爱心技术专栏专题

获得Oracle各内存段的内部信息(二)

摘录:爱心 来源:爱心 加入时间:2007年04月30日
摘要:
获得Oracle各内存段的内部信息(二)

获得Oracle各内存段的内部信息 (二)

 Bucket 3 size=140

 Bucket 4 size=236

 Bucket 5 size=268

 Bucket 6 size=524

 Bucket 7 size=1036

 Bucket 8 size=2060

 Bucket 9 size=4108

 Bucket 10 size=8204

 Bucket 11 size=16396

 Bucket 12 size=32780

 Bucket 13 size=65548

 Bucket 14 size=131084

 Bucket 15 size=262156

 Bucket 16 size=524300

 Bucket 17 size=2097164

Total free space   =      260---kb为单位.

UNPINNED RECREATABLE CHUNKS (lru first):

PERMANENT CHUNKS:

  Chunk  7be985c sz=     8500    perm      "perm           "  alo=7524

  Chunk  7be532c sz=     3764    perm      "perm           "  alo=3764

  Chunk  7b6950c sz=      152    perm      "perm           "  alo=152

  Chunk  7bb0c28 sz=      404    perm      "perm           "  alo=404

  Chunk  7be31dc sz=     8440    perm      "perm           "  alo=8440

  Chunk  7be2c44 sz=     1140    perm      "perm           "  alo=1140

  Chunk  7bb003c sz=     3052    perm      "perm           "  alo=3052

  Chunk  7be108c sz=     7096    perm      "perm           "  alo=7096

  Chunk  7b68d3c sz=     2000    perm      "perm           "  alo=2000

Permanent space    =    34548---kb为单位.

******************************************************

******************************************************

HEAP DUMP heap name="top call heap"  desc=067D46D8

heap name="top call heap"----这个PGA中的CGA信息

 extent sz=0x213c alt=92 het=32767 rec=0 flg=2 opc=3

 parent=00000000 owner=00000000 nex=00000000 xsz=0xfffc

EXTENT 0 addr=07BF0004

  Chunk  7bf000c sz=    32828    perm      "perm           "  alo=136

  Chunk  7bf8048 sz=    30552    free      "               "

  Chunk  7bff7a0 sz=     1072    recreate  "callheap       "  latch=00000000

     ds  67d3d00 sz=     1072 ct=        1

  Chunk  7bffbd0 sz=     1072    recreate  "callheap       "  latch=00000000

     ds  67d3d68 sz=     1072 ct=        1

Total heap size    =    65524

FREE LISTS:

 Bucket 0 size=44

 Bucket 1 size=76

 Bucket 2 size=96

 Bucket 3 size=140

 Bucket 4 size=236

 Bucket 5 size=268

 Bucket 6 size=524

 Bucket 7 size=1036

 Bucket 8 size=2060

 Bucket 9 size=4108

 Bucket 10 size=8204

 Bucket 11 size=16396

  Chunk  7bf8048 sz=    30552    free      "               "

 Bucket 12 size=32780

 Bucket 13 size=65548

 Bucket 14 size=131084

 Bucket 15 size=262156

 Bucket 16 size=524300

 Bucket 17 size=2097164

Total free space   =    30552

UNPINNED RECREATABLE CHUNKS (lru first):

PERMANENT CHUNKS:

  Chunk  7bf000c sz=    32828    perm      "perm           "  alo=136

Permanent space    =    32828

******************************************************

******************************************************

HEAP DUMP heap name="top uga heap"  desc=067D47F8

  heap name="top uga heap"---这个PGA中的UGA信息

 extent sz=0xffdc alt=92 het=32767 rec=0 flg=2 opc=3

 parent=00000000 owner=00000000 nex=00000000 xsz=0x1fffc

EXTENT 0 addr=07C00004

  Chunk  7c0000c sz=       48    free      "               "

  Chunk  7c0003c sz=    65476    recreate  "session heap   "  latch=00000000

     ds  7be7490 sz=    65476 ct=        1

Total heap size    =    65524

FREE LISTS:

 Bucket 0 size=44

  Chunk  7c0000c sz=       48    free      "               "

 Bucket 1 size=76

 Bucket 2 size=96

 Bucket 3 size=140

 Bucket 4 size=236

 Bucket 5 size=268

 Bucket 6 size=524

 Bucket 7 size=1036

 Bucket 8 size=2060

 Bucket 9 size=4108

 Bucket 10 size=8204

 Bucket 11 size=16396

 Bucket 12 size=32780

 Bucket 13 size=65548

 Bucket 14 size=131084

 Bucket 15 size=262156

 Bucket 16 size=524300

 Bucket 17 size=2097164

Total free space   =       48

UNPINNED RECREATABLE CHUNKS (lru first):

PERMANENT CHUNKS:

Permanent space    =        0

******************************************************

这上面有一些还没搞清楚.所以在这里就没做解释.

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