Veeam hard disk read slow.

• Veeam hard disk read slow It however makes sense that with full backups we are only seeing sequential workloads (whole VMDKs being just copied in a way) whereas incremental backups generate random workloads (only changed data is picked up - which cannot be read and written in once piece). 0 Update 3 host running on a i7 system with 64GB, SSD and HD storage and a 1G NIC-VBR 12. You can even bypass the controller Write Cache if you want. The backup proxy and the backup repository are configured to process 8 concurrent tasks. May 10, 2024 · If I initiate a speed test with any combination of settings except file size set to “Read Only” I get about 20 MB/s read speed and 1000+ ms latency. I am using Veeam community edition to backup a VM that has a 40gb disk on the local SSD datastore and a 4TB disk on the iSCSI SAN to the local raid 5. This is more or less the way Veeam works too. 0 GB) 45. 1. okay there is much more going on on the Shared storage compared to the local disk Oct 27, 2021 · Veeam Community discussions and solutions for: this one was very slow at 3Mb/s Hard disk 1 (200 GB) 147. Read Only test Read/Write test " AF could actually be slower due to this setting" - AF will read the entire disk no matter what and be a longer running job. . Due to this backup window is getting extended. Hard disk 1 (40,0 GB) 2,6 GB read at 120 MB/s Jun 19, 2014 · I have a small virtual setup which I’m backing up using Veeam B&R 7. 0 KB read at 0 KB/s For almost 2 hours. Jul 1, 2024 · 3. I hadn't yet found an easy way to specify Veeam to make a new full vs an incremental, but deleting all previous full & incremental backups on the external drive in the past had seemed to work? Here is the job summary I've been using. Since the backup process has virtually no impact on performance I recently I added a mid-day backup which overall is working well. 5 hosts (a file server and Exchange server on one, an SQL server and the Veeam VM on the other) Production storage is a Synology DS1513+ with four WD Red drives configured in RAID 10. 2 GB read at 116 MB/s [CBT] 04/10/2017 17:16:11 :: Hard disk 2 (100. 3 GB restored at 84 MB/s [san] Using proxy VMware Backup Proxy for restoring disk Hard disk 4 Restoring Hard disk 4 Nov 28, 2018 · i got a little bit progress. 0 GB) 26. Just thought of telling you guys what I'm seeing because, although the issue is exactly the same, we are using another backup solution. Storage: Supermicro server running TrueNAS (Intel Xeon Silver 4210R, 64GB RAM). I’m evaluating Veeam in my lab. All of you guys (joergr, tom, gostev, rickvanover, vmdoug) are doing a great job! I love how Veeam has employees that take part in their user community. a file server with 10 separate VMDK files can take hours, at 7MB/s per disk yet a VM with a single disk can transfer at >500MB/s over the same infrastructure - COFC 8GB FC Jan 5, 2024 · Everything’s functional. Until this problem is resolved, we are unable to determine the usability and effectiveness of this product, as well as assess the compression ratio and compatibility with our company’s environment. 1 to update 2? I will probably open a support case soon, but just wanted to see if anybody else was seeing the same thing. 0 GB) 42. Jan 13, 2022 · Windows ah windows… Well apart from the this REFS fun (remember the REFS issues when it first came out and those poor souls who ventured into the 4k block settings), I believe there was some completely data wipeouts there. Jan 13, 2024 · Backup proxy "vmwareproxy-01" for Hard Disk 1 nbd]. The backups run in the evening so there won't be user activity on the server. I have an on-prem Windows Server 2019 Datacenter with the Hyper-V Role enabled running about 10 VMs. storage level deduplication), decompression is slow due to CPU load on the backup repository and many others. Issue ID Feb 28, 2022 · The attached caption is for large vm that was increased the size of one of its hard drives, after the change the replication job took 29. But browsers and email applications on the client computer become unresponsive at times. During the most recent backup (incremental), the read speed was 174 MB/s on drive C and 83 MB/s in drive D, but for the current job in progress those speeds are 36 MB/s and 22 MB/s. How could it be so terribly slow? Also, as an icing to the cake, I'm failing each backup with: 6/16/2021 4:05:40 AM :: Error: The device is not ready. With no throttling, backup read speed fluctuates between around 60Mb/s and 140Mb/s (note - when the read speed was around 77Mb/s, network usage shown in Task Manager on the server computer for Veeam Agent was around 940Mb/s). Feb 4, 2014 · I set up Veeam Backup&Replication as usual. 