{"id":281,"date":"2011-11-12T23:57:43","date_gmt":"2011-11-12T15:57:43","guid":{"rendered":"https:\/\/yangtingkun.net\/?p=281"},"modified":"2011-11-13T01:02:29","modified_gmt":"2011-11-12T17:02:29","slug":"11-2%e6%95%b0%e6%8d%ae%e5%ba%93%e7%99%bb%e5%bd%95%e5%87%ba%e7%8e%b0library-cache-lock%e7%ad%89%e5%be%85%ef%bc%88%e4%ba%8c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/yangtingkun.net\/?p=281","title":{"rendered":"11.2\u6570\u636e\u5e93\u767b\u5f55\u51fa\u73b0library cache lock\u7b49\u5f85\uff08\u4e8c\uff09"},"content":{"rendered":"<p>\u5ba2\u6237\u768411.2.0.2 RAC for Linux X86-64\u73af\u5883\u7684\u6570\u636e\u5e93\u5728\u767b\u5f55\u65f6\uff0c\u53d1\u73b0\u51fa\u73b0\u957f\u65f6\u95f4\u7b49\u5f85\u3002<br \/>\n\u8fd9\u4e00\u7bc7\u63cf\u8ff0\u73b0\u8c61\u91cd\u73b0\u8fc7\u7a0b\u3002<br \/>\n11.2\u6570\u636e\u5e93\u767b\u5f55\u51fa\u73b0library cache lock\u7b49\u5f85\uff08\u4e00\uff09\uff1a<a href=\"https:\/\/yangtingkun.net\/?p=279\">https:\/\/yangtingkun.net\/?p=279<\/a><br \/>\n\u4e0a\u4e00\u7bc7\u63cf\u8ff0\u4e86\u5ba2\u6237\u768411.2.0.2 RAC for Linux X86-64\u73af\u5883\u51fa\u73b0library cache lock\u7684\u95ee\u9898\uff0c\u540c\u4e8b\u56de\u6765\u540e\u60f3\u8981\u6a21\u62df\u8fd9\u4e2a\u73b0\u8c61\uff0c\u5728Windows\u73af\u5883\u4e0b\u768411.2.0.1\u4e0a\u5374\u6ca1\u6709\u6a21\u62df\u51fa\u6765\uff0c\u6211\u4e5f\u5728Windows\u4e0a\u768411.2.0.1\u4e0a\u5c1d\u8bd5\u4e86\u4e00\u4e0b\uff0c\u7ed3\u679c\u6ca1\u6709\u51fa\u73b0library cache lock\u7b49\u5f85\uff0c\u4f46\u662f\u51fa\u73b0\u4e86row cache lock\u7b49\u5f85\u4e8b\u4ef6\u3002<br \/>\n\u6d4b\u8bd5\u6b65\u9aa4\u5f88\u7b80\u5355\uff0c\u5f00\u542f\u4e09\u4e2asqlplus\uff0c\u5176\u4e2d\u4e00\u4e2a\u8bbe\u7f6eSET TIME ON\uff0c\u83b7\u53d6\u65f6\u95f4\u4fe1\u606f\uff0c\u5e76\u4e0d\u65ad\u7684\u5df2\u9519\u8bef\u7684\u7528\u6237\u540d\u5bc6\u7801\u5c1d\u8bd5\u8fde\u63a5\u6570\u636e\u5e93\u3002\u53e6\u4e00\u4e2a\u4f1a\u8bdd\u4ee5\u6b63\u786e\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u8fde\u63a5\u5230\u6570\u636e\u5e93\uff0c\u8bbe\u7f6eSQLPROMPT\u4e3aSQL2>\uff0c\u4ee5\u4fbf\u4e8e\u548c\u7b2c\u4e00\u4e2a\u4f1a\u8bdd\u533a\u522b\u3002\u6700\u540e\u4e00\u4e2a\u4f1a\u8bdd\u4ee5SYS\u767b\u5f55\u6570\u636e\u5e93\uff0c\u68c0\u67e5\u4f1a\u8bdd\u7684\u7b49\u5f85\u72b6\u6001\uff1a<\/p>\n<pre lang='SQL'>SQL> SET TIME ON\r\n08:34:41 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:34:42 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:34:42 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:34:43 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:34:44 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:34:46 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:34:49 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:34:54 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:34:59 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:35:05 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:35:12 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:35:21 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:35:30 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:35:40 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:35:50 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:36:01 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:36:01 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:36:01 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:36:01 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:36:02 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:36:05 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n.