HP 3PAR StoreServ 7200 2-node HP 3PAR Command Line Interface Reference (OS 3.1 - Page 647
tunepd
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tunepd DESCRIPTION The tunepd command identifies physical disks with high service times and optionally executes load balancing. SYNTAX The syntax for the tunepd command can be one of the following: • tunepd [options ] maxsvct |highest • tunepd [options ] avgsvct |highest AUTHORITY Super, Edit Any role granted the pd_tune right NOTE: You need access to all domains in order to run this command. OPTIONS NOTE: If the -nodes , -slots , -ports , or -vv options are not specified, all physical disks are included. -nodes Specifies that the display is limited to specified nodes and physical disks connected to those nodes. The node list is specified as a series of integers separated by commas (1,2,3). The node list can also consist of a single integer (1). If the node list is not specified, all disks on all nodes are displayed. -slots Specifies that the display is limited to specified PCI slots and physical disks connected to those PCI slots. The slot list is specified as a series of integers separated by commas (1,2,3). A list can also consist of a single integer (1). If the slot list is not specified, all disks on all slots are displayed. -ports Specifies that the display is limited to specified port slots and physical disks connected to those port slots. The port list is specified as a series of integers separated by commas (1,2,3). A list can also consist of a single integer (1). If the port list is not specified, all disks on all ports are displayed. -vv Specifies that the physical disks used by the indicated virtual volume name are included for statistic sampling. -d Specifies the interval, in seconds, that statistics are sampled using an integer from 1 through 2147483. If no interval is specified, the option defaults to 30 seconds. -iter Specifies that I/O statistics are sampled a specified number of times as indicated by the number argument using an integer greater than 0. If 0 is specified, I/O statistics are looped indefinitely. If this option is not specified, the command defaults to 1 iteration. -freq tunepd 647