fdcastel's latest activity
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Ffdcastel replied to the thread Feature request: VM configuration toggle for 4k block device sector size.At first glance, Proxmox appears to offer substantial improvements over the old setup, with a few important observations: 1) According to Samsung’s official specifications this model is rated for 6800 MB/s sequential read and 2700 MB/s...
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Ffdcastel replied to the thread Feature request: VM configuration toggle for 4k block device sector size.For reference, the existing Hyper-V Server deployment (on identical hardware) yields the following results: C:\> fsutil fsinfo sectorInfo C: LogicalBytesPerSector : 512 PhysicalBytesPerSectorForAtomicity ...
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Ffdcastel replied to the thread Feature request: VM configuration toggle for 4k block device sector size.A minor correction: Using scsi-hd.logical_block_size=4096 had a measurable (negative) impact on sequential write performance. The remaining results appear to be within statistical tolerance.
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Ffdcastel replied to the thread Feature request: VM configuration toggle for 4k block device sector size.I’m evaluating Proxmox for potential use in a professional environment to host Windows VMs. Current production setup runs on Microsoft Hyper-V Server. Results follow: 1) Using --scsi0 "$VM_STORAGE:$VM_DISKSIZE,discard=on,iothread=1,ssd=1"...
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Ffdcastel replied to the thread Feature request: VM configuration toggle for 4k block device sector size.Out of curiosity, what additional value would this bring compared to the existing --args option? Also, I’ve been running benchmarks with various logical and physical block sizes, but they seem to have no effect on performance -- only on the...
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Ffdcastel replied to the thread Extremely Slow Download of Updates.I'm encountering the same issue today: # pveam download local debian-13-standard_13.1-2_amd64.tar.zst downloading http://download.proxmox.com/images/system/debian-13-standard_13.1-2_amd64.tar.zst to...
