s6-softlimit.html (2675B)
1 <html> 2 <head> 3 <meta name="viewport" content="width=device-width, initial-scale=1.0" /> 4 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> 5 <meta http-equiv="Content-Language" content="en" /> 6 <title>s6: the s6-softlimit program</title> 7 <meta name="Description" content="s6: the s6-softlimit program" /> 8 <meta name="Keywords" content="s6 command s6-softlimit process limits" /> 9 <!-- <link rel="stylesheet" type="text/css" href="//skarnet.org/default.css" /> --> 10 </head> 11 <body> 12 13 <p> 14 <a href="index.html">s6</a><br /> 15 <a href="//skarnet.org/software/">Software</a><br /> 16 <a href="//skarnet.org/">skarnet.org</a> 17 </p> 18 19 <h1> The s6-softlimit program </h1> 20 21 <p> 22 s6-softlimit changes its process limits, then executes into another program. 23 </p> 24 25 <h2> Interface </h2> 26 27 <pre> 28 s6-softlimit [ -a <em>allmem</em> ] [ -c <em>core</em> ] [ -d <em>data</em> ] [ -f <em>fsize</em> ] [ -l <em>lock</em> ] [ -m <em>mem</em> ] [ -o <em>ofiles</em> ] [ -p <em>proc</em> ] [ -r <em>res</em> ] [ -s <em>stack</em> ] [ -t <em>cpusecs</em> ] <em>prog...</em> 29 </pre> 30 31 <ul> 32 <li> s6-softlimit parses its options and sets process (soft) resource limits accordingly. </li> 33 <li> A value of '=' for any option means "set that limit to the hard limit". </li> 34 <li> Depending on your operating system, an option may do nothing. </li> 35 <li> When s6-softlimit has modified all the limits successfully, it executes into <em>prog...</em>. </li> 36 </ul> 37 38 <h2> Options </h2> 39 40 <ul> 41 <li> <tt>-a <em>allmem</em></tt> : limit the total available memory to <em>allmem</em> bytes. </li> 42 <li> <tt>-c <em>core</em></tt> : limit the core file size to <em>core</em> bytes. </li> 43 <li> <tt>-d <em>data</em></tt> : limit the available heap memory to <em>data</em> bytes. </li> 44 <li> <tt>-f <em>fsize</em></tt> : limit the file size to <em>fsize</em> bytes. </li> 45 <li> <tt>-l <em>lock</em></tt> : limit the available locked memory to <em>lock</em> bytes. </li> 46 <li> <tt>-m <em>mem</em></tt> : limit all types of memory to <em>mem</em> bytes. </li> 47 <li> <tt>-o <em>ofiles</em></tt> : limit the number of open fds to <em>ofiles</em>. </li> 48 <li> <tt>-p <em>proc</em></tt> : limit the number of processes to <em>proc</em> (per user). </li> 49 <li> <tt>-r <em>res</em></tt> : limit the available physical memory to <em>res</em> bytes. </li> 50 <li> <tt>-s <em>stack</em></tt> : limit the available stack memory to <em>stack</em> bytes. </li> 51 <li> <tt>-t <em>cpusecs</em></tt> : limit the available CPU time to <em>cpusecs</em> seconds. </li> 52 </ul> 53 54 </body> 55 </html>