5 - have just switched to SAN based backup (without network fail over) Backup Method is Revered Incremental Full backups already exist - I am seeing speeds of 20MB/s - is this normal? Mar 12, 2012 · Last week, I migrated our vSphere VMs to new hosts, but left vCenter and vSphere untouched. The setup consists of a three-node cluster with one VMproxy. (Currently backing up 2 VMS) I had no problem pushing 200GB data between the servers when i copied the VM files between them. 1 GB) 262. It was fast before, about 100-200 MB/s but with Veeam 8. My Console tells me, that the Hard disks are read at 1-3MB/s, sometimes kb, sometimes 15MB on a Hyper-V VM for Exchange. If your backup copy jobs cannot complete within the sync interval, then you can either extend the interval or re-configure your backup copy jobs to send less data (use jobs with less VMs added) to the repository. Jun 23, 2015 · Hi Please do not post log files on the forum (one of our forum rules). Do not forget to count also deleted files. Apr 26, 2021 · I've had issues getting a CDP job for our file server going to our DR site for almost a week. We didn't remove any snapshot on the replica. Dec 28, 2014 · Hi, when seeding a replica based on a remote repository, during the process the action "Creating fingerprints for hard disk (x)" is created. 589 as a solution to back up our barebone MS SQL Server 2017 on Windows Server 2016, backing up whole server using installed VEEAM CBT driver. 0 on a second server we had laying around. I don't know if it's a problem with Veeam, ESXi or Windows Server 2022, I don't want to waste time looking for a problem Jun 16, 2012 · 1) Data read speed from source performed by proxy is too slow 2) The link between proxy and repository with replica metadata is too slow. The update, CU23, failed, forcing me to restore the machine. Prior to the attempted update I had Ve Jun 21, 2011 · It gets through the first Hard Disk and then fails after several hours processing the second hard disk, the large one with this error: Code: Select all 6/19/2012 4:01:02 AM :: Error: Client error: Timed out to wait for free pre-read buffer. Dec 20, 2022 · 2. I started the job at 2:30 this morning (was a late night last night) and it is still running Jul 13, 2017 · First of all: I'm new to veeam, reading into everything right now so I'm not a pro. 0 GB) 1. Nov 4, 2016 · Veeam Community discussions and solutions for: Really slow merging to cloud storage of Veeam Backup & Replication Hard disk 1 (80. check to make sure not out of disk space as the agent will use VSS to create a shadow copy of the disk which requires some free disk space. 0 GB) 14. 0 GB) 0. The disk is 4Tb Intel P4600 NVMe SSD, pretty fast one, with ~2Tb used in databases and system files. But now i have enormous performance problems - running backups with about 200kb/s. 8 GB read at 4 MB/s. Apr 3, 2023 · Hi All, it’s my first post here. They are connected together through a GigE switch. Now for disk 6 and 7 it tells me: Preparing backup proxy NL-HQ-VEEAM01 for disk Hard disk 6 [hotadd] It seems like it is stuck, because it is only running on 2 of the 4 available threads. 2 GB this is a local replica with destination host in the same switch 1gbps as production host. Dec 22, 2011 · Disk read (live data, since job is running now) are ~4-5MB/s per/Harddisk. I installed it on this machine (Dell R720xd, Windows 2008 R2, Hyper-V, PERC H710Mini). This only happens in VEEAM. The read speed will depend on change blocks placement: the more random they are, the slower the changed blocks will be read from source storage. Jan 5, 2020 · Veeam Community discussions and Calculating digests for Hard disk 1 (100. I installed 5. 8 GB read at 24 MB/s 22:30 another solution is to connect QNAP by iSCSI to ESXI as another datastore and add this storage to VM with Veeam as another disk. exe -c1G -b512K -Sh -d15 c:\temp\diskspd\testfile. 1420 running on an i5 system with 16GB, with two 1G NICs, NIC1 con Nov 14, 2016 · Now that I look at this it appears for many of my backups Veeam is re-reading the entire contents of the drive as changed. This task reads the entire source VM from disk in order to verify the integrity of the VM data, prior to failing back to it. 5 GB read at 86 MB/s [CBT] Hard disk 2 (50. You won't see space usage from deleted blocks in the Windows Explorer inside the vm. We have 4 VMs on a single ESXi server which are backed up to a NAS and duplicated to tape every day. 3 GB read at 73 MB/s [CBT] Disk Backup was done from a none deduplicated NetApp volume. Nov 4, 2020 · Hard disk 2 (15 TB) 1,7 TB read at 100 