Use Physical Disk attributes to create situations that monitor information about fixed and hard disk drives. Physical disk is a multiple-instance attribute group. You cannot mix these attributes with those of any other multiple-instance attribute group.
% Disk Idle Time The percentage of elapsed time that the selected disk drive is not servicing any read or write requests. Valid values are positive integers in the range 0 to 100 (expressing a percentage).
% Disk Read Time The percentage of elapsed time a disk drive been busy servicing read requests. Valid values are positive integers in the range 0 to 100 (expressing a percentage) and can include the use of the *AVG, *MIN, *MAX, or *SUM functions.
% Disk Time The percentage of elapsed time a disk drive has been busy servicing read or write requests. Valid values are positive integers in the range 0 to 100 (expressing a percentage) and can include the use of the *AVG, *MIN, *MAX, or *SUM functions.
% Disk Write Time The percentage of elapsed time that a disk drive has been busy servicing write requests. Valid values are positive integers in the range 0 to 100 (expressing a percentage) and can include the use of the *AVG, *MIN, *MAX, or *SUM functions.
Avg Disk Bytes/Read The average number of bytes transferred from a disk during read operations. This attribute is the 64-bit version of Avg Disk Bytes/Read. Note: the value 9223372036854775807 indicates Value_Exceeds_Maximum and the value -9223372036854775808 indicates Value_Exceeds_Minimum.
Avg Disk Bytes/Read (Superseded) The average number of bytes transferred from a disk per read operation. Valid values are positive integers in the range 0 to 2147483647 (expressing bytes per read) and can include the use of the *AVG, *MIN, *MAX, or *SUM functions. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Avg Disk Bytes/Transfer Average number of bytes transferred to or from the disk during write or read operations. This attribute is the 64-bit version of Avg Disk Bytes/Transfer. Note: the value 9223372036854775807 indicates Value_Exceeds_Maximum and the value -9223372036854775808 indicates Value_Exceeds_Minimum.
Avg Disk Bytes/Transfer (Superseded) Average number of bytes transferred to or from the disk during write or read operations. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Avg Disk Bytes/Write Average number of bytes transferred to the disk during write operations. This attribute is the 64-bit version of Avg Disk Bytes/Write. Note: the value 9223372036854775807 indicates Value_Exceeds_Maximum and the value -9223372036854775808 indicates Value_Exceeds_Minimum.
Avg Disk Bytes/Write (Superseded) Average number of bytes transferred to the disk during write operations. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Avg Disk ms/Read Average time in milliseconds of a read of data from the disk. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Avg Disk ms/Transfer Time in milliseconds of the average disk transfer. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Avg Disk ms/Write Average time in milliseconds of a write of data to the disk. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Average Disk Queue Length The average number of both read and write requests that were queued for the selected disk during the sample interval. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Average Disk Read Queue Length The average number of read requests that were queued for the selected disk during the sample interval. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Average Disk Write Queue Length The average number of write requests that were queued for the selected disk during the sample interval. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Disk Bytes/sec The rate at which bytes are transferred to or from a disk during write or read operations. This attribute is the 64-bit version of Disk Bytes/Sec. Note: the value 9223372036854775807 indicates Value_Exceeds_Maximum and the value -9223372036854775808 indicates Value_Exceeds_Minimum.
Disk Bytes/sec (Superseded) The rate at which bytes are transferred to or from a disk during write or read operations. Valid values are positive integers in the range 0 to 2147483647 (expressing bytes/second) and can include the use of the *AVG, *MIN, *MAX, or *SUM functions. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Disk Number The number of a physical disk. Calculated as the left part of the Disk Name.
Disk Queue Length The number of requests outstanding on a disk the instant the data is collected, including requests currently in service. Valid values are positive integers in the range 0 to 2147483647 and can include the use of the *AVG, *MIN, *MAX, or *SUM functions. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Disk Read Bytes/sec The rate bytes are transferred from the disk during read operations. This attribute is the 64-bit version of Disk Read Bytes/sec. Note: the value 9223372036854775807 indicates Value_Exceeds_Maximum and the value -9223372036854775808 indicates Value_Exceeds_Minimum.
Disk Read Bytes/sec (Superseded) The rate bytes are transferred from the disk during read operations. Valid values are positive integers in the range 0 to 2147483647 (expressing bytes/second) and can include the use of the *MIN, *MAX, or *SUM functions. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Disk Reads/sec The average number of read operations that have occurred on a disk per second. Valid values are positive integers in the range 0 to 2147483647 and can include the use of the *MIN, *MAX, or *SUM functions. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Disk Transfers/sec The average number of read and write operations that have occurred on a disk per second. Valid values are positive integers in the range 0 to 2147483647 and can include the use of the *MIN, *MAX, or *SUM functions. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Disk Write Bytes/sec The rate bytes are transferred to the disk during write operations. This attribute is the 64-bit version of Disk Write Bytes/sec. Note: the value 9223372036854775807 indicates Value_Exceeds_Maximum and the value -9223372036854775808 indicates Value_Exceeds_Minimum.
Disk Write Bytes/sec (Superseded) The rate bytes are transferred to the disk during write operations. Valid values are positive integers in the range 0 to 2147483647 (expressing bytes/second) and can include the use of the *MIN, *MAX, or *SUM functions. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Disk Writes/sec The average number of write operations that have occurred on a disk per second. Valid values are positive integers in the range 0 to 2147483647 and can include the use of the *MIN, *MAX, or *SUM functions. Note: the value 2147483647 indicates Value_Exceeds_Maximum and the value -2147483648 indicates Value_Exceeds_Minimum.
Physical Disk Name The name of a physical disk. Valid format is a text string of up to 64 characters.
Server Name The managed system name. The form should be hostname:agent_code.
Examples include spark:KNT or deux.raleigh.ibm.com:KNT.
In workspace queries, this attribute should be set equal to the value $NODE$ in order to populate the workspace with data. This attribute is generally not included in situations, unless there is a need to customize the situation for a specific managed system.
Timestamp The date and time the Tivoli Enterprise Monitoring Server samples the data.