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Chapter 3: Linux Commands
This is the Title of the Book, eMatter Edition
Copyright © 2006 O’Reilly & Associates, Inc. All rights reserved.
Disk mode fields
Reads and Writes
total
Total reads or writes completed successfully.
merged
Reads or writes grouped into one I/O.
sectors
Sectors read or written successfully.
ms
Milliseconds spent reading or writing.
IO
cur I/O in progress
s Seconds spent doing I/O.
Disk partition mode fields
reads
Total reads issued to this partition.
read sectors
Total sectors read for this partition.
writes
Total writes issued to this partition.
requested writes
Total write requests for this partition.
Slab mode fields
cache
Cache name.
num
Number of currently active objects.
total
Total number of available objects.
size
Size of each object.
pages
Number of pages with at least one active object.
totpages
Total number of allocated pages.
pslab
Number of pages per slab.
volname
volname [devfile]
Return the volume name for a device such as a CD-ROM that was
formatted with an ISO-9660 filesystem. The default device file
devfile is /dev/cdrom.