MB/s [CBT] 04:55:24 But again hits what it seems like a hard limit of 100 MB/s The copy job from one site to the other (From HPE Apollo to HPE Apollo) did the following: Apr 8, 2021 · Hard disk 1 (100 GB) 2,2 GB read at 103 MB/s [CBT] Hard disk 2 (300 GB) 0 B read at 0 KB/s [CBT] The corresponding log entries when the entire disks are read: VM size: 1,3 TB (101,3 GB used) Hard disk 2 (300 GB) 295,9 GB read at 56 MB/s [CBT] Hard disk 1 (100 GB) 62,8 GB read at 56 MB/s [CBT] Is there an explanation for this behavior ? Besides Veeam Community discussions and solutions for: Slow Replication to DR Site of Veeam Backup & Replication Hard Disk 1 (50. You could try to force network mode for the target proxy and see whether the processing speed becomes better (hotadd can put high I/O load on the target in some cases). After a while, the read speeds drops significantly for both incremental and full backups, going down to ~70MB/s in some cases. Sep 30, 2019 · In yesterday’s Word from Gostev Forum Digest he stated: “ Important Hyper-V news: for the past few months, we've been working on a strange issue with a few customers: poor I/O performance on VMs protected by Veeam. Apr 25, 2020 · Previous backups sessions are shown under History -> Backup -> Agent tab of Veeam console, however even incremental run should show detected source disk capacity. Jobs Backup Hard disk 1 (25. Jan 19, 2016 · Hi Thank you for your answer. 0 TB) 438. Potentially, any process that interacts with a backup file may hang when trying to open a backup file. Here the transfer speed does not slow down. our support was able to isolate the issue to VMs with Resilient Changed Tracking (RCT) enabled. X. I'd initially created the CDP job and attempted to replicate the production VM, >6TB to our DR site however the largest of the drives was taking a significantly long time to read/copy over. One minor thing though, while the other 3 VMs complete within 10 Feb 19, 2018 · Hi I've been battling this for around 2 months with HPE and Veeam Tech support One issue was that VM's with many hard disks get really slow e. Once I run the same test on the ReFS partition I get only around 150MB/s even though there are hardly any other tasks accessing the partition. Oct 12, 2013 · investigating in statistic for the job one can see in the problematic virtual machine (with two hard disk) that one disk stay for hours at "59,9 GB read at 5 MB/sec" (Hard disk is 60GB) Job stay in this status for hours and cannot be terminated without restarting the whole backup server May 17, 2024 · When running backup jobs, Veeam starts running well, reaching read speeds close to 450MB/s for some jobs. Dec 6, 2018 · We're evaluating VEEAM Agent for Windows 2. 0 and vCenter Window platform. They are also used blocks when you look at the vm from outside. Mar 11, 2024 · Randomly, and sometimes several times a day, hourly incremental backups are reading/backing up the whole drive - in the log it shows hard disk 2 - 500 GB 24. When I backup, my main (C:) Internal SSD shows: Local SSD (C:) (476. Mar 17, 2021 · It seems only slow when the server has been in use - weekends it runs fine (about 30 mb/s read on VMs) but in the week this slows to 11 mb/s. Oct 25, 2011 · The excerpt the Veeam tech. 0 Slimline Portable Hard Drive on a daily rotation. 0 GB) #### read at 3MB/s [CBT] Feb 19, 2014 · Is anyone experiencing issues with extremely slow processing and backups after updating your hosts and vCenter ESXi 5. 0 GB) 27% completed inline deduplication appliances are known to be slow for read I'm questioning the design and asking why Veeam has to calculate the hard disk signature for a VM that was known to be the exact same. It is worth mentioning: Mar 27, 2013 · According to the bottleneck stats, it is clear that the issue is write speed to the target storage. I got the environment from an admin who didn't want to work at all, so I think the environment isn't really the best. Incremental only read changed blocks. Atto Disk Benchmark quick test. 50MB/sec, running on a 10gbit network. The VM has a size of 2TB and as of this writing the “statistics” shows that I have still 900+ GB left with the restoration rate at 2MB/s at 56% in progress state while the “log” shows “Restoring Hard disk 1 (2. 0 GB) 64. 