc      4096
mqm       soft  nproc      4096


#2#