Monthly Archives: October 2010

Networker: Fixing “NSR peer information” errors

Just because i have to use google to find the solution often here the direct link for fixing nsr peer information error messages. An example error message can be found below: 39078 19.10.2010 12:07:35  nsrexecd GSS error: There is already … Continue reading

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Less known helpers: Linux sg3_utils

The linux sg3_utils are small tools intended for working with FC / SCSI / SATA / SAS hard driv.es. They can be used to send SCSI commands (for instance INQUIRY, LOG SENSE, …) to these devices. sg3_utils can be found … Continue reading

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ASM witth Oracle 11g Release 2 – Best Practises revisited

Starting with 11g Release 2 it is possible to store voting disks and OCR in ASM. But how does this affect ASM best practises? Martin Decker found the updated Oracle document about this issue. .

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Using Large Pages for Oracle on Windows 64-bit (ORA_LPENABLE)

For using Large Pages on Windows some settings are needed: 1. Start > Settings > Control Panel 2. click Administrative Tools. 3. click Local Security Policy. 4. Expand Local Policies and select User Rights Assignment. 5. Select Lock pages in … Continue reading

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How to determine FC HBA WWN on Oracle Enterprise Linux 5

To determine the FC HBA WWN on Oracle Enterprise Linux (OEL) use: cat /sys/class/fc_host/host<number>/port_name For example: [root@host sys]# cat /sys/class/fc_host/host6/port_name 0x2100001b329308df [root@host sys]# cat /sys/class/fc_host/host5/port_name 0x2100001b329388d9

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EMC Networker: NDMP backups are failing after upgrading to 7.6.1

After upgrade to EMC Networker 7.6.1 NDMP are failing with: filer:/vol/vol0/etc 6899:nsrdsa_save: Warning: Could not determine job id. Continuing … filer:/vol/vol0/etc 39078:nsrdsa_save: SYSTEM error: Could not establish jobid with server. filer:/vol/vol0/etc 39078:nsrdsa_save: DSA save time could not be retrieved, exiting … Continue reading

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Less know features: Alternate Archive Log Destination

Oracle offers the ability to specify so called ‘alternative’ archive log destinations in case the primary archive log destination gets full. You can enable this feature by setting: log_archive_dest_1=’location=+FRA REOPEN=0 MANDATORY alternate=log_archive_dest_2′ log_archive_dest_2=’location=/some_path MANDATORY’ log_archive_dest_state_1=ENABLE log_archive_dest_state_2=ALTERNATE A configuration often used … Continue reading

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Oracle 11.2.0.2.0 released

Few weeks ago Oracle released the first patchset for 11g Release 2 database. This is a summaization of other blog posts regarding upgrading or installating 11.2.0.2.0. At the moment (4th November 2011) 11.2.0.2.0 is available for the following platforms: Linux … Continue reading

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Busy

I am pretty busy the last weeks so i had no time for updates. I will have more time next week.

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