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请教部分内核参数的意义
来源: 互联网 发布时间:2015-11-04
本文导语: 请教下面两个参数的意义: kernel.shmmax=2147483648 kernel.sem="250 32000 100 128" | sem包括四个值,以空格分隔,含义如下: SEMMSL The maximum semaphores per semaphore set. SEMMNS ...
请教下面两个参数的意义:
kernel.shmmax=2147483648
kernel.sem="250 32000 100 128"
kernel.shmmax=2147483648
kernel.sem="250 32000 100 128"
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sem包括四个值,以空格分隔,含义如下:
SEMMSL
The maximum semaphores per semaphore set.
SEMMNS
A system-wide limit on the number of semaphores in all semaphore sets.
SEMOPM
The maximum number of operations that may be specified in a semop(2) call.
SEMMNI
A system-wide limit on the maximum number of semaphore identifiers.
shmmax设置run time limit on the maximum (System V IPC) shared memory segment size
SEMMSL
The maximum semaphores per semaphore set.
SEMMNS
A system-wide limit on the number of semaphores in all semaphore sets.
SEMOPM
The maximum number of operations that may be specified in a semop(2) call.
SEMMNI
A system-wide limit on the maximum number of semaphore identifiers.
shmmax设置run time limit on the maximum (System V IPC) shared memory segment size
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同意观点