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���Φs��O����@ Proxy Server ���į�C��P�ɤ]�n�I�X�Y�إN��A�]���z�N�L�k�A�ѽ֦b�s�� Proxy Server �H�ΥL�̦b�ШD���ǭ����C

�i�H�N obj.conf �ɮפ����U�C��O�ܬ��`�(Ӱ��� Proxy Server �s��O��G

Init fn="flex-init" access="$accesslog" format.access="%Ses->client.ip% - %Req->vars.auth-user% [%SYSDATE%] \"%Req->reqpb.clf-request%\" %Req->srvhdrs.clf-status% %Req->srvhdrs.content-length%"
...
AddLog fn="flex-log" name="access"

ACL �֨�ծ�

�̹w�]�AProxy Server �N�ϥΪ̩M�s�ջ{�ҵ��G�s��b ACL �ϥΪ̧֨�C�i�H�ϥ� magnus.conf �ɮפ��� ACLCacheLifetime ��O�ӱ��� ACL �ϥΪ̧֨��Įɶ��C�C���ѷӧ֨��Y�Ӷ��خɡA���N�p���ͩR�g�h��ˬd ACLCacheLifetime�C�p�G�����ت��ͩR�g�dj��ε��� ACLCacheLifetime�A�h���|�ϥΥ��C

ACLCacheLifetime ���w�]�Ȭ� 120 ��A�o�N��� Proxy Server �b����j�ɶ����i�ण�|�P LDAP ��A���P�B�C�N�ȳ]�w�� 0 (�s) �|�ϧ֨���A�åB�b�C���ϥΪ̻{�Үɳ��|�j�� Proxy Server �d�� LDAP ��A���C�b��@�s���ɡA�o�|�� Proxy Server ���įಣ�ͤ��}�v�T�C��p�G�]�w��j�� ACLCacheLifetime �ȡA�h�b�C���ܧ� LDAP ���ث�A�i�ೣ�ݭn���s�Ұ� Proxy Server�A�]���o�˰��N�j�� Proxy Server �d�� LDAP ��A���C�ȷ� LDAP �ؿ�g�`�ܧ󪺥i��ʤ��j�ɤ~�ݭn�]�w�@�Ӹ�j���ȡC

ACLUserCacheSize �O magnus.conf ���@�ӰѼơA���t�m�̦h�i�H�O�d�b�֨����ؼơC�w�]�Ȭ� 200�C�s���رN�W�[�ܲM�檺�}�Y�A��֨�F���̤j�j�p�ɡA�N�A�`��M�楽�*����إH���\�إ߷s���ءC

�٥i�H�ϥ� ACLGroupCacheSize �Ѽƨӳ]�w�C�ӨϥΪ̶��س̦h�i�H�֨�s�զ����ơC�w�]�Ȭ� 4�C��Ѫ��O�A�N���|�֨�s�դ��D�����ϥΪ̡A�o�N�ɭP�C�ӽШD���n�i��ƭ� LDAP �ؿ�s��C

�w�İϤj�p

�i�H��w�ǰe�w�İϪ��j�p (SndBufSize) �H�Φ�A���q�T�ݳB�������w�İ� (RcvBufSize) �j�p�C�i�H�b magnus.conf �ɮפ��t�m�o�ǰѼơA��ij���Ѽƭȷ|�]�� UNIX �M Linux �@�~�t�Ϊ��t���Ӧ��Ҥ��P�C�аѾ\�@�~�t�Τ��H�K���T�a�]�w�o�ǰѼơC

�s�u�O��

�ϥ� magnus.conf �ɮפ��� AcceptTimeout ��O�i�H��w��A�����ݨӦۥΤ�ݪ���ƨ�F����ơA���ɶ��L��N��s�u�C�p�G�O�ɮɶ��w����Ƥ�����F�A�N��s�u�C�̹w�]�A�N�����]�w�� 30 ��C�b�h�Ʊ��p�U�A���ݭn�ܧ󦹶��]�w�C�N���ȳ]�w���֩�w�]�ȥi�H�)����A��]�i��]�����_�P�s�u�t�׸�C���ϥΪ̪��s�u�C

