From: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
To: "linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Cc: linux-fsdevel@vger.kernel.org, jbacik@fb.com, cmason@fb.com
Subject: btrfs no space BTRFS: block rsv returned -28
Date: Thu, 27 Aug 2015 08:23:40 +0200 [thread overview]
Message-ID: <55DEACEC.2010807@profihost.ag> (raw)
Hi,
today i had again the no space situation while having the device mounted
with: enospc_debug
# btrfs filesystem df /vmbackup/
Data, single: total=18.54TiB, used=17.94TiB
System, DUP: total=32.00MiB, used=2.83MiB
Metadata, DUP: total=126.00GiB, used=99.45GiB
GlobalReserve, single: total=512.00MiB, used=0.00B
[180587.839969] use_block_rsv: 25370 callbacks suppressed
[180587.839975] ------------[ cut here ]------------
[180587.840009] WARNING: CPU: 8 PID: 22807 at
fs/btrfs/extent-tree.c:7539 btrfs_alloc_tree_block+0x431/0x4c0 [btrfs]()
[180587.840012] BTRFS: block rsv returned -28
[180587.840014] Modules linked in: dm_mod netconsole ipt_REJECT
nf_reject_ipv4 xt_multiport iptable_filter ip_tables x_tables
cpufreq_userspace cpufreq_stats cpufreq_powersave cpufreq_conservative
bonding ext2 usbhid coretemp loop ehci_pci sb_edac ehci_hcd edac_core
i2c_i801 usbcore i2c_core shpchp usb_common ipmi_si ipmi_msghandler
button btrfs lzo_compress raid0 raid456 async_raid6_recov async_memcpy
async_pq async_xor async_tx xor raid6_pq raid1 md_mod sg sd_mod aacraid
ahci i40e(O) libahci ixgbe vxlan ip6_udp_tunnel mdio udp_tunnel ptp pps_core
[180587.840073] CPU: 8 PID: 22807 Comm: kworker/u66:19 Tainted: G
W O 4.1.6+19-ph #1
[180587.840076] Hardware name: Supermicro X10DRH/X10DRH-IT, BIOS 1.0c
02/18/2015
[180587.840099] Workqueue: btrfs-endio-write btrfs_endio_write_helper
[btrfs]
[180587.840115] ffffffffc04593f3 ffff880fe6c4f848 ffffffff9f633a26
0000000000000000
[180587.840125] ffff880fe6c4f898 ffff880fe6c4f888 ffffffff9f07dd17
0000000000000000
[180587.840128] ffff88105b732148 0000000000000000 ffff88085bc95800
0000000000004000
[180587.840132] Call Trace:
[180587.840148] [<ffffffff9f633a26>] dump_stack+0x45/0x57
[180587.840161] [<ffffffff9f07dd17>] warn_slowpath_common+0x97/0xe0
[180587.840168] [<ffffffff9f07de16>] warn_slowpath_fmt+0x46/0x50
[180587.840185] [<ffffffffc03c1611>] btrfs_alloc_tree_block+0x431/0x4c0
[btrfs]
[180587.840200] [<ffffffffc03cb340>] ?
verify_parent_transid+0x200/0x200 [btrfs]
[180587.840221] [<ffffffffc03f87d9>] ? read_extent_buffer+0xb9/0x120
[btrfs]
[180587.840232] [<ffffffffc03ab2fc>] __btrfs_cow_block+0x11c/0x540 [btrfs]
[180587.840248] [<ffffffffc03cec25>] ? btrfs_buffer_uptodate+0x65/0x80
[btrfs]
[180587.840259] [<ffffffffc03ab8ea>] btrfs_cow_block+0x12a/0x1c0 [btrfs]
[180587.840270] [<ffffffffc03af800>] btrfs_search_slot+0x1d0/0xa10 [btrfs]
[180587.840295] [<ffffffffc03c77d9>] btrfs_lookup_csum+0x69/0x180 [btrfs]
[180587.840314] [<ffffffffc03c8c2c>] btrfs_csum_file_blocks+0xcc/0x6e0
[btrfs]
[180587.840325] [<ffffffffc03aa84a>] ? btrfs_free_path+0x2a/0x40 [btrfs]
[180587.840341] [<ffffffffc03d835d>] ?
insert_reserved_file_extent.constprop.68+0xbd/0x310 [btrfs]
[180587.840362] [<ffffffffc03d6bcd>]
add_pending_csums.isra.39+0x4d/0x70 [btrfs]
[180587.840382] [<ffffffffc03de5b6>]
btrfs_finish_ordered_io+0x2e6/0x5e0 [btrfs]
[180587.840398] [<ffffffffc03b4e63>] ? get_alloc_profile+0xc3/0x1f0 [btrfs]
[180587.840418] [<ffffffffc03de8c5>] finish_ordered_fn+0x15/0x20 [btrfs]
[180587.840443] [<ffffffffc0405d02>] normal_work_helper+0xc2/0x2a0 [btrfs]
[180587.840464] [<ffffffffc0406072>] btrfs_endio_write_helper+0x12/0x20
[btrfs]
[180587.840473] [<ffffffff9f09563f>] process_one_work+0x14f/0x410
[180587.840476] [<ffffffff9f095a59>] worker_thread+0x119/0x510
[180587.840480] [<ffffffff9f6359b1>] ? __schedule+0x4f1/0x99f
[180587.840489] [<ffffffff9f095940>] ? process_scheduled_works+0x40/0x40
[180587.840494] [<ffffffff9f09c1a9>] kthread+0xc9/0xe0
[180587.840499] [<ffffffff9f09c0e0>] ? kthread_create_on_node+0x1a0/0x1a0
[180587.840509] [<ffffffff9f63a562>] ret_from_fork+0x42/0x70
[180587.840513] [<ffffffff9f09c0e0>] ? kthread_create_on_node+0x1a0/0x1a0
[180587.840516] ---[ end trace 35a5e6cf972ae9a0 ]---
[180766.073218] use_block_rsv: 20 callbacks suppressed
[180766.073223] ------------[ cut here ]------------
Stefan
next reply other threads:[~2015-08-27 6:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-27 6:23 Stefan Priebe - Profihost AG [this message]
2015-08-27 6:29 ` btrfs no space BTRFS: block rsv returned -28 Stefan Priebe - Profihost AG
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