stone@backrush.com
http://backrush.com

< Parameter 확인 절차>

(2)[stone]/ > sysdef -i
*
* Hostid
*
727c7891
*
* sun4m Configuration
*
*
* Devices
*
*
* Tunable Parameters
*
4648960 maximum memory allowed in buffer cache (bufhwm)
1594 maximum number of processes (v.v_proc)
99 maximum global priority in sys class (MAXCLSYSPRI)
1589 maximum processes per user id (v.v_maxup)
30 auto update time limit in seconds (NAUTOUP)
25 page stealing low water mark (GPGSLO)
5 fsflush run rate (FSFLUSHR)
25 minimum resident memory for avoiding deadlock (MINARMEM)
25 minimum swapable memory for avoiding deadlock (MINASMEM)
* IPC Semaphores
*
10 entries in semaphore map (SEMMAP)
100 semaphore identifiers (SEMMNI)
400 semaphores in system (SEMMNS)
30 undo structures in system (SEMMNU)
100 max semaphores per id (SEMMSL)
100 max operations per semop call (SEMOPM)
10 max undo entries per process (SEMUME)
32767 semaphore maximum value (SEMVMX)
16384 adjust on exit max value (SEMAEM)
*
* IPC Shared Memory
*
451658240 max shared memory segment size (SHMMAX)
1 min shared memory segment size (SHMMIN)
100 shared memory identifiers (SHMMNI)
10 max attached shm segments per process (SHMSEG)
*
* Time Sharing Scheduler Tunables
*
60 maximum time sharing user priority (TSMAXUPRI)
SYS system class name (SYS_NAME)
(3)[stone]/ >

<1> parameter 수정방법

/etc/system 파일을 수정한다.

문법

set parameter=VALUE

ex)
set max_nprocs=500

<2> Kernel module 수정방법

/etc/system 파일을 수정한다.

문법

set module_name:variable=value

ex)
set test_module:debug = 0x13