https://community.hpe.com/t5/operating-system-linux/linux-functional-equivalent-of-pstat/m-p/4089426#M63029 In HP-UX, pstat_getlv() system call is used to get I/O statistics on LVM logical volumes.<BR /><BR />In Linux, similar information is available through /proc/diskstats and /sys/block/<VOLUME>/stat. A small wrinkle though: in both these sources, the LV is not identified by name, but instead using a generic dm-N style name, in which N is the minor device number of the associated LV.<BR /><BR />Both the /proc and /sys filesystems contain "virtual" files, whose content is auto-generated from the kernel data structures at the time someone reads the files.<BR /><BR />The documentation of the format of the above-mentioned files is in the Linux kernel source tree, in file linux-<VERSION>/Documentation/iostats.txt.<BR /><BR />Here's a link to kernel 2.6.23 version of the iostats.txt file:<BR /><A href="http://www.mjmwired.net/kernel/Documentation/iostats.txt" target="_blank">http://www.mjmwired.net/kernel/Documentation/iostats.txt</A><BR /><BR />MK</VERSION></VOLUME> Mon, 22 Oct 2007 02:34:55 GMT Matti_Kurkela 2007-10-22T02:34:55Z https://community.hpe.com/t5/operating-system-linux/linux-functional-equivalent-of-pstat/m-p/4089425#M63028 Hi,<BR />I'm transferring application from HP to Linux, and I want to use something similar to pstat_getlv that I used in hpux.<BR />Is there an equivelent for that?<BR />Thanks,<BR />Anat Sun, 21 Oct 2007 10:12:10 GMT https://community.hpe.com/t5/operating-system-linux/linux-functional-equivalent-of-pstat/m-p/4089425#M63028 anat heilper 2007-10-21T10:12:10Z https://community.hpe.com/t5/operating-system-linux/linux-functional-equivalent-of-pstat/m-p/4089426#M63029 In HP-UX, pstat_getlv() system call is used to get I/O statistics on LVM logical volumes.<BR /><BR />In Linux, similar information is available through /proc/diskstats and /sys/block/<VOLUME>/stat. A small wrinkle though: in both these sources, the LV is not identified by name, but instead using a generic dm-N style name, in which N is the minor device number of the associated LV.<BR /><BR />Both the /proc and /sys filesystems contain "virtual" files, whose content is auto-generated from the kernel data structures at the time someone reads the files.<BR /><BR />The documentation of the format of the above-mentioned files is in the Linux kernel source tree, in file linux-<VERSION>/Documentation/iostats.txt.<BR /><BR />Here's a link to kernel 2.6.23 version of the iostats.txt file:<BR /><A href="http://www.mjmwired.net/kernel/Documentation/iostats.txt" target="_blank">http://www.mjmwired.net/kernel/Documentation/iostats.txt</A><BR /><BR />MK</VERSION></VOLUME> Mon, 22 Oct 2007 02:34:55 GMT https://community.hpe.com/t5/operating-system-linux/linux-functional-equivalent-of-pstat/m-p/4089426#M63029 Matti_Kurkela 2007-10-22T02:34:55Z