public:module:vmware:backup_mode
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public:module:vmware:backup_mode [2019/09/19 16:00] ronnie.chan [Non-VDDK Backup Mode] |
public:module:vmware:backup_mode [2022/05/12 13:28] (current) klim [Comparison between VDDK and Non-VDDK Modes] |
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| ===== Non-VDDK Backup Mode ===== | ===== Non-VDDK Backup Mode ===== | ||
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| + | No longer supported in CloudBacko v5 | ||
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| For VM on free version of VMware hosts, backup is performed in non-VDDK mode. Backup in non-VDDK mode produces a backup chain that consists of a full file and a set of delta files: | For VM on free version of VMware hosts, backup is performed in non-VDDK mode. Backup in non-VDDK mode produces a backup chain that consists of a full file and a set of delta files: | ||
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| ^ Cons | Slower backup speed for subsequent backup compared to VDDK backup, as a result of having the entire VM backed up every time regardless of the actual used size. | | ^ Cons | Slower backup speed for subsequent backup compared to VDDK backup, as a result of having the entire VM backed up every time regardless of the actual used size. | | ||
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| ===== VDDK Backup Mode ===== | ===== VDDK Backup Mode ===== | ||
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| ^ Pros | Faster backup speed for subsequent backups compared to non-VDDK backup, as a result of backing up only the used size of your VM instead of the entire machine to enhance backup efficiency. This also helps with minimizing the storage size requirement and saving storage cost. | | ^ Pros | Faster backup speed for subsequent backups compared to non-VDDK backup, as a result of backing up only the used size of your VM instead of the entire machine to enhance backup efficiency. This also helps with minimizing the storage size requirement and saving storage cost. | | ||
| ^ Cons | Require paid license, i.e. VMware Essentials License for usage of vSphere API. | | ^ Cons | Require paid license, i.e. VMware Essentials License for usage of vSphere API. | | ||
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| ===== Comparison between VDDK and Non-VDDK Modes ===== | ===== Comparison between VDDK and Non-VDDK Modes ===== | ||
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| - | ^ ^ VDDK (CBT) ^ Non-VDDK ^ | + | ^ ^ VDDK (CBT) ^ Non-VDDK (CBK v4) ^ |
| ^ Full Backup | Used data size of guest | Provisioned data size of guest | | ^ Full Backup | Used data size of guest | Provisioned data size of guest | | ||
| ^ Incremental / Differential | Generated by VMware Host using CBT | Generated by CloudBacko Pro on the staging machine using in-file delta | | ^ Incremental / Differential | Generated by VMware Host using CBT | Generated by CloudBacko Pro on the staging machine using in-file delta | | ||
public/module/vmware/backup_mode.1568880047.txt.gz · Last modified: 2019/09/19 16:00 by ronnie.chan
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