AIX stack_hard参数

OS：AIX 7.1

root、oracle、grid用户查看资源限制，其中stack受限，需要在/etc/security/limits中增加stack_hard = -1，受硬限制限制！

 [oracle@DB-]/home/oracle$ulimit -a
 time(seconds)        unlimited
 file(blocks)         unlimited
 data(kbytes)         unlimited
 stack(kbytes)
 memory(kbytes)       unlimited
 coredump(blocks)     unlimited
 nofiles(descriptors) unlimited
 threads(per process) unlimited
 processes(per user)  unlimited         

 # su - grid
 $ ulimit -a
 time(seconds)        unlimited
 file(blocks)         unlimited
 data(kbytes)         unlimited
 stack(kbytes)
 memory(kbytes)       unlimited
 coredump(blocks)     unlimited
 nofiles(descriptors) unlimited
 threads(per process) unlimited
 processes(per user)  unlimited

 # ulimit -a
 time(seconds)        unlimited
 file(blocks)         unlimited
 data(kbytes)         unlimited
 stack(kbytes)
 memory(kbytes)       unlimited
 coredump(blocks)     unlimited
 nofiles(descriptors) unlimited
 threads(per process) unlimited
 processes(per user)  unlimited

 # cat /etc/security/limits

 *
 * Sizes are in multiples of  byte blocks, CPU time is in seconds
 *
 * fsize      - soft file size in blocks
 * core       - soft core file size in blocks
 * cpu        - soft per process CPU time limit in seconds
 * data       - soft data segment size in blocks
 * stack      - soft stack segment size in blocks
 * rss        - soft real memory usage in blocks
 * nofiles    - soft file descriptor limit
 * fsize_hard - hard file size in blocks
 * core_hard  - hard core file size in blocks
 * cpu_hard   - hard per process CPU time limit in seconds
 * data_hard  - hard data segment size in blocks
 * stack_hard - hard stack segment size in blocks
 * rss_hard   - hard real memory usage in blocks
 * nofiles_hard - hard file descriptor limit
 *
 * The following table contains the default hard values if the
 * hard values are not explicitly defined:
 *
 *   Attribute        Value
 *   ==========    ============
 *   fsize_hard    set to fsize
 *   cpu_hard      set to cpu
 *   core_hard         -
 *   data_hard         -
 *   stack_hard
 *   rss_hard          -
 *   nofiles_hard      -
 *
 * NOTE:  A value of - implies "unlimited"
 *

 default:
         fsize = -
         core = -
         cpu = -
         data = -
         rss = -
         stack = -
         nofiles = - 

 root:

 daemon:

 bin:

 sys:

 adm:

 uucp:

 guest:

 nobody:

 lpd:

 pconsole:
         stack_hard =
         data =
         data_hard = 

 esaadmin:
         stack =
         stack_hard = 

 oracle:
 fsize = -
 core = -
 cpu = -
 data = -
 rss = -
 stack = -
 nofiles = -

 grid:
 fsize = -
 core = -
 cpu = -
 data = -
 rss = -
 stack = -
 nofiles = -

 root:
 fsize = -
 core = -
 cpu = -
 data = -
 rss = -
 stack = -
 nofiles = -

 # cat /etc/security/limits

 *
 * Sizes are in multiples of  byte blocks, CPU time is in seconds
 *
 * fsize      - soft file size in blocks
 * core       - soft core file size in blocks
 * cpu        - soft per process CPU time limit in seconds
 * data       - soft data segment size in blocks
 * stack      - soft stack segment size in blocks
 * rss        - soft real memory usage in blocks
 * nofiles    - soft file descriptor limit
 * fsize_hard - hard file size in blocks
 * core_hard  - hard core file size in blocks
 * cpu_hard   - hard per process CPU time limit in seconds
 * data_hard  - hard data segment size in blocks
 * stack_hard - hard stack segment size in blocks
 * rss_hard   - hard real memory usage in blocks
 * nofiles_hard - hard file descriptor limit
 *
 * The following table contains the default hard values if the
 * hard values are not explicitly defined:
 *
 *   Attribute        Value
 *   ==========    ============
 *   fsize_hard    set to fsize
 *   cpu_hard      set to cpu
 *   core_hard         -
 *   data_hard         -
 *   stack_hard
 *   rss_hard          -
 *   nofiles_hard      -
 *
 * NOTE:  A value of - implies "unlimited"
 *

 default:
         fsize = -
         core = -
         cpu = -
         data = -
         rss = -
         stack = -
     stack_hard = -   -->增加这个即可
         nofiles = - 

 root:

 daemon:

 bin:

 sys:

 adm:

 uucp:

 guest:

 nobody:

 lpd:

 pconsole:
         stack_hard =
         data =
         data_hard = 

 esaadmin:
         stack =
         stack_hard = 

 oracle:
 fsize = -
 core = -
 cpu = -
 data = -
 rss = -
 stack = -
 nofiles = -

 grid:
 fsize = -
 core = -
 cpu = -
 data = -
 rss = -
 stack = -
 nofiles = -

 root:
 fsize = -
 core = -
 cpu = -
 data = -
 rss = -
 stack = -
 nofiles = -