{"id":719,"date":"2015-11-26T07:30:54","date_gmt":"2015-11-26T07:30:54","guid":{"rendered":"http:\/\/haisins.epac.to\/wordpress\/?p=719"},"modified":"2015-11-26T07:30:54","modified_gmt":"2015-11-26T07:30:54","slug":"vmstat%eb%a5%bc-%ed%86%b5%ed%95%9c-%ec%8b%9c%ec%8a%a4%ed%85%9c-%ed%98%84-%ec%83%81%ed%83%9c-%eb%b6%84%ec%84%9d%ed%95%98%eb%8a%94-%eb%b2%95","status":"publish","type":"post","link":"https:\/\/haisins.synology.me\/wordpress\/?p=719","title":{"rendered":"vmstat\ub97c \ud1b5\ud55c \uc2dc\uc2a4\ud15c \ud604 \uc0c1\ud0dc \ubd84\uc11d\ud558\ub294 \ubc95"},"content":{"rendered":"<p style=\"text-align: left; clear: none; float: none;\"><\/p>\n<p style=\"text-align: left; clear: none; float: none;\"><\/p>\n<p style=\"text-align: left; clear: none; float: none;\">vmstat\uc758 \uacb0\uacfc\uc774\ub2e4. \uc2dc\uc2a4\ud15c \uc0c1\ud0dc\uc5d0 \ub300\ud558\uc5ec \ubd84\uc11d\uc744 \ud574\ubcf4\uc790.<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"><img src=\"http:\/\/cfile9.uf.tistory.com\/image\/22192A4556EB24940F1F18\" alt=\"\"><\/p>\n<p style=\"text-align: left; clear: none; float: none;\"><\/p>\n<p style=\"text-align: left; clear: none; float: none;\">\ud604\uc7ac \uc774 \uc2dc\uc2a4\ud15c \uc0c1\ud0dc\ub97c \ubcf4\uba74 pi \ud544\ub4dc\uc5d0 \ub9ce\uc740 \uc218\uce58\ub97c \ubcf4\uc774\uace0 \uc788\uc73c\uba70, sd\uc5d0 \ub514\uc2a4\ud06c\uc5d0 \ub300\ud55c \uc785\ucd9c\ub825 \ud06c\uae30\ub97c \ubcf4\uc5ec\uc8fc\uace0 \uc788\ub2e4. pi\ub294 Page-in\uc744 \uc758\ubbf8\ud558\uba70, \uc2e4\ud589\ub420 \ub0b4\uc6a9 \ub610\ub294 \ub370\uc774\ud130\ub97c<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"> \ub514\uc2a4\ud06c\uc5d0\uc11c \uba54\ubaa8\ub9ac\uc5d0 \ub85c\ub4dc(load)\ud558\ub294 \ud06c\uae30\ub77c \ud560 \uc218 \uc788\ub2e4. \uc989, \ud604\uc7ac \uc774 \uc2dc\uc2a4\ud15c\uc740 \uc2e4\ud589\ub420 \ud504\ub85c\uadf8\ub7a8 \ub610\ub294 \ucc98\ub9ac\ud560 \ub370\uc774\ud130\ub97c \ub514\uc2a4\ud06c\uc5d0\uc11c \uba54\ubaa8\ub9ac\ub85c \ub85c\ub4dc\ud558\uace0 \uc788\uc73c\uba70,<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"> \ubcf4\ud1b5 \uc0ac\uc6a9\uc790 \ud504\ub85c\uadf8\ub7a8 \ub610\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc758 \ucc98\uc74c \uc2e4\ud589\uc5d0 \ub530\ub77c \ub098\ud0c0\ub098\ub294 \ud604\uc0c1\uc73c\ub85c \ubcfc \uc218 \uc788\ub2e4. \uadf8\ub7ec\ub098, \uc774\ubbf8 \ud504\ub85c\uadf8\ub7a8\uc774 \uc2e4\ud589 \uc911\uc774\uba70 \uc774\uc5d0 \ub530\ub978 \uc11c\ube44\uc2a4\ub97c \uc2e4\uc2dc\ud558\uace0<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"> \uc788\ub294\ub370 \uc774\ub7f0 \uc99d\uc0c1\uc774 \ub098\ud0c0\ub09c\ub2e4\uba74 \ud504\ub85c\uadf8\ub7a8\uc758 \ucc98\ub9ac\ubcf4\ub2e4\ub294 \ub9ce\uc740 \ub370\uc774\ud130 \ub610\ub294 \ud06c\uae30\uac00 \ud070 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\uae30 \uc704\ud574 \ub370\uc774\ud130\ub97c \uba54\ubaa8\ub9ac\ub85c \ub85c\ub4dc\ud558\ub294 \uac83\uc73c\ub85c \uc0dd\uac01\ud560 \uc218 \uc788\ub2e4.