2 GB read at 9 MB/s [CBT] Jul 31, 2020 · Since 1 Mb/s is quite slow, I'd recommend to contact our support team and to ask our engineers to look for some hints in debug logs. That means a 5TB backup file contains about 10,000,000 blocks! Mar 18, 2009 · Veeam Community discussions and solutions for: SAN Backup Slow - real slow! of VMware vSphere Hard disk 1 (30. Aug 28, 2015 · Running into a very strange issue using backup copy jobs to create replication seed files that contain VBK/VBM. 0 TB): 188. Read is the content of the VM which the Veeam proxy had to read and analyze. Nov 18, 2013 · Veeam Community discussions and solutions for: Slow CBT rate on WAN replications of VMware vSphere Hard disk 1 (40. However, I read that Veeam Replica need at least to keep the two last snapshot for working properly. In the screenshot we see a very high latency (last column) of seconds (!!!), which is too slow for the mentioned disk type, veeam agent reads the most data of all processes. Jan 18, 2020 · Hi, We are two servers in our company that is connected each other via 10Gb NIC and cable for seprating backup network with high speed. 1 to 5. Hard disk 1 (100. BUT for performance benchmarking, AF is the best way because it's the only job that has continued data streams. So you just need to wait for the next run. We are currently encountering this issue during the POC testing phase. We also see that there is a IO of 11 MB/s, which is also very little BUT we see 100 % disk usage (blue rectangle). Simply expand ESX and browse to vmfs folder, then copy the file and paste it into "My Computer" local hard drive disk. Jun 4, 2017 · As all reads for the data will be per "Veeam chunk", the logical read of a full and all its incrementals then only swings the drive heads to deal with the "application level" fragmentation (from the full and a overlaid sequence of incrementals), rather than to deal with fragmentation within a "Veeam chunk" Feb 12, 2016 · Hard disk 1 (50. At the very least, the disk read speed has never been this slow in the past, even with incremental backups. Upgrade your switch to a 1Gb connection and you’ll see the jobs go much faster. All of the Veeam backup jobs, copies, and replications ran flawlessly, though Veeam did have to reread all of the VMs (No biggie, that was expected. 2020 01:01:53 :: Hard disk 1 (147,3 GB) 5,7 GB read at 84 MB/s 21. Dec 17, 2015 · Let's assume you have a 5TB backup file. Assuming you are using normal Veeam settings for storage optimization (local block size and optimal compression), the average Veeam block is about 512KB (assuming 2:1 compression, could be slightly smaller if you get better compression). 0 with no issues. 2020 01:05:24 :: Hard disk 2 (784,2 GB) 14,8 GB read at 3 MB/s Its from the statistics of a Copy Job. Architecture: Veeam backup and replication VM (16 cpu cores, 32GB RAM, no local storage) hosted on vmware vsphere 8. Plus I don't even see much read/write bandwidth (maybe 15-20 MBps each) in Resource Monitor, just that the "Active time" of the external hard drive is at Jul 19, 2011 · If the VM disk resides on a vVol, the Veeam VMware Backup Proxy's VM configuration file (vmx) must be on the same vVol. 0 Disk. Jul 29, 2020 · Veeam Community discussions and Hard disk 1 (60 GB) 44,5 GB read at 513 MB/s [CBT] data to the target datastore but occurs due to slow read from the backup May 12, 2015 · A planned failover/back When performing a failback after a "Planned Failover" operation, Veeam requires a task called "Calculating Original Signature Hard Disk" to be performed. But if i manually copy the vbk file from the source repository and "paste" it to the usb 3 disk (over the share from the nas) speed is fine. Setup replication jobs to replicate the VM's, the jobs run REALLY slowly - eg; hard disk 1 is 15GB, it took 16 hours to calculate digests then 35 minutes to replicate the changes. Running an active full replication will make it avoid Digest to be re-calculated. Jul 11, 2018 · 17-07-2018 21:35:24 :: Using backup proxy VMware Backup Proxy for disk Hard disk 1 [hotadd] 17-07-2018 22:47:36 :: Unable to hot add source disk, failing over to network mode 17-07-2018 22:47:38 :: Hard disk 1 (40,0 GB) 1,1 GB read at 22 MB/s [CBT] Apr 19, 2009 · 1. May 27, 2021 · Hey guys, got any idea why is the Veeam Backup Agent so slow, I'm getting 2MB/s on a Samsung NVMe disk behind fiber optic of high quality 500Mbit/s. We often suggest customers, if budget allows, to use non-parity based RAID like Raid10. 5 hours to backup 68GB of data on the file server. This is where the lag happens. Oct 27, 2015 · Hi all First of all let me say I love Veeam, its been a fabulous improvement over Backup Exec. Dec 4, 2015 · Using proxy VMware Backup Proxy for restoring disk Hard disk 2 Restoring Hard disk 2 (30. 