#!/bin/sh

# nicenesses range from -20 (most favorable scheduling) to 19 (least favorable)
NICE=19

# 0 for none, 1 for real time, 2 for best-effort, 3 for idle
IONICE_CLASS=2

# 0-7 (for IONICE_CLASS 1 and 2 only), 0=highest, 7=lowest
IONICE_PRIORITY=7

CMD_LOGROTATE="/usr/bin/logrotate /etc/logrotate.conf"

if [ -x /usr/bin/nice ]; then
  CMD_LOGROTATE="/usr/bin/nice -n ${NICE:-19} ${CMD_LOGROTATE}"
fi

if [ -x /usr/bin/ionice ]; then
  IONICE_CMD="/usr/bin/ionice -c ${IONICE_CLASS:-2}"
  if [ $IONICE_CLASS -ne 3 ]; then
    IONICE_CMD="${IONICE_CMD} -n ${IONICE_PRIORITY:-7}"
  fi
  CMD_LOGROTATE="${IONICE_CMD} ${CMD_LOGROTATE}"
fi

${CMD_LOGROTATE}

exit 0