<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"> \uc8fc\ub85c \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc11c\ubc84 \ub4f1\uc5d0\uc11c \ubc30\uce58\uc131 \uc791\uc5c5\ub4f1\uc744 \ucc98\ub9ac\ud560 \uacbd\uc6b0 \ub098\ud0c0\ub0a0 \uc218 \uc788\ub2e4.<\/p>\n<p style=\"text-align: left; clear: none; float: none;\">vmstat\ub294 Virtual Memory Statistics \uc57d\uc5b4\uc774\uba70, \ucee4\ub110 \uc2a4\ub808\ub4dc(kernel thread), VM(\uac00\uc0c1 \uba54\ubaa8\ub9ac: VirtualMemory), \ub514\uc2a4\ud06c, \ud2b8\ub7a9(trap), \uadf8\ub9ac\uace0, CPU \ud65c\ub3d9\uacfc \uad00\ub828\ub41c <\/p>\n<p style=\"text-align: left; clear: none; float: none;\">\uac00\uc0c1\uba54\ubaa8\ub9ac \uc0c1\ud0dc\ub97c \ubcf4\uace0\ud55c\ub2e4. \ucd9c\ub825 \uac12\ub4e4\uc740\ud504\ub85c\uc138\uc11c \uc218\uc5d0 \ub530\ub978 \ud569\uacc4\uc640 \ud3c9\uade0\uc73c\ub85c\uc11c \ud45c\uc2dc\ub41c\ub2e4. vmstat\ub294 \ud06c\uac8c 5\uac00\uc9c0 \ud615\uc2dd\uc73c\ub85c \ucd9c\ub825\ub418\uba70, \uc774\ub97c \ud1b5\ud574 \ud504\ub85c\uc138\uc2a4,<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"> \uc778\ud130\ub7fd\ud2b8, CPU \uce90\uc2dc(cache), CPU \ud65c\uc6a9, VM\uacfc \uc2a4\uc651\ud551(swapping) \ud65c\uc6a9, \ub514\uc2a4\ud06c \ud65c\uc6a9 \ub4f1\uc758 \ub0b4\uc6a9\uc744 \uce21\uc815\ud560 \uc218 \uc788\ub2e4. sar\ub294 \ud55c\ubc88\uc5d0 \ud558\ub098\uc758 \uc694\uc18c\uc5d0 \ub300\ud574\uc11c\ub9cc<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"> \uce21\uc815\uc744 \ud560 \uc218 \uc788\uc9c0\ub9cc, vmstat\ub294 \ub3d9\uc2dc\uc5d0 \uc5ec\ub7ec \uac00\uc9c0 \uc694\uc18c\ub97c \ubcfc \uc218 \uc788\ub294 \uc7a5\uc810\uc774 \uc788\ub2e4. \uc2dc\uc2a4\ud15c \ubaa8\ub4e0 \uc694\uc18c\ub4e4\uc744 \uc6b4\uc601\ud558\uae30 \uc704\ud574 \uac00\uc0c1\uba54\ubaa8\ub9ac \uc601\uc5ed\uc5d0\uc11c \uac01 \uc774\ubca4\ud2b8\uac00 \uad00\ub9ac\ub41c\ub2e4.<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"> \uadf8\ub798\uc11c, \uac00\uc0c1 \uba54\ubaa8\ub9ac\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ubaa8\ub4e0 \uc774\ubca4\ud2b8\ub4e4\uc744 \uc885\ud569\uc801\uc73c\ub85c \ubd84\uc11d\ud55c\ub2e4\uba74 \ud604\uc7ac \uc2dc\uc2a4\ud15c \uc0c1\ud669\uc744 \uc27d\uac8c \ud310\ub2e8\ud560 \uc218 \uc788\ub2e4. vmstat\ub294 \uc774\ub7ec\ud55c \uc694\uac74\uc744 \ucda9\ubd84\ud788 \ub9cc\uc871\uc2dc\ucf1c<\/p>\n<p style=\"text-align: left; clear: none; float: none;\"> \uc900\ub2e4\uace0 \ubcf4\uba74 \ub420 \uac83\uc774\ub2e4. \uc704\uc758 \uacbd\uc6b0 vmstat\uc5d0 \u2013S \uc635\uc158\uc744 \uc0ac\uc6a9\ud55c \uacb0\uacfc\ub97c 