Possible memory leak.

From: Chris Bryant <cbryant_at_dollar.com>
Date: Tue, 12 Mar 2002 12:31:46 -0600

Admins,

        We have a Alpha 8400 running 4.0F pk #7 with oracle 8.1.7 database
that seems to be consuming memory at an alarming rate. Below is a the
output of vmstat -P command to illistrate what I am talking about. Any
ideas?

TIA,

Chris Bryant
Unix Administrator
Dollar Rent A Car
(918) 669-3213





Total Physical Memory = 8192.00 M
                      = 1048576 pages


Physical Memory Clusters:

 start_pfn end_pfn type size_pages / size_bytes
         0 256 pal 256 / 2.00M
       256 1048492 os 1048236 / 8189.34M
   1048492 1048576 pal 84 / 672.00k

Physical Memory Use:

 start_pfn end_pfn type size_pages / size_bytes
       256 271 unixtable 15 / 120.00k
       271 284 scavenge 13 / 104.00k
       284 691 text 407 / 3.18M
       691 774 data 83 / 664.00k
       774 909 bss 135 / 1.05M
       909 914 cfgmgmt 5 / 40.00k
       914 915 locks 1 / 8.00k
       915 2748 unixtable 1833 / 14.32M
      2748 2761 pmap 13 / 104.00k
      2761 19355 vmtables 16594 / 129.64M
     19355 1048492 managed 1029137 / 8040.13M
                             ============================
         Total Physical Memory Use: 1048236 / 8189.34M

Managed Pages Break Down:

       free pages = 113047
     active pages = 367729
   inactive pages = 382648
      wired pages = 145065
        ubc pages = 20889
        ==================
            Total = 1029378

WIRED Pages Break Down:

   vm wired pages = 5945
  ubc wired pages = 74501
  meta data pages = 31447
     malloc pages = 29013
     contig pages = 138
    user ptepages = 3592
  kernel ptepages = 243
    free ptepages = 7
        ==================
            Total = 144886
Received on Tue Mar 12 2002 - 18:33:37 NZDT

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