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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.