1\ucd08 \uac04\uaca9\uc73c\ub85c \ucd9c\ub825\ud558\uace0 \uc788\ub2e4. -S \uc635\uc158\uc758 \uc0ac\uc6a9\uc740 \ud398\uc774\uc9d5 \ud65c\ub3d9 \ubcf4\ub2e4\ub294 \uc2a4\uc640\ud551\uc5d0 \ub300\ud55c <\/p>\n<p style=\"text-align: left; clear: none; float: none;\">\ub0b4\uc6a9\uc744 \ucd9c\ub825\ud55c\ub2e4. vmstat\uac00 \uc635\uc158 \uc5c6\uc774 \uc0ac\uc6a9 \ud560 \uacbd\uc6b0 \u201cre\u201d, \u201cmf\u201d\uac00 \ud398\uc774\uc9d5\uc758 \uc815\ubcf4\ub97c \ubcf4\uc5ec\uc8fc\ub294\ub370, -S \uc635\uc158\uc744 \uc0ac\uc6a9\ud560 \uacbd\uc6b0 \uc774 \ubd80\ubd84\uc774 \u201csi(Swap-ins)\u201d, <\/p>\n<p style=\"text-align: left; clear: none; float: none;\">\u201cso(Swap-outs)\u201d\ub85c \ucd9c\ub825\ub41c\ub2e4. vmstat\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \uacb0\uacfc\ub97c 6\uac1c \ubd80\ubd84\uc73c\ub85c \uad6c\ubd84\ud558\uc5ec \ud29c\ub2dd \uacb0\uacfc\ub97c \ucd9c\ub825\ud55c\ub2e4. <\/p>\n<p style=\"text-align: left; clear: none; float: none;\"><\/p>\n<p style=\"text-align: left; clear: none; float: none;\">\ub2e4\uc74c\uc740 \uac01 \ud544\ub4dc\uc5d0 \ub300\ud55c \uc124\uba85\uc774\ub2e4.<\/p>\n<p style=\"text-align: left; clear: none; float: none;\">\n<table class=\"txc-table\" style=\"border: medium none; border-collapse: collapse; font-family: \ub3cb\uc6c0; font-size: 12px; width: 910px;\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\" width=\"910\">\n<tbody>\n<tr>\n<td style=\"width: 217px; height: 24px; border-width: 1px; border-style: solid; border-color: rgb(204, 204, 204);\">\n<p style=\"text-align: center;\"> \ud56d\ubaa9<\/p>\n<\/td>\n<td style=\"width: 691px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204); border-top: 1px solid rgb(204, 204, 204);\">\n<p style=\"text-align: center;\">&nbsp;\ub0b4\uc6a9<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 217px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204); border-left: 1px solid rgb(204, 204, 204);\">\n<p style=\"text-align: left;\">&nbsp;procs (solaris\uc5d0\uc11c\ub294 kthr\ub85c \ub098\ud0c0\ub09c\ub2e4.<\/p>\n<\/td>\n<td style=\"width: 691px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204);\">\n<p>&nbsp;\uac01 \uc0c1\ud669\uc5d0 \ub530\ub978 \ucee4\ub110 \uc4f0\ub808\ub4dc\uc758 \uc218\ub97c \ucd9c\ub825\ud558\uba70, \ub2e4\uc74c 3\uac00\uc9c0 \uc0c1\ud669\uc5d0 \ub530\ub974\ub294 \ud504\ub85c\uc138\uc2a4 \uc218\ub97c \ucd9c\ub825\ud55c\ub2e4.<\/p>\n<p>r \ub7f0\ud050(run queue)\uc5d0 \uc313\uc778 \ud504\ub85c\uc138\uc2a4\uc758 \uc218\ub97c \ub098\ud0c0\ub0b4\uba70, \uc5ec\uae30\uc5d0 \uc22b\uc790\uac00 \ub192\ub2e4\ub294 \uac83\uc740 CPU\uc5d0\uc11c \ucc98\ub9ac\ub418\uae30 \uc704\ud574 \uae30\ub2e4\ub9ac\ub294 \ud504\ub85c\uc138\uc2a4\uac00 \ub9ce\uc74c\uc744<br \/>\uc758\ubbf8\ud55c\ub2e4. \uc989, \ud604\uc7ac CPU \uc791\uc5c5\uc774 \ub9ce\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud55c\ub2e4. \ubcf4\ud1b5 \uc774\uc758 \uc0c1\ud0dc\uc5d0 \ub530\ub77c CPU\uc758 \ubc14\uc068 \uc815\ub3c4\ub97c \ucd94\uc801\ud560 \uc218 \uc788\ub2e4.