|
72 | 72 | "B Nazanin";color:#70AD47'>قطعه |
73 | 73 | بندی</span></b><b><span lang=FA style='font-size:24.0pt; |
74 | 74 | line-height:107%;font-family:"B Nazanin";color:#70AD47'> </span></b><b><span |
75 | | -dir=LTR style='font-size:22.0pt;line-height:107%;color:#70AD47'>Memory Segmentation</span></b></p> |
| 75 | +dir=LTR style='font-size:22.0pt;line-height:107%;color:#70AD47'>Segmentation</span></b></p> |
76 | 76 |
|
77 | 77 | <p class=MsoNormal dir=RTL style='text-align:justify;direction:rtl;unicode-bidi: |
78 | 78 | embed'><span lang=FA style='font-size:18.0pt;line-height:107%;font-family:"B Nazanin"'>دیدگاه |
|
116 | 116 | "B Nazanin";background:yellow'>قطعه‌بندی</span></u><span |
117 | 117 | dir=LTR></span><u><span lang=FA dir=LTR style='font-size:16.0pt;line-height: |
118 | 118 | 107%;background:yellow'><span dir=LTR></span> </span></u><b><u><span dir=LTR |
119 | | -style='font-size:18.0pt;line-height:107%;color:#70AD47;background:yellow'>Segmentation</span></u></b><span |
120 | | -dir=RTL></span><u><span style='font-size:12.0pt;line-height:107%;font-family: |
121 | | -"B Nazanin";background:yellow'><span dir=RTL></span> </span></u><u><span |
| 119 | +style='font-size:18.0pt;line-height:107%;color:#70AD47;background:yellow'>Segmentation |
| 120 | +</span></u></b><span dir=RTL></span><u><span style='font-size:12.0pt; |
| 121 | +line-height:107%;font-family:"B Nazanin";background:yellow'><span dir=RTL></span> </span></u><u><span |
122 | 122 | lang=FA style='font-size:16.0pt;line-height:107%;font-family:"B Nazanin"; |
123 | 123 | background:yellow'>در حافظه سیستم |
124 | 124 | عامل به معنای |
|
258 | 258 |
|
259 | 259 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
260 | 260 | rtl;unicode-bidi:embed'><span dir=LTR style='font-size:18.0pt;line-height:107%'><img |
261 | | -width=624 height=270 id="Picture 1" src="Lecture-7_files/image015.png"></span></p> |
| 261 | +width=624 height=270 id="Picture 1" src="Lecture-7_files/image001.png"></span></p> |
262 | 262 |
|
263 | 263 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
264 | 264 | rtl;unicode-bidi:embed'><span dir=LTR><img width=396 height=510 id="Picture 8" |
|
556 | 556 |
|
557 | 557 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
558 | 558 | rtl;unicode-bidi:embed'><span dir=LTR style='font-size:18.0pt;line-height:107%'><img |
559 | | -width=624 height=328 id="Picture 2" src="Lecture-7_files/image016.png"></span></p> |
| 559 | +width=624 height=328 id="Picture 2" src="Lecture-7_files/image003.png"></span></p> |
560 | 560 |
|
561 | 561 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
562 | 562 | rtl;unicode-bidi:embed'><span dir=LTR><img width=624 height=444 id="Picture 10" |
563 | | -src="Lecture-7_files/image017.jpg" |
| 563 | +src="Lecture-7_files/image004.jpg" |
564 | 564 | alt="https://www.cs.uic.edu/~jbell/CourseNotes/OperatingSystems/images/Chapter8/8_08_SegmentationHardware.jpg"></span></p> |
565 | 565 |
|
566 | 566 | <p class=MsoNormal dir=RTL style='text-align:justify;direction:rtl;unicode-bidi: |
|
614 | 614 |
|
615 | 615 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
616 | 616 | rtl;unicode-bidi:embed'><span dir=LTR style='font-size:18.0pt;line-height:107%'><img |
617 | | -width=624 height=335 id="Picture 3" src="Lecture-7_files/image018.png"></span></p> |
| 617 | +width=624 height=335 id="Picture 3" src="Lecture-7_files/image005.png"></span></p> |
618 | 618 |
|
619 | 619 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
620 | 620 | rtl;unicode-bidi:embed'><span dir=LTR><img width=624 height=547 id="Picture 11" |
621 | | -src="Lecture-7_files/image019.jpg" |
| 621 | +src="Lecture-7_files/image006.jpg" |
622 | 622 | alt="https://www.cs.uic.edu/~jbell/CourseNotes/OperatingSystems/images/Chapter8/8_09_Segmentation.jpg"></span></p> |
623 | 623 |
|
624 | 624 | <p class=MsoNormal dir=RTL style='text-align:right;direction:rtl;unicode-bidi: |
|
637 | 637 | یک فرایند، |
638 | 638 | همجوار |
639 | 639 | (پیوسته) نباشد. |
640 | | -صفحه بندی، یک |
641 | | -طرح دیگر از |
| 640 | +صفحه بندی</span><span dir=LTR></span><span |
| 641 | +dir=LTR style='font-size:18.0pt;line-height:107%;background:lime'><span |
| 642 | +dir=LTR></span> paging </span><span dir=RTL></span><span lang=FA |
| 643 | +style='font-size:18.0pt;line-height:107%;font-family:"B Nazanin";background: |
| 644 | +lime'><span dir=RTL></span>، یک طرح |
| 645 | +دیگر از |
642 | 646 | مدیریت حافظه |
643 | 647 | است که اجازه می‌دهد |
644 | 648 | فضای آدرس |
|
649 | 653 | <p class=MsoNormal dir=RTL style='text-align:justify;direction:rtl;unicode-bidi: |
