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-rw-r--r--schedutils/ionice.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/schedutils/ionice.c b/schedutils/ionice.c
index fa43e4874..fb5d04a8b 100644
--- a/schedutils/ionice.c
+++ b/schedutils/ionice.c
@@ -108,6 +108,9 @@ static void __attribute__ ((__noreturn__)) usage(FILE * out)
" %1$s [options] -u <uid>...\n"
" %1$s [options] <command>\n"), program_invocation_short_name);
+ fputs(USAGE_SEPARATOR, out);
+ fputs(_("Show or change the I/O-scheduling class and priority of a process.\n"), out);
+
fputs(USAGE_OPTIONS, out);
fputs(_(" -c, --class <class> name or number of scheduling class,\n"
" 0: none, 1: realtime, 2: best-effort, 3: idle\n"), out);