<\/p>\n<p>b \ud398\uc774\uc9d5 \ub4f1\uacfc \uac19\uc774 I\/O \uc790\uc6d0\uc5d0 \ub300\ud574 \ube14\ub85d(block)\ub418\ub294 \ud504\ub85c\uc138\uc2a4\uc758 \uc218(waiting)\ub97c \ub9d0\ud55c\ub2e4. I\/O\uc5d0 \uc788\uc5b4 CPU \uc790\uc6d0\uc744 \ud560\ub2f9 \ubc1b\uc9c0 \ubabb\ud574 \ube14\ub85d\ud654<br \/>\ub41c \ud504\ub85c\uc138\uc2a4\uc758 \uc218\ub97c \uc758\ubbf8\ud55c\ub2e4. w \uc2a4\uc651 \uc544\uc6c3(Swap out)\ub418\ub294 \ud504\ub85c\uc138\uc2a4\uc758 \uc218\ub85c\uc11c, \uc2e4\ud589 \uac00\ub2a5\ud55c \uc2e4\ud589 \ud050\uc5d0\ub294 \uc313\uc774\uc9c0 \uc54a\uace0 \ubc14\ub85c \uc2a4\uc651 \uc544\uc6c3\ub418\ub294 \ud504\ub85c\uc138\uc2a4\ub97c \uc758\ubbf8\ud55c\ub2e4. \uc774\ub97c \ud1b5\ud574 \ubb3c\ub9ac\uc801 \uba54\ubaa8\ub9ac\uc758 \ubd80\uc871 \uc5ec\ubd80\ub97c \ud310\ub2e8\ud560 \uc218 \uc788\ub2e4.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 217px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204); border-left: 1px solid rgb(204, 204, 204);\">\n<p style=\"text-align: left;\">&nbsp;memory<\/p>\n<\/td>\n<td style=\"width: 691px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204);\">\n<p>&nbsp;\uac00\uc0c1 \uba54\ubaa8\ub9ac\uc640 \uc2e4\uc81c \uba54\ubaa8\ub9ac\uc758 \uac00\uc6a9\uc5d0 \ub300\ud55c \uac83\uc744 \ucd9c\ub825 swap \ud604\uc7ac \uac00\uc6a9 \uac00\ub2a5\ud55c \uc2a4\uc651 \uacf5\uac04\uc758 \ud06c\uae30(Kbytes) free \uc790\uc720 \ubaa9\ub85d(free list)\uc758 \ud06c\uae30(Kbytes)\ub85c\uc11c \uc790\uc720 \uba54\ubaa8\ub9ac\uac00 \ud604\uc7ac \uc6b4\uc601 \uc911\uc778 \ubb3c\ub9ac\uc801\uc778 \uba54\ubaa8\ub9ac\uc758 6%\ubcf4\ub2e4 \uacc4\uc18d\uc801\uc73c\ub85c \uc801\uac8c \ub098\uc624\uba74 \uac00\uc6a9\ud560 \uc218 \uc788\ub294 \uba54\ubaa8\ub9ac\uac00 \ubd80\uc871\ud558\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud558\uba70, \uc774\uac83\uc740 \uc2dc\uc2a4\ud15c \uc804\uccb4 \ubcd1\ubaa9(Bottleneck)\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc74c\uc744 \uc758\ubbf8\ud55c\ub2e4.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 217px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204); border-left: 1px solid rgb(204, 204, 204);\">\n<p style=\"text-align: left;\">&nbsp;page<\/p>\n<\/td>\n<td style=\"width: 691px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204);\">\n<p>&nbsp;\ud398\uc774\uc9c0 \uc2e4\ud328(fault)\uc640 \ud398\uc774\uc9d5(paging) \ud65c\ub3d9\uc5d0 \uad00\ud55c \uc815\ubcf4\ub97c \ucd9c\ub825<\/p>\n<p> re \ud398\uc774\uc9c0 \uc7ac \uc0ac\uc6a9 &#8211; -S \uc635\uc158\uc744 \uc0ac\uc6a9\ud558\uba74 \uc774 \ud544\ub4dc\ub294 si\ub85c \uc218\uc815<br \/>mf \ucd5c\uc18c\ud55c\uc758 \ud398\uc774\uc9c0 \uc2e4\ud328 &#8211; -S \uc635\uc158\uc744 \uc0ac\uc6a9\ud558\uba74 \uc774 \ud544\ub4dc\ub294 so\ub85c \uc218\uc815<br \/>pi \ud398\uc774\uc9c0 \uc778 \ud558\ub294(paged in) \ud398\uc774\uc9c0 \uc218(\ub2e8\uc704: Kbytes)<br \/>po \ud398\uc774\uc9c0 \uc544\uc6c3\ub418\ub294(paged out) \ud398\uc774\uc9c0 \uc218(\ub2e8\uc704: Kbytes)<br \/>fr \uc790\uc720(free) \ud398\uc774\uc9c0 \uc218(\ub2e8\uc704: Kbytes)<br \/>de \uba54\ubaa8\ub9ac \ubd80\uc871\ud55c \ud06c\uae30\ub97c \ubbf8\ub9ac \uc608\uce21(\ub2e8\uc704: Kbytes)\ud55c\ub2e4. \ubd80\uc871\ud55c \uba54\ubaa8\ub9ac\uc5d0<br \/>\ub300\ud574 \uc2a4\uc651\uc544\uc6c3\uc744 \ud558\uae30 \uc704\ud574 \uc2a4\uc644 \uc778\uc744 \ub9c9\uac8c \ub41c\ub2e4.<br \/>sr \ud074\ub7ed \uc54c\uace0\ub9ac\uc998(Clock algorithm)\uc5d0 \uc758\ud574 \uc2a4\uce94(scan)\ub418\ub294 \ud398\uc774\uc9c0 \uc218\ub85c\uc11c, \uac00\uc6a9\ud560 \uc218 \uc788\ub294 \uba54\ubaa8\ub9ac\uac00 \ubd80\uc871\ud560 \uacbd\uc6b0 \ud65c\uc131\ud654 \ub418\uc5b4 \uc788\ub294 \ud398\uc774\uc9c0\uc758<br \/>\ub370\ubaac\uc758 \uc218\ub97c \ub098\ud0c0\ub0b8\ub2e4. \uc989, sr\uc774 \ud06c\ub2e4\ub294 \uac83\uc740 \uc774\uc5d0 \ube44\ub840\ud558\uc5ec \uba54\ubaa8\ub9ac\uac00 \ubd80\uc871\ud558\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud55c\ub2e4.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 217px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204); border-left: 1px solid rgb(204, 204, 204);\">\n<p style=\"text-align: left;\">&nbsp;disk<\/p>\n<\/td>\n<td style=\"width: 691px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204);\">\n<p>&nbsp;\ub514\uc2a4\ud06c \uc6b4\uc601\uc5d0 \ub300\ud55c \uc218\ub97c \ucd9c\ub825\ud55c\ub2e4(\ucd08 \ub2e8\uc704). 4\uac1c\uc758 \ub514\uc2a4\ud06c\uc5d0 \ub300\ud55c \uc0c1\ud0dc\ub97c \uac01\uac01 \ubcf4\uc5ec\uc900\ub2e4. \ub514\uc2a4\ud06c\ub294 \uc720\ud615\uc5d0 \ub9de\ub294 \uc774\ub984\uc774 \ucd9c\ub825\ud55c\ub2e4(s=SCSI, I=IPI \ub4f1).<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 217px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204); border-left: 1px solid rgb(204, 204, 204);\">\n<p style=\"text-align: left;\">&nbsp;faults<\/p>\n<\/td>\n<td style=\"width: 691px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204);\">\n<p>&nbsp;\ud2b8\ub7a9(trap)\/\uc778\ud130\ub7fd\ud2b8(interrupt) \ube44\uc728\uc744 \ucd9c\ub825(\ucd08 \ub2e8\uc704)<\/p>\n<p> in \uc778\ud130\ub7fd\ud2b8 \uc218<br \/>sy \uc2dc\uc2a4\ud15c \uc694\uccad(system call)<br \/>cs CPU \ubb38\ub9e5 \uad50\ud658(Context switches)<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 