Details
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Type: Bug
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Status: Open
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Priority: Major
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Resolution: Unresolved
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Fix Version/s: OpenVZ-legacy
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Component/s: Containers::Userspace
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Security Level: Public
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Environment:Centos 6
kernel - 2.6.32-042stab111.11
vzctl version 4.9.4
ploop-1.13.2-1.x86_64
ploop-lib-1.13.2-1.x86_64
Description
Hello.
Suddenly one container had ploblem on vzctl compact -
{code}
vzctl compact 69177
Trying to find free extents bigger than 0 bytes
Error in __ploop_discard (balloon.c:930): Error in ioctl(PLOOP_IOC_DISCARD_INIT): Device or resource busy
Error in __ploop_discard (balloon.c:933): Can't initialize discard mode: Device or resource busy
ploop list -a | grep 69177
ploop29300 /vz/private/69177/root.hdd/root.hdd /vz/root/69177
ploop info -s /vz/private/69177/root.hdd/DiskDescriptor.xml
size: 1073741824
blocksize: 2048
fmt_version: 2
{code}
Part vzctl.log -
2015-10-02T10:35:14+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-02T10:35:14+0300 : Creating delta /vz/private/69177/root.hdd/root.hdd.{5d4fdf7a-9a8f-4208-9d52-0ccb0eee51c8} bs=2048 size=1073741824 sectors v2
2015-10-02T10:35:14+0300 : Creating snapshot dev=/dev/ploop29300 img=/vz/private/69177/root.hdd/root.hdd.{5d4fdf7a-9a8f-4208-9d52-0ccb0eee51c8}
2015-10-02T10:35:14+0300 vzctl : CT 69177 : Snapshot {236c2559-d1a5-4521-b0bd-1ab824394a03} has been successfully created
2015-10-02T11:14:17+0300 vzctl : CT 69177 : Deleting snapshot {236c2559-d1a5-4521-b0bd-1ab824394a03}
2015-10-02T11:14:17+0300 vzctl : CT 69177 : Storing /vz/private/69177/Snapshots.xml.tmp
2015-10-02T11:14:17+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-02T11:14:17+0300 : Opening delta /vz/private/69177/root.hdd/root.hdd
2015-10-02T11:14:42+0300 : Removing /vz/private/69177/root.hdd/root.hdd.{5d4fdf7a-9a8f-4208-9d52-0ccb0eee51c8}
2015-10-02T11:14:42+0300 vzctl : CT 69177 : Snapshot {236c2559-d1a5-4521-b0bd-1ab824394a03} has been successfully deleted
2015-10-03T12:01:27+0300 : Opening delta /vz/private/69177/root.hdd/root.hdd
2015-10-03T12:01:30+0300 vzctl : CT 69177 : Failed to resize image: Error in ploop_balloon_change_size (balloon.c:395): Error in ioctl(PLOOP_IOC_FREEBLKS): Cannot allocate memory [3]
2015-10-03T12:01:30+0300 vzctl : CT 69177 : Error: failed to apply some parameters, not saving configuration file!
2015-10-03T12:05:49+0300 vzctl : CT 69177 : Warning: --diskinodes is ignored for ploop-based container
2015-10-03T12:05:49+0300 vzctl : CT 69177 : UB limits were set successfully
2015-10-03T12:05:49+0300 vzctl : CT 69177 : Setting CPU limit: 400
2015-10-03T12:05:49+0300 vzctl : CT 69177 : Setting CPU units: 15000
2015-10-03T12:05:49+0300 vzctl : CT 69177 : Setting CPUs: 4
2015-10-03T12:05:50+0300 vzctl : CT 69177 : CT configuration saved to /etc/vz/conf/69177.conf
2015-10-03T14:15:12+0300 vzctl : CT 69177 : Creating snapshot {5b5f49c0-32ea-4344-af39-154d98956147}
2015-10-03T14:15:12+0300 vzctl : CT 69177 : Storing /vz/private/69177/Snapshots.xml.tmp
2015-10-03T14:15:12+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-03T14:15:12+0300 : Creating delta /vz/private/69177/root.hdd/root.hdd.{8a7921a7-58d5-4dd1-b7dd-e8db46d4441f} bs=2048 size=1073741824 sectors v2
2015-10-03T14:15:12+0300 : Creating snapshot dev=/dev/ploop29300 img=/vz/private/69177/root.hdd/root.hdd.{8a7921a7-58d5-4dd1-b7dd-e8db46d4441f}
2015-10-03T14:15:12+0300 vzctl : CT 69177 : Failed to create snapshot: Error in create_snapshot_ioctl (snapshot.c:166): PLOOP_IOC_SNAPSHOT: Device or resource busy [3]
2015-10-03T14:15:12+0300 vzctl : CT 69177 : Failed to create snapshot
