Oracle Database Appliance (ODA) (MOSC)

MOSC Banner

ORA-27090: Unable to reserve kernel resources for asynchronous disk I/O

edited Jul 13, 2016 8:26AM in Oracle Database Appliance (ODA) (MOSC) 5 commentsAnswered ✓

Anyone run into this on ODA? fs.aio-max-nr kernel parameter (despite being set to max recommended value as per Support Note 579108.1) seemingly being too low.

Have run into it (ODA X4-2 v12.1.2.2.0) a couple of times every few weeks for the last couple of months. So it is not new (and not a result of new processing added or changes made, to the ODA platform). Been there for some time now, but getting to be a nuisance as I have large processes (PQ with parallel 32) failing - and then succeeding after an automated retry thanks to the Job Scheduler resubmitting failed jobs. Processing times are tight ito semi-realtime requirements (i.e. how soon after closing a time period, the reporting/aggregated data for that period is

Howdy, Stranger!

Log In

To view full details, sign in to My Oracle Support Community.

Register

Don't have a My Oracle Support Community account? Click here to get started.

Category Leaderboard

Top contributors this month

Instructions for posting

×

1. Select a discussion category from the picklist.


2. Enter a title that clearly identifies the subject of your question.


3. In the body, insert detailed information, including Oracle product and version.


Please abide by the Oracle Community guidelines and refrain from posting any customer or personally identifiable information (PI/CI).


Cloud / Fusion customers - Our Cloud community has moved! Please go to Cloud Customer Connect .


New to My Oracle Support Community? Visit our Welcome Center

MOSC Help Center