5 GB read at 3 MB/s [CBT] May 18, 2020 · Giving what I seeing, I don't think it has to do exclusively with ReFS or Veeam, but it seems to be a bug on how RCT is handling read operations inside the virtual disk. iSCSI LUNs are used to mount datastores in the ESXs Backup Oct 13, 2021 · Which is very very very slow. 7 GB restored at 69 MB/s [nbd]" I would recommend to clarify with our support team why NBD mode was selected instead of SAN as long as all requirements for SAN mode are met. This configuration was working for us in v8, but I'm guessing v9 adds additional load that made it all too much to handle. It is only 50% full Apr 3, 2023 · Hi All, it’s my first post here. Apr 29, 2019 · Each hard disk is 3 TB capactity and utilizing 1 backup thread for 1 Hard disk. Your direct line to Sep 5, 2011 · Hi Foggy Bottleneck is Target. - Veeam is installed on a virtual server (and is used as Proxy) - Backup repository is a NAS - VSS, indexing and cbt enabled Never had any issues before. Feb 20, 2012 · I have my Veeam box as a physical, connected to a Powervault 124t (backing up my Veeam jobs to tape weekly) and have no other issues with it after the initial backup. Jun 6, 2022 · Performance is as good as the weakest link. I find backups are at a fast 93MB/s, but restores are slow at 3MB/s. Feb 21, 2013 · That's probably why the calculating digests was so slow to start with, because the target side was using NBD mode which pulls data over the network. 2. Dec 14, 2019 · I'd like to use direct SAN Access but the backup always take long time on the step like this: "Hard disk 4 (0. When I copy a 2. Whatever I do, I cannot reach the FTP-transfer speed of 100MB/s per Harddisk. Mar 17, 2016 · 17-03-2016 15:09:13 Restoring Hard disk 1 (95,0 GB): 49,0 GB restored at 132 MB/s That seems slow, but i've read somewhere that theres an issue with that on 3par, and that i need to create a new lun, correct? Aug 8, 2016 · Hard to set up for beginners and to tune to work fast. 5 to backup our VMs, but the speed of reading disk was very slow, about 20-30 MB/s. 0, utilizing both backup jobs and replication jobs. The Veeam VMware Backup Proxy VM must be located on a host with access to the datastore containing the VM's disks being backed up or replicated, or in the case of a restore operation, where the disks of the restored VM will be Aug 16, 2021 · Re: Backup to Disk - Synthetic Full - very Slow Post by Mildur » Mon Aug 16, 2021 1:35 pm this post Ok, if I understand correctly, you have created an NFS Backup Repository in your Veeam Environment. 2GB File from the VM to the physical backupserver 1 get a datarate of 1,2GB/sec. 1 GB read at 25 MB/s [CBT] 06/11/2015 19:19 Dec 17, 2015 · Let's assume you have a 5TB backup file. Jan 7, 2010 · The operation that takes the most time is the Hard Disk backup [CBT], this is the same for the Esxi host which backs up ok, and the one that doesn't. Veeam should track the fact that both of these data sources are exactly the same during a "Planned" failover to save this time. Jul 11, 2018 · 17-07-2018 21:35:24 :: Using backup proxy VMware Backup Proxy for disk Hard disk 1 [hotadd] 17-07-2018 22:47:36 :: Unable to hot add source disk, failing over to network mode 17-07-2018 22:47:38 :: Hard disk 1 (40,0 GB) 1,1 GB read at 22 MB/s [CBT] Sep 17, 2013 · During next job cycle backup copy job will transfer the data it was missing on the previous run. Apr 26, 2018 · I have recently started to encounter very poor performance when doing a Veeam backup copy job. 3. I found in the internet Thick-Provision Lazy-Zeroed Virtual Disk is for Veeam bad. 5 GB read at 142 MB/s. X for disk Hard disk 1 [nbd] Hard disk drive 1 (200GB) 3,8GB read at 901KB/s How could I increase this speed? I have 2 sites production and DR PRODUCTION: 1 physical server—> (VBR Server, Proxy and WAN Acc) Proxy—> Direct SAN Access Replicated VM —> 4TB Oracle DB ( 07 ASM disk) DR Site 1 VM—> VBR Server Sep 4, 2012 · According to the log you posted, the job is using hot add to backup this particular hard disk. -ESXi 7. 9 GB) 3. In general VDDK libraries which available in Vmware will get merged with Veeam software. sysstat -x reports 27% disk utilization at max during VBR backup. The last attempt it had been running at that step for 25 hours and Feb 20, 2012 · Ok I finally got a VMWare vSphere Essentials license. Issue1 Yes, we have a Veeam proxy on the target side and it is properly used. 5" disks configured in raidZ3 The backup is on an external hard drive so even if it's using a lot of disk "bandwidth", it's a different disk from where Windows and my apps are, so I don't see how that would slow them down. 5 MB read at 64 MB/s [CBT Nov 30, 2016 · i read about the data fecher. I wonder why it is doing that as I know for fact that shouldn’t be the case. If you can assign both roles to the same server: proxy and repository for metadata, it will help to exclude the version 2 (proxy-repo link) as long as digests recalculation speed remains the same. They get read at 1MB/s if i'm lucky. How can I know where the replica medata are stored ? Issue 2 Source VM disks were not re-sized or re-attached. 