HP 3PAR StoreServ 7200 2-node HP 3PAR Command Line Interface Reference (OS 3.1 - Page 63
checkpd, Specifies of I/O threads, valid ranges are
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checkpd DESCRIPTION The checkpd command executes surface scans or diagnostics on physical disks. SYNTAX checkpd scrub|diag [options ] ... AUTHORITY • Super, Service • Any role granted the pd_check right. NOTE: You need access to all domains in order to run this command. OPTIONS The following options can only be used with the scrub specifier: -ch To scan a specific chunklet rather than the entire disk. -count To scan a number of chunklets starting from -ch. The following options can only be used with the diag specifier: -path Specifies a physical disk path as a, b, both, or system. -test Specifies read, write, or verify test diagnostics. If no type is specified, the default is read. -iosize Specifies I/O size, valid ranges are from 1s to 1m. If no size is specified, the default is 128k. -threads Specifies of I/O threads, valid ranges are from 1 to 4. If the number of threads is not specified, the default is 1. -time Indicates the number of seconds to run, from 1 to 36000. -total Indicates total bytes to transfer per disk. If a size is not specified, the default size is 1g. -retry Specifies the total number of retries on an I/O error. If the number of retries is not specified, the default is 4. -range Limits diagnostic regions to a specified size, from 2m to 2g. SPECIFIERS scrub Scans one or more chunklets for media defects. diag checkpd 63