[dm-devel] status of snapshot_ctr kcopy memory allocation problem

Philipp Hug dm-devel at lists.hug.cx
Tue Aug 31 09:42:30 UTC 2004


--> repost from subscribed email address

I just had the same problem as described in:
https://www.redhat.com/archives/dm-devel/2004-January/msg00068.html

lvcreate: page allocation failure. order:0, mode:0xd0
[__alloc_pages+760/880] __alloc_pages+0x2f8/0x370
[__crc_pm_idle+635333/5541136] alloc_pl+0x34/0x60 [dm_mod]
[__crc_pm_idle+635718/5541136] client_alloc_pages+0x25/0x60 [dm_mod]
[vmalloc+33/48] vmalloc+0x21/0x30
[__crc_pm_idle+638638/5541136] kcopyd_client_create+0x6d/0xc0 [dm_mod]
[__crc_pm_idle+571002/5541136] dm_create_persistent+0xc9/0x140 [dm_snapshot]
[__crc_pm_idle+563750/5541136] snapshot_ctr+0x2d5/0x3b0 [dm_snapshot]
[__crc_pm_idle+617770/5541136] dm_table_add_target+0x149/0x200 [dm_mod]
[__crc_pm_idle+628337/5541136] populate_table+0x90/0xf0 [dm_mod]
[__crc_pm_idle+628537/5541136] table_load+0x68/0x130 [dm_mod]
[__crc_pm_idle+630666/5541136] ctl_ioctl+0xf9/0x160 [dm_mod]
[__crc_pm_idle+628433/5541136] table_load+0x0/0x130 [dm_mod]
[sys_ioctl+284/640] sys_ioctl+0x11c/0x280
[syscall_call+7/11] syscall_call+0x7/0xb

device-mapper: error adding target to table
----
kernel-version: 2.6.8 (with debian patches)
# lvm version
  LVM version:     2.00.21 (2004-08-19)
  Library version: 1.00.19-ioctl (2004-07-03)
  Driver version:  4.1.0

is there a patch or workaround available for this problem?

thanks philipp




More information about the dm-devel mailing list