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PRIMECLUSTERGlobal Disk Services Configuration and AdministrationGuide 4.5
FUJITSU Software

E.2 Driver Messages

Driver messages are output to a log file or console via the syslog interface.


Message Numbers

The message numbers used to identify messages described in E.2.1 to E.2.4 do not appear in messages actually output by GDS drivers.


Variable Names

Italicized words in the messages are variable names, and the actual output will vary depending on the situation. The meaning and the format of the variable names used in the message explanations are described below.

Variable names

Descriptions

v_devno

Volume device number (hexadecimal number)

v_maj

Volume major number (decimal number)

v_min

Volume minor number (decimal number)

p_devno

Physical slice device number (hexadecimal number )

p_maj

Physical slice major number (decimal number)

p_min

Physical slice minor number (decimal number)

pdevtree

Physical disk device tree path name.
e.g.) "/pci@4,2000/pci@1/sunw,isptwo@4/sd@2,0"

pdevinst

Physical disk instance name.
e.g.) sd77

blknodk

I/O requested disk block number (decimal number)

blknosl

I/O requested slice block number (decimal number)

length

I/O transfer requested block size (in bytes, decimal number)

resid

Residing block size (in bytes, decimal number)

errno

System call error number (decimal number)

oflag

Open flag (hexadecimal number)

second

Elapsed time (in seconds, decimal number)

lbolt

Elapsed time after system boot (in ticks, hexadecimal number)

details

Details


Explanation

Messages output by the driver are shown below in the order of severity. There are three levels of severity.

Level of importance

Descriptions

facility.level

PANIC

This message is displayed when an event that will stop the system is detected.

kern.notice

WARNING

This message is output when an abnormal event is detected. It will not always result in an error.

kern.warning

NOTICE

This message is output to record driver operation and the like.

kern.notice

facility.level is the facility and priority of a message passed from the GDS driver to syslogd(1M). The output destinations of messages are defined in the /etc/syslog.conf configuration file of syslogd(1M) and can be changed by modifying the definitions in /etc/syslog.conf. For details, see the description about syslog.conf(4) in this manual.