217px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204); border-left: 1px solid rgb(204, 204, 204);\">\n<p style=\"text-align: left;\">&nbsp;cpu<\/p>\n<\/td>\n<td style=\"width: 691px; height: 24px; border-bottom: 1px solid rgb(204, 204, 204); border-right: 1px solid rgb(204, 204, 204);\">\n<p>&nbsp;CPU \uc0ac\uc6a9\uc5d0 \ub300\ud55c \uac83\uc744 %\ub85c \uad6c\ubd84\ud558\uc5ec \ucd9c\ub825\ud55c\ub2e4. \uc5ec\ub7ec \uac1c\uc758 CPU\ub85c \uad6c\uc131\uc774 \ub420 \uacbd\uc6b0\uc5d0\ub294 CPU \uac1c\uc218\uc5d0 \ub530\ub978 \ud3c9\uade0 \uac12\uc774 \ucd9c\ub825\ub41c\ub2e4.<br \/>us \uc0ac\uc6a9\uc790\uac00 \uc0ac\uc6a9\ud55c CPU \uc2dc\uac04 \ube44\uc728(user time)<br \/>sy \uc2dc\uc2a4\ud15c\uc774 \uc0ac\uc6a9\ud55c CPU \uc2dc\uac04 \ube44\uc728(system time)<br \/>id \uac00\uc6a9 \uac00\ub2a5\ud55c CPU \uc2dc\uac04 \ube44\uc728(Idle time)<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: left; clear: none; float: none;\"><\/p>\n<p style=\"text-align: left; clear: none; float: none;\"><\/p>\n<p style=\"text-align: left; clear: none; float: none;\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>vmstat\uc758 \uacb0\uacfc\uc774\ub2e4. \uc2dc\uc2a4\ud15c \uc0c1\ud0dc\uc5d0 \ub300\ud558\uc5ec \ubd84\uc11d\uc744 \ud574\ubcf4\uc790. \ud604\uc7ac \uc774 \uc2dc\uc2a4\ud15c \uc0c1\ud0dc\ub97c \ubcf4\uba74 pi \ud544\ub4dc\uc5d0 \ub9ce\uc740 \uc218\uce58\ub97c \ubcf4\uc774\uace0 \uc788\uc73c\uba70, sd\uc5d0 \ub514\uc2a4\ud06c\uc5d0 \ub300\ud55c \uc785\ucd9c\ub825 \ud06c\uae30\ub97c \ubcf4\uc5ec\uc8fc\uace0 \uc788\ub2e4. pi\ub294 Page-in\uc744 \uc758\ubbf8\ud558\uba70, \uc2e4\ud589\ub420 \ub0b4\uc6a9 \ub610\ub294 \ub370\uc774\ud130\ub97c \ub514\uc2a4\ud06c\uc5d0\uc11c \uba54\ubaa8\ub9ac\uc5d0 \ub85c\ub4dc(load)\ud558\ub294 \ud06c\uae30\ub77c \ud560 \uc218 \uc788\ub2e4. \uc989, \ud604\uc7ac \uc774 \uc2dc\uc2a4\ud15c\uc740 \uc2e4\ud589\ub420 \ud504\ub85c\uadf8\ub7a8 \ub610\ub294 \ucc98\ub9ac\ud560 \ub370\uc774\ud130\ub97c \ub514\uc2a4\ud06c\uc5d0\uc11c \uba54\ubaa8\ub9ac\ub85c \ub85c\ub4dc\ud558\uace0 \uc788\uc73c\uba70, \ubcf4\ud1b5 \uc0ac\uc6a9\uc790 \ud504\ub85c\uadf8\ub7a8 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"spay_email":""},"categories":[405],"tags":[406],"jetpack_featured_media_url":"","amp_enabled":true,"_links":{"self":[{"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/719"}],"collection":[{"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=719"}],"version-history":[{"count":0,"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/719\/revisions"}],"wp:attachment":[{"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=719"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=719"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/haisins.synology.me\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}