8GB Summary: Feb 25, 2021 · To check whether the server and the NAS can generally handle the continuous writing of large files, I manually copied the backup file (10TB) from the internal hard disk to an SMB share on the NAS. If I change it back to the default of 1 GB, I get about 7 GB/s read speed with less than 10 ms latency. Feb 23, 2017 · Digest calculating occur everytime an action which can change VM or Disk ID/size is carried out because veeam need to compare the "virtual" new VM and the target replica to keep the integrity of replica chain. ). We are having massive issue trying to backup a server for customer; the server has Windows server veeam agent installed and protects OS and SQL; the backup job when runs takes over 20 hours and then it fails due to different reasons; we only have had very few successful backups and many failures; The server has SQL and some custom script populates the database. The type of RAID controller itself can also play a role. Jun 18, 2012 · As to the read rate for each disk in the action column, I would have thought it's just the amount read divided by the duration listed for that disk, but in practice it tends to be a bit higher. The issue has been ongoing, but trying to take the seed has prompted me to create the post as the seed copy job was taking an exceptionally long time to Jul 19, 2016 · If you abort the job, the metrics go back to normal. Oct 29, 2017 · Dear Experts, we are using Veeam 9. 4. May 28, 2024 · Veeam Community discussions and solutions for: Slow replication with 12. Diskspd disk benchmark test Feb 17, 2025 · Thank you for your response. The main bottleneck is Source. It re-read the entire 1 TB of my file servers drive on the last run also. Feb 10, 2016 · Right now that veeam is runnning a full backup and the first 3 disks are backuped, and 2 disk are still being backuped. it is just "funny" that in nbd mode an Array with 2 disk in raid1 is able to deliver much more Speed than an Enterprise class Array with 56 disk. Once it competes it copies the files to an external USB 3 hard drive attached to the Qnap. The bigger issue here is that change block tracking is not available, so Veeam is reading the entire disk, determining what is incremental data, and transferring only that incremental data. 60TB pool (NFS) running on 3. 5 and installed new vCenter appliance. 5 GB read vs 360 MB or 800 MB for example. On the server that backs up ok, the read rate is between 70 - 80MB/s, on the server that is having issues, the read rate is 74KB/s! Jan 10, 2019 · Hi, I have got very slow backupspeed of max. Feb 23, 2017 · Using target proxy X. 0 GB) : 17. dat) I get a throughput around 5GB/s. Do you have an explanation, why FTP-transfer from the virtual VMware Proxy Backup to the physical VBR server is 100MB/s or why a backup with a Veritas Backup Exec Remote Agent gives me 100Mb/s or 6000MB/Min transfer speed and VBR HOTADD is so slow? Mar 31, 2018 · There are many reasons why restore can be slower than backup, for example: backup is running in SAN mode and the restore proxy works in Network mode (btw from the log I see it's NBD), slow read from the backup repository (f. I've contacted support and have spoken to 3 different level 1 techs. Those two VM's always ran fast and without a hitch. 6 GB restored at 91 MB/s [san] Using proxy VMware Backup Proxy for restoring disk Hard disk 3 Restoring Hard disk 3 (20. So here's my question: What could be reasons for that? Nov 6, 2017 · In a VMware infrastructure I have a virtual Windows File server with a mounted iscsi hard drive. Mar 3, 2020 · 21. It just took 5. We have similar virtual backup tool where we are utilizing multiple backup thread for single hard disk. Note the copy speed. As you have at least two different tasks running on the disks (replication and copy job), the disks will perform for random access. but maximum speed is 1-2Gb. Jul 21, 2011 · Veeam replication slow to start. Nov 7, 2012 · On our backup server we have an avarage write speed of 350MB/S (ATTO Disk Benchmark) and ~160MB/s if we copy (read and write) on the local disk in windows) Feb 17, 2015 · Compare it with the previous result of 20,6 hours, and you can immediately understand the importance of configuring the right stripe size on your Veeam repository. Jul 5, 2017 · - The storage copy job I have manually selected the QNAP as the source, and it copying to a local USB hard disk plugged into the backup server for a seed for offsite cloud connect backup. 