.\" Copyright (c) 1980, 1991, 1993 .\" The Regents of the University of California. All rights reserved. .\" .\" Redistribution and use in source and binary forms, with or without .\" modification, are permitted provided that the following conditions .\" are met: .\" 1. Redistributions of source code must retain the above copyright .\" notice, this list of conditions and the following disclaimer. .\" 2. Redistributions in binary form must reproduce the above copyright .\" notice, this list of conditions and the following disclaimer in the .\" documentation and/or other materials provided with the distribution. .\" 3. All advertising materials mentioning features or use of this software .\" must display the following acknowledgement: .\" This product includes software developed by the University of .\" California, Berkeley and its contributors. .\" 4. Neither the name of the University nor the names of its contributors .\" may be used to endorse or promote products derived from this software .\" without specific prior written permission. .\" .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" .\" @(#) vtimes. 3 8.1 (Berkeley) 6/4/93 .\" .\" $FreeBSD: doc/ja_JP.eucJP/man/man3/vtimes. 3, v 1.2 2001/05/14 01:08:41 horikawa Exp $ .Dd June 4, 1993 .Dt VTIMES 3 .Os BSD 4 .Sh ¸íĪ .Nm vtimes .Nd ¸®¼Ò½º À̿뿡 ´ëÇÑ Á¤º¸¸¦ Ãëµæ .Sh ¼­½Ä .Fd #include .Fn vtimes "struct vtimes *par_vm" "struct vtimes *ch_vm" .Sh ÇØ¼³ .Bf -symbolic ÀÌ ÀÎÅÍÆäÀ̽º´Â, getrusage(2)¿¡ ÀÇÇØ ¿Å°Ü³õÀ» ¼ö ÀÖ¾ú½À´Ï´Ù. ÀÌ ÇÔ¼ö´Â, ȣȯ¼º ÇÁ·Î±×·¥ ¶óÀ̺귯¸®, libcompat ·ÎºÎÅÍ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. .Ef .Pp .Fn vtimes ÇÔ¼ö´Â, ÇöÀçÀÇ ÇÁ·Î¼¼½º ¹× ÇöÀçÀÇ ÇÁ·Î¼¼½ºÀÇ Á¾·áÇß´Ù child processÀÇ ¾îÄ«¿îÆ® Á¤º¸¸¦ µ¹·ÁÁÝ´Ï´Ù. .Fa par_vm ¶Ç´Â .Fa ch_vm ÀÇ ¾î´À ÂÊÀÎÁö ÇÑÆí, ¶Ç´Â ÀÌ°Íµé ¾çÂÊ ¸ðµÎ´Â 0 ¿¡¼­µµ »ó°üÇÏÁö ¾Ê½À´Ï´Ù. ÀÌ °æ¿ì¿¡´Â, ºñÁ¦·ÎÀÎ Æ÷ÀÎÅÍ¿¡ ´ëÇÑ Á¤º¸¸¸ÀÌ µ¹·ÁÁÖ¾îÁý´Ï´Ù. .Pp ÀÌ ÇÔ¼ö¸¦ È£ÃâÇÑ ÈÄ´Â, °¢ ¹öÆÛ¿¡´Â ÀÎŬ·çµå ÆÄÀÏ .Pa /usr/include/sys/vtimes.h