��~�O��h��

�W�j server.xml �ɮת� LOG �аO�� loglevel �ݩʪ��ȷ|�Ϧ�A���b��~�O��ͻP�x�s��h��T�C��O�o�˪��ܡA�|�b�N���ؼg�J���ɮ׮ɹ�įಣ�ͤ��}�v�T�C�u�b����D����ɼW�j�O��A�b���B�����ƸѼҦ��ɱN�O��̤p�ơC

�w���ʻݨD

�ҥ� SSL �i���@ Proxy Server ���p�K�ʻP�w���ʡA��P�ɷ|�v�T�į�A�]����ƫʥ]���[�K�P�ѱK���|�ӥήį�C�i��Q�n�Ҽ{�N�[�K�P�ѱK���B�z�൹�w��[�t�d�ӧ����C

Solaris �ɮרt�Χ֨�

Proxy Server �֨�ä��x�s�b�H��s��O���餤�C�C���q�֨��^����ɡA�ɮת��s��O�w���ɮרt�ζi�檺�C�i��Q�n�Ҽ{�ϥ� Solaris ���ɮרt�Χ֨�N Proxy Server �֨�w���J�ܰO���餤�C���۱N�q�O����Ӥ��O�ɮרt���^��֨��ɮסC


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����ӹ�ұM�� SAF (��A��3�ε{�����) �M�@�ӥ���ѼơA�i�H�ϥΥ��̨Ӱt�m Proxy Server �����O�ɭȡC

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init-proxy SAF (obj.conf)

init-proxy ��ƥΨӪ�l�� Proxy Server �������]�w�C�|�b Proxy Server ��l�ƴv��I�s����ơA����3�b obj.conf �ɮפ���w����ƥH�T�O�Ȥw���T��l�ơC

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Init fn=init-proxy
  timeout=
seconds
  timeout-2=seconds

�b�W�Ҥ��A�i�H�N�U�C�Ѽƪ����M�Ω� Proxy Server �� init-proxy SAF �O�ɳ]�w�G

http-client-config SAF (obj.conf)

http-client-config ��ƥΨӰt�m Proxy Server �� HTTP �Τ�ݡC

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Init fn=http-client-config
  keep-alive=(true|false)
  keep-alive-timeout=
seconds
  always-use-keep-alive=(true|false)
  protocol=
HTTP Protocol
  proxy-agent="Proxy-agent HTTP request header"

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KeepAliveTimeout (magnus.conf)

���ѼƽT�w��A���O��Τ�ݻP��A������ HTTP ����@�γs�u�Υä[�ʳs�u�}�Ҫ��̪�ɶ� (��)�C��w�]�Ȭ� 30 ��C�p�G���m�ɶ��W�L 30 ��A�s�u�N�|�O�ɡC�̤j�Ȭ� 300 �� (5 ����)�C


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magnus.conf �ɮפ����O�ɳ]�w�N�M�Ω�Τ�ݻP Proxy Server �������s�u�Cobj.conf �ɮת� http-client-config SAF �����O�ɳ]�w�N�M�Ω� Proxy Server �M��l��A�������s�u�C



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Proxy Server ���@�į઺�覡�O�q����֨��Ѥ��A�Ӥ��O�q��l��A����o���C�o�Ӥ�k���@�ӯ��I�A�N�O�i��|���Ѥw�g�L�j����C

Proxy Server �i�H����ˬd�ӽT�w���O�_���̷s�����A�p�G�T�w����ª����A�N�|���s��z�֨��C�u3�b���n�ɰ�榹����s�ˬd�A�]���W�c�a�ˬd���i��|���C Proxy Server ������į�C

�b [Caching] ���Ҫ� [Set Cache Specifics] �������t�m��s�ˬd�C�w�]�]�w���C��p���ˬd�O�_���s�������C����T�z�L max-uncheck �ѼƦb ObjectType ��O���i��t�m�C

