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Monday, 17 November 2014

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

ERROR:
Errors in file /u01/app/oracle/diag/rdbms/mzfcdbu/MZFCDBU2/trace/MZFCDBU2_p012_29056.trc:
ORA-27090: Unable to reserve kernel resources for asynchronous disk I/O
Linux-x86_64 Error: 11: Resource temporarily unavailable
Additional information: 3
Additional information: 128
Additional information: 2092329984
Errors in file /u01/app/oracle/diag/rdbms/mzfcdbu/MZFCDBU2/trace/MZFCDBU2_p006_29032.trc:
ORA-27090: Unable to reserve kernel resources for asynchronous disk I/O
Linux-x86_64 Error: 11: Resource temporarily unavailable
Additional information: 3
Additional information: 128
Additional information: 2092327744
Solution:

 Increase the value of /proc/sys/fs/aio-nr of fs.aio-max-nr in /etc/sysctl.conf

 fs.aio-max-nr increase the value
/sbin/sysctl -p

 Ref:ID 579108.1
at

1 comment:

  1. Unknown3 November 2016 at 02:02

    How are you Karl. This is prabhu guess you still remember me. Nice to see you man.
    God bless and keep in touch when time permits.

    Thanks
    Prabhu
    9840327925

    ReplyDelete