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Re: [linux-lvm] No more than 6 LVs?



Andy,

you probaly hit a status flag flaw in the LVM driver, which occasionally
bites this way.

Could you try to update the LVM driver to the one contained in LVM 1.1-rc1
(or even better use 1.1-rc2) and retry, please.

Regards,
Heinz    -- The LVM Guy --


On Fri, May 03, 2002 at 03:36:41PM +0100, Andy Baillie wrote:
> I'm creating a new box and decided to fully LVM it. I have the basic
> build done. with an initial LV set of root tmp opt usr and var. This
> all works fine. I can create a 6th LV no problem but when I try to
> create a 7th I get the 
> 
> lvcreate -- ERROR "Operation not permitted" opening logical volume "/dev/rootvg/testing"
> 
> error message.
> 
> The attached strace shows that the node is created in /dev/rootvg/
> but then when it is opened again to be populated with data, the open
> fails. The debug trace also attached shows the same thing, it creates
> the node but then dies.
> 
> At this point the LV 'exists' but I cannot format it, as there is no
> data about its size. I cannot delete it using lvremove which says it
> does not exist, and I cannot lvcreate again as it says it *does* exist!
> 
> If I reboot then I can lvremove it fine though that is all I can do.
> I can delete and re-create LVs from 1 - 6 with no problems, but once
> I try to do the 7th one (or higher) they all fail.
> 
> I'm running debian woody pre 3.0 with a 2.4.18 kernel, the only
> difference from a stock one being ext2 is compiled in, not a module.
> Kernel module is 1.0.1-rc4(ish_)03/10/2001) and
> the lvcreate tool is 1.1-rc1
> 
> Any suggestions?
> 
> the trace/debug attachments follow.
> 
> Regards
> Andy
> -- 
>             ---  ===  ~~~  Lands of Stone ~~~ === ---
> UK Mudders, too lagged to the States? then have you considered 
>  http://www.landsofstone.org/   telnet://mud.landsofstone.org:4801
>             ---  ===  ~~~  Lands of Stone ~~~ === ---

> LVM version 1.0.1-rc4(ish)(03/10/2001) module loaded
> 
> lvcreate: Logical Volume Manager 1.1-rc1
> Heinz Mauelshagen, Sistina Software  15/03/2002 (IOP 10)

