sureshanaparti commented on PR #12666: URL: https://github.com/apache/cloudstack/pull/12666#issuecomment-4225954559
Tested create/restore/delete snapshots after enabling KVM incremental snapshot, no issues noticed during rebase. <img width="1364" height="168" alt="kvm-incr-snapshots-records" src="https://github.com/user-attachments/assets/cc390698-cc9f-43f4-94bb-b46839f9f43c"; /> ``` [root@ref-trl-11553-k-Mol8-suresh-anaparti-kvm2 ~]# grep -i "Rebasing snapshot" /var/log/cloudstack/agent/agent.log 2026-04-10 18:06:01,941 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-3:[]) (logid:48bc30b2) Rebasing snapshot [d7b0a35e-bde6-4575-a61c-6aa70c4cd03d] with parent [/mnt/5ed8c342-7e92-374f-87df-4f637c3ba8a6/snapshots/2/3/908a7fbc-a813-4eac-9ff0-d631235efef2]. 2026-04-10 18:06:13,930 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-5:[]) (logid:6bd45a5a) Rebasing snapshot [4234734b-5ba1-4f10-8a1f-3c43f13db138] with parent [/mnt/5ed8c342-7e92-374f-87df-4f637c3ba8a6/snapshots/2/5/64f6b68c-10cd-4875-9cc6-cda1c931e6d7]. 2026-04-10 18:17:05,951 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-1:[]) (logid:78887764) Rebasing snapshot [ba323c4c-f323-4f1f-895c-6f399009380f] with parent [/mnt/5ed8c342-7e92-374f-87df-4f637c3ba8a6/snapshots/2/3/d7b0a35e-bde6-4575-a61c-6aa70c4cd03d]. 2026-04-10 18:17:21,938 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-2:[]) (logid:6f03688f) Rebasing snapshot [0441d98c-c697-4447-9ab4-e2454219d157] with parent [/mnt/5ed8c342-7e92-374f-87df-4f637c3ba8a6/snapshots/2/5/4234734b-5ba1-4f10-8a1f-3c43f13db138]. 2026-04-10 18:20:13,943 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-4:[]) (logid:f49a0e86) Rebasing snapshot [b0621379-270b-4746-95ee-05a787d59f78] with parent [/mnt/5ed8c342-7e92-374f-87df-4f637c3ba8a6/snapshots/2/3/92c84e66-b5a9-4ad0-94a1-9defbe235464]. 2026-04-10 18:20:25,967 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-1:[]) (logid:001d7d16) Rebasing snapshot [1ab68b10-3c13-4427-b93a-d6d6bfd6591e] with parent [/mnt/5ed8c342-7e92-374f-87df-4f637c3ba8a6/snapshots/2/5/ece81f6a-defc-4a4f-b262-f6627582f2fa]. [root@ref-trl-11553-k-Mol8-suresh-anaparti-kvm2 ~]# [root@ref-trl-11553-k-Mol8-suresh-anaparti-kvm2 ~]# grep -i "Taking incremental volume snapshot of volume" /var/log/cloudstack/agent/agent.log 2026-04-10 18:04:37,745 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-3:[]) (logid:9f9b410e) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":3,"name":"ROOT-3","path":"93710230-f706-4908-8c3e-a416c3183be7","uuid":"93710230-f706-4908-8c3e-a416c3183be7"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:04:50,044 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-5:[]) (logid:ee9c9b5a) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":5,"name":"DATA01","path":"beed02e7-8000-4d36-95f4-bce0526dbb60","uuid":"beed02e7-8000-4d36-95f4-bce0526dbb60"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:05:51,720 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-3:[]) (logid:48bc30b2) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":3,"name":"ROOT-3","path":"93710230-f706-4908-8c3e-a416c3183be7","uuid":"93710230-f706-4908-8c3e-a416c3183be7"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:06:03,702 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-5:[]) (logid:6bd45a5a) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":5,"name":"DATA01","path":"beed02e7-8000-4d36-95f4-bce0526dbb60","uuid":"beed02e7-8000-4d36-95f4-bce0526dbb60"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:16:55,727 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-1:[]) (logid:78887764) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":3,"name":"ROOT-3","path":"93710230-f706-4908-8c3e-a416c3183be7","uuid":"93710230-f706-4908-8c3e-a416c3183be7"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:17:11,716 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-2:[]) (logid:6f03688f) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":5,"name":"DATA01","path":"beed02e7-8000-4d36-95f4-bce0526dbb60","uuid":"beed02e7-8000-4d36-95f4-bce0526dbb60"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:18:39,787 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-3:[]) (logid:a2e28393) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":3,"name":"ROOT-3","path":"93710230-f706-4908-8c3e-a416c3183be7","uuid":"93710230-f706-4908-8c3e-a416c3183be7"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:19:01,696 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-4:[]) (logid:17591ff0) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":5,"name":"DATA01","path":"beed02e7-8000-4d36-95f4-bce0526dbb60","uuid":"beed02e7-8000-4d36-95f4-bce0526dbb60"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:20:03,709 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-4:[]) (logid:f49a0e86) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":3,"name":"ROOT-3","path":"93710230-f706-4908-8c3e-a416c3183be7","uuid":"93710230-f706-4908-8c3e-a416c3183be7"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. 2026-04-10 18:20:15,702 DEBUG [kvm.storage.KVMStorageProcessor] (AgentRequest-Handler-1:[]) (logid:001d7d16) Taking incremental volume snapshot of volume [volumeTO {"dataStore":"PrimaryDataStoreTO {\"id\":2,\"name\":\"ref-trl-11553-k-Mol8-suresh-anaparti-kvm-pri2\",\"poolType\":\"NetworkFilesystem\",\"uuid\":\"6257b3f7-7a85-3433-93b4-0c47491b1037\"}","id":5,"name":"DATA01","path":"beed02e7-8000-4d36-95f4-bce0526dbb60","uuid":"beed02e7-8000-4d36-95f4-bce0526dbb60"}] attached to running VM [i-2-3-VM]. Snapshot will be copied to [LibvirtStoragePool {"uuid":"5ed8c342-7e92-374f-87df-4f637c3ba8a6"}]. ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