�Y�n�b���@��A���į઺�P�ɽT�O��󬰳̷s�����A�Цۭq��s�ˬd�A��k�O���X last-modified �]�(ӽT�w�X�z�����ϥδm��C

Last-Modified �]��

last-modified �]�%ΨӷL�դ���s�B�z�C���]�&��U��ھڤw���O���e�ܧ�ӽT�w����ܧ󪺥i��ʡC

last-modified �]�,O���� .02 �M 1.0 �������<ơC�N�H���ƥح��H��󪺹�ڤW���ק�ɶ��P�W���������s�ˬd���ɶ����������j�A�M��N���ͪ��ƥػP�W����s�ˬd�H�Ӫ��ɶ��[�H���C�p�G���ƥؤp��ɶ����j�A�h��ܤ��|���L�aC��p�G���j��ɶ����j�A�h��ܤ��w�L�aA�ӥB�|�q��l��A����o�s�����C

last-modified �]�%i�ϱz�T�O��̪��ܧ󪺤���ˬd�W�v������ª�����ˬd�W�v�C

3�N last-modified �]�3]�w�b 0.1 �M 0.2 �����C


DNS �]�w

DNS �O�ΨӱN�з� IP ��}�P�D��W�٬����p���t�ΡC�p�G���X�z�t�m���t�ΡA���i��|��Φ���Ȫ� Proxy Server �귽�C�Y�n�Ϯį�̨ΤơA�ЦҼ{���U�C�ʧ@�G


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magnus.conf �ɮפ��� RqThrottle �ѼƥΨӫ�w Proxy Server ���B�z���P�B�@�~�ƥ󪺳̤j�ƥءC�w�]�Ȭ� 128�C�i�z�L�ܧ󦹼ƭȨӽվ��A���A�N��檺�@�~�ƥ󪺩��ɴ�̧ܳC�C

�Y�n�p��P�B�ШD���ƥءA��A���|��@�Τ��ШD���ƥضi��p�ơA���@�ӷs���ШD��F�ɱN�ƥؼW�[�@�A�����Y�ӽШD�ɱN�ƥش�h�@�C�s�ШD��F�ɡA��A���|�d�ݥ��b�B�z���ШD�ƬO�_�w�F��̤j�ƥءC�p�G�w�g�F�쭭��A���N�?�B�z�s�ШD�A���ܧ@�Τ��ШD���ƥح���̤j�ƥؤ��U�C

�z�L�˵� perfdump ���ͪ���ƪ� SessionCreationInfo ���!A�άO�˵� proxystats.xml ��ơA�i�H�ʵ�P�B�ШD���ƥءC�i�H�z�L����T�T�w�P�����`�� (����) �ۤ�A�P�B (�y�p) �ШD���̤j�ƥءC�U�C��T�Ӧ� perfdump ��X�G

SessionCreationInfo:
------------------------
Active Sessions          1
Keep-Alive Sessions      0
Total Sessions Created   48/128

Active Sessions ��ܥثe���b���ШD���ѪA�Ȫ����q�@�~ (�ШD�B�z����) �ƥءCKeep-Alive Sessions �P Active Sessions ����A��M�Ω��X�Τ�ݬO�_���b�ШD����@�γs�u�CTotal Sessions Created ��ܤw�إߪ����q�@�~�ƤΤ��\���̤j���q�@�~�ƥءC�o�ǬO RqThrottle �Ȫ��̤p�P�̤j�ȡC


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RqThrottleMin �O��A���b�Ұʮɪ�l�ƪ�����̤p�ƥءC�w�]�Ȭ� 48�C���ѼƤ]�i�H�b magnus.conf �ɮפ��]�w�A��b�w�]���A�U���|��ܡC


