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Backup_worker.exe Eating 75% of my Ethernet

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Beginner
Posts: 2
Comments: 1

Not sure when this actually began, but this week my PC's Internet response has crawled to a halt mid-day. At first I thought it was just everyone working/playing/educating from home due to isolating, and our Verizon FiOS residential access circuit was being overworked. Then I noticed our other PCs/mobiles in our house (that use FiOS wirelessly) weren't having the problem.

I looked to see which of my PC's resources were unhappy, and I saw backup_worker.exe was eating approximately 75% of my Gigabit connection to our Verizon FiOS modem/router/switch, while the other resources (cpu/RAM/SDD/HDD/etc were just loafing along). I suspect the Ethernet load is happening during ATI validation time to my Synology RAID1 NAS also connected to the same modem/router/switch. My daily differential backup fires up at noon, with the backup itself taking approximately thirty minutes, but the whole including daily-after-creation validation taking approximately five-and-a-half hours.

Looking at other forum threads somewhat similar in nature, I'm guessing the longer the chain of differential files, the longer and more-complex the resources load and duration. Guess I'm curious why this is something I just started to notice in this past week? Of course, this Gigabit saturation may have been happening all along prior to the latest ATI 2020 update, and I'm just sitting down at my PC in the middle of an afternoon now because I'm home during the same period as the validation.

Thanks. Cheers.

  ...Karl

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Legend
Posts: 113
Comments: 31106

Karl, the backup_worker process is the core process for dealing with the new .tibx files created by ATI 2020 and when validation is being performed.

For this to impact your network connections implies that you have backups stored in network destinations.

Validation can be network intensive because it involves reading back the data stored in your backup files in order for checksum data to be recalculated and compared with values that are stored within blocks of the files.

Forum Hero
Posts: 60
Comments: 9631

Karl,

Have you upgraded to the latest version (25700) of True Image?  I ask because I have tested validation of a differential scheme backup on an NAS in my environment and found that validation is much better (faster) than with previous versions?

Beginner
Posts: 2
Comments: 1

Hi,

Thanks for your response(s).

Yes, that's what I figured, the backup_worker process is what's performing the validation, and since the original data is on an SDD and two HDDs on my PC, and the backup destination is on a NAS RAID1 connected through my FiOS modem/router/switch, that's why the PC/router hop is saturating my PC's Gigabit port. Something I'll just have to live with.

Back in late February I changed from daily incrementals to daily differentials, and I'm not sure whether that makes backup_worker chug more than before, as in whether it takes more work to validate a long string of diffs than a long string of incrementals.

And, yes, I'm running the current 25700 ATI. :)

Thanks, again. Appreciate your assistance. Cheers!

Stay well. Stay safe. Stay home. :)

Legend
Posts: 113
Comments: 31106

Karl, changing from incremental to differential will result in larger files to be validated as each differential stores all changes since the initial full backup for the chain, whereas each incremental only stores all changes since the previous backup.