Seagate ST39103LC Guida Utente Scaricare il pdf (Pagina 28)

18 SVA Path User’s Guide

seconds (with an "s" suffix) if it is less than 300 seconds.

For example, 18.1s = 28.1 seconds

hours:minutes:seconds (hh:mm:ss) if it is more than

59 minutes. For example, 0:12:42 = 0 hours, 12 minutes, and

42 seconds.

• HBA Load identifies the I/O load contributed by traffic

to/from this FDev as a percentage of all I/O though the

current HBA used to access this FDev. The figure in the

right-hand column is a ratio I/O Load / HBA Load,

expressed as a percentage.

In this example, all four paths have about the same load on them

except for c1, which has nearly double the load of the other paths.

Shortly after this command was run, the following message

appeared in the system log file

/var/adm/syslog/syslog.log:

Figure 3-6 Example Output of spmon Daemon

When the command, spmon show, is run again (Page 19), the

output shows the load is redistributed among the four paths and the

maximum load on c1 is significantly reduced from 38.8% to

32.5%:

spmon daemon: moving spd2:0 from glm3 to lpfc1

spmon daemon: moving spd3:0 from glm3 to glm4

1 2 ... 23 24 25 26 27 28 29 30 31 32 33 ... 67 68

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Seagate ST39103LC Guida Utente Pagina 28