��F�w�t�m����̤j�ƥبä��@�w���n�A�p�G�ݨ����T���A�ä��ݭn�۰ʼW�[ RqThrottle �ȡC��F�������ܦ�A���b�y�p�t��ɻݭn�o��h������A��u�n��A�����ήɬ��ШD���ѪA�ȡA�Y��ܹ��A�����ծլO�A�?�C��b�o�ر��p�U�A�s�u�|�b�s�u��C���ƶ��A�i��|�Ϩ䷸��C�p�G�w���ˬd perfdump ��X�ê`�N��إߪ����q�@�~�`�Ƹg�`���� RqThrottle �̤j�ȡA�h�ЦҼ{�W�j�����C

�A�X�� RqThrottle �Ƚd�򤶩� 100 �� 500 �����A��t��p�өw�C


�ǤJ�s�u��

�i�H�ϥ� KeepAlive* �� magnus.conf ��������]�w (�]�A�U�C�]�w) �ӽծնǤJ�s�u�!G


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FTP �M��e��

�i��Q�n�ק� FTP �M�檺�e�סA�Ϩ��ŦX�z���ݨD�C�W�[�M��e�ץi��ܧ���ɮצW�A�q�Ӵ�ֹ��ɮצW�٪��I�_�C�w�]�e�׬� 80 �Ӧr���C

�i�H��� Server Manager �� [Preferences] ���ҩ��U�� [Tune Proxy] �s���ӭק� FTP �M��e�סC


�֨�[�c

�i�H�z�L�X�z�a�]�p�֨�[�c�Ӵ��@��A�����į�C�]�p�֨�[�c�ɽаO��H�U��ij�G

���T���֨�]�w��� Proxy Server ���į�Ө��D�`���n�C�b�]�p�N�z��A���֨�[�c�ɡA�ݭn�O�?�̭��n�W�h�O�%��t��C3�N�֨�]�w���C�Ӥ3ΰϤj�� 1 GB�A�ӥB3�Ϩ��h�ӺϺлP�h�ӺϺб���C�o�ؽs�ƴ��ѤF��ϥγ�@���j�e�q�֨��֪��ɮ׫إ߻P�^��t�סC


�֨�妸��s

�֨�妸��s�\��i��z�q��w����w���J�ɮסA�άO��֨�w�������i���s�ˬd�C�q�`�|�b Proxy Server �W���t��B��̧C��ɱҰʦ��\��C�i�H�z�L [Cache Batch Updates] ���ӫإߡB�s��M�R�� URL �妸�H�αҥΩM���Χ妸��s�\��C

�i�H�z�L��w�n�妸��s���ɮרӥD�ʦa (�Ӥ��O��ݭn) �֨�e�CProxy Server �i��z��֨�{�����Y�z���ɮװ���s�ˬd�A�άO�w���J�Y�Ӻ�����h���ɮסC

�b����A���P�N�z��A�����j������A�޲z��i��Q�n�ϥΧ妸��s�ӹw���J Web �����w�ϰ�C�妸�{�DZN���󤤪��Ҧ��s����滼�j�U���A�b����֨�e�C�o�ӥ\���󻷺ݦ�A���Ө��i��O�ӭt��A�]���b�ϥήɽФp�ߡC�i�H�Ĩ�@�DZ��I�Ө���{�ǵL���fa��滼�j�A�z�L bu.conf �t�m�ɮפ����Ѽƥi�H�惡�{�Ƕi��@�w�{�ת�����C

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�귽�^��

�귽�^���O�ˬd Proxy Server �֨�ò����� (�L��) �ɮת��{�ǡC�귽�^���O�@�ӻݭn�ӶO�j�q�귽���{�ǡA�]���i��ݭn�ծլY�Ǹ귽�^���]�w�H���@��į�C

�U�C�Ѽƴ��ѤF�L�ո귽�^���{�Ǫ��\��C�i�H�˵�έק� [Tune Garbage Collection] ���W���o�ǰѼơA��� Server Manager �� [Caching] ���ҩ��U�� [Tune GC] �Y�i���o�ǰѼơC

