X-Git-Url: https://git.jankratochvil.net/?p=nethome.git;a=blobdiff_plain;f=bin%2Fn;fp=bin%2Fn;h=c4c8a8eba4a6c26477d37ca5e6028ced10495e03;hp=0000000000000000000000000000000000000000;hb=14cd016bdf1b28ef07220c469c738b5a986dbacf;hpb=f1fd1da97405a124a824d3808d6bc59df1b16b9b

diff --git a/bin/n b/bin/n
new file mode 100755
index 0000000..c4c8a8e
--- /dev/null
+++ b/bin/n
@@ -0,0 +1,25 @@
+#! /bin/sh
+if which ionice &>/dev/null;then
+	IONICE="ionice -c3"
+else
+	IONICE=""
+fi
+if [ "$1" = --n-class ];then
+  CGPARAM="$2"
+  shift 2
+else
+  CGPARAM="n"
+fi
+CGPARAM="-g cpu,memory,blkio:$CGPARAM"
+if cgexec $CGPARAM true 2>/dev/null;then
+	CGEXEC="cgexec $CGPARAM"
+	CGCLASSIFY="cgclassify $CGPARAM"
+else
+	CGEXEC=""
+	CGCLASSIFY="true"
+fi
+unset CGPARAM
+if [ -z "$*" ];then echo >&2 "No PID"
+elif [ "$1" = "-p" ];then renice >/dev/null +19 "$@";test -n "$IONICE" && $IONICE "$@";(shift;$CGCLASSIFY "$@")
+else exec nice -n19 $IONICE $CGEXEC "$@"
+fi