Date: Sun, 10 Apr 2016 21:02:21 -0600 From: Eric S Pulley <pulley@dabus.com> To: freebsd-questions@freebsd.org Subject: Re: Stupid question regarding ZFS and `df -h` output Message-ID: <20160410210221.42a97cc8@misery.dabus.com> In-Reply-To: <20160410150013.4d34a49b@portege> References: <20160410150013.4d34a49b@portege>
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On Sun, 10 Apr 2016 15:00:13 +0300 Aleksander Alekseev <afiskon@devzen.ru> wrote: > Hello > > I installed FreeBSD using steps like "Next -> Next -> ZFS -> use > entire disk and don't bother me with stupid questions -> Next" > > I have 128 Gb hard drive: > > ada0 at ahcich0 bus 0 scbus0 target 0 lun 0 > ada0: <TOSHIBA THNSNS128GMCP TA4ABBF0> ATA8-ACS SATA 3.x device > ada0: Serial Number 82GS10GGT2GY > ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes) > ada0: Command Queueing enabled > ada0: 122104MB (250069680 512 byte sectors) > > And here is `df -h` output: > > Filesystem Size Used Avail Capacity Mounted on > zroot/ROOT/default 95G 21G 74G 22% / > devfs 1.0K 1.0K 0B 100% /dev > zroot/tmp 75G 153M 74G 0% /tmp > zroot/usr/home 89G 15G 74G 17% /usr/home > zroot/usr/ports 75G 859M 74G 1% /usr/ports > zroot/usr/src 76G 1.2G 74G 2% /usr/src > zroot/var/audit 74G 96K 74G 0% /var/audit > zroot/var/crash 75G 930M 74G 1% /var/crash > zroot/var/log 74G 360K 74G 0% /var/log > zroot/var/mail 74G 188K > 74G 0% /var/mail zroot/var/tmp 74G 136K > 74G 0% /var/tmp zroot 74G 96K 74G > 0% /zroot > > How exactly should I read this to get result "all 128 GB are used"? > You have to change your way of thinking a little with ZFS. On my full ZFS systems I usually make a shell alias for df to actually run `zfs list -o mountpoint,quota,used,avail`. and I have quotas set on the "traditional" mountpoints. Mess around with the -o options to zfs list until it tells you want you want to see.
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