Oracle Solaris Performance, Panics, Hangs, and Dtrace (MOSC)

MOSC Banner

ZFS memory usage

edited Apr 30, 2012 12:50AM in Oracle Solaris Performance, Panics, Hangs, and Dtrace (MOSC) 11 commentsAnswered
Hi, I don't understand why memstat and kstat don't show the same size for the memory usage.
echo "::memstat" |mdb -k
Page Summary                Pages                MB  %Tot
------------     ----------------  ----------------  ----
Kernel                    1130137              4414    3%
ZFS File Data            24014430             93806   72%
Anon                      3286557             12838   10%
Exec and libs               15431                60    0%
Page cache                 105372               411    0%
Free (cachelist)            65890               257    0%
Free (freelist)           4932222             19266   15%

Total                    33550039            131054
Physical                 32624911            127441


 kstat zfs:0:arcstats:size
module: zfs                             instance: 0
name:   arcstats                        class:    misc
        size                            13308955104

What is the really meaning of "ZFS File Data"?

Best regards,
Emilio J.

Howdy, Stranger!

Log In

To view full details, sign in to My Oracle Support Community.

Register

Don't have a My Oracle Support Community account? Click here to get started.

Category Leaderboard

Top contributors this month

Instructions for posting

×

1. Select a discussion category from the picklist.


2. Enter a title that clearly identifies the subject of your question.


3. In the body, insert detailed information, including Oracle product and version.


Please abide by the Oracle Community guidelines and refrain from posting any customer or personally identifiable information (PI/CI).


Cloud / Fusion customers - Our Cloud community has moved! Please go to Cloud Customer Connect .


New to My Oracle Support Community? Visit our Welcome Center

MOSC Help Center