> <1> lv_setup_for_create -- pv_reserve_pe returned: 0   pe_last: 125  pe: 0
> <1> lv_setup_for_create -- pe: 0
> <22> _free_lv_dev_stack -- CALLED
> <22> _free_lv_dev_stack -- LEAVING
> <1> lv_setup_for_create -- LEAVING with ret: 0
> <1> lvm_dont_interrupt -- CALLED
> <1> lvm_dont_interrupt -- LEAVING
> <1> lv_create_remove -- CALLED
> <22> vg_check_consistency -- CALLED
> <333> vg_check_name -- CALLED with VG: rootvg
> <4444> lvm_check_chars -- CALLED with name: "rootvg"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> vg_check_name -- LEAVING with ret: 0
> <22> vg_check_consistency -- LEAVING with ret: 0
> <22> lv_check_consistency -- CALLED
> <333> lv_check_name -- CALLED with lv_name: "/dev/rootvg/testing"
> <4444> lvm_check_chars -- CALLED with name: "/dev/rootvg/testing"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <4444> vg_check_name -- CALLED with VG: rootvg
> <55555> lvm_check_chars -- CALLED with name: "rootvg"
> <55555> lvm_check_chars -- LEAVING with ret: 0
> <4444> vg_check_name -- LEAVING with ret: 0
> <333> lv_check_name -- LEAVING with ret: 0
> <333> vg_check_name -- CALLED with VG: rootvg
> <4444> lvm_check_chars -- CALLED with name: "rootvg"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> vg_check_name -- LEAVING with ret: 0
> <22> lv_check_consistency -- LEAVING with ret: 0
> <22> lv_check_name -- CALLED with lv_name: "/dev/rootvg/testing"
> <333> lvm_check_chars -- CALLED with name: "/dev/rootvg/testing"
> <333> lvm_check_chars -- LEAVING with ret: 0
> <333> vg_check_name -- CALLED with VG: rootvg
> <4444> lvm_check_chars -- CALLED with name: "rootvg"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> vg_check_name -- LEAVING with ret: 0
> <22> lv_check_name -- LEAVING with ret: 0
> <1> lv_create_remove -- BEFORE ioctl
> <1> lv_create_remove -- BEFORE pv_change_all_pv_for_lv_of_vg
> <22> pv_change_all_pv_for_lv_of_vg -- CALLED
> <333> vg_check_name -- CALLED with VG: rootvg
> <4444> lvm_check_chars -- CALLED with name: "rootvg"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> vg_check_name -- LEAVING with ret: 0
> <333> lv_check_name -- CALLED with lv_name: "/dev/rootvg/testing"
> <4444> lvm_check_chars -- CALLED with name: "/dev/rootvg/testing"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <4444> vg_check_name -- CALLED with VG: rootvg
> <55555> lvm_check_chars -- CALLED with name: "rootvg"
> <55555> lvm_check_chars -- LEAVING with ret: 0
> <4444> vg_check_name -- LEAVING with ret: 0
> <333> lv_check_name -- LEAVING with ret: 0
> <333> lv_number_from_name_in_vg -- CALLED
> <333> lv_number_from_name -- LEAVING with lv number 6
> <22> pv_change_all_pv_for_lv_of_vg -- pv_show
> <333> pv_show -- CALLED
> <333> pv_show -- LEAVING
> <333> pv_change -- CALLED for rootvg: /dev/hda3
> <4444> pv_check_name -- CALLED with "/dev/hda3"
> <55555> lvm_check_chars -- CALLED with name: "/dev/hda3"
> <55555> lvm_check_chars -- LEAVING with ret: 0
> <4444> pv_check_name -- LEAVING with ret: 0
> <4444> vg_check_name -- CALLED with VG: rootvg
> <55555> lvm_check_chars -- CALLED with name: "rootvg"
> <55555> lvm_check_chars -- LEAVING with ret: 0
> <4444> vg_check_name -- LEAVING with ret: 0
> <333> pv_change -- LEAVING with ret: 0
> <22> pv_change_all_pv_for_lv_of_vg -- LEAVING with ret: 0
