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diff --git a/www/c3ref/c_status_malloc_count.html b/www/c3ref/c_status_malloc_count.html new file mode 100644 index 0000000..514f664 --- /dev/null +++ b/www/c3ref/c_status_malloc_count.html @@ -0,0 +1,212 @@ +<!DOCTYPE html> +<html><head> +<meta name="viewport" content="width=device-width, initial-scale=1.0"> +<meta http-equiv="content-type" content="text/html; charset=UTF-8"> +<link href="../sqlite.css" rel="stylesheet"> +<title>Status Parameters</title> +<!-- path=../ --> +</head> +<body> +<div class=nosearch> +<a href="../index.html"> +<img class="logo" src="../images/sqlite370_banner.gif" alt="SQLite" border="0"> +</a> +<div><!-- IE hack to prevent disappearing logo --></div> +<div class="tagline desktoponly"> +Small. Fast. Reliable.<br>Choose any three. +</div> +<div class="menu mainmenu"> +<ul> +<li><a href="../index.html">Home</a> +<li class='mobileonly'><a href="javascript:void(0)" onclick='toggle_div("submenu")'>Menu</a> +<li class='wideonly'><a href='../about.html'>About</a> +<li class='desktoponly'><a href="../docs.html">Documentation</a> +<li class='desktoponly'><a href="../download.html">Download</a> +<li class='wideonly'><a href='../copyright.html'>License</a> +<li class='desktoponly'><a href="../support.html">Support</a> +<li class='desktoponly'><a href="../prosupport.html">Purchase</a> +<li class='search' id='search_menubutton'> +<a href="javascript:void(0)" onclick='toggle_search()'>Search</a> +</ul> +</div> +<div class="menu submenu" id="submenu"> +<ul> +<li><a href='../about.html'>About</a> +<li><a href='../docs.html'>Documentation</a> +<li><a href='../download.html'>Download</a> +<li><a href='../support.html'>Support</a> +<li><a href='../prosupport.html'>Purchase</a> +</ul> +</div> +<div class="searchmenu" id="searchmenu"> +<form method="GET" action="../search"> +<select name="s" id="searchtype"> +<option value="d">Search Documentation</option> +<option value="c">Search Changelog</option> +</select> +<input type="text" name="q" id="searchbox" value=""> +<input type="submit" value="Go"> +</form> +</div> +</div> +<script> +function toggle_div(nm) { +var w = document.getElementById(nm); +if( w.style.display=="block" ){ +w.style.display = "none"; +}else{ +w.style.display = "block"; +} +} +function toggle_search() { +var w = document.getElementById("searchmenu"); +if( w.style.display=="block" ){ +w.style.display = "none"; +} else { +w.style.display = "block"; +setTimeout(function(){ +document.getElementById("searchbox").focus() +}, 30); +} +} +function div_off(nm){document.getElementById(nm).style.display="none";} +window.onbeforeunload = function(e){div_off("submenu");} +/* Disable the Search feature if we are not operating from CGI, since */ +/* Search is accomplished using CGI and will not work without it. */ +if( !location.origin || !location.origin.match || !location.origin.match(/http/) ){ +document.getElementById("search_menubutton").style.display = "none"; +} +/* Used by the Hide/Show button beside syntax diagrams, to toggle the */ +function hideorshow(btn,obj){ +var x = document.getElementById(obj); +var b = document.getElementById(btn); +if( x.style.display!='none' ){ +x.style.display = 'none'; +b.innerHTML='show'; +}else{ +x.style.display = ''; +b.innerHTML='hide'; +} +return false; +} +var antiRobot = 0; +function antiRobotGo(){ +if( antiRobot!=3 ) return; +antiRobot = 7; +var j = document.getElementById("mtimelink"); +if(j && j.hasAttribute("data-href")) j.href=j.getAttribute("data-href"); +} +function antiRobotDefense(){ +document.body.onmousedown=function(){ +antiRobot |= 2; +antiRobotGo(); +document.body.onmousedown=null; +} +document.body.onmousemove=function(){ +antiRobot |= 2; +antiRobotGo(); +document.body.onmousemove=null; +} +setTimeout(function(){ +antiRobot |= 1; +antiRobotGo(); +}, 100) +antiRobotGo(); +} +antiRobotDefense(); +</script> +<!