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Home -> Community -> Mailing Lists -> Oracle-L -> Lgwr , CKPT - Some Misc. basic Qs.
> Any Brief info on following :-
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> Qs lgwr writes the redo log buffer to disk when posted by the smon process under what conditions ?
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> Qs What is metadata ? How are Changes to metadata managed in the log_buffer ?
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> Qs Why does the Checkpoint process (CKPT) maintains a heartbeat with the control file at a periodic frequency of every 3 seconds ?
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> Qs The number of Disks "n" in a stripe volume should preferably be a power of 2 namely (2,4,8,16 and so on) for Oracle Databases . For RAID levels 3, 5 and 7, the number of disks should preferably be n+1 . Why ?
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