> <1> lv_create_remove -- LEAVING with ret: 0
> <1> vg_write_with_pv_and_lv -- CALLED
> <1> vg_write_with_pv_and_lv -- BEFORE vg_write of /dev/hda3
> <22> vg_write -- CALLED  storing rootvg on /dev/hda3
> <333> pv_check_name -- CALLED with "/dev/hda3"
> <4444> lvm_check_chars -- CALLED with name: "/dev/hda3"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> pv_check_name -- LEAVING with ret: 0
> <333> vg_check_consistency -- CALLED
> <4444> vg_check_name -- CALLED with VG: rootvg
> <55555> lvm_check_chars -- CALLED with name: "rootvg"
> <55555> lvm_check_chars -- LEAVING with ret: 0
> <4444> vg_check_name -- LEAVING with ret: 0
> <333> vg_check_consistency -- LEAVING with ret: 0
> <333> lvm_check_uuid -- CALLED with uuidstr: "IwJCRfeu8aZzYLRmrvXeMGVqyQVtum6P"
> <333> lvm_check_uuid -- LEAVING with ret: 0
> <333> vg_copy_to_disk -- CALLED
> <4444> vg_check_consistency -- CALLED
> <55555> vg_check_name -- CALLED with VG: rootvg
> <666666> lvm_check_chars -- CALLED with name: "rootvg"
> <666666> lvm_check_chars -- LEAVING with ret: 0
> <55555> vg_check_name -- LEAVING with ret: 0
> <4444> vg_check_consistency -- LEAVING with ret: 0
> <333> vg_copy_to_disk -- LEAVING
> <22> vg_write -- errno after write: 0
> <22> vg_write -- LEAVING with ret: 0
> <22> pv_write_uuidlist -- CALLED with PV: /dev/hda3
> <333> pv_check_name -- CALLED with "/dev/hda3"
> <4444> lvm_check_chars -- CALLED with name: "/dev/hda3"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> pv_check_name -- LEAVING with ret: 0
> <333> vg_check_name -- CALLED with VG: rootvg
> <4444> lvm_check_chars -- CALLED with name: "rootvg"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> vg_check_name -- LEAVING with ret: 0
> <333> lvm_check_uuid -- CALLED with uuidstr: "Z9J2DcnnXgxXxz1kr7SNJLf1Mq8QUR6o"
> <333> lvm_check_uuid -- LEAVING with ret: 0
> <22> pv_write_uuidlist -- writing 1 UUIDs
> <22> pv_write_uuidlist -- LEAVING with ret: 0
> <22> pv_write_with_pe -- CALLED with pv->pe_total: 18827
> <333> pv_check_name -- CALLED with "/dev/hda3"
> <4444> lvm_check_chars -- CALLED with name: "/dev/hda3"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> pv_check_name -- LEAVING with ret: 0
> <333> pv_write -- CALLED with /dev/hda3 80505A8
> <4444> pv_check_name -- CALLED with "/dev/hda3"
> <55555> lvm_check_chars -- CALLED with name: "/dev/hda3"
> <55555> lvm_check_chars -- LEAVING with ret: 0
> <4444> pv_check_name -- LEAVING with ret: 0
> <4444> pv_check_consistency -- CALLED
> <55555> pv_check_name -- CALLED with "/dev/hda3"
> <666666> lvm_check_chars -- CALLED with name: "/dev/hda3"
> <666666> lvm_check_chars -- LEAVING with ret: 0
> <55555> pv_check_name -- LEAVING with ret: 0
> <55555> vg_check_name -- CALLED with VG: rootvg
> <666666> lvm_check_chars -- CALLED with name: "rootvg"
> <666666> lvm_check_chars -- LEAVING with ret: 0
> <55555> vg_check_name -- LEAVING with ret: 0
> <55555> pv_check_new -- CALLED
> <55555> pv_check_new -- LEAVING with ret: 0
> <4444> pv_check_consistency -- LEAVING with ret: 0
> <4444> lvm_check_uuid -- CALLED with uuidstr: "Z9J2DcnnXgxXxz1kr7SNJLf1Mq8QUR6o"
> <4444> lvm_check_uuid -- LEAVING with ret: 0
> <4444> pv_copy_to_disk -- CALLED
> <4444> pv_copy_to_disk -- LEAVING
> <333> pv_write -- LEAVING with ret: 0