2. Logs are for support It seems that there is an inconsistency between log and GUI. Also, your job is using your Veeam server as the backup Proxy, which could be the reason your job is using NBD. Please don't forget to share support case ID. That would mean the USB 3. No other agents or anything at the moment since I was just setting it up to try it out on my configuration. Sep 29, 2011 · Hi Anton, thanks, I actually haven't thought of the sequenial/random influence. The 2nd hard disk is 150GB in size its been calculating digests for 7 hours now and is only 3% of the way Dec 8, 2022 · Greetings. That's my 2 cents at least. Nov 26, 2021 · I am using the free version of Veeam Agent for Windows. May 13, 2016 · Based on correspondence with support, it would seem that the issue was caused by having the B&R server and the proxy be one and the same. Dec 13, 2022 · Check the logs here to see what is being reported as well to help narrow down the issue - C:\ProgramData\Veeam\Backup. All data is on the iscsi hard drive. May 31, 2011 · Two nights ago, i started noticing that with two VM's (out of 19 being backed-up and 7 replicated), the read-speeds in their jobs, regardless if it's backup or replication, have become horrendously slow. What is the expected duration in time per GB for this proces ? Feb 21, 2020 · Processed is the used Disk Size of the VM. At some point in the past month just after a client update, the read speed of the C drive has slowed down to ~8MB/s from a previous read speed of 150MB/s+. This looked pretty sufficient to me. I was applying an update to one of the VMs, a Windows Server 2016 running Exchange 2016. I'm backing up to OneDrive. Any idea what could be going on to make this suddenly so much slower (seems to be triggered by this update somehow)? Feb 11, 2016 · Yes, I have read that so many times now, when I was searching the Internet for a solution for the poor performance I get. It is only 50% full Mar 3, 2016 · Veeam Community discussions and solutions for: slow of VMware vSphere R&D Forums. Once you get CBT fixed you will see a huge difference in the length of the job Feb 17, 2017 · I've got an issue at the moment where backup jobs are taking a longt time to begin processing - they get to the "Hard disk 1 (0. The Management Network operates on a 10 gig connection. Cause: Issue with the new high-perf backup backup file interaction engine logic that can happen if a backup storage is very slow to respond to a request to open a backup file. GB read at 45MB/s (CBT) 01-08-13 At random, our backups will become very slow. 6GB read at 8Mb/s [CBT] - 16:01:02 Thats 16 hours! This is blowing our backup window and causes backup-replication scheduling conflicts. So, in a day, out of 8 incremental hourly backups, most of them will be between 100 -700 MB and then it shoots up to 24 GB. I deployed the vCenter server as a VM and got it up and running. it just seems a problem when veeam is copy the files Jul 23, 2011 · "1/3/2020 9:16:21 PM Restoring Hard disk 1 (50 GB) : 45. This problem started happening when we changed to Veeam 9. Also, the RAID level is important. The bottleneck seems to be the local raid 5 target disk which can only read and write at around ~280-350MB/sec. 1 GB read at 25 MB/s [CBT] 06/11/2015 19:19 Feb 25, 2014 · Hi, Using Veeam Backup 6. Here’s a summary: 2 ESX 5. 0 B read at 0 KB/s [CBT]" then after took long time on this step for each disk, the backup finish successfully with processing rate between 50 MB/s and 90 MB/s. support is great stuff and is something that should be included in the Veeam BR resources section along with any other juicy tidbits you can offer. 04. 0 GB) 24. my users did not write 1 TB of changed to the disk. 6GB restored at 349KB/s anbd] 157:xx:xx” Sep 21, 2015 · Dedicated Backup Server (Veeam B and R currently installed on) - HP Proliant D320e Gen 8 - Windows Server 2012 R2 - 16GB RAM - 4 Core - 500GB Hard Disk - Internal Backup Storage - QNAP Turbo Nas TS420U 10TB Offsite External Backup Storage - Currently using Samsung M3 4TB USB 3. I'm looking at one right now: Hard Disk 2 (2. I build a new VM with Eager-Zeroed and got a Processing rate of 59MB/s Nov 18, 2013 · Veeam Community discussions and solutions for: Slow CBT rate on WAN replications of VMware vSphere Hard disk 1 (40. Jul 3, 2012 · Did a Veeam backup to USB disk, restored at target site. 0 B) 0. 172 of Veeam Backup & Replication Hard disk 1 (150 GB) 6. Worried about resignaturing? (Almost never happens and Veeam setup puts in preventions) Present VMFS LUNs to backup proxy as read-only. In both cases as well the bottle neck is the source. Your direct line to Veeam R&D. 0 B read at 0 KB/s [CBT]" and hang there for a long time before actually starting. 