Da pochi giorni sono un possessore di un NAS QNAP e mi sono imbattuto il un classico problema: gli HDDs non vanno in standby.
Sui forum QNAP si parla di uno script bash da lanciare via ssh, che ahimè, non è più scaricabile.
Per fortuna, girando nelle pieghe del web (aka google cache), sono riuscito a farlo riemergere dal black hole.
Ed eccolo qui in tutta la sua “splentitudine”:
#!/bin/sh #================================================================ # Copyright (C) 2008 QNAP Systems, Inc. # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation; either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. #---------------------------------------------------------------- # # blkdevMonitor_v2.sh # # Abstract: # A program of testing purpose on monitor block device # # HISTORY: # 2013/05/15 - Created - Kent # #================================================================ /sbin/daemon_mgr klogd.sh stop "/etc/init.d/klogd.sh start" /usr/bin/killall dd 2>/dev/null 1>/dev/null MD_DEVIVES="md9 md13 md0 md1 md2" SD_DEVIVES="sda sdb sdc sdd sde sdf sdg sdh" Do_Log=0 MAXRUN=100 FORCE_STANDBY=0 BLKDEV_LOG=/root/blkdevMonitor_v2.log analyse_kmsg() { _klog=/.klog /bin/touch $_klog _standby=1 # read /proc/kmsg while [ 1 ]; do /bin/dd if=/proc/kmsg of=$_klog bs=1 count=10240 2>/dev/null 1>/dev/null for i in $MD_DEVIVES; do /bin/cat $_klog | /bin/grep $i | /bin/grep "dirtied inode" if [ $? = 0 ]; then /bin/cat $_klog | /bin/grep $i | /bin/grep "dirtied inode" >> $BLKDEV_LOG _standby=0 fi /bin/cat $_klog | /bin/grep $i | /bin/grep "block" if [ $? = 0 ]; then /bin/cat $_klog | /bin/grep $i | /bin/grep "block" >> $BLKDEV_LOG _standby=0 fi done for i in $SD_DEVIVES; do /bin/cat $_klog | /bin/grep $i | /bin/grep "dirtied inode" if [ $? = 0 ]; then /bin/cat $_klog | /bin/grep $i | /bin/grep "dirtied inode" >> $BLKDEV_LOG _standby=0 fi /bin/cat $_klog | /bin/grep $i | /bin/grep "block" if [ $? = 0 ]; then /bin/cat $_klog | /bin/grep $i | /bin/grep "block" >> $BLKDEV_LOG _standby=0 fi done if [ $_standby = 0 ]; then return 1 fi done } _countdown() { /bin/sync;/bin/sync /bin/echo -n "Countdown: " cntdown=$1 while [ ${cntdown} -gt 0 ]; do /bin/sleep 1 /bin/echo -n "${cntdown} " cntdown=$[$cntdown-1] done echo } _check_standby() { for i in $SD_DEVIVES; do /sbin/hdparm -C /dev/${i} 2>>/dev/null | /bin/grep active if [ $? -eq 0 ]; then echo /dev/${i} echo "Some process was waked up HDD..." return 1 # HDD is active fi done return 0 } /bin/echo "===== Welcome to use blkdevMonitor_v2 on `/bin/date` =====" case "$1" in -h) /bin/echo "Usage:" /bin/echo " $0 [N]" /bin/echo " N means that monitor block devices N times and generate N log files.(Default N = 100)" exit 0 ;; esac /bin/echo "Turn off/on VM block_dump & Clean dmesg" /bin/echo 0 > /proc/sys/vm/block_dump /bin/dmesg -c 2>/dev/null 1>/dev/null /bin/dmesg -c 2>/dev/null 1>/dev/null /bin/dmesg -c 2>/dev/null 1>/dev/null _cnt=20 while [ ${_cnt} -gt 0 ]; do /bin/sync /bin/dmesg -c 2>/dev/null 1>/dev/null _cnt=$[$_cnt-1] done /bin/echo 1 > /proc/sys/vm/block_dump /bin/date > /dev/null _countdown 3 # ignore 10240 bytes /bin/dd if=/proc/kmsg of=/dev/null bs=1 count=10240 2>/dev/null 1>/dev/null /bin/echo "Start..." [ "x$1" != "x" ] && MAXRUN=$1 _cnt=0 # remove log /bin/rm -f $BLKDEV_LOG while [ ${_cnt} -lt ${MAXRUN} ]; do echo "============= $_cnt/$MAXRUN test, `/bin/date` ===============" echo "============= $_cnt/$MAXRUN test, `/bin/date` ===============" >> $BLKDEV_LOG if [ $FORCE_STANDBY = 1 ]; then _check_standby if [ $? != 0 ]; then for i in $SD_DEVIVES; do # force standby /sbin/hdparm -y /dev/${i} 2>/dev/null 1>/dev/null if [ $? = 0 ]; then echo "Issuing standby command in /dev/${i}" else echo "/dev/${i} not found" fi done fi /bin/sleep 20 fi analyse_kmsg _cnt=$[$_cnt+1] echo echo >> $BLKDEV_LOG done /bin/echo "Turn off block_dump" /bin/echo 0 > /proc/sys/vm/block_dump
Utilizzandolo, ho capito che il mio problema era nell’app di videosorveglianza (che comunque non stavo usando)
SwitchBot Hub 2, Termometro di WiFi, Igrometro, Telecomando con IR, collega SwitchBot alla Rete Wi-Fi (2,4 GHz), compatibile con Alexa&Google Assistant
79,99 € (a partire da 27 Maggio 2023 16:22 GMT +02:00 - Altre informazioniProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)Un igrometro Wi-Fi intelligente: Monitora la temperatura e l'umidità dell'ambiente grazie al sensore di fabbricazione svizzera e all'ampio schermo a LED. È inoltre dotato di un sensore di luce che aiuta dispositivo ad adattarsi all'ambiente locale ed... read more