Issue #2347 has been updated by Siju George. Description updated Status changed from New to Feedback Priority changed from Normal to High
I wonder if this is a hardware trouble. It now gives the error. HAMMER(ROOT) recovery check seqno=8ca97e62 HAMMER(ROOT) recovery range 3000000006877528-3000000006892fa0 HAMMER(ROOT) recovery nexto 3000000006892fa0 endseqno=8ca98015 HAMMER(ROOT) recovery undo 3000000006877528-3000000006892fa0 (113272 bytes)(RW) ad4: FAILURE - READ_DMA48 status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=483752928 HAMMER: UNDO record, cannot access buffer 2000003436e35ca8 HAMMER(ROOT) UNDO record at 3000000006891a30 failed HAMMER(ROOT) recovery complete Failed to recover HAMMER filesystem on mount ---------------------------------------- Bug #2347: Hammer PFSes destroy does not give back full space allocated to PFS http://bugs.dragonflybsd.org/issues/2347 Author: Siju George Status: Feedback Priority: High Assignee: Category: Target version: I was mirroring PFSes from 3.1 dev to slaves in 3.02 and I found that the PFSes took more space on the 3.02 slave. Investigating I found this strange thing 94 GB is allocated for this slave PFS. But when it is removed only 52 GB is freed :-( dfly-bkpsrv2# hammer dedup /pfs/software Dedup running Dedup /pfs/software succeeded Dedup ratio = 1.06 100 GB referenced 94 GB allocated 4339 KB skipped 429 CRC collisions 0 SHA collisions 1 bigblock underflows 0 new dedup records 0 new dedup bytes dfly-bkpsrv2# df -h Filesystem Size Used Avail Capacity Mounted on ROOT 459G 354G 106G 77% / devfs 1.0K 1.0K 0B 100% /dev /dev/serno/QM00001.s1a 756M 168M 527M 24% /boot /pfs/@@-1:00001 459G 354G 106G 77% /var /pfs/@@-1:00002 459G 354G 106G 77% /tmp /pfs/@@-1:00003 459G 354G 106G 77% /usr /pfs/@@-1:00004 459G 354G 106G 77% /home /pfs/@@-1:00005 459G 354G 106G 77% /usr/obj /pfs/@@-1:00006 459G 354G 106G 77% /var/crash /pfs/@@-1:00007 459G 354G 106G 77% /var/tmp procfs 4.0K 4.0K 0B 100% /proc dfly-bkpsrv2# ls home software usr var var.tmp vms2-lxc mysql-baks tmp usr.obj var.crash vms1-lxc dfly-bkpsrv2# hammer pfs-destroy /pfs/software You have requested that PFS#11 () be destroyed This will irrevocably destroy all data on this PFS!!!!! Do you really want to do this? y Destroying PFS #11 () in 5 4 3 2 1.. starting destruction pass pfs-destroy of PFS#11 succeeded! dfly-bkpsrv2# df -h Filesystem Size Used Avail Capacity Mounted on ROOT 459G 302G 158G 66% / devfs 1.0K 1.0K 0B 100% /dev /dev/serno/QM00001.s1a 756M 168M 527M 24% /boot /pfs/@@-1:00001 459G 302G 158G 66% /var /pfs/@@-1:00002 459G 302G 158G 66% /tmp /pfs/@@-1:00003 459G 302G 158G 66% /usr /pfs/@@-1:00004 459G 302G 158G 66% /home /pfs/@@-1:00005 459G 302G 158G 66% /usr/obj /pfs/@@-1:00006 459G 302G 158G 66% /var/crash /pfs/@@-1:00007 459G 302G 158G 66% /var/tmp procfs 4.0K 4.0K 0B 100% /proc -- You have received this notification because you have either subscribed to it, or are involved in it. To change your notification preferences, please click here: http://bugs.dragonflybsd.org/my/account