\r\n.\r\n.\r\n08:38:00 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:38:10 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:38:20 SQL> CONN TEST\/A@192.25.1.100\/TEST112\r\nERROR:\r\nORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd\r\n\r\n08:38:30 SQL><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u4f1a\u8bdd1\u767b\u5f55\u5931\u8d25\u7684\u7b49\u5f85\u65f6\u95f4\u4ece1\u79d2\u6162\u6162\u6da8\u5230\u4e8610\u79d2\uff0c\u968f\u540e\u53c8\u7f29\u77ed\u52301\u79d2\u4ee5\u5185\uff0c\u6700\u540e\u53c8\u4e00\u6b21\u6da8\u5230\u4e8610\u79d2\u3002<br \/>\n\u4e4b\u6240\u4ee5\u7b49\u5f85\u65f6\u95f4\u88ab\u91cd\u7f6e\uff0c\u662f\u56e0\u4e3a\u4f1a\u8bdd2\u4e0a\u6210\u529f\u7684\u6267\u884c\u4e00\u6b21\u767b\u5f55\uff1a<\/p>\n<pre lang='SQL'>SQL> CONN TEST\/TEST@192.25.1.100\/TEST112\r\n\u5df2\u8fde\u63a5\u3002\r\nSQL> SET SQLP 'SQL2> '\r\nSQL2> CONN TEST\/TEST@192.25.1.100\/TEST112\r\n\u5df2\u8fde\u63a5\u3002\r\nSQL2> <\/pre>\n<p>\u4f1a\u8bdd2\u7684\u767b\u5f55\u6210\u529f\uff0c\u4f7f\u5f97\u4f1a\u8bdd1\u4e0a10\u79d2\u7684\u5ef6\u8fdf\u9a8c\u8bc1\u88ab\u91cd\u7f6e\u52301\u79d2\u4ee5\u5185\u3002<br \/>\n\u6700\u540e\u770b\u4e00\u4e0bV$SESSION\u89c6\u56fe\u67e5\u8be2\u7684\u7b49\u5f85\u4fe1\u606f\uff1a<\/p>\n<pre lang='SQL'>SQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        12            sqlplusw.exe    SQL*Net message from client                         4\r\n        63 TEST       sqlplusw.exe    SQL*Net message from client                        89\r\nSQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        12            sqlplusw.exe    SQL*Net message from client                         2\r\n        63 TEST       sqlplusw.exe    SQL*Net message from client                       103\r\nSQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        12            sqlplusw.exe    SQL*Net message from client                         6\r\n        63 TEST       sqlplusw.exe    SQL*Net message from client                       107\r\nSQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        12            sqlplusw.exe    SQL*Net message from client                         8\r\n        63 TEST       sqlplusw.exe    SQL*Net message from client                       143\r\nSQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        12            sqlplusw.exe    SQL*Net message from client                         1\r\n        63            sqlplusw.exe    row cache lock                                      1\r\nSQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        12            sqlplusw.exe    SQL*Net message from client                         4\r\n        63            sqlplusw.exe    row cache lock                                      4\r\nSQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        12            sqlplusw.exe    SQL*Net message from client                         6\r\n        63            sqlplusw.exe    row cache lock                                      6\r\nSQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        12            sqlplusw.exe    SQL*Net message from client                         9\r\n        63            sqlplusw.exe    row cache lock                                      8\r\nSQL> SELECT SID, USERNAME, PROGRAM, EVENT, SECONDS_IN_WAIT \r\n  2  FROM V$SESSION \r\n  3  WHERE NVL(USERNAME, 'OTHER') != USER \r\n  4  AND NVL(PROGRAM, 'OTHER') NOT LIKE 'ORACLE.EXE%';\r\n       SID USERNAME   PROGRAM         EVENT                                 SECONDS_IN_WAIT\r\n---------- ---------- --------------- ------------------------------------- ---------------\r\n        