HI,
Am 26.03.2013 20:38, schrieb Josef Bacik:
On Tue, Mar 26, 2013 at 01:22:20PM -0600, Stefan Priebe wrote:
Hi,
but when i transfer big files i see now this one:
[20368.784736] INFO: task rsync:14911 blocked for more than 120 seconds.
[20368.821978] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"
disables this message.
[20368.895140] rsync D ffffffff8160f580 0 14911 1
0x00000000
[20368.895148] ffff8801ca63fc78 0000000000000086 ffff8800c28f8198
ffff88022394f800
[20368.895158] ffff8801ca63ffd8 ffff8801ca63ffd8 ffff8801ca63ffd8
0000000000012c40
[20368.895163] ffffffff81a11440 ffff8801c9d36340 ffff8801ca63fc88
ffff8801cefce130
[20368.895169] Call Trace:
[20368.895180] [<ffffffff8151a774>] schedule+0x24/0x70
[20368.895207] [<ffffffffa0158c75>]
wait_current_trans.isra.32+0x95/0x100 [btrfs]
[20368.895214] [<ffffffff8106d4f0>] ? add_wait_queue+0x60/0x60
[20368.895236] [<ffffffffa015a45d>]
start_transaction.part.33+0x13d/0x4d0 [btrfs]
[20368.895252] [<ffffffff811420f3>] ? inode_permission+0x13/0x50
[20368.895271] [<ffffffffa015a814>] start_transaction+0x24/0x30 [btrfs]
[20368.895287] [<ffffffffa015aae3>] btrfs_start_transaction+0x13/0x20
[btrfs]
[20368.895302] [<ffffffffa015b2f0>] __unlink_start_trans+0x70/0x460 [btrfs]
[20368.895307] [<ffffffff8150ee3e>] ? check_acl+0x5a/0x122
[20368.895312] [<ffffffff81055ff0>] ? ns_capable+0x30/0x60
[20368.895317] [<ffffffff811413bd>] ? generic_permission+0xbd/0x110
[20368.895336] [<ffffffffa0163f92>] btrfs_unlink+0x32/0xc0 [btrfs]
[20368.895341] [<ffffffff8114186d>] vfs_unlink.part.61+0x6d/0xd0
[20368.895345] [<ffffffff81143ad7>] vfs_unlink+0x37/0x50
[20368.895349] [<ffffffff81143c8b>] do_unlinkat+0x19b/0x240
[20368.895354] [<ffffffff81146171>] sys_unlink+0x11/0x20
[20368.895359] [<ffffffff8151c2e9>] system_call_fastpath+0x16/0x1b
Speed is just 100kb/s instead of 100MB/s.
Hrm I wonder if 512 is too small for your case, can you add this patch to the
pile and see what dmesg says when you are having these problems? Thanks,
No idea why but i can't reproduce... ;-(
Stefan
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