> <333> pv_write_pe -- CALLED  pv->pe_total: 18827
> <4444> pv_check_name -- CALLED with "/dev/hda3"
> <55555> lvm_check_chars -- CALLED with name: "/dev/hda3"
> <55555> lvm_check_chars -- LEAVING with ret: 0
> <4444> pv_check_name -- LEAVING with ret: 0
> <4444> pe_copy_to_disk -- CALLED
> <4444> pe_copy_to_disk -- LEAVING
> <333> pv_write_pe -- LEAVING with ret: 0
> <22> pv_write_with_pe -- LEAVING with ret: 0
> <22> lv_write_all_lv -- CALLED  pv_name: /dev/hda3
> <333> pv_check_name -- CALLED with "/dev/hda3"
> <4444> lvm_check_chars -- CALLED with name: "/dev/hda3"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> pv_check_name -- LEAVING with ret: 0
> <333> vg_check_name -- CALLED with VG: rootvg
> <4444> lvm_check_chars -- CALLED with name: "rootvg"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> vg_check_name -- LEAVING with ret: 0
> <22> lv_write_all_lv -- copying vg->lv[0] "/dev/rootvg/root"
> <333> lv_copy_to_disk -- CALLED
> <333> lv_copy_to_disk -- LEAVING
> <22> lv_write_all_lv -- copying vg->lv[1] "/dev/rootvg/tmp"
> <333> lv_copy_to_disk -- CALLED
> <333> lv_copy_to_disk -- LEAVING
> <22> lv_write_all_lv -- copying vg->lv[2] "/dev/rootvg/opt"
> <333> lv_copy_to_disk -- CALLED
> <333> lv_copy_to_disk -- LEAVING
> <22> lv_write_all_lv -- copying vg->lv[3] "/dev/rootvg/usr"
> <333> lv_copy_to_disk -- CALLED
> <333> lv_copy_to_disk -- LEAVING
> <22> lv_write_all_lv -- copying vg->lv[4] "/dev/rootvg/var"
> <333> lv_copy_to_disk -- CALLED
> <333> lv_copy_to_disk -- LEAVING
> <22> lv_write_all_lv -- copying vg->lv[5] "/dev/rootvg/Uandyb"
> <333> lv_copy_to_disk -- CALLED
> <333> lv_copy_to_disk -- LEAVING
> <22> lv_write_all_lv -- copying vg->lv[6] "/dev/rootvg/testing"
> <333> lv_copy_to_disk -- CALLED
> <333> lv_copy_to_disk -- LEAVING
> <22> lv_write_all_lv -- copying EMPTY LV #7
> -- snip some repeating lines --
> <22> lv_write_all_lv -- copying EMPTY LV #255
> <22> lv_write_all_lv -- storing 83968 byte of 256 LVs on /dev/hda3
> <22> lv_write_all_lv -- LEAVING with ret: 0
> <1> vg_write_with_pv_and_lv -- AFTER lv_write_all_lv of /dev/hda3
> <1> vg_write_with_pv_and_lv -- LEAVING with ret: 0
> <1> lv_create_node -- CALLED with /dev/rootvg/testing
> <22> lv_check_consistency -- CALLED
> <333> lv_check_name -- CALLED with lv_name: "/dev/rootvg/testing"
> <4444> lvm_check_chars -- CALLED with name: "/dev/rootvg/testing"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <4444> vg_check_name -- CALLED with VG: rootvg
> <55555> lvm_check_chars -- CALLED with name: "rootvg"
> <55555> lvm_check_chars -- LEAVING with ret: 0
> <4444> vg_check_name -- LEAVING with ret: 0
> <333> lv_check_name -- LEAVING with ret: 0
> <333> vg_check_name -- CALLED with VG: rootvg
> <4444> lvm_check_chars -- CALLED with name: "rootvg"
> <4444> lvm_check_chars -- LEAVING with ret: 0
> <333> vg_check_name -- LEAVING with ret: 0
> <22> lv_check_consistency -- LEAVING with ret: 0
> <22> lvm_check_devfs -- CALLED
> <22> lvm_check_devfs -- LEAVING with ret: 0
> <1> lv_create_node -- LEAVING with 0
> <1> lvm_error -- CALLED with: 1
> <1> lvm_error -- LEAVING with: "Operation not permitted"
> lvcreate -- ERROR "Operation not permitted" opening logical volume "/dev/rootvg/testing"
> <1> lvm_unlock -- CALLED
> <1> lvm_unlock -- LEAVING with ret: 0

