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22 <string>Change scheduling priority for:</string>
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54 <widget class="QLabel" name="imgCPU" >
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89 <string>CPU Scheduler</string>
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94 </widget>
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98 <property name="toolTip" >
99 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
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101 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
102 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">The standard time-sharing scheduler for processes without special requirements.</p></body></html></string>
103 </property>
104 <property name="whatsThis" >
105 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
106 p, li { white-space: pre-wrap; }
107 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
108 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">Normal Scheduling: Default Linux time-sharing (Other)</span></p>
109 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-weight:600;">Normal<span style=" font-weight:400;"> is the standard Linux time-sharing scheduler that is intended for all processes that do not require special static priority real-time mechanisms. The process to run is chosen from the list of other</span> Normal<span style=" font-weight:400;"> or </span>Batch<span style=" font-weight:400;"> processes based on a dynamic priority that is determined only inside this list. The dynamic priority is based on the priority level given and increased for each time-quantum the process is ready to run, but denied to run by the scheduler. This ensures fair progress among all Normal processes.</span></p></body></html></string>
110 </property>
111 <property name="text" >
112 <string>Normal</string>
113 </property>
114 </widget>
115 </item>
116 <item>
117 <widget class="QRadioButton" name="radioBatch" >
118 <property name="toolTip" >
119 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
120 p, li { white-space: pre-wrap; }
121 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
122 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">For CPU-intensive non-interactive processes. Process is mildly disfavored in scheduling decisions.</p></body></html></string>
123 </property>
124 <property name="whatsThis" >
125 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
126 p, li { white-space: pre-wrap; }
127 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
128 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">Batch Scheduling</span></p>
129 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-weight:600;"><span style=" font-weight:400; font-style:italic;">(Since Linux 2.6.16.)</span><span style=" font-weight:400;"> This policy is similar to </span>Normal<span style=" font-weight:400;">, except that this policy will cause the scheduler to always assume that the process is CPU-intensive. Consequently, the scheduler will apply a small scheduling penalty so that this process is mildly disfavored in scheduling decisions. This policy is useful for workloads that are non-interactive, but do not want to lower their nice value, and for workloads that want a deterministic scheduling policy without interactivity causing extra preemptions (between the workload's tasks).</span></p></body></html></string>
130 </property>
131 <property name="text" >
132 <string>Batch</string>
133 </property>
134 </widget>
135 </item>
136 <item>
137 <widget class="QRadioButton" name="radioRR" >
138 <property name="toolTip" >
139 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
140 p, li { white-space: pre-wrap; }
141 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
142 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Process will run whenever runnable. Higher priority than Normal or Batch. Has Timeslicing.</p></body></html></string>
143 </property>
144 <property name="whatsThis" >
145 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
146 p, li { white-space: pre-wrap; }
147 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
148 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">Round Robin Scheduling</span></p>
149 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">Round Robin</span> is a simple enhancement of <span style=" font-weight:600;">FIFO</span>. Everything described below for <span style=" font-weight:600;">FIFO</span> also applies to <span style=" font-weight:600;">Round Robin</span>, except that each process is only allowed to run for a maximum time quantum.</p></body></html></string>
150 </property>
151 <property name="text" >
152 <string>Round Robin</string>
153 </property>
154 </widget>
155 </item>
156 <item>
157 <widget class="QRadioButton" name="radioFIFO" >
158 <property name="toolTip" >
159 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
160 p, li { white-space: pre-wrap; }
161 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
162 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Process will run whenever runnable. Higher priority than Normal or Batch. No timeslicing.</p></body></html></string>
163 </property>
164 <property name="whatsThis" >
165 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
166 p, li { white-space: pre-wrap; }
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168 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">First In-First Out Scheduling</span></p>
169 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">When a <span style=" font-weight:600;">FIFO</span> process becomes runnable, it will always immediately preempt any currently running <span style=" font-weight:600;">Normal</span> or <span style=" font-weight:600;">Batch</span> process.</p></body></html></string>
170 </property>
171 <property name="text" >
172 <string>FIFO</string>
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189 <height>20</height>
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226 <property name="font" >
227 <font>
228 <weight>75</weight>
229 <bold>true</bold>
230 </font>
231 </property>
232 <property name="text" >
233 <string>I/O Scheduler</string>
234 </property>
235 <property name="alignment" >
236 <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
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238 </widget>
239 </item>
240 <item>
241 <widget class="QRadioButton" name="radioIONormal" >
242 <property name="toolTip" >
243 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
244 p, li { white-space: pre-wrap; }
245 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
246 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Process's priority is based on the CPU priority</p></body></html></string>
247 </property>
248 <property name="whatsThis" >
249 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
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252 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">Normal Scheduling</span></p>