2015-10-03T18:18:30+0300 vzctl : CT 69177 : Warning: --diskinodes is ignored for ploop-based container
2015-10-03T18:18:30+0300 vzctl : CT 69177 : UB limits were set successfully
2015-10-03T18:18:30+0300 vzctl : CT 69177 : Setting CPU limit: 400
2015-10-03T18:18:30+0300 vzctl : CT 69177 : Setting CPU units: 15000
2015-10-03T18:18:30+0300 vzctl : CT 69177 : Setting CPUs: 4
2015-10-03T18:18:31+0300 vzctl : CT 69177 : CT configuration saved to /etc/vz/conf/69177.conf
2015-10-04T08:28:41+0300 vzctl : CT 69177 : Creating snapshot {c5bf99b7-779d-44cc-895c-b733d1399137}
2015-10-04T08:28:41+0300 vzctl : CT 69177 : Storing /vz/private/69177/Snapshots.xml.tmp
2015-10-04T08:28:41+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-04T08:28:42+0300 : Creating delta /vz/private/69177/root.hdd/root.hdd.{2b260a56-ff29-4984-9269-f58e9bd3e284} bs=2048 size=1073741824 sectors v2
2015-10-04T08:28:42+0300 : Creating snapshot dev=/dev/ploop29300 img=/vz/private/69177/root.hdd/root.hdd.{2b260a56-ff29-4984-9269-f58e9bd3e284}
2015-10-04T08:28:42+0300 vzctl : CT 69177 : Failed to create snapshot: Error in create_snapshot_ioctl (snapshot.c:166): PLOOP_IOC_SNAPSHOT: Device or resource busy [3]
2015-10-04T08:28:42+0300 vzctl : CT 69177 : Failed to create snapshot
2015-10-05T12:41:58+0300 vzctl : CT 69177 : Creating snapshot {7fed9773-d08c-4118-8a28-03ab03789b6b}
2015-10-05T12:41:58+0300 vzctl : CT 69177 : Storing /vz/private/69177/Snapshots.xml.tmp
2015-10-05T12:41:58+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-05T12:41:58+0300 : Creating delta /vz/private/69177/root.hdd/root.hdd.{11da54da-1eb9-4aa8-813f-6a0f8e1135b2} bs=2048 size=1073741824 sectors v2
2015-10-05T12:41:58+0300 : Creating snapshot dev=/dev/ploop29300 img=/vz/private/69177/root.hdd/root.hdd.{11da54da-1eb9-4aa8-813f-6a0f8e1135b2}
2015-10-05T12:41:58+0300 vzctl : CT 69177 : Failed to create snapshot: Error in create_snapshot_ioctl (snapshot.c:166): PLOOP_IOC_SNAPSHOT: Device or resource busy [3]
2015-10-05T12:41:58+0300 vzctl : CT 69177 : Failed to create snapshot
Suddenly one container had ploblem on vzctl compact -
{code}
vzctl compact 69177
Trying to find free extents bigger than 0 bytes
Error in __ploop_discard (balloon.c:930): Error in ioctl(PLOOP_IOC_DISCARD_INIT): Device or resource busy
Error in __ploop_discard (balloon.c:933): Can't initialize discard mode: Device or resource busy
ploop list -a | grep 69177
ploop29300 /vz/private/69177/root.hdd/root.hdd /vz/root/69177
ploop info -s /vz/private/69177/root.hdd/DiskDescriptor.xml
size: 1073741824
blocksize: 2048
fmt_version: 2
{code}
Part vzctl.log -
2015-10-02T10:35:14+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-02T10:35:14+0300 : Creating delta /vz/private/69177/root.hdd/root.hdd.{5d4fdf7a-9a8f-4208-9d52-0ccb0eee51c8} bs=2048 size=1073741824 sectors v2
2015-10-02T10:35:14+0300 : Creating snapshot dev=/dev/ploop29300 img=/vz/private/69177/root.hdd/root.hdd.{5d4fdf7a-9a8f-4208-9d52-0ccb0eee51c8}
2015-10-02T10:35:14+0300 vzctl : CT 69177 : Snapshot {236c2559-d1a5-4521-b0bd-1ab824394a03} has been successfully created
2015-10-02T11:14:17+0300 vzctl : CT 69177 : Deleting snapshot {236c2559-d1a5-4521-b0bd-1ab824394a03}
2015-10-02T11:14:17+0300 vzctl : CT 69177 : Storing /vz/private/69177/Snapshots.xml.tmp
2015-10-02T11:14:17+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-02T11:14:17+0300 : Opening delta /vz/private/69177/root.hdd/root.hdd
2015-10-02T11:14:42+0300 : Removing /vz/private/69177/root.hdd/root.hdd.{5d4fdf7a-9a8f-4208-9d52-0ccb0eee51c8}
2015-10-02T11:14:42+0300 vzctl : CT 69177 : Snapshot {236c2559-d1a5-4521-b0bd-1ab824394a03} has been successfully deleted
2015-10-03T12:01:27+0300 : Opening delta /vz/private/69177/root.hdd/root.hdd
2015-10-03T12:01:30+0300 vzctl : CT 69177 : Failed to resize image: Error in ploop_balloon_change_size (balloon.c:395): Error in ioctl(PLOOP_IOC_FREEBLKS): Cannot allocate memory [3]
2015-10-03T12:01:30+0300 vzctl : CT 69177 : Error: failed to apply some parameters, not saving configuration file!
