Thanks for your replay Stefan.
So this is related to the 95% and that's why the DfMaxUsagePct change is
not taken ?
this is the output of tune2fs -l /dev/sda1:
root@bak1:/backup/backuppc# tune2fs -l /dev/sda1
tune2fs 1.42.12 (29-Aug-2014)
Filesystem volume name: <none>
Last mounted on: /backup
Filesystem UUID: c59b0f45-04da-42f1-91d8-d12faa1e5805
Filesystem magic number: 0xEF53
Filesystem revision #: 1 (dynamic)
Filesystem features: has_journal ext_attr resize_inode dir_index
filetype needs_recovery extent flex_bg sparse_super large_file huge_file
uninit_bg dir_nlink extra_isize
Filesystem flags: signed_directory_hash
Default mount options: user_xattr acl
Filesystem state: clean
Errors behavior: Continue
Filesystem OS type: Linux
Inode count: 488308736
Block count: 3906469376
Reserved block count: 195323468
Free blocks: 1613863920
Free inodes: 476144318
First block: 0
Block size: 4096
Fragment size: 4096
Reserved GDT blocks: 92
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 4096
Inode blocks per group: 256
Flex block group size: 16
Filesystem created: Wed Mar 15 17:27:48 2017
Last mount time: Wed Oct 25 13:11:32 2017
Last write time: Wed Oct 25 13:11:32 2017
Mount count: 21
Maximum mount count: -1
Last checked: Wed Mar 15 17:27:48 2017
Check interval: 0 (<none>)
Lifetime writes: 41 TB
Reserved blocks uid: 0 (user root)
Reserved blocks gid: 0 (group root)
First inode: 11
Inode size: 256
Required extra isize: 28
Desired extra isize: 28
Journal inode: 8
Default directory hash: half_md4
Directory Hash Seed: ead895dd-efd8-47d3-90a3-ca841f364616
Journal backup: inode blocks
But today i have 4.5TB left and this is sufficient to make backups with my
retention configuration. So why backuppc complains about this ? how 63%
(today's disk utilisation) is superior to 95% ?
Best Regards,
Andrew
2017-12-18 15:04 GMT+01:00 Stefan Peter <s_pe...@swissonline.ch>:
> Dear
> On 18.12.2017 14:42, Adrien Coestesquis wrote:
> > Hi BackupPC Users !!
> >
> > Since few days I receive notifications which warn me about hosts skipped.
> > I recently backuped a server which took a lot of place. I was trying to
> > make only one full backup, then i disabled the backup with the
> > BackupsDisable setting.
> >
>
> ...
>
> >
> > In the notification, it says that my threshold in the configuration file
> > is 95% and says that yesterday the system was up to 96% full
> > I already tried to modify this value (*
> > DfMaxUsagePct)
> > * to 98% but the notification still says 95%
>
> This most probably is caused by the formating of your disk. From man mk2fs:
>
> -m reserved-blocks-percentage
> Specify the percentage of the filesystem blocks reserved for the
> super-user. This avoids fragmentation, and allows root-owned
> daemons, such as syslogd(8), to continue to function correctly
> after non-privileged processes are prevented from writing to the
> filesystem. The default percentage is 5%.
>
>
> So if you did not add an -m parameter, the last 5% of your disk can be
> used by root only.
>
> You can change this percentage using tune2fs -m
>
> But I'd definitely would recommend to enlarge the volume in question or
> to organize an additional server.
>
>
> With kind regards
>
> Stefan Peter
>
>
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