ASH report shows enq: TX - allocate ITL entry
SQL> SELECT D.SQL_ID, COUNT(1) FROM DBA_HIST_ACTIVE_SESS_HISTORY D WHERE D.SAMPLE_TIME BETWEEN TO_DATE('2020-04-09 00:00:00', 'YYYY-MM-DD HH24:MI:SS') AND TO_DATE('2020-04-09 18:00:00', 'YYYY-MM-DD HH24:MI:SS') AND D.EVENT = 'enq: TX - row lock contention' GROUP BY D.SQL_ID ; SQL_ID COUNT(1) ------------- ---------- 4bvv7w64bnzwg 2 a3w48gj94fxfj 222 gst615mfyydun 2 42844jbz4b6vc 5 9juv9rhatjttq 6 6kkyrb1urfzqk 1 fmtaha5s2nk40 1 2nhq6cw8586qg 13 fqyhfw5h5rs5q 512 9 rows selected. SQL> SELECT D.SQL_ID, COUNT(1),D.CURRENT_OBJ# FROM DBA_HIST_ACTIVE_SESS_HISTORY D WHERE D.SAMPLE_TIME BETWEEN TO_DATE('2020-04-09 00:00:00', 'YYYY-MM-DD HH24:MI:SS') AND TO_DATE('2020-04-09 18:00:00', 'YYYY-MM-DD HH24:MI:SS') AND D.EVENT = 'enq: TX - row lock contention' GROUP BY D.SQL_ID ,D.CURRENT_OBJ#; SQL_ID COUNT(1) CURRENT_OBJ# ------------- ---------- ------------ fqyhfw5h5rs5q 1449 607732 fmtaha5s2nk40 9 691775 009vt6w9376c3 8 378684 gst615mfyydun 18 444201 9juv9rhatjttq 44 573144 6kkyrb1urfzqk 19 1352415 4bvv7w64bnzwg 152 691760 2ct0w6dqyy1td 2 444201 42844jbz4b6vc 609 725534 2nhq6cw8586qg 26 676920 f0srg6qs7fu3y 77 378657 dykx4b1j17cwr 14 609817 dqq7b878ypa9s 130 676920 g6jpmdvsr33vh 6 568833 9uy5xvft9z6xk 20 676920 32frpd234vfwf 19 718002 a3w48gj94fxfj 295 607590 14t9uk1vj3zg0 63 1273230 49apy9s4jmyu3 21 607590 49apy9s4jmyu3 2 -1 20 rows selected. SQL> SELECT D.SQL_ID,CHR(BITAND(P1, -16777216) / 16777215) || CHR(BITAND(P1, 16711680) / 65535) "Lock",BITAND(P1, 65535) "Mode", COUNT(1),COUNT(DISTINCT d.session_id ) FROM DBA_HIST_ACTIVE_SESS_HISTORY D WHERE D.SAMPLE_TIME BETWEEN TO_DATE('2020-04-09 00:00:00', 'YYYY-MM-DD HH24:MI:SS') AND TO_DATE('2020-04-09 18:00:00', 'YYYY-MM-DD HH24:MI:SS') AND D.EVENT = 'enq: TX - row lock contention' GROUP BY D.SQL_ID,(CHR(BITAND(P1, -16777216) / 16777215) || CHR(BITAND(P1, 16711680) / 65535)),(BITAND(P1, 65535)); SQL_ID Lock Mode COUNT(1) COUNT(DISTINCTD.SESSION_ID) ------------- ------ ---------- ---------- --------------------------- 14t9uk1vj3zg0 TX 6 63 29 2nhq6cw8586qg TX 6 26 4 gst615mfyydun TX 6 18 15 49apy9s4jmyu3 TX 4 23 3 9uy5xvft9z6xk TX 6 20 3 32frpd234vfwf TX 6 19 17 dqq7b878ypa9s TX 6 130 19 2ct0w6dqyy1td TX 4 2 2 f0srg6qs7fu3y TX 6 77 2 42844jbz4b6vc TX 6 609 24 fqyhfw5h5rs5q TX 6 1449 21 9juv9rhatjttq TX 6 44 10 g6jpmdvsr33vh TX 6 6 1 009vt6w9376c3 TX 6 8 1 4bvv7w64bnzwg TX 6 152 63 6kkyrb1urfzqk TX 6 19 12 dykx4b1j17cwr TX 6 14 8 a3w48gj94fxfj TX 6 295 23 fmtaha5s2nk40 TX 6 9 8 19 rows selected. SQL> select distinct current_obj# from (SELECT D.current_obj#,D.current_file#,D.current_block#,D.current_row#,D.EVENT,D.P1TEXT,D.P1,D.P2TEXT, D.P2,CHR(BITAND(P1, -16777216) / 16777215) || CHR(BITAND(P1, 16711680) / 65535) "Lock",BITAND(P1, 65535) "Mode", D.BLOCKING_SESSION,D.BLOCKING_SESSION_STATUS,D.BLOCKING_SESSION_SERIAL#,D.SQL_ID,TO_CHAR(D.SAMPLE_TIME, 'YYYYMMDDHH24MISS') SAMPLE_TIME FROM DBA_HIST_ACTIVE_SESS_HISTORY D WHERE D.SAMPLE_TIME BETWEEN TO_DATE('2020-04-09 00:00:00', 'YYYY-MM-DD HH24:MI:SS') AND TO_DATE('2020-04-09 18:00:00', 'YYYY-MM-DD HH24:MI:SS') AND D.EVENT = 'enq: TX - row lock contention' ) t ; CURRENT_OBJ# ------------ 609817 573144 691775 -1 676920 718002 607590 568833 1273230 725534 378684 1352415 444201 607732 691760 378657 16 rows selected. SQL> select OBJECT_NAME,STATUS,NAMESPACE,OBJECT_ID from dba_objects where OBJECT_ID='573144' or OBJECT_ID='691775' or OBJECT_ID='676920' or OBJECT_ID='607590' or OBJECT_ID='725534' or OBJECT_ID='1352415' or OBJECT_ID='444201' or OBJECT_ID='607732' or OBJECT_ID='691760' OBJECT_NAME STATUS NAMESPACE OBJECT_ID ------------------------------ ------- ---------- ---------- NRIV VALID 1 444201 /REX/R_PP_STZU VALID 1 573144 LAGP VALID 1 607590 LEIN VALID 1 607732 DBVM VALID 1 676920 LTAP VALID 1 691760 LTBP VALID 1 691775 EKPO VALID 1 725534 /RBR1/D_SD_HDRIN VALID 1 1352415 9 rows selected.