ÀÇ ³»¿ë¿¡ ÀÇÇØ Á¤ÀÇµÈ ´ÙÀ½°ú °°Àº Á¤º¸°¡ µé¾î°©´Ï´Ù. .Bd -literal -offset indent struct vtimes { int vm_utime; /* user time (*HZ) */ int vm_stime; /* system time (*HZ) */ /* divide next two by utime+stime to get averages */ unsigned vm_idsrss; /* integral of d+s rss */ unsigned vm_ixrss; /* integral of text rss */ int vm_maxrss; /* maximum rss */ int vm_majflt; /* major page faults */ int vm_minflt; /* minor page faults */ int vm_nswap; /* number of swaps */ int vm_inblk; /* block reads */ int vm_oublk; /* block writes */ }; .Ed .Pp .Fa vm_utime ¹× .Fa vm_stime ÀÇ Çʵå´Â, 60 ºÐÀÇ 1 ÃÊ (·ÎÄÃÀÇ ±³·ùÀÇ Á֯ļö°¡ 50 Hz ÀÇ °æ¿ì´Â 50 ºÐÀÇ 1 ÃÊ)ÀÇ ´ÜÀ§·Î °¢°¢ À¯Àú ½Ã°£°ú ½Ã½ºÅÛ ½Ã°£À» ³ªÅ¸³À´Ï´Ù. .Fa vm_idrss ¹× .Fa vm_ixrss (Àº)´Â, ¸Þ¸ð¸®ÀÇ »ç¿ëµµ¸¦ ÃøÁ¤ÇÕ´Ï´Ù. °¢°¢, .Tn CPU ½Ã°£¿¡ ´ëÇÑ »ç¿ë ¸Þ¸ð¸®ÆäÀÌÁöÀÇ ¼ö¸¦ ÀûºÐ ÇØ °è»êÇÕ´Ï´Ù. À̰͵éÀº, Ŭ¶ôÀÌ 1 ȸ »õ±æ ¶§¿¡ ÇöÀçÀÇ ¸Þ¸ð¸® »ç¿ë(512 ¹ÙÀÌÆ® ÆäÀÌÁöÀÇ ´ÜÀ§·Î)À» °¡»êÇØ, ÀÌ»êÀûÀ¸·Î °è»êÇß´ÂÁö¿Í °°ÀÌ ³ªÅ¸³³´Ï´Ù. ÀÖ´Ù ÇÁ·Î¼¼½º°¡ µ¥ÀÌÅÍ ¹× ½ºÅÿ¡ ´ëÇØ 1 cpu ÃÊ¿¡ 5 ÄÚ¾î ÆäÀÌÁö¸¦ »ç¿ëÇßÀ» °æ¿ì´Â, .Fa vm_idsrss (Àº)´Â 5*60 ÀÇ °ªÀ» °¡Á®, ¿©±â¼­ .Fa vm_utime+vm_stime (Àº)´Â 60 ÀÌ µË´Ï´Ù. Àμö .Fa Vm_idsrss (Àº)´Â µ¥ÀÌÅÍ¿Í ½ºÅÃÀÇ ¼¼±×¸ÕÆ®(segment) »ç¿ëµµ¸¦ Àû»êÇØ, .Fa vm_ixrss (Àº)´Â ÅØ½ºÆ® ¼¼±×¸ÕÆ®(segment)ÀÇ »ç¿ëµµ¸¦ Àû»êÇÕ´Ï´Ù. .Fa Vm_maxrss ÇÔ¼ö´Â, ÅØ½ºÆ®+µ¥ÀÌÅÍ+½ºÅÃÀÇ ÄÚ¾î ÁÖÀçÀÇ ÆäÀÌÁö Ä«¿îÆ®ÀÇ ÃÖ´ë ¼ø°£ ÃÑÈ­¸¦ °¡¸®Åµ´Ï´Ù. .Pp .Fa vm_majflt Çʵå´Â, µð½ºÅ© µ¿ÀÛ¿¡ °áÇÕµÈ ÆäÀÌÁö ÆúÆ®ÀÇ ¼ö¸¦ °¡¸®Åµ´Ï´Ù. .Fa vm_minflt Çʵå´Â, ÂüÁ¶ ºñÆ®ÀÇ ½Ã¹Ä·¹À̼ÇÀ¸·Î ÀÏÀ¸ÄÑÁ³´Ù ÆäÀÌÁö ÆúÆ®ÀÇ ¼ö¸¦ ³ªÅ¸³À´Ï´Ù. .Fa vm_nswap (Àº)´Â, ÀϾ ½º¿ÒÀÇ ¼öÀÔ´Ï´Ù. ÆÄÀÏ ½Ã½ºÅÛÀÇ ÀÔ·Â/Ãâ·Â À̺¥Æ®ÀÇ È¸¼ö´Â, .Fa vm_inblk ¹× .Fa vm_oublk ¿¡ ÀÇÇØ ³ªÅ¸³³´Ï´Ù. ÀÌ·¯ÇÑ ¼ýÀÚ´Â, ½ÇÁ¦ÀÇ .Tn I/O ¸¸À» ¼Á´Ï´Ù. ij½Ì ±â±¸¿¡ ÀÇÇØ °ø±ÞµÈ µ¥ÀÌÅÍ´Â, ±× µ¥ÀÌÅ͸¦ ÀÐ°í ¾²±âÇÏ´Â ÃÖÃÊÀÇ ÇÁ·Î¼¼½º ¿¡ ´ëÇØ¼­¸¸ °è»êµË´Ï´Ù. .Sh ÂüÁ¶ .Xr getrusage 2 , .Xr wait3 2 , .Xr time 3 .Sh ¿ª»ç .Fn vlimit ÇÔ¼ö´Â, .Bx 4.2 ¿¡ ³ªÅ¸³µ½À´Ï´Ù. .Sh ¹ö±× ÀÌ ÇÔ¼ö´Â, ¾ÆÁ÷µµ Àç½ÇÀåµÇ°í ÀÖÁö ¾Ê½À´Ï´Ù.