共有メモリやセマフォセットの数などの確認は、ipcsでほぼ足りてるわけですが。(複数インスタンスが起動している場合を除く)
あまりにもネタになってないので、少しだけ sysresvのことを書いといた:)
[oracle@vbgeneric ˜]$ sysresv
IPC Resources for ORACLE_SID "orcl12c" : Maximum shared memory segment size (shmmax): 4398046511104 bytes Total system shared memory (shmall): 4398046511104 bytes Total system shared memory count (shmmni): 4096 *********************** Dumping ipcs output ********************
------ Message Queues -------- key msqid owner perms used-bytes messages
------ Shared Memory Segments -------- key shmid owner perms bytes nattch status 0x00000000 0 oracle 600 8802304 173 0x00000000 32769 oracle 600 822083584 87 0x00000000 65538 oracle 600 7974912 87 0x21485470 98307 oracle 600 16384 87 0x00000000 262148 oracle 600 524288 2 dest 0x00000000 294917 oracle 600 4194304 2 dest 0x00000000 393222 oracle 600 33554432 2 dest 0x00000000 491527 oracle 600 4194304 2 dest 0x00000000 524296 oracle 600 1048576 2 dest
------ Semaphore Arrays -------- key semid owner perms nsems 0x245b195c 163840 oracle 600 152 0x245b195d 196609 oracle 600 152 0x245b195e 229378 oracle 600 152
*********************** End of ipcs command dump **************
***************** Dumping Resource Limits(s/h) ***************** core file size 0 KB/UNLIMITED data seg size UNLIMITED/UNLIMITED scheduling priority 0 KB/0 KB file size UNLIMITED/UNLIMITED pending signals 30 KB/30 KB max locked memory 128 GB/128 GB max memory size UNLIMITED/UNLIMITED open files 64 KB/64 KB POSIX message queues 800 KB/800 KB real-time priority 0 KB/0 KB stack size 32 MB/32 MB cpu time UNLIMITED/UNLIMITED max user processes 16 KB/16 KB virtual memory UNLIMITED/UNLIMITED file locks UNLIMITED/UNLIMITED
***************** End of Resource Limits Dump ****************** Maximum map count configured per process: 65530 Total /dev/shm size: 4050014208 bytes, used: 98304 bytes Shared Memory: ID KEY 32769 0x00000000 65538 0x00000000 0 0x00000000 98307 0x21485470 Semaphores: ID KEY 163840 0x245b195c 196609 0x245b195d 229378 0x245b195e Oracle Instance alive for sid "orcl12c" [oracle@vbgeneric ˜]$
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[oracle@vbgeneric ˜]$ ipcs -sb
------ Semaphore Arrays -------- key semid owner perms nsems 0x245b195c 163840 oracle 600 152 0x245b195d 196609 oracle 600 152 0x245b195e 229378 oracle 600 152
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[oracle@vbgeneric ˜]$ ipcs -st
------ Semaphore Operation/Change Times -------- semid owner last-op last-changed 163840 oracle Tue May 2 01:35:32 2017 Tue May 2 01:26:30 2017 196609 oracle Not set Tue May 2 01:26:30 2017 229378 oracle Tue May 2 01:26:35 2017 Tue May 2 01:26:30 2017
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