4.22. blktrace
4.22. blktrace 4.22.1. RHBA-2011:1758 - blktrace bug fix and enhancement update Updated blktrace packages that fix one bug and add one enhancement are now available for Red Hat Enterprise Linux 6. The blktrace packages contain a number of utilities to record the I/O trace information for the kernel to user space, and utilities to analyze and view the trace information. Bug Fix BZ# 705128 Prior to this update, the blkparse code contained a misprint. As a result, blkparse used the wrong variable when printing the PC Writes Completed. This update modifies the code so that blkparse now prints the correct value for PC Writes Completed. Enhancement BZ# 736399 This update adds FLUSH/FUA support to blktrace. All blktrace users are advised to upgrade to these updated packages, which fix this bug and add this enhancement.