{"id":912,"date":"2012-04-11T11:04:05","date_gmt":"2012-04-11T07:04:05","guid":{"rendered":"http:\/\/www.unixpin.com\/wordpress\/?p=912"},"modified":"2013-11-06T12:34:43","modified_gmt":"2013-11-06T08:34:43","slug":"algith-mpxio","status":"publish","type":"post","link":"https:\/\/www.unixpin.com\/?p=912","title":{"rendered":"\u0410\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u044b \u043c\u0443\u043b\u044c\u0442\u0438\u043f\u0430\u0442\u0438\u043d\u0433\u0430 MPxIO (STMS) \u0434\u043b\u044f \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 Hitachi Hi-End"},"content":{"rendered":"<p>MPxIO \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c load-balance \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u044b<br \/>\nround-robin<br \/>\nlogical-block<br \/>\nnone<br \/>\n\u041e\u0431\u044b\u0447\u043d\u043e, \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u043e\u043f\u0446\u0438\u044f load-balance=&#187;round-robin&#187; \u0432 \u0444\u0430\u0439\u043b\u0435 \/kernel\/drv\/scsi_vhci.conf .<br \/>\n\u041d\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430\u0445 Hitachi USP, USPV, VSP  (\u0438 \u0434\u0440\u0443\u0433\u0438\u0445 \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0445 \u0432 active-active \u0440\u0435\u0436\u0438\u043c\u0435) \u044d\u0442\u043e \u043f\u0440\u0438\u0432\u043e\u0434\u0438\u0442 \u043a \u0442\u043e\u043c\u0443, \u0447\u0442\u043e  \u043a\u0430\u0436\u0434\u0430\u044f scsi-\u043a\u043e\u043c\u0430\u043d\u0434\u0430 \u043e\u0442\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442 \u043d\u0430 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u043c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0435, \u043f\u0440\u0438 \u044d\u0442\u043e\u043c \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u0438\u0442 \u0437\u0430\u0434\u0435\u0440\u0436\u043a\u0430 (rotational delay \u043d\u0430 \u0434\u0438\u0441\u043a\u0435, \u0441\u0438\u0441\u0442\u0435\u043c\u0430 \u0436\u0434\u0435\u0442 \u043f\u043e\u043a\u0430 \u0434\u0438\u0441\u043a \u0441\u0434\u0435\u043b\u0430\u0435\u0442 \u043e\u0431\u043e\u0440\u043e\u0442). \u041e\u0441\u043e\u0431\u0435\u043d\u043d\u043e \u0437\u0430\u043c\u0435\u0442\u043d\u043e \u044d\u0442\u043e \u043d\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u044f\u0445 \u0432\u0432\u043e\u0434\u0430-\u0432\u044b\u0432\u043e\u0434\u0430 \u0438 \u043d\u0430 \u0441\u0442\u0440\u0430\u0439\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u044b\u0445 \u0442\u043e\u043c\u0430\u0445 vxvm \u0438\u043b\u0438 svm \u0441\u043e \u0441\u0442\u0440\u0430\u0439\u043f\u043e\u043c 16\u043a\u0431.<br \/>\n\u0427\u0442\u043e\u0431\u044b \u044d\u0442\u043e\u0433\u043e \u0438\u0437\u0431\u0435\u0436\u0430\u0442\u044c,<br \/>\n<!--more--><br \/>\n\u0432\u043a\u043b\u044e\u0447\u0430\u0435\u043c \u0440\u0435\u0436\u0438\u043c \u0431\u0430\u043b\u0430\u043d\u0441\u0438\u0440\u043e\u0432\u043a\u0438 \u043d\u0430\u0433\u0440\u0443\u0437\u043a\u0438 &#171;logical block&#187; \u0434\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u044b\u0445 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 (\u043c\u0430\u0441\u0441\u0438\u0432 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u043e \u0432\u044b\u0432\u043e\u0434\u0443 \u043a\u043e\u043c\u0430\u043d\u0434 &#8216;<a href=\"\/wordpress\/2011\/11\/24\/luxadm-1\/\">luxadm<\/a> inqure&#8217; \u0438\u043b\u0438 &#8216;<a href=\"\/wordpress\/2009\/09\/21\/solaris-multipating-mpxio-stms\/\">mpathadm<\/a> show lu&#8217;).<\/p>\n<p><code># mpathadm show lu \/dev\/rdsk\/c0t60060E80164E6F0000014E6F00000201d0s2 |egrep \"Vendor|Product\"<br \/>\n        Vendor:  HITACHI<br \/>\n        Product:  OPEN-V      -SUN<\/code><\/p>\n<p>\u0414\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u043c \u0432 \/kernel\/drv\/scsi_vhci.conf ( <strong>\u0434\u043b\u044f Solaris 11 \/etc\/driver\/drv\/scsi-vhci.conf <\/strong>) \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0435 \u0441\u0442\u0440\u043e\u043a\u0438<br \/>\n<code>device-type-mpxio-options-list =<br \/>\n\"device-type=<strong>HITACHI OPEN-V      -SUN<\/strong>\", \"load-balance-options=logical-block-options\";<br \/>\nlogical-block-options=\"load-balance=logical-block\", \"region-size=<strong>15<\/strong>\";<\/code><\/p>\n<p>\u041e\u043f\u0446\u0438\u044f &#171;region-size=<strong>N<\/strong>&#187; \u043e\u0437\u043d\u0430\u0447\u0430\u0435\u0442 (2^N)*512-\u0431\u0430\u0439\u0442\u043d\u044b\u0445 \u0431\u043b\u043e\u043a\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0440\u043e\u0439\u0434\u0443\u0442 \u043f\u043e \u043e\u0434\u043d\u043e\u043c\u0443 \u043f\u0443\u0442\u0438, \u0437\u0430\u0442\u0435\u043c  \u043f\u0443\u0442\u044c \u043f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f. \u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 N=15  2^15 = 32768  = area of 16MB<\/p>\n<p>\u0427\u0442\u043e\u0431\u044b \u043d\u043e\u0432\u044b\u0439 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c \u0431\u0430\u043b\u0430\u043d\u0441\u0438\u0440\u043e\u0432\u043a\u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u0438\u043b\u0441\u044f &#8212; \u0442\u0440\u0435\u0431\u0443\u0435\u0442\u0441\u044f \u043f\u0435\u0440\u0435\u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0430.<\/p>\n<p>\u0421\u0441\u044b\u043b\u043a\u0438 \u0432 \u0442\u0435\u043c\u0443:<\/p>\n<ul>\n<li><a href=\"http:\/\/www.sunshack.org\/data\/sh\/2.1.8\/infoserver.central\/data\/syshbk\/collections\/INFODOC\/1-9-76505-1.html\">SAN 4.4: Logical block MPxIO load balancing method<\/a><\/li>\n<li><a href=\"https:\/\/supporthtml.oracle.com\/epmos\/faces\/ui\/km\/DocContentDisplay.jspx?_afrLoop=244413782937000&#038;id=1004918.1&#038;_afrWindowMode=0&#038;_adf.ctrl-state=vikmy13t2_272\">Logical block MPxIO load balancing method [ID 1004918.1]<\/a><\/li>\n<li><a href=\"https:\/\/supporthtml.oracle.com\/epmos\/faces\/ui\/km\/DocumentDisplay.jspx?id=1001937.1\">Performance Degradation with MPxIO and Symmetric Devices (Sun Storedge[TM] 99xx\/3510 and Sun Fire[TM] v880) [ID 1001937.1]<\/a>\t<\/li>\n<\/ul>\n<p>UPDATE 20131106<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MPxIO \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c load-balance \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u044b round-robin logical-block none \u041e\u0431\u044b\u0447\u043d\u043e, \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u043e\u043f\u0446\u0438\u044f load-balance=&#187;round-robin&#187; \u0432 \u0444\u0430\u0439\u043b\u0435 \/kernel\/drv\/scsi_vhci.conf . \u041d\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430\u0445 Hitachi USP, USPV, VSP (\u0438 \u0434\u0440\u0443\u0433\u0438\u0445 \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0445 \u0432 active-active \u0440\u0435\u0436\u0438\u043c\u0435) \u044d\u0442\u043e \u043f\u0440\u0438\u0432\u043e\u0434\u0438\u0442 \u043a \u0442\u043e\u043c\u0443, \u0447\u0442\u043e \u043a\u0430\u0436\u0434\u0430\u044f scsi-\u043a\u043e\u043c\u0430\u043d\u0434\u0430 \u043e\u0442\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442 \u043d\u0430 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u043c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0435, \u043f\u0440\u0438 \u044d\u0442\u043e\u043c \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u0438\u0442 \u0437\u0430\u0434\u0435\u0440\u0436\u043a\u0430 (rotational delay \u043d\u0430 \u0434\u0438\u0441\u043a\u0435, \u0441\u0438\u0441\u0442\u0435\u043c\u0430 \u0436\u0434\u0435\u0442 \u043f\u043e\u043a\u0430 \u0434\u0438\u0441\u043a \u0441\u0434\u0435\u043b\u0430\u0435\u0442 \u043e\u0431\u043e\u0440\u043e\u0442). \u041e\u0441\u043e\u0431\u0435\u043d\u043d\u043e \u0437\u0430\u043c\u0435\u0442\u043d\u043e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[98,3,4],"tags":[95,966,729,739,963,27,964,965],"class_list":["post-912","post","type-post","status-publish","format-standard","hentry","category-hardware-hds","category-sun","category-solaris","tag-hds","tag-logical-block","tag-mpxio","tag-round-robin","tag-stms-luxadm","tag-unix-solaris","tag-usp","tag-vsp"],"_links":{"self":[{"href":"https:\/\/www.unixpin.com\/index.php?rest_route=\/wp\/v2\/posts\/912","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.unixpin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.unixpin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.unixpin.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.unixpin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=912"}],"version-history":[{"count":7,"href":"https:\/\/www.unixpin.com\/index.php?rest_route=\/wp\/v2\/posts\/912\/revisions"}],"predecessor-version":[{"id":997,"href":"https:\/\/www.unixpin.com\/index.php?rest_route=\/wp\/v2\/posts\/912\/revisions\/997"}],"wp:attachment":[{"href":"https:\/\/www.unixpin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.unixpin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.unixpin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}