HP 3PAR StoreServ 7400 4-node HP 3PAR System Reporter 3.1.0 Software User& - Page 84

Low Bucket, High Bucket, Sum End Buckets, Time Selection, Reload After (mins), Begin/At Time

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Table 13 Order By (continued) Option Purpose Queue Length Order by queue length. Busy Percentage Order by the percentage of time that the VLUN is busy (i.e., has at least one outstanding IO operation). Total Accesses Order by total number of accesses for VV and node cache performance. ReadHit% Order by read hit% for VV and node cache performance. WriteHit% Order by write hit% for VV and node cache performance. Idle Order by Idle time for CPU performance reports. Intr Order by interrupts per sec for CPU performance reports. Ctxt Order by context switches per sec for CPU performance reports. Low Bucket This control is only valid for Histogram Versus Time reports and specifies the lowest service time bucket that will be included in the report. High Bucket This control is only valid for Histogram Versus Time reports and specifies the highest service time bucket that will be included in the report. Sum End Buckets This control is only valid forHistogram Versus Time reports and controls whether the Low Bucket and/or High Bucket should include the counts for lower or higher buckets respectively. For example, if High Bucket is 256 ms and Sum End Buckets is High, then the counts in the 256 ms bucket will include the sum of counts for all buckets higher than 256 ms. Time Selection The Time Selection options allow you to specify criteria that affect the times when the statistics for a report are generated and what period of time is covered. For more information, see: "Reload After (mins)" (page 84) "Begin/At Time" (page 84) "End Time" (page 85) "Count" (page 85) Reload After (mins) If you enter a number into the Reload After (mins) field, the browser will recompute and reload the report periodically after the specified number of minutes. NOTE: Reloading the report is not equivalent to periodically clicking Submit Query. The report will be reloaded with the parameter values that were set at the time Submit Query was clicked. Begin/At Time For Versus Time or Histogram Versus Time reports this control selects the beginning of the time span of the report. For At Time or Histogram At Time reports this control selects the sample that is used in the report. 84 Accessing and Creating Reports

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Table 13 Order By
(continued)
Purpose
Option
Order by queue length.
Queue Length
Order by the percentage of time that the VLUN is busy (i.e., has at least one outstanding
IO operation).
Busy Percentage
Order by total number of accesses for VV and node cache performance.
Total Accesses
Order by read hit% for VV and node cache performance.
ReadHit%
Order by write hit% for VV and node cache performance.
WriteHit%
Order by Idle time for CPU performance reports.
Idle
Order by interrupts per sec for CPU performance reports.
Intr
Order by context switches per sec for CPU performance reports.
Ctxt
Low Bucket
This control is only valid for
Histogram Versus Time
reports and specifies the lowest service time
bucket that will be included in the report.
High Bucket
This control is only valid for
Histogram Versus Time
reports and specifies the highest service time
bucket that will be included in the report.
Sum End Buckets
This control is only valid for
Histogram Versus Time
reports and controls whether the
Low Bucket
and/or
High Bucket
should include the counts for lower or higher buckets respectively. For example,
if
High Bucket
is
256 ms
and Sum
End Buckets
is
High
, then the counts in the
256 ms
bucket will
include the sum of counts for all buckets higher than
256 ms
.
Time Selection
The Time Selection options allow you to specify criteria that affect the times when the statistics for
a report are generated and what period of time is covered.
For more information, see:
“Reload After (mins)” (page 84)
“Begin/At Time” (page 84)
“End Time” (page 85)
“Count” (page 85)
Reload After (mins)
If you enter a number into the
Reload After (mins)
field, the browser will recompute and reload the
report periodically after the specified number of minutes.
NOTE:
Reloading the report is not equivalent to periodically clicking
Submit Query
. The report
will be reloaded with the parameter values that were set at the time
Submit Query
was clicked.
Begin/At Time
For
Versus Time
or
Histogram Versus Time
reports this control selects the beginning of the time
span of the report. For
At Time
or
Histogram At Time
reports this control selects the sample that is
used in the report.
84
Accessing and Creating Reports