[Solved] Slow backup speed

[fintnovo]

Good day.
How to change backup speed? (Virtual Environment 5.2-1) Here is backup log:

INFO: starting new backup job: vzdump 233 --mode stop --node pve3 --compress gzip --remove 0 --storage Seagate_2TB
INFO: Starting Backup of VM 233 (qemu)
INFO: status = stopped
INFO: update VM 233: -lock backup
INFO: backup mode: stop
INFO: ionice priority: 7
INFO: VM Name: pbx
INFO: include disk 'ide0' 'nvme0n1:233/vm-233-disk-1.raw' 120G
INFO: creating archive '/mnt/2tb/dump/vzdump-qemu-233-2018_07_26-17_16_01.vma.gz'
INFO: starting kvm to execute backup task
INFO: started backup task 'ecab30a8-5415-4884-8bbb-7409a0c71b47'
INFO: status: 0% (106430464/128849018880), sparse 0% (7610368), duration 3, read/write 35/32 MB/s
INFO: status: 1% (1296171008/128849018880), sparse 0% (212803584), duration 39, read/write 33/27 MB/s
INFO: status: 2% (2592342016/128849018880), sparse 0% (427048960), duration 85, read/write 28/23 MB/s
INFO: status: 3% (3865706496/128849018880), sparse 0% (491712512), duration 138, read/write 24/22 MB/s

Hardware is modern and fast (SSD)

 

[tom]

try lzo compression instead of gzip.

 

[fintnovo]

Thanks, it helps!
()
INFO: starting new backup job: vzdump 233 --compress lzo --remove 0 --storage Seagate_2TB --node pve3 --mode snapshot
INFO: Starting Backup of VM 233 (qemu)
INFO: status = stopped
INFO: update VM 233: -lock backup
INFO: backup mode: stop
INFO: ionice priority: 7
INFO: VM Name: pbx
INFO: include disk 'ide0' 'nvme0n1:233/vm-233-disk-1.raw' 120G
INFO: creating archive '/mnt/2tb/dump/vzdump-qemu-233-2018_07_27-10_30_01.vma.lzo'
INFO: starting kvm to execute backup task
INFO: started backup task 'ffa2b722-b1f2-4794-873d-a40c0dea418a'
INFO: status: 0% (1189740544/128849018880), sparse 0% (203378688), duration 3, read/write 396/328 MB/s
INFO: status: 1% (2109538304/128849018880), sparse 0% (292167680), duration 6, read/write 306/277 MB/s
INFO: status: 2% (3086483456/128849018880), sparse 0% (452947968), duration 9, read/write 325/272 MB/s
INFO: status: 3% (3953131520/128849018880), sparse 0% (496881664), duration 12, read/write 288/274 MB/s
INFO: status: 4% (5370937344/128849018880), sparse 0% (652865536), duration 17, read/write 283/252 MB/s
INFO: status: 5% (6526468096/128849018880), sparse 0% (690233344), duration 22, read/write 231/223 MB/s