From cqlin at yahoo.cn  Sun Jan 18 20:19:35 2009
From: cqlin at yahoo.cn (Linchq)
Date: Mon, 19 Jan 2009 12:19:35 +0800 (CST)
Subject: [ug-shosug] about Dtrace and mdb
Message-ID: <127373.7435.qm@web92206.mail.cnh.yahoo.com>

? #
mdb -k

Loading modules: [ unix krtld genunix
specfs dtrace ufs sd mpt px ldc ip hook neti sctp arp usba fcp fctl emlxs
nca md ssd lofs zfs random logindmux ptm cpc sppp crypto fcip nfs ipc ]

> ::memstat -d

Usage: memstat

> ::memstat

Page Summary ? ? ? ?
? ? ? ?Pages ? ? ? ? ? ?
? ?MB ?%Tot

------------ ? ? ----------------
?---------------- ?----

Kernel ? ? ? ? ?
? ? ? ? ? 246066 ? ? ? ? ?
? ?1922 ? 12%

Anon ? ? ? ? ?
? ? ? ? ? ?1175441 ? ? ? ?
? ? ?9183 ? 57%

Exec and libs ? ? ? ?
? ? ? 27106 ? ? ? ? ? ? ?
211 ? ?1%

Page cache ? ? ? ?
? ? ? ? 185379 ? ? ? ? ? ?
?1448 ? ?9%

Free (cachelist) ? ? ?
? ? 341181 ? ? ? ? ? ? ?2665
? 16%

Free (freelist) ? ? ?
? ? ?101282 ? ? ? ? ? ? ?
791 ? ?5%



Total ? ? ? ? ?
? ? ? ? ? 2076455 ? ? ? ?
? ? 16222

Physical ? ? ? ?
? ? ? ? ?2011504 ? ? ? ? ?
? 15714

> $q


=========================================================
# pwd

/opt/DTraceToolkit-0.99/Mem

# ls

Readme ? ? ? ? ?minfbyproc.d
? ?swapinfo.d ? ? ?vmstat.d

anonpgpid.d ? ? pgpginbypid.d
? vmbypid.d ? ? ? xvmstat

minfbypid.d ? ? pgpginbyproc.d
?vmstat-p.d

# ./swapinfo.d

RAM ?_______Total 16256 MB

RAM ? ? ?Unusable ?
?33 MB

RAM ? ? ? ?Kernel
10499 MB

RAM ? ? ? ?Locked
? ? 2 MB

RAM ? ? ? ? ?Used
?2769 MB

RAM ? ? ? ? ?Free
?2950 MB



Disk _______Total 16384 MB

Disk ? ? ? ? Resv
?1553 MB

Disk ? ? ? ?Avail
14831 MB



Swap _______Total 20076 MB

Swap ? ? ? ? Resv
?1553 MB

Swap ? ? ? ?Avail
18523 MB

Swap ? ?(Minfree) ?2027
MB

????????. ? 
???????mdb ?? Dtrace? ????

???kernel ???? ???????????????? ???





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  ????????????????? 
http://card.mail.cn.yahoo.com/
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From aubrey at opensolaris.org  Wed Jan 21 23:22:08 2009
From: aubrey at opensolaris.org (Aubrey Li)
Date: Thu, 22 Jan 2009 15:22:08 +0800
Subject: [ug-shosug] about Dtrace and mdb
In-Reply-To: <127373.7435.qm@web92206.mail.cnh.yahoo.com>
References: <127373.7435.qm@web92206.mail.cnh.yahoo.com>
Message-ID: <6d6a94c50901212322y3ab1f09ape308bafaaed2dd0c@mail.gmail.com>

2009/1/19 Linchq <cqlin at yahoo.cn>:
>> ::memstat
> Page Summary                Pages                MB  %Tot
> ------------     ----------------  ----------------  ----
> Kernel                     246066              1922   12%
> Anon                      1175441              9183   57%
> Exec and libs               27106               211    1%
> Page cache                 185379              1448    9%
> Free (cachelist)           341181              2665   16%
> Free (freelist)            101282               791    5%
>
> Total                     2076455             16222
> Physical                  2011504             15714
>> $q
> =========================================================
> # pwd
> # ./swapinfo.d
> RAM  _______Total 16256 MB
> RAM      Unusable    33 MB
> RAM        Kernel 10499 MB
> RAM        Locked     2 MB
> RAM          Used  2769 MB
> RAM          Free  2950 MB

> ????????.
> ???????mdb ?? Dtrace  ????
>
> ???kernel ???? ???????????????  ???
>
????????????

:memstat??????page_hash???page???page?vnode?kvp???page?segkmem???
???kernel???page???????kernel??????anonymous?page.

dtrace???????swapfs?kernel??????????????????????free?memory?
??????page????????page??????kernel????

???????????????????????????????????????????

-Aubrey