Sun Microsystems MEDIACENTER 2.1 User Manual

Page 53

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Chapter 3

Monitoring the Server

3-21

TABLE 3-1

describes the fields in this page.

TABLE 3-1

Scheduler and Bitpump Statistics

Active

Active Streams

Number of active streams

Bandwidth

Collective network bandwidth of all active streams, in bytes/sec.

System

Disk Bw

Bandwidth of each disk (without considering seek overhead).

Total Bw

Total bandwidth of all data disks.

Number of disks

Number of data disks.

Number of parity disks

Number of parity disks.

Number of zones

Number of zones per disk. A zone is a region of a disk used for the
storage of streams

Period Used

A fixed interval used by VOD scheduler for MFS operations.

Buffer Size

Size of each buffer.

Buffer Maxuse

Maximum number of buffers used at one time.

Buffer Unavail

Number of times buffers not available.

Buffer InUse

A snapshot of the number of busy buffers.

Scheduler

Time period cycles completed.

Online

Total Bw

Total usable bandwidth for online loading.

Max Transfer

Overall maximum transfer size of online I/O.

Avail Bw

For a given instant, currently available bandwidth per time unit (see

bitPump:bitPumpTimePeriod

).

Avail Max

Maximum, currently available transfer size for online I/O.

Num Started

Number of online loading requests started.

Num Finished

Number of online loading requests finished.

Kmem Buf in use

Number of buffers in use.

Vod Max Buffers

Maximum number of buffers available.

Vod Buffers in use

Number of buffers in use.

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