<title>Back ends and work sequences</title> <h2>Back ends and work sequences</h2> <p> Project that use work sequences will need two additional processes: <p> <table border=1 cellpadding=8> <tr> <th>Component</th> <th>BOINC-supplied part</th> <th>project-supplied part</th> </tr> <tr> <td valign=top><b>Work sequence relocater</b>: detects work sequences whose hosts have failed, and relocates them to other hosts.</td> <td valign=top>A program <b>seq_relocate</b></td> <td valign=top>Some parameters used by seq_relocate</td> </tr> <tr> <td valign=top><b>Work sequence validation and accounting</b>: Similar to result validation, but for work sequences. </td> <td valign=top>A program <b>seq_validate</b></td> <td valign=top>An application-specific function, linked with <b>seq_validate</b>, that compares sets of redundant results.</td> </tr> </table>