253 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">This is the same as <span style=" font-weight:600;">Best Effort</span> scheduling, except that the priority is calculated automatically based on the CPU priority. Processes with a higher priority will take priority for access to the hard disk. Programs running at the same <span style=" font-weight:600;">Best Effort/Normal</span> priority are served in a <span style=" font-weight:600;">Round Robin</span> fashion.</p></body></html></string>
254 </property>
255 <property name="text" >
256 <string>Normal</string>
257 </property>
258 </widget>
259 </item>
260 <item>
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262 <property name="toolTip" >
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266 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Process can only use the hard disk when no other process has used it very recently.</p></body></html></string>
267 </property>
268 <property name="whatsThis" >
269 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
270 p, li { white-space: pre-wrap; }
271 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
272 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">Idle Scheduling</span></p>
273 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">A program running with <span style=" font-weight:600;">Idle</span> I/O priority will only get disk time when no other program has asked for disk I/O for a defined grace period. The impact of <span style=" font-weight:600;">Idle</span> I/O processes on normal system activity should be zero. Priority is not applicable to this scheduling class.</p></body></html></string>
274 </property>
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276 <string>Idle</string>
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281 <widget class="QRadioButton" name="radioBestEffort" >
282 <property name="toolTip" >
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286 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Process is given higher priority to access the hard disk than Normal.</p></body></html></string>
287 </property>
288 <property name="whatsThis" >
289 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
290 p, li { white-space: pre-wrap; }
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292 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">Best Effort Scheduling</span></p>
293 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Processes with a higher priority will take priority for access to the hard disk. Programs running at the same <span style=" font-weight:600;">Best Effort/Normal</span> priority are served in a <span style=" font-weight:600;">Round Robin</span> fashion.</p></body></html></string>
294 </property>
295 <property name="text" >
296 <string>Best Effort</string>
297 </property>
298 </widget>
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300 <item>
301 <widget class="QRadioButton" name="radioRealTime" >
302 <property name="toolTip" >
303 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
304 p, li { white-space: pre-wrap; }
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306 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Process gets immediate access to the hard disk whenever needed, regardless of what else is going on.</p></body></html></string>
307 </property>
308 <property name="whatsThis" >
309 <string><html><head><meta name="qrichtext" content="1" /><style type="text/css">
310 p, li { white-space: pre-wrap; }
311 </style></head><body style=" font-family:'Sans Serif'; font-size:9pt; font-weight:400; font-style:normal;">
312 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-weight:600;">Real Time Scheduling</span></p>
313 <p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">The <span style=" font-weight:600;">Real Time</span> scheduling class is given first access to the disk, regardless of what else is going on in the system. Thus the <span style=" font-weight:600;">Real Time</span> class needs to be used with some care, as it can starve other processes. As with the <span style=" font-weight:600;">Best Effort</span> class, 8 priority levels are defined denoting how big a time slice a given process will receive on each scheduling window</p></body></html></string>
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316 <string>Real Time</string>
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326 <property name="minimum" >
327 <number>-19</number>
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330 <number>20</number>
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335 <property name="orientation" >
336 <enum>Qt::Horizontal</enum>
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338 <property name="invertedAppearance" >
339 <bool>true</bool>
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345 <number>5</number>
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350 <widget class="QLabel" name="lblCpuLow" >
351 <property name="text" >
352 <string>Low Priority</string>
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358 <property name="text" >
359 <string>High Priority</string>
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369 <spacer>
370 <property name="orientation" >
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372 </property>
373 <property name="sizeType" >
374 <enum>QSizePolicy::MinimumExpanding</enum>
375 </property>
376 <property name="sizeHint" stdset="0" >
377 <size>
378 <width>40</width>
379 <height>20</height>
380 </size>
381 </property>
382 </spacer>
383 </item>
384 <item row="1" column="3" colspan="2" >
385 <layout class="QGridLayout" >
386 <item row="0" column="0" colspan="2" >
387 <widget class="QSlider" name="sliderIO" >
388 <property name="maximum" >
389 <number>7</number>
390 </property>
391 <property name="pageStep" >
392 <number>1</number>
393 </property>
394 <property name="value" >
395 <number>3</number>
396 </property>
397 <property name="sliderPosition" >
398 <number>3</number>
399 </property>
400 <property name="orientation" >
401 <enum>Qt::Horizontal</enum>
402 </property>
403 <property name="invertedAppearance" >
404 <bool>true</bool>
405 </property>
406 <property name="tickPosition" >
407 <enum>QSlider::TicksBelow</enum>
408 </property>
409 <property name="tickInterval" >
410 <number>1</number>
411 </property>
412 </widget>
413 </item>
414 <item row="1" column="0" >
415 <widget class="QLabel" name="lblIOLow" >
416 <property name="text" >
417 <string>Low Priority</string>
418 </property>
419 </widget>
420 </item>
421 <item row="1" column="1" >
422 <widget class="QLabel" name="lblIOHigh" >
423 <property name="text" >
424 <string>High Priority</string>
425 </property>
426 <property name="alignment" >
427 <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
428 </property>
429 </widget>
430 </item>
431 </layout>
432 </item>
433 </layout>
434 </item>
435 </layout>
436 </widget>
437 <layoutdefault spacing="6" margin="11" />
438 <tabstops>
439 <tabstop>listWidget</tabstop>
440 </tabstops>
441 <resources/>
442 <connections/>
443 </ui>