Lines Matching refs:emph

81     -- utilizing \texttt{btt} on \emph{unclean} trace files produces
116       This is denoted as \emph{Q2I} time.
119       occasion there are also some time spent \emph{sleeping} waiting
124 	  \item[Q2G] Time needed to \emph{get} a request (get request
131       For \emph{merged} requests -- an incoming request that is merged
132       with a previously submitted request -- we calculate \emph{Q2M}, the
139       Referred to as \emph{I2D} time\footnote{The \emph{issue} trace
142       \emph{insert} traces.}.
148       This is referred to as the \emph{D2C} time\
154       \item \emph{Q2Q} which measures the time between queue traces
158       \item \emph{Q2C} which measures the times for the complete life cycle
184   When tracking \emph{device mapper} devices, we also break down the
185   \emph{Q2A} and \emph{Q2C} times for those IOs.
213   A key measurement when making changes in the system (software \emph{or}
235   between consecutively \emph{received -- queued} and \emph{submitted
239   submitted to lower level drivers), the \emph{mean} distance between
240   IOs, the \emph{median} value for all seeks, and the \emph{mode} -
264   During normal operation, requests queues are \emph{plugged} and during
460   \item[\emph{file}.dat] This file provides a notion of \emph{activity}
464   \item[\emph{file}\_qhist.dat] Provides histogram data for the size of
467   \item[\emph{file}\_dhist.dat] Provides histogram data for the size
471   \item[\emph{file}\_mbps\_fp.dat] Provides a set of data for
475   \item[\emph{file}\_iops\_fp.dat] Provides a set of data for
486     \texttt{-X} option is specified \emph{and} the \texttt{-o} has also
488     copied to another file that is \emph{more easily parsed.} Refer to
583   When the black line (system Q activity) is \emph{high}, then the system
637 (prefixed with \emph{sys\_}) and per-device (prefixed with the device
708   The \emph{--per-io-dump} or \emph{-p} option triggers this behavior,
827     \emph{closest} distance between the previous IO and this IO. The
828     concept of \emph{closeness} means that it could either be the
829     \emph{end} of the previous IO and the beginning of the next, or the
928     \item[\emph{prefix}\_\emph{device}\_r.dat] All read block numbers are
932     \item[\emph{prefix}\_\emph{device}\_w.dat] All write block numbers are
936     \item[\emph{prefix}\_\emph{device}\_c.dat] All block numbers (read
944   containing Q and C activity, the notion of \emph{active} traces simply
964   a list of executable \emph{names} separated by commas (,). An example
1037   and then the number of \emph{active} requests issued to the device
1038   driver. (The value is incremented when an \emph{issue} is performend,
1039   and decremented when a \emph{complete} is performed.
1062     \emph{This \texttt{btt} capability is still under construction, results are
1074   histogram information for \emph{unplug} traces on a per device
1125   \emph{Some} of the data produced by default can also be shipped
1128   \texttt{.avg} exentsion), \emph{and} the \texttt{-X} flag is present,
1132   \emph{record} indicator, then the device information (either major,minor
1224 display will display \emph{each} IO generated, with the time (seconds)
1232 the viewpoint within the 3D image by \emph{left-click-hold} and moving