-- keywords: SQLITE_STATUS_MALLOC_COUNT SQLITE_STATUS_MALLOC_SIZE SQLITE_STATUS_MEMORY_USED SQLITE_STATUS_PAGECACHE_OVERFLOW SQLITE_STATUS_PAGECACHE_SIZE SQLITE_STATUS_PAGECACHE_USED SQLITE_STATUS_PARSER_STACK SQLITE_STATUS_SCRATCH_OVERFLOW SQLITE_STATUS_SCRATCH_SIZE SQLITE_STATUS_SCRATCH_USED {status parameters} --> +<div class=nosearch> +<a href="intro.html"><h2>SQLite C Interface</h2></a> +<h2>Status Parameters</h2> +</div> +<blockquote><pre> +#define SQLITE_STATUS_MEMORY_USED 0 +#define SQLITE_STATUS_PAGECACHE_USED 1 +#define SQLITE_STATUS_PAGECACHE_OVERFLOW 2 +#define SQLITE_STATUS_SCRATCH_USED 3 /* NOT USED */ +#define SQLITE_STATUS_SCRATCH_OVERFLOW 4 /* NOT USED */ +#define SQLITE_STATUS_MALLOC_SIZE 5 +#define SQLITE_STATUS_PARSER_STACK 6 +#define SQLITE_STATUS_PAGECACHE_SIZE 7 +#define SQLITE_STATUS_SCRATCH_SIZE 8 /* NOT USED */ +#define SQLITE_STATUS_MALLOC_COUNT 9 +</pre></blockquote> +<p> +These integer constants designate various run-time status parameters +that can be returned by <a href="../c3ref/status.html">sqlite3_status()</a>.</p> + +<p><dl> +<a name="sqlitestatusmemoryused"></a> + <dt>SQLITE_STATUS_MEMORY_USED</dt> +<dd>This parameter is the current amount of memory checked out +using <a href="../c3ref/free.html">sqlite3_malloc()</a>, either directly or indirectly. The +figure includes calls made to <a href="../c3ref/free.html">sqlite3_malloc()</a> by the application +and internal memory usage by the SQLite library. Auxiliary page-cache +memory controlled by <a href="../c3ref/c_config_covering_index_scan.html#sqliteconfigpagecache">SQLITE_CONFIG_PAGECACHE</a> is not included in +this parameter. The amount returned is the sum of the allocation +sizes as reported by the xSize method in <a href="../c3ref/mem_methods.html">sqlite3_mem_methods</a>.</dd></p> + +<p><a name="sqlitestatusmallocsize"></a> + <dt>SQLITE_STATUS_MALLOC_SIZE</dt> +<dd>This parameter records the largest memory allocation request +handed to <a href="../c3ref/free.html">sqlite3_malloc()</a> or <a href="../c3ref/free.html">sqlite3_realloc()</a> (or their +internal equivalents). Only the value returned in the +*pHighwater parameter to <a href="../c3ref/status.html">sqlite3_status()</a> is of interest. +The value written into the *pCurrent parameter is undefined.</dd></p> + +<p><a name="sqlitestatusmalloccount"></a> + <dt>SQLITE_STATUS_MALLOC_COUNT</dt> +<dd>This parameter records the number of separate memory allocations +currently checked out.</dd></p> + +<p><a name="sqlitestatuspagecacheused"></a> + <dt>SQLITE_STATUS_PAGECACHE_USED</dt> +<dd>This parameter returns the number of pages used out of the +<a href="../malloc.html#pagecache">pagecache memory allocator</a> that was configured using +<a href="../c3ref/c_config_covering_index_scan.html#sqliteconfigpagecache">SQLITE_CONFIG_PAGECACHE</a>. The +value returned is in pages, not in bytes.</dd></p> + +<p><a name="sqlitestatuspagecacheoverflow"></a> + +<dt>SQLITE_STATUS_PAGECACHE_OVERFLOW</dt> +<dd>This parameter returns the number of bytes of page cache +allocation which could not be satisfied by the <a href="../c3ref/c_config_covering_index_scan.html#sqliteconfigpagecache">SQLITE_CONFIG_PAGECACHE</a> +buffer and where forced to overflow to <a href="../c3ref/free.html">sqlite3_malloc()</a>. The +returned value includes allocations that overflowed because they +where too large (they were larger than the "sz" parameter to +<a href="../c3ref/c_config_covering_index_scan.html#sqliteconfigpagecache">SQLITE_CONFIG_PAGECACHE</a>) and allocations that overflowed because +no space was left in the page cache.</dd></p> + +<p><a name="sqlitestatuspagecachesize"></a> + <dt>SQLITE_STATUS_PAGECACHE_SIZE</dt> +<dd>This parameter records the largest memory allocation request +handed to the <a href="../malloc.html#pagecache">pagecache memory allocator</a>. Only the value returned in the +*pHighwater parameter to <a href="../c3ref/status.html">sqlite3_status()</a> is of interest. +The value written into the *pCurrent parameter is undefined.</dd></p> + +<p><a name="sqlitestatusscratchused"></a> + <dt>SQLITE_STATUS_SCRATCH_USED</dt> +<dd>No longer used.</dd></p> + +<p><a name="sqlitestatusscratchoverflow"></a> + <dt>SQLITE_STATUS_SCRATCH_OVERFLOW</dt> +<dd>No longer used.</dd></p> + +<p><a name="sqlitestatusscratchsize"></a> + <dt>SQLITE_STATUS_SCRATCH_SIZE</dt> +<dd>No longer used.</dd></p> + +<p><a name="sqlitestatusparserstack"></a> + <dt>SQLITE_STATUS_PARSER_STACK</dt> +<dd>The *pHighwater parameter records the deepest parser stack. +The *pCurrent value is undefined. The *pHighwater value is only +meaningful if SQLite is compiled with <a href="../compile.html#yytrackmaxstackdepth">YYTRACKMAXSTACKDEPTH</a>.</dd> +</dl></p> + +<p>New status parameters may be added from time to time. +</p><p>See also lists of + <a href="objlist.html">Objects</a>, + <a href="constlist.html">Constants</a>, and + <a href="funclist.html">Functions</a>.</p> + |