650 | 654 | embed'><u><span lang=FA style='font-size:18.0pt;line-height:107%;font-family: |
651 | 655 | "B Nazanin";background:yellow'>صفحه |
652 | | -بندی از تکه |
653 | | -تکه شدن خارجی |
654 | | -و نیاز به |
655 | | -فشرده سازی |
| 656 | +بندی</span></u><span dir=LTR></span><u><span dir=LTR |
| 657 | +style='font-size:18.0pt;line-height:107%;background:yellow'><span dir=LTR></span> |
| 658 | +paging </span></u><span dir=RTL></span><u><span lang=FA style='font-size:18.0pt; |
| 659 | +line-height:107%;font-family:"B Nazanin";background:yellow'><span dir=RTL></span> از |
| 660 | +تکه تکه شدن |
| 661 | +خارجی و نیاز |
| 662 | +به فشرده سازی |
656 | 663 | اجتناب می‌کند.</span></u><span |
657 | 664 | lang=FA style='font-size:18.0pt;line-height:107%;font-family:"B Nazanin"'> |
658 | 665 | در حالی که |
|
964 | 971 | dir=LTR style='font-size:18.0pt;line-height:107%'>page number</span><span |
965 | 972 | dir=RTL></span><span lang=FA style='font-size:18.0pt;line-height:107%; |
966 | 973 | font-family:"B Nazanin"'><span dir=RTL></span>) شناسایی |
967 | | -می‌شود و هر |
968 | | -صفحه دارای |
| 974 | +می‌شود <span style='background:yellow'>و |
| 975 | +هر صفحه دارای |
969 | 976 | اندازه ثابتی |
970 | | -است. در این |
| 977 | +است</span>. در این |
971 | 978 | روش، بخش‌های |
972 | 979 | حافظه به صورت |
973 | 980 | پشت سر هم |
|
1034 | 1041 |
|
1035 | 1042 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
1036 | 1043 | rtl;unicode-bidi:embed'><span dir=LTR><img width=650 height=604 id="Picture 13" |
1037 | | -src="Lecture-7_files/image020.jpg" |
| 1044 | +src="Lecture-7_files/image009.jpg" |
1038 | 1045 | alt="https://www.cs.uic.edu/~jbell/CourseNotes/OperatingSystems/images/Chapter8/8_11_PagingModel.jpg"><img |
1039 | | -width=653 height=396 id="Picture 12" src="Lecture-7_files/image021.jpg" |
| 1046 | +width=653 height=396 id="Picture 12" src="Lecture-7_files/image010.jpg" |
1040 | 1047 | alt="https://www.cs.uic.edu/~jbell/CourseNotes/OperatingSystems/images/Chapter8/8_10_PagingHardware.jpg"></span></p> |
1041 | 1048 |
|
1042 | 1049 | <p class=MsoNormal dir=RTL style='text-align:justify;direction:rtl;unicode-bidi: |
|
1098 | 1105 |
|
1099 | 1106 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
1100 | 1107 | rtl;unicode-bidi:embed'><span dir=LTR><img width=565 height=150 id="Picture 14" |
1101 | | -src="Lecture-7_files/image022.jpg" |
| 1108 | +src="Lecture-7_files/image012.jpg" |
1102 | 1109 | alt="https://www.cs.uic.edu/~jbell/CourseNotes/OperatingSystems/images/Chapter8/8_11A_PageNumberOffset.jpg"></span></p> |
1103 | 1110 |
|
1104 | 1111 | <p class=MsoNormal dir=RTL style='text-align:right;direction:rtl;unicode-bidi: |
|
1119 | 1126 |
|
1120 | 1127 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
1121 | 1128 | rtl;unicode-bidi:embed'><span dir=LTR><img width=625 height=469 id="Picture 7" |
1122 | | -src="Lecture-7_files/image023.jpg"></span></p> |
| 1129 | +src="Lecture-7_files/image013.jpg"></span></p> |
1123 | 1130 |
|
1124 | 1131 | <p class=MsoNormal dir=RTL style='text-align:justify;direction:rtl;unicode-bidi: |
1125 | 1132 | embed'><span dir=LTR style='font-size:18.0pt;line-height:107%'> </span></p> |
|
1209 | 1216 | <p class=MsoNormal dir=RTL style='text-align:right;direction:rtl;unicode-bidi: |
1210 | 1217 | embed'><span style='position:absolute;z-index:-1895824384;left:0px;margin-left: |
1211 | 1218 | 411px;margin-top:28px;width:613px;height:140px'><img width=613 height=140 |
1212 | | -src="Lecture-7_files/image024.png"></span></p> |
| 1219 | +src="Lecture-7_files/image015.png"></span></p> |
1213 | 1220 |
|
1214 | 1221 | <p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
1215 | 1222 | rtl;unicode-bidi:embed'><span lang=FA style='font-size:20.0pt;line-height:107%; |
|
1242 | 1249 | <p class=MsoNormal dir=RTL style='text-align:right;direction:rtl;unicode-bidi: |
1243 | 1250 | embed'><span dir=LTR style='font-size:18.0pt;line-height:107%'> </span></p> |
1244 | 1251 |
|
1245 | | -<p class=MsoNormal dir=RTL style='text-align:right;direction:rtl;unicode-bidi: |
1246 | | -embed'><span dir=LTR style='font-size:18.0pt;line-height:107%'>Physical address |
1247 | | -= fream number x freamsize + offset</span></p> |
| 1252 | +<p class=MsoNormal align=center dir=RTL style='text-align:center;direction: |
| 1253 | +rtl;unicode-bidi:embed'><span dir=LTR style='font-size:18.0pt;line-height:107%'>Physical |
| 1254 | +address = frame number x frame size + offset</span></p> |
1248 | 1255 |
|
1249 | 1256 | </div> |
1250 | 1257 |
|
|
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