Database Management - 3Com 3C15500 - Network Director User Manual

398 C 9: P
HAPTER ERFORMANCE
Database
management
R
EPORTING
Monitor
Utilization
Utilization – Octets
Utilization - Packets
Utilization – In Octets
Utilization – Out Octets
Utilization – In Packets
Utilization – Out Packets
Broadcast (Non-unicast Packets)
Broadcast -Broadcast Packets
Broadcast – Multicast Packets
Link Discards
Link Discards – In discards
Link Discards – Out Discards
Errors
Errors - Fragments
Errors - Jabbers
Errors – CRC Align
Errors – Undersize Packets
Errors – Oversize Packets
Errors – In Packets
Errors – Out Packets
Link Availability
Collisions
The size of a link RRD file is fixed at 611 KB, while the size of a device
RRD file varies depending on the type of device but will range from 21 KB
to 143 KB. Assuming an average device file size this will require the
following disk space:
Table 67 Disk Space Requirements
Monitored links
100
500
1000
Data source
UTIL
OCTETS
PACKETS
IN_OCTETS
OUT_OCTETS
IN_PACKETS
OUT_PACKETS
NON_UCAST
BCAST
MCAST
DISCARDS
IN_DISCARDS
OUT_DISCARDS
ERRORS
ERR_RUNTS
ERR_JABBERS
ERR_CRCS
ERR_UNDER
ERR_OVER
ERR_IN
ERR_OUT
AVAIL
COLLS
Monitored
devices Disk space
25 62 MB
125 309 MB
250 617 MB