���`�]�t�H�U�D�D�G

gc hi margin percent �ܼ�

gc hi margin percent �ܼƥΨӱ���̤j�֨�j�p���ʤ$�A��F���ʤ$�ɱNIJ�o�귽�^���C

���ȥ������� gc lo margin percent ���ȡC

gc hi margin percent �����Ľd��O 10% �� 100%�C�w�]�Ȭ� 80% (��F�֨�e�q�� 80% �ɱNIJ�o�귽�^��)�C

gc lo margin percent �ܼ�

gc lo margin percent �ܼƥΨӱ���귽�^�������ؼг̤j�֨�j�p�ʤ$�C

���ȥ����C�� gc hi margin percent ���ȡC

gc lo margin percent �����Ľd��O 5% �� 100%�C�w�]�Ȭ� 70% (�ؼЬ��b�귽�^����ϧ֨��e�v�F�� 70%)�C

gc extra margin percent �ܼ�

�p�GIJ�o�귽�^������]���O�ѩ�3ΰϪ��j�p���񤹳\���̤j�j�p (gc hi margin percent)�A�귽�^�����N�|�ϥ� gc extra margin percent �ܼƳ]�w���ʤ$�ӽT�w�n�������֨�ʤ$�C

gc extra margin percent �����Ľd��O 0% �� 100%�C�w�]�Ȭ� 30% (�����{���֨��ɮת� 30%)�C

gc leave fs full percent �ܼ�

gc leave fs full percent �ȽT�w�֨�3ΰϤj�p���ʤ$�A�C�󦹦ʤ$�ɱN���|�i��귽�^���C���ȥi�קK��Y�Ө�L3�ε{���W��ϺЪŶ��ɸ귽�^���������֨��Ҧ��ɮסC

gc leave fs full percent �����Ľd�� 0% (���\��������) �� 100% (����������ɮ�)�C�w�]�Ȭ� 60% (���\�֨�j�p�Y�p���ثe�j�p�� 60%)�C


Solaris �į�ծ�

�i�H�ϥ� Solaris �֤ߤ����U�ذѼƨӷL�� Proxy Server �į�C�U��C�X�F�䤤�����0ѼơC

�� B-1 Solaris �į�ծհѼ�

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rlim_fd_max

/etc/system

1024

8192

�B�z�}���ɮ״y�z������C3�N�w�j��t�� (�Ω����q�T�ݡB�ɮשM�޹D�A�p�G������) �p��b���C

rlim_fd_cur

/etc/system

64

8192

 

sq_max_size

/etc/system

2

0

�����y�X�ʵ{����C�j�p�C�N���ѼƳ]�w�� 0 �|�Ϩ�㦳�L���j�p�A�o�ˮį઺���N���|�]���ʤֽw�İϪŶ��Ө��v�T�C�]�Цb�Τ�ݳ]�w���ѼơC

tcp_close_wait_interval

ndd/dev/tcp

240000

60000

�]�Цb�Τ�ݳ]�w���ѼơC

tcp_conn_req_max_q

ndd/dev/tcp

128

1024

 

tcp_conn_req_max_q0

ndd/dev/tcp

1024

4096

 

tcp_ip_abort_interval

ndd/dev/tcp

480000

60000

 

tcp_keepalive_interval

ndd/dev/tcp

7200000

900000

�p�G�O�y�q��j����A�д�֦��ȡC

tcp_rexmit_interval_initial

ndd/dev/tcp

3000

3000

�p�G���s�ǿ�j�� 30-40%�A�мW�[���ȡC

tcp_rexmit_interval_max

ndd/dev/tcp

240000

10000

 

tcp_rexmit_interval_min

ndd/dev/tcp

200

3000

 

tcp_smallest_anon_port

ndd/dev/tcp

32768

1024

�]�Цb�Τ�ݳ]�w���ѼơC

tcp_slow_start_initial

ndd/dev/tcp

1

2

�i���L�[�ֶ֤q��ƪ��ǿ�t�סC

tcp_xmit_hiwat

ndd/dev/tcp

8129

32768

�ϥΦ��Ѽƥi�W�j�ǿ�w�İϡC

tcp_recv_hiwat

ndd/dev/tcp

8129

32768

�ϥΦ��Ѽƥi�W�j�����w�İϡC

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