aix ipcs使用说明

ipcs:
-q   Writes information about active message queues

-o
            Writes the following usage information:
              *    Number of messages on queue
              *    Total number of bytes in messages in queue for message queues
              *    Number of processes attached to shared memory segments

 

-m
            Writes information about active shared memory segments.

 

secumid$ ipcs -qo | grep secumid
q 123731977 0x4207803a --rw-rw-rw-  secumid    staff         0         0
q 104857729 0x4107803a -Rrw-rw-rw-  secumid    staff         0         0

secumid$ ipcs -m | grep secumid
m  16777365 0x4707803d --rw-------  secumid    staff

-------------------------------------------------------------------------------------------------------------------------
secumid$ ipcs | grep secumid | awk '{printf("ipcrm -%s %s;\n", $1, $2)}'
ipcrm -q 123731977;
ipcrm -q 104857729;
ipcrm -m 16777365;

-m SharedMemory ID
            Removes the shared memory identifier SharedMemoryID. The shared memory segment and data structure associated
            with SharedMemoryID are also removed after the last detach operation.

 -q MessageID
            Removes the message queue identifier MessageID and the message queue and data structure associated with it.

 
$ ipcs -qo | grep secure
q  12582913 0x4200b308 --rw-rw-rw-   secure    staff         0         0
q  12582914 0x4100b308 -Rrw-rw-rw-   secure    staff         0         0
q  32506398 0xffffffff -Rrw-rw-rw-   secure    staff         0         0
q  26214946 0x000368e0 -Rrw-rw-rw-   secure    staff         0         0
q  26214947 0xffffffff -Rrw-rw-rw-   secure    staff         0         0
q  26214953 0xffffffff -Rrw-rw-rw-   secure    staff         0         0
q  26214957 0xffffffff -Rrw-rw-rw-   secure    staff         0         0
q  26214958 0xffffffff -Rrw-rw-rw-   secure    staff         0         0
q  26214959 0xffffffff -Rrw-rw-rw-   secure    staff         0         0
q  26214960 0xffffffff -Rrw-rw-rw-   secure    staff         0         0
q  32506417 0xffffffff -Rrw-rw-rw-   secure    staff         0         0
q  34603590 0xffffffff -Rrw-rw-rw-   secure    staff         0         0

 

 

其中:

T            ID        KEY     MODE       OWNER  GROUP  CBYTES   QNUM

q  32506398 0xffffffff -Rrw-rw-rw-   secure    staff         0               0

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