Hi Matt,
for sure - here we go. This is my Oracle RDBMS lab.
root@SOL:~# pkg info kernel
Name: system/kernel
Summary: Core Kernel
Description: Core operating system kernel, device drivers and other modules.
Category: System/Core
State: Installed
Publisher: solaris
Version: 0.5.11
Build Release: 5.11
Branch: 0.175.2.0.0.42.2
Packaging Date: June 24, 2014 06:55:42 PM
Size: 33.62 MB
FMRI:
pkg://solaris/system/kernel@0.5.11,5.11-0.175.2.0.0.42.2:20140624T185542Z
However please DTrace the corresponding SHM function calls for OSM in your env.
Best Regards
Stefan Koehler
Freelance Oracle performance consultant and researcher
Homepage: http://www.soocs.de
Twitter: @OracleSK
Matt Adams <MAdams@xxxxxxxxxxxxxxxxxxx> hat am 16. Februar 2016 um 19:37--
geschrieben:
Stefan,
Can you tell me which version and release of Solaris you are using?
Matt
-----Original Message-----
From: Stefan Koehler [mailto:contact@xxxxxxxx]
Sent: Tuesday, February 16, 2016 12:07 PM
To: Matt Adams
Cc: oracle-l@xxxxxxxxxxxxx
Subject: RE: oracle handing memory allocation different between 11g and 12c?
Hi Matt,
not quite sure what's wrong in your env. OSM and 12.1.0.2 works like a charm
here :)
root@SOL:~# pmap -xs 1827
1827: ora_smon_S12DB
Address Kbytes RSS Anon Locked Pgsz Mode Mapped File
…
0000000060000000 4096 4096 - 4096 2M rwxs- [ osm shmid=0x5000009 ]
0000000080000000 98304 98304 - 98304 - r-xs- [ osm shmid=0x500000a ]
00000000C0000000 3981312 3981312 - 3981312 2M rwxs- [ osm shmid=0x500000b ]
00000001C0000000 14336 14336 - 14336 2M rwxs- [ osm shmid=0x500000c ]
…
Please DTrace the corresponding syscalls to get a better insight in your case.
root@SOL:~# dtrace -l
ID PROVIDER MODULE FUNCTION NAME
…
256 syscall memcntl entry
257 syscall memcntl return
20833 fbt genunix memcntl entry
20834 fbt genunix memcntl return
78362 fbt shmsys shmget_osm entry
78363 fbt shmsys shmget_osm return
78364 fbt shmsys shmget entry
78365 fbt shmsys shmget return
…
Best Regards
Stefan Koehler
Freelance Oracle performance consultant and researcher
Homepage: http://www.soocs.de
Twitter: @OracleSK