63 TEST       sqlplusw.exe    SQL*Net message from client                         1\r\n        69            sqlplusw.exe    SQL*Net message from client                         0<\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u5982\u679c\u53ea\u6709\u4e00\u4e2a\u4f1a\u8bdd\u8fde\u63a5\u6570\u636e\u5e93\u5931\u8d25\uff0c\u5219\u4e0d\u4f1a\u5bfc\u81f4\u4efb\u4f55\u5f02\u5e38\u7b49\u5f85\u7684\u51fa\u73b0\uff0c\u5982\u679c\u8fd9\u65f6\u5b58\u5728\u53e6\u4e00\u4e2a\u4f1a\u8bdd\u4ee5\u540c\u6837\u7684\u7528\u6237\u540d\u6765\u8bbf\u95ee\u6570\u636e\u5e93\uff0c\u90a3\u4e48\u4e0d\u7ba1\u8fd9\u4e2a\u7528\u6237\u4f7f\u7528\u7684\u5bc6\u7801\u662f\u5426\u6b63\u786e\uff0c\u90fd\u4f1a\u5f15\u53d1row cache lock\u7b49\u5f85\u4e8b\u4ef6\u3002<br \/>\n\u800c\u540c\u6837\u7684\u6d4b\u8bd5\u572811.2.0.2\u7684\u73af\u5883\u4e2d\uff0c\u51fa\u73b0\u7684\u7b49\u5f85\u662flibrary cache lock\u3002\u68c0\u67e5\u4e86\u4e00\u4e0b\uff0c\u5f53\u524d\u7684row cache lock\u7b49\u5f85\u4e8b\u4ef6\uff0c\u5b9e\u9645\u4e0a\u662f11.2.0.1\u7684\u4e00\u4e2abug\uff1aBug 9720182: DUE TO ROW CACHE LOCK WAIT EVENTS IN DATABASE APPLICATION GOT HUNG\u3002<br \/>\nOracle\u63d0\u4f9b\u4e86\u4e13\u95e8\u7684PATCH\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u5176\u5b9e\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u7684\u6700\u6709\u6548\u7684\u529e\u6cd5\uff0c\u5c31\u662f\u907f\u514d\u7528\u6237\u4f7f\u7528\u4e0d\u6b63\u786e\u7684\u5bc6\u7801\u6765\u8fde\u63a5\u6570\u636e\u5e93\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5ba2\u6237\u768411.2.0.2 RAC for Linux X86-64\u73af\u5883\u7684\u6570\u636e\u5e93\u5728\u767b\u5f55\u65f6\uff0c\u53d1\u73b0\u51fa\u73b0\u957f\u65f6\u95f4\u7b49\u5f85\u3002 \u8fd9\u4e00\u7bc7\u63cf\u8ff0\u73b0\u8c61\u91cd\u73b0\u8fc7\u7a0b\u3002 11.2\u6570\u636e\u5e93\u767b\u5f55\u51fa\u73b0library cache lock\u7b49\u5f85\uff08\u4e00\uff09\uff1ahttps:\/\/yangtingkun.net\/?p=279 \u4e0a\u4e00\u7bc7\u63cf\u8ff0\u4e86\u5ba2\u6237\u768411.2.0.2 RAC for Linux X86-64\u73af\u5883\u51fa\u73b0library cache lock\u7684\u95ee\u9898\uff0c\u540c\u4e8b\u56de\u6765\u540e\u60f3\u8981\u6a21\u62df\u8fd9\u4e2a\u73b0\u8c61\uff0c\u5728Windows\u73af\u5883\u4e0b\u768411.2.0.1\u4e0a\u5374\u6ca1\u6709\u6a21\u62df\u51fa\u6765\uff0c\u6211\u4e5f\u5728Windows\u4e0a\u768411.2.0.1\u4e0a\u5c1d\u8bd5\u4e86\u4e00\u4e0b\uff0c\u7ed3\u679c\u6ca1\u6709\u51fa\u73b0library cache lock\u7b49\u5f85\uff0c\u4f46\u662f\u51fa\u73b0\u4e86row cache lock\u7b49\u5f85\u4e8b\u4ef6\u3002 \u6d4b\u8bd5\u6b65\u9aa4\u5f88\u7b80\u5355\uff0c\u5f00\u542f\u4e09\u4e2asqlplus\uff0c\u5176\u4e2d\u4e00\u4e2a\u8bbe\u7f6eSET TIME ON\uff0c\u83b7\u53d6\u65f6\u95f4\u4fe1\u606f\uff0c\u5e76\u4e0d\u65ad\u7684\u5df2\u9519\u8bef\u7684\u7528\u6237\u540d\u5bc6\u7801\u5c1d\u8bd5\u8fde\u63a5\u6570\u636e\u5e93\u3002\u53e6\u4e00\u4e2a\u4f1a\u8bdd\u4ee5\u6b63\u786e\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u8fde\u63a5\u5230\u6570\u636e\u5e93\uff0c\u8bbe\u7f6eSQLPROMPT\u4e3aSQL2>\uff0c\u4ee5\u4fbf\u4e8e\u548c\u7b2c\u4e00\u4e2a\u4f1a\u8bdd\u533a\u522b\u3002\u6700\u540e\u4e00\u4e2a\u4f1a\u8bdd\u4ee5SYS\u767b\u5f55\u6570\u636e\u5e93\uff0c\u68c0\u67e5\u4f1a\u8bdd\u7684\u7b49\u5f85\u72b6\u6001\uff1a SQL> SET TIME ON 08:34:41 SQL> CONN TEST\/A@192.25.1.100\/TEST112 ERROR: ORA-01017: \u7528\u6237\u540d\/\u53e3\u4ee4\u65e0\u6548; \u767b\u5f55\u88ab\u62d2\u7edd 08:34:42 SQL> CONN TEST\/A@192.25.1.100\/TEST112 ERROR: &hellip; <a href=\"https:\/\/yangtingkun.net\/?p=281\">Continue reading <span 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