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Hi Stefan,
On Samstag, 24. März 2012, Stefan Monnier wrote: > Package: base > Severity: normal > > My USB-connected drive spins up every hour (or even half-hour). > > This is a serious problem since it's a 3.5" drive, it's almost always > idle (I only use it once a day for backups) and it's not in a place > where I can easily plug it in and out. So it's important for it to stay > "spun down" for 20h at a time. > > Googling, I found a very similar looking problem that occurred a few > years ago in libatasmart and which caused DeviceKit to spin up the > drives every hour or so. But I have no DeviceKit here (running Debian > testing), so the problem must be different. > > Using /proc/sys/vm/block_dump tells me that there is no disk activity > that justifies spinning up. > I have smartmontools installed, but "ps auxw|grep smart" confirms smartd > is not running. > There is no `cron' activity around the time the disk spins up either, > not anything disk-related in the logs. > > Any idea what it might be and how to find out and fix it? > > > Stefan > > -- System Information: > Debian Release: wheezy/sid > APT prefers testing > APT policy: (990, 'testing'), (500, 'unstable'), (500, 'stable') > Architecture: i386 (x86_64) > > Kernel: Linux 3.2.0-2-amd64 (SMP w/2 CPU cores) > Locale: LANG=fr_CH.UTF-8, LC_CTYPE=fr_CH.UTF-8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash
this ain't a base bug in Debian but rather a user question :-)
cheers, Holger |