ALTER EXTRACT <ext_name>, BEGIN NOW START EXTRACT <ext_name> Or use specific timestamp/SCN:
START REPLICAT <rep_name> WARNING: Use only if you can afford to lose the transactions in the missing file.
EXTTRAIL /path/to/trail, MEGABYTES 2000, ROLLOVERHOURS 12 Use tar or rsync to copy old trail files to a backup location before they are deleted. 4.3 Monitor Trail Disk Space Set up alerts when trail directory usage exceeds 80%. 4.4 Use PURGEOLDEXTRACTS Safely In ./GLOBALS or parameter file: ogg-02870 missing log file
ALTER REPLICAT <rep_name>, EXTSEQNO <last_good_seqno>, EXTRBA 0 If Extract is missing local trail but source DB logs are available, reposition Extract:
PURGEOLDEXTRACTS /path/trail/dir/*, USECHECKPOINTS, MINKEEPDAYS 3 This keeps at least 3 days of trails. Situation: Replicat REP1 fails with: reposition Extract: PURGEOLDEXTRACTS /path/trail/dir/*
ALTER EXTRACT <ext_name>, EXTSEQNO <next_seq_no>, EXTRBA 0 START EXTRACT <ext_name> Check current sequence numbers:
For :
ls -l /path/to/trail/dirdat/aa* If missing, check if older/newer files exist: