Hi, > The boot partition is most likely a raid1 partition, which is quite yep, it is. > Depends on how you measure things. It could be that sdb2 has delivered > some blocks that md1 did not use, and thus did not register as read. OK, good to know. > Are these numbers taken like just after a boot? No, after some usage. And this makes me doubt of myself. Maybe I started something which was causing this. > Activity on /boot indicates this. You seldomly use /boot after booting. > If so, it is a bit interesting that you have about 1/3 of the IO done in > writing. Why is there so much wroting? I thought that booting was > almost only reading. I think /boot was OK, it is on /dev/sd[ab]1, not so many writes. > > The only thing that *could* do something on the > > raw devices is "smartd", I cannot think anything > > else. Maybe I will disable it, for now... > > I think that would be a good idea for your testing. I'll try to enable/disable "special" services and see. If I can reproduce clearly the issue, I'll come back. Hope not... Thanks again for your support, bye, -- piergiorgio -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html