5 hours to complete and it seems it just moved 102. go to properties of drive letter, select Shadow Copies tab and make sure can do a create now on each volume. It is a new environment with fresh Veeam Installation. 8GB Transfered 46. I dont know where is bottleneck. There are no issues (that I'm aware of) with the regular backup job, it's been running successfully for months and months now, and yesterday, this very same BCJ completed successfully. Sep 17, 2013 · During next job cycle backup copy job will transfer the data it was missing on the previous run. I have made a support ticket with Veeam but I am getting surprisingly little help. Depending on the type of disk (5400/7200 rpm, cache on disk) they may not be a good match for that type of workload. I am utilizing VMware vSphere VSAN as storage, which is considered as DAS (Direct Attached Storage). Using file management capabilities Veeam Backup provides, copy some VMDK file (a few gigs) of non-running VM from your production ESX storage to Veeam Backup console hard disk. g. Those two lines up there tell me that a the Copy Job processed the second Hard disk 20 times slower than Hard disk 1. Here the information: 1) I use the Veeam Backup Server as a proxy (Under Backup Infrastructure -> Backup Proxies -> I have, Name: VMware Backup Proxy, Type:VMware, Host:This server) Jun 25, 2019 · Hi all - using Veeam here and there on servers and clients to backup to local drives and it's been good. The job hangs on merging the backup files. The primary job backs up our VMware environment to a Qnap TS-869U-RP. Presumably the duration of the "Hard disk" action includes operations that don't count toward the read time, either before or after the actual disk Mar 16, 2016 · We are having massive issue trying to backup a server for customer; the server has Windows server veeam agent installed and protects OS and SQL; the backup job when runs takes over 20 hours and then it fails due to different reasons; we only have had very few successful backups and many failures; The server has SQL and some custom script populates the database. When starting the backup, the SSD part the VM backs up at expected speeds. This is my go to test if I want to do a very quick basic storage performance test. In Veeam B&R I am creating a new job with a Windows Agent backup because I am using the iscsi hard drive and Veeam would not see the iscsi in their normal job and would therefore not be able to save. I upgraded my one ESXi 4. Oct 11, 2021 · I have a simple setup, Veeam B&R running on Win10 Pro on a (older) dual quad core Xeon box with 20GB of RAM, and the Agent installed on Windows 10 Pro on Ryzen workstation. Common misconfigurations are around MPIO setup, misbehaving HBAs and non-optimal RAID caching. Normally when doing an incremental Apr 11, 2017 · Veeam Community discussions and solutions for: Backup Copy + WAN: Creating Fingerprints All The Time of Veeam Backup & Replication R&D Forums. test is done for vmware backup job and backup from another Physical host with agent. Apr 6, 2017 · If I run a 100% read diskspd on system partition (diskspd. I've had some jobs take 15 minutes to start wheras one job has took 40 minutes before starting. I believe you had another thread on the forums where I mentioned that the only way to do FC to FC replication is to use a virtual proxy with Hotadd and present the physical LUNs to the same ESXi Feb 12, 2013 · I'm contacting NAS support and will probably contact Veeam support on this - we are still seeing slow write performance on reverse incremental on the 12 and 16 disk NAS devices in use (right now as low as 4MB/s). I installed Veeam on my laptop which is wired but only on a 100mb network. However, my other Internal SSD ‘terabyte’ (X:) Terabyte (X:) (953. Last, for some reason, your backup job isn't using CBT (change block tracking), essentially causing Veeam to read the entire disks of the VM, which causes the backup job to take a long time Feb 22, 2021 · Atto Disk Benchmark test. Data: Processed: 969GB Read: 68. When I run a backup copy job to create the seed from existing backups on disk, copying some VMs is VERY slow (taking 24-48hrs) while others are fast. Even after more than 10 hours, the file is still being written at over 100 MB/s. As noted NBD mode is the primary method used if no other can be. 0. 0 GB) : 8. Symptoms: Backup sits at 0KB on the hard disk read step. Most reliable due to direct data path. jvpcn ehodd vygco npcy fapea jkey elczp dbinu txgpr ysvjqld