> write(2, "<22> lv_write_all_lv -- copying "..., 46) = 46
> write(2, "<22> lv_write_all_lv -- storing "..., 67) = 67
> open("/dev/hda3", O_WRONLY)             = 4
> lseek(4, 45056, SEEK_SET)               = 45056
> write(4, "/dev/rootvg/root\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 83968) = 83968
> fsync(4)                                = 0
> close(4)                                = 0
> write(2, "<22> lv_write_all_lv -- LEAVING "..., 44) = 44
> write(2, "<1> vg_write_with_pv_and_lv -- A"..., 66) = 66
> write(2, "<1> vg_write_with_pv_and_lv -- L"..., 51) = 51
> write(2, "<1> lv_create_node -- CALLED wit"..., 54) = 54
> write(2, "<22> lv_check_consistency -- CAL"..., 36) = 36
> write(2, "<333> lv_check_name -- CALLED wi"..., 66) = 66
> write(2, "<4444> lvm_check_chars -- CALLED"..., 66) = 66
> write(2, "<4444> lvm_check_chars -- LEAVIN"..., 46) = 46
> write(2, "<4444> vg_check_name -- CALLED w"..., 47) = 47
> write(2, "<55555> lvm_check_chars -- CALLE"..., 54) = 54
> write(2, "<55555> lvm_check_chars -- LEAVI"..., 47) = 47
> write(2, "<4444> vg_check_name -- LEAVING "..., 44) = 44
> write(2, "<333> lv_check_name -- LEAVING w"..., 43) = 43
> write(2, "<333> vg_check_name -- CALLED wi"..., 46) = 46
> write(2, "<4444> lvm_check_chars -- CALLED"..., 53) = 53
> write(2, "<4444> lvm_check_chars -- LEAVIN"..., 46) = 46
> write(2, "<333> vg_check_name -- LEAVING w"..., 43) = 43
> write(2, "<22> lv_check_consistency -- LEA"..., 49) = 49
> write(2, "<22> lvm_check_devfs -- CALLED\n", 31) = 31
> open("/proc/mounts", O_RDONLY)          = 4
> fstat64(4, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0
> old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40015000
> read(4, "/dev/rootvg/root / ext2 rw 0 0\np"..., 1024) = 307
> read(4, "", 1024)                       = 0
> close(4)                                = 0
> munmap(0x40015000, 4096)                = 0
> write(2, "<22> lvm_check_devfs -- LEAVING "..., 44) = 44
> unlink("/dev/rootvg/testing")           = -1 ENOENT (No such file or directory)
> socket(PF_UNIX, SOCK_STREAM, 0)         = 4
> connect(4, {sin_family=AF_UNIX, path="/var/run/.nscd_socket"}, 110) = -1 ENOENT (No such file or directory)
> close(4)                                = 0
> open("/etc/nsswitch.conf", O_RDONLY)    = 4
> fstat64(4, {st_mode=S_IFREG|0644, st_size=465, ...}) = 0
> old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40015000
> read(4, "# /etc/nsswitch.conf\n#\n# Example"..., 4096) = 465
> read(4, "", 4096)                       = 0
> close(4)                                = 0
> munmap(0x40015000, 4096)                = 0
> open("/etc/ld.so.cache", O_RDONLY)      = 4
> fstat64(4, {st_mode=S_IFREG|0644, st_size=7525, ...}) = 0
> old_mmap(NULL, 7525, PROT_READ, MAP_PRIVATE, 4, 0) = 0x40173000
> close(4)                                = 0
> open("/lib/libnss_compat.so.2", O_RDONLY) = 4
> read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\340\25"..., 1024) = 1024
> fstat64(4, {st_mode=S_IFREG|0644, st_size=40152, ...}) = 0
> old_mmap(NULL, 43256, PROT_READ|PROT_EXEC, MAP_PRIVATE, 4, 0) = 0x40175000
> mprotect(0x4017f000, 2296, PROT_NONE)   = 0
> old_mmap(0x4017f000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 4, 0x9000) = 0x4017f000
> close(4)                                = 0
> open("/lib/libnsl.so.1", O_RDONLY)      = 4
> read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0 ;\0\000"..., 1024) = 1024
> fstat64(4, {st_mode=S_IFREG|0644, st_size=69472, ...}) = 0
> old_mmap(NULL, 80988, PROT_READ|PROT_EXEC, MAP_PRIVATE, 4, 0) = 0x40180000
> mprotect(0x40191000, 11356, PROT_NONE)  = 0
> old_mmap(0x40191000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 4, 0x10000) = 0x40191000
> old_mmap(0x40192000, 7260, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x40192000
> close(4)                                = 0
> munmap(0x40173000, 7525)                = 0
> uname({sys="Linux", node="(none)", ...}) = 0
> open("/etc/group", O_RDONLY)            = 4
> fcntl64(4, F_GETFD)                     = 0
> fcntl64(4, F_SETFD, FD_CLOEXEC)         = 0
> fstat64(4, {st_mode=S_IFREG|0644, st_size=442, ...}) = 0
> old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40015000
> _llseek(4, 0, [0], SEEK_CUR)            = 0
> read(4, "root:x:0:\ndaemon:x:1:\nbin:x:2:\ns"..., 4096) = 442
> close(4)                                = 0
> munmap(0x40015000, 4096)                = 0
> mknod("/dev/rootvg/testing", S_IFBLK|0640, makedev(58, 6)) = 0
> chmod("/dev/rootvg/testing", 0660)      = 0
> chown32(0x8073940, 0, 0x6)              = 0
> write(2, "<1> lv_create_node -- LEAVING wi"..., 37) = 37
> open("/dev/rootvg/testing", O_WRONLY)   = -1 EPERM (Operation not permitted)
> write(2, "<1> lvm_error -- CALLED with: 1\n", 32) = 32
> write(2, "<1> lvm_error -- LEAVING with: \""..., 57) = 57
> write(2, "lvcreate -- ERROR \"Operation not"..., 89) = 89
> write(2, "<1> lvm_unlock -- CALLED\n", 25) = 25
> close(3)                                = 0
> write(2, "<1> lvm_unlock -- LEAVING with r"..., 38) = 38
> write(1, "--- Physical volume ---\nPV Name "..., 445) = 445
> munmap(0x40014000, 4096)                = 0
> _exit(24)                               = ?

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-

Heinz Mauelshagen                                 Sistina Software Inc.
Senior Consultant/Developer                       Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen Sistina com                           +49 2626 141200
                                                       FAX 924446
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-



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