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Try sudo with the ls -l /dev/disk/by-uuid or blkid /dev/sdb1 I have a partitioned+formatted sdb1 also, for some reason it doesn't show up in the list unless I use sudo.


Mi casa, su casa On my Ubuntu 14.04 system I have the exact same situation. $ lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 465.8G 0 disk ├─sda1 8:1 0 462G 0 part / ├─sda2 8:2 0 1K 0 part └─sda5 8:5 0 3.8G 0 part [SWAP] sr0 11:0 1 1024M 0 rom Assuming the drive was partitioned using MBR, you ...


Have you taken a look at ionice? You may want to run updatedb/find with posix fadvise to inform the OS that you don't want these programs to dirty your page cache. That way, your cached disk i/o stays in memory. You can also rework your cron jobs to have these background processes pushed to times when your computations are not running. Additionally, you ...

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