2015-10-03T12:05:49+0300 vzctl : CT 69177 : Warning: --diskinodes is ignored for ploop-based container
2015-10-03T12:05:49+0300 vzctl : CT 69177 : UB limits were set successfully
2015-10-03T12:05:49+0300 vzctl : CT 69177 : Setting CPU limit: 400
2015-10-03T12:05:49+0300 vzctl : CT 69177 : Setting CPU units: 15000
2015-10-03T12:05:49+0300 vzctl : CT 69177 : Setting CPUs: 4
2015-10-03T12:05:50+0300 vzctl : CT 69177 : CT configuration saved to /etc/vz/conf/69177.conf
2015-10-03T14:15:12+0300 vzctl : CT 69177 : Creating snapshot {5b5f49c0-32ea-4344-af39-154d98956147}
2015-10-03T14:15:12+0300 vzctl : CT 69177 : Storing /vz/private/69177/Snapshots.xml.tmp
2015-10-03T14:15:12+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-03T14:15:12+0300 : Creating delta /vz/private/69177/root.hdd/root.hdd.{8a7921a7-58d5-4dd1-b7dd-e8db46d4441f} bs=2048 size=1073741824 sectors v2
2015-10-03T14:15:12+0300 : Creating snapshot dev=/dev/ploop29300 img=/vz/private/69177/root.hdd/root.hdd.{8a7921a7-58d5-4dd1-b7dd-e8db46d4441f}
2015-10-03T14:15:12+0300 vzctl : CT 69177 : Failed to create snapshot: Error in create_snapshot_ioctl (snapshot.c:166): PLOOP_IOC_SNAPSHOT: Device or resource busy [3]
2015-10-03T14:15:12+0300 vzctl : CT 69177 : Failed to create snapshot
2015-10-03T18:18:30+0300 vzctl : CT 69177 : Warning: --diskinodes is ignored for ploop-based container
2015-10-03T18:18:30+0300 vzctl : CT 69177 : UB limits were set successfully
2015-10-03T18:18:30+0300 vzctl : CT 69177 : Setting CPU limit: 400
2015-10-03T18:18:30+0300 vzctl : CT 69177 : Setting CPU units: 15000
2015-10-03T18:18:30+0300 vzctl : CT 69177 : Setting CPUs: 4
2015-10-03T18:18:31+0300 vzctl : CT 69177 : CT configuration saved to /etc/vz/conf/69177.conf
2015-10-04T08:28:41+0300 vzctl : CT 69177 : Creating snapshot {c5bf99b7-779d-44cc-895c-b733d1399137}
2015-10-04T08:28:41+0300 vzctl : CT 69177 : Storing /vz/private/69177/Snapshots.xml.tmp
2015-10-04T08:28:41+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-04T08:28:42+0300 : Creating delta /vz/private/69177/root.hdd/root.hdd.{2b260a56-ff29-4984-9269-f58e9bd3e284} bs=2048 size=1073741824 sectors v2
2015-10-04T08:28:42+0300 : Creating snapshot dev=/dev/ploop29300 img=/vz/private/69177/root.hdd/root.hdd.{2b260a56-ff29-4984-9269-f58e9bd3e284}
2015-10-04T08:28:42+0300 vzctl : CT 69177 : Failed to create snapshot: Error in create_snapshot_ioctl (snapshot.c:166): PLOOP_IOC_SNAPSHOT: Device or resource busy [3]
2015-10-04T08:28:42+0300 vzctl : CT 69177 : Failed to create snapshot
2015-10-05T12:41:58+0300 vzctl : CT 69177 : Creating snapshot {7fed9773-d08c-4118-8a28-03ab03789b6b}
2015-10-05T12:41:58+0300 vzctl : CT 69177 : Storing /vz/private/69177/Snapshots.xml.tmp
2015-10-05T12:41:58+0300 : Storing /vz/private/69177/root.hdd/DiskDescriptor.xml.tmp
2015-10-05T12:41:58+0300 : Creating delta /vz/private/69177/root.hdd/root.hdd.{11da54da-1eb9-4aa8-813f-6a0f8e1135b2} bs=2048 size=1073741824 sectors v2
2015-10-05T12:41:58+0300 : Creating snapshot dev=/dev/ploop29300 img=/vz/private/69177/root.hdd/root.hdd.{11da54da-1eb9-4aa8-813f-6a0f8e1135b2}
2015-10-05T12:41:58+0300 vzctl : CT 69177 : Failed to create snapshot: Error in create_snapshot_ioctl (snapshot.c:166): PLOOP_IOC_SNAPSHOT: Device or resource busy [3]
2015-10-05T12:41:58+0300 vzctl : CT 69177 : Failed to create snapshot