Hitachi MK-96RD617-08 User Manual
Page 170
7-6
Using the Export Tool
Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User’s Guide
ZIP File
CSV File
Data Saved in the File
LDEV_Seq_Write_IOPS.ZIP LDEV_Seq_Write_IOPS_x-y.csv
The number of sequential write operations per
second
LDEV_Rnd_Write_IOPS.ZIP LDEV_Rnd_Write_IOPS_x-y.csv
The number of random write operations per
second
LDEV_CFW_Write_IOPS.ZIP
LDEV_CFW_Write_IOPS_x-
y.csv
The number of write operations in "cache-fast-
write" mode per second
LDEV_Read_Hit.ZIP LDEV_Read_Hit_x-y.csv
The read hit ratio
LDEV_Seq_Read_Hit.ZIP LDEV_Seq_Read_Hit_x-y.csv
The read hit ratio in sequential access mode
LDEV_Rnd_Read_Hit.ZIP LDEV_Rnd_Read_Hit_x-y.csv
The read hit ratio in random access mode
LDEV_CFW_Read_Hit.ZIP LDEV_CFW_Read_Hit_x-y.csv
The read hit ratio in "cache-fast-write" mode
LDEV_Write_Hit.ZIP LDEV_Write_Hit_x-y.csv
The write hit ratio
LDEV_Seq_Write_Hit.ZIP LDEV_Seq_Write_Hit_x-y.csv
The write hit ratio in sequential access mode
LDEV_Rnd_Write_Hit.ZIP LDEV_Rnd_Write_Hit_x-y.csv
The write hit ratio in random access mode
LDEV_CFW_Write_Hit.ZIP LDEV_CFW_Write_Hit_x-y.csv
The write hit ratio in "cache-fast-write" mode
LDEV_BackTrans.ZIP LDEV_BackTrans_x-y.csv
The number of data transfer operations between
cache memories and hard disk drives (i.e.,
volumes) per second
LDEV_C2D_Trans.ZIP LDEV_C2D_Trans_x-y.csv
The number of data transfer operations from
cache memories and hard disk drives (i.e.,
volumes)
LDEV_D2CS_Trans.ZIP LDEV_D2CS_Trans_x-y.csv
The number of data transfer operations from
hard disk drives (i.e., volumes) to cache
memories in sequential access mode
LDEV_D2CR_Trans.ZIP LDEV_D2CR_Trans_x-y.csv
The number of data transfer operations from
hard disk drives (i.e., volumes) to cache
memories in random access mode
LDEV_Response.ZIP LDEV_Response_x-y.csv
The average response time (microseconds) at
volumes
Notes
:
1 microsecond is one-millionth of 1 second.
The letters "x-y" in CSV filenames indicate a parity group. For example, if the filename is LDEV_IOPS_1-2.csv, the
file contains the I/O rate for each volume in the parity group 1-2.