From: "Nanakos V. Chrysostomos" Subject: Re: Ext4 Kernel Crash Date: Tue, 31 Jan 2012 10:34:48 +0200 (EET) Message-ID: <14821.194.177.215.120.1327998888.squirrel@www.wired-net.gr> References: <20120129175057.GA4699@dinofilaria.home> Reply-To: nanakos@wired-net.gr Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Cc: linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org, "Andreas Dilger" , "Theodore Ts'o" To: "Jesper Juhl" Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org Jesper thanks very much for your answer. Is there anyone else that wants to elaborate a bit more? Kind regards, Chris. > On Sun, 29 Jan 2012, Nanakos Chrysostomos wrote: > >> Dear Linux Kernel Developers, >> I am writing to report a kernel or ext4 bug. >> I have two servers populated with 2 LUNs from the main storage facility, >> each server has one LUN which is about 1.2TB. On top of that I am >> utilizing glusterfs and samba to mount the 2.4TB created space to a >> Windows server and other Linux machines (via glusterfs native client). >> Yesterday I tried to copy to the new storage glusterfs space about 788GB >> and in the morning I got from both machines the attached kernel >> messages. >> I have to mention that the first machine runs samba and mounts the >> allocated glusterfs space with the help of FUSE glusterfs driver. The >> second machine doesn't mount/export anything and simply runs the >> glusterfs >> service. >> I have to also add that similar problems have happened to another system >> which is used as a TIF to JP2 converter. The conversion path starts from >> the conversion of a pdf file to png and then to jp2. As you can imagine >> this process produces hundreds of thousands of files. Similarly the >> machine crashes and I get similar kernel messages concerning ext4. I >> can't >> give you more information on that because the machine crashes, I have to >> take a photo and send it back to you next time. >> What do you believe about the kernel messages? Is this a ext4 bug when >> thousands of files are created? How can I help resolve that? >> >> Please Cc me because I am not in the list. >> >> With kind regards, >> Chris. >> > > 1. Adding ext4 people to CC. > > 2. Took a quick look (without knowing much about ext4, mind you), and I > noticed something that is, probably unrelated, but just in case it is not: > > In ext4_new_inode(), at the 'got:' label we have this code: > > [...] > got: > /* We may have to initialize the block bitmap if it isn't already > */ > if (EXT4_HAS_RO_COMPAT_FEATURE(sb, > EXT4_FEATURE_RO_COMPAT_GDT_CSUM) && > gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) { > struct buffer_head *block_bitmap_bh; > > block_bitmap_bh = ext4_read_block_bitmap(sb, group); > BUFFER_TRACE(block_bitmap_bh, "get block bitmap access"); > err = ext4_journal_get_write_access(handle, > block_bitmap_bh); > if (err) { > brelse(block_bitmap_bh); > goto fail; > } > > BUFFER_TRACE(block_bitmap_bh, "dirty block bitmap"); > err = ext4_handle_dirty_metadata(handle, NULL, > block_bitmap_bh); > [...] > > In the above, ext4_read_block_bitmap() may return NULL. If it does, then > the calls to ext4_journal_get_write_access() and > ext4_handle_dirty_metadata() are not safe, since both those functions may > call other functions that may end up dereferencing their argument (the > ext4_read_block_bitmap() return value). > > Whether or not that will ever actually happen and whether or not it's > related to your problem, I don't know. > But I thought I'd share the info. > >> >> PS: Are there any ext4 kernel optimization's for avoiding that or >> narrowing down the problem if this is not so obvious? >> >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 2070 1 0x00000000 >> ffff88003daa5c68 0000000000000082 0000000000000000 000000010000000b >> ffff88003daa5d18 ffff88003daa5c98 ffff88003daa5bf8 ffffffff81090957 >> ffff88003a912638 ffff88003daa5fd8 000000000000f4e8 ffff88003a912638 >> Call Trace: >> [] ? bit_waitqueue+0x17/0xd0 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] ? __ext4_handle_dirty_metadata+0x7b/0x100 [ext4] >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_orphan_add+0xb9/0x1f0 [ext4] >> [] ? ext4_delete_entry+0xf9/0x110 [ext4] >> [] ext4_unlink+0x29b/0x2b0 [ext4] >> [] vfs_unlink+0x9f/0xe0 >> [] ? lookup_hash+0x3a/0x50 >> [] do_unlinkat+0x183/0x1c0 >> [] ? path_put+0x31/0x40 >> [] ? sys_lgetxattr+0x61/0x80 >> [] sys_unlink+0x16/0x20 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:2322 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 2322 1 0x00000000 >> ffff88003c70dc48 0000000000000082 0000000000000000 00000001810949db >> 0000000000000000 0000000000000000 ffff88003c70dcb0 0000000000000000 >> ffff88003b18baf8 ffff88003c70dfd8 000000000000f4e8 ffff88003b18baf8 >> Call Trace: >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_reserve_inode_write+0x73/0xa0 [ext4] >> [] ? call_filldir+0x78/0xe0 [ext4] >> [] ext4_mark_inode_dirty+0x4c/0x1d0 [ext4] >> [] ext4_dirty_inode+0x40/0x60 [ext4] >> [] __mark_inode_dirty+0x3b/0x160 >> [] touch_atime+0x12d/0x170 >> [] ? filldir+0x0/0xe0 >> [] vfs_readdir+0xd6/0xe0 >> [] sys_getdents+0x89/0xf0 >> [] system_call_fastpath+0x16/0x1b >> INFO: task smbd:2585 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> smbd D 0000000000000000 0 2585 1998 0x00000000 >> ffff88003b299bb8 0000000000000082 000000000000007a 0000000000000286 >> ffff88003b23b8c0 000000000000007e ffff88003b299b98 ffff88003b23b8c0 >> ffff88003a913ab8 ffff88003b299fd8 000000000000f4e8 ffff88003a913ab8 >> Call Trace: >> [] __mutex_lock_slowpath+0x13e/0x180 >> [] ? d_free+0x3f/0x60 >> [] mutex_lock+0x2b/0x50 >> [] do_lookup+0xef/0x1e0 >> [] __link_path_walk+0x734/0x1030 >> [] ? path_to_nameidata+0x45/0x60 >> [] path_walk+0x6a/0xe0 >> [] do_path_lookup+0x5b/0xa0 >> [] user_path_at+0x57/0xa0 >> [] ? __do_page_fault+0x1e4/0x480 >> [] ? putname+0x35/0x50 >> [] ? user_path_at+0x62/0xa0 >> [] vfs_fstatat+0x46/0x80 >> [] ? mntput_no_expire+0x30/0x110 >> [] vfs_stat+0x1b/0x20 >> [] sys_newstat+0x24/0x50 >> [] ? do_page_fault+0x3e/0xa0 >> [] ? page_fault+0x25/0x30 >> [] system_call_fastpath+0x16/0x1b >> INFO: task smbd:2586 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> smbd D 0000000000000000 0 2586 1998 0x00000000 >> ffff88003b1e7bb8 0000000000000082 0000000000000088 0000000000000286 >> ffff88003b619380 000000000000008c ffff88003b1e7b98 ffff88003b619380 >> ffff880037a59af8 ffff88003b1e7fd8 000000000000f4e8 ffff880037a59af8 >> Call Trace: >> [] ? release_sock+0xce/0xe0 >> [] __mutex_lock_slowpath+0x13e/0x180 >> [] mutex_lock+0x2b/0x50 >> [] do_lookup+0xef/0x1e0 >> [] __link_path_walk+0x734/0x1030 >> [] ? path_to_nameidata+0x45/0x60 >> [] path_walk+0x6a/0xe0 >> [] do_path_lookup+0x5b/0xa0 >> [] user_path_at+0x57/0xa0 >> [] ? __do_page_fault+0x1e4/0x480 >> [] ? putname+0x35/0x50 >> [] ? user_path_at+0x62/0xa0 >> [] vfs_fstatat+0x46/0x80 >> [] ? mntput_no_expire+0x30/0x110 >> [] vfs_stat+0x1b/0x20 >> [] sys_newstat+0x24/0x50 >> [] ? do_page_fault+0x3e/0xa0 >> [] ? page_fault+0x25/0x30 >> [] system_call_fastpath+0x16/0x1b >> INFO: task smbd:2587 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> smbd D 0000000000000001 0 2587 1998 0x00000000 >> ffff88003d5efbb8 0000000000000086 0000000000000000 0000000000000286 >> ffff880037047cc0 000000000000007e ffff88003d5efb98 ffff880037047cc0 >> ffff88003b04f038 ffff88003d5effd8 000000000000f4e8 ffff88003b04f038 >> Call Trace: >> [] __mutex_lock_slowpath+0x13e/0x180 >> [] mutex_lock+0x2b/0x50 >> [] do_lookup+0xef/0x1e0 >> [] __link_path_walk+0x734/0x1030 >> [] ? path_to_nameidata+0x45/0x60 >> [] path_walk+0x6a/0xe0 >> [] do_path_lookup+0x5b/0xa0 >> [] user_path_at+0x57/0xa0 >> [] ? __do_page_fault+0x1e4/0x480 >> [] ? putname+0x35/0x50 >> [] ? user_path_at+0x62/0xa0 >> [] vfs_fstatat+0x46/0x80 >> [] ? mntput_no_expire+0x30/0x110 >> [] vfs_stat+0x1b/0x20 >> [] sys_newstat+0x24/0x50 >> [] ? do_page_fault+0x3e/0xa0 >> [] ? page_fault+0x25/0x30 >> [] system_call_fastpath+0x16/0x1b >> INFO: task smbd:2588 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> smbd D 0000000000000001 0 2588 1998 0x00000000 >> ffff88003b093bb8 0000000000000082 0000000000000000 0000000000000286 >> ffff88003a9e69c0 000000000000007e ffff88003b093b98 ffff88003a9e69c0 >> ffff8800376f9b38 ffff88003b093fd8 000000000000f4e8 ffff8800376f9b38 >> Call Trace: >> [] __mutex_lock_slowpath+0x13e/0x180 >> [] mutex_lock+0x2b/0x50 >> [] do_lookup+0xef/0x1e0 >> [] __link_path_walk+0x734/0x1030 >> [] ? path_to_nameidata+0x45/0x60 >> [] path_walk+0x6a/0xe0 >> [] do_path_lookup+0x5b/0xa0 >> [] user_path_at+0x57/0xa0 >> [] ? __do_page_fault+0x1e4/0x480 >> [] ? putname+0x35/0x50 >> [] ? user_path_at+0x62/0xa0 >> [] vfs_fstatat+0x46/0x80 >> [] ? mntput_no_expire+0x30/0x110 >> [] vfs_stat+0x1b/0x20 >> [] sys_newstat+0x24/0x50 >> [] ? do_page_fault+0x3e/0xa0 >> [] ? page_fault+0x25/0x30 >> [] system_call_fastpath+0x16/0x1b >> INFO: task smbd:2589 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> smbd D 0000000000000001 0 2589 1998 0x00000000 >> ffff8800374c1bb8 0000000000000086 0000000000000088 0000000000000286 >> ffff880037bf50c0 000000000000008c ffff8800374c1b98 ffff880037bf50c0 >> ffff88003b18a678 ffff8800374c1fd8 000000000000f4e8 ffff88003b18a678 >> Call Trace: >> [] ? release_sock+0xce/0xe0 >> [] __mutex_lock_slowpath+0x13e/0x180 >> [] mutex_lock+0x2b/0x50 >> [] do_lookup+0xef/0x1e0 >> [] __link_path_walk+0x734/0x1030 >> [] ? path_to_nameidata+0x45/0x60 >> [] path_walk+0x6a/0xe0 >> [] do_path_lookup+0x5b/0xa0 >> [] user_path_at+0x57/0xa0 >> [] ? __do_page_fault+0x1e4/0x480 >> [] ? putname+0x35/0x50 >> [] ? user_path_at+0x62/0xa0 >> [] vfs_fstatat+0x46/0x80 >> [] ? mntput_no_expire+0x30/0x110 >> [] vfs_stat+0x1b/0x20 >> [] sys_newstat+0x24/0x50 >> [] ? do_page_fault+0x3e/0xa0 >> [] ? page_fault+0x25/0x30 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:2322 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000001 0 2322 1 0x00000000 >> ffff88003c70da28 0000000000000082 ffff880000020f58 ffff88003b8615a8 >> ffff88003c70d9a8 ffffffff81467515 ffff88003b8615a8 ffff88003b8615a8 >> ffff88003b18baf8 ffff88003c70dfd8 000000000000f4e8 ffff88003b18baf8 >> Call Trace: >> [] ? ip_local_out+0x25/0x30 >> [] ? prepare_to_wait+0x4e/0x80 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_reserve_inode_write+0x73/0xa0 [ext4] >> [] ext4_mark_inode_dirty+0x4c/0x1d0 [ext4] >> [] ? ext4_init_security+0x2d/0x296 [ext4] >> [] ext4_ext_tree_init+0x3e/0x60 [ext4] >> [] ext4_new_inode+0x1150/0x1190 [ext4] >> [] ext4_create+0xc0/0x150 [ext4] >> [] ? generic_permission+0x23/0xb0 >> [] vfs_create+0xb4/0xe0 >> [] do_filp_open+0xb2f/0xd60 >> [] ? alloc_fd+0x92/0x160 >> [] do_sys_open+0x69/0x140 >> [] ? sys_lgetxattr+0x61/0x80 >> [] sys_open+0x20/0x30 >> [] system_call_fastpath+0x16/0x1b >> INFO: task smbd:2614 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> smbd D 0000000000000001 0 2614 1998 0x00000000 >> ffff88003c63dbb8 0000000000000086 0000000000000000 0000000000000286 >> ffff88003b6014c0 000000000000007c ffff88003c63db98 ffff88003b6014c0 >> ffff88003a913ab8 ffff88003c63dfd8 000000000000f4e8 ffff88003a913ab8 >> Call Trace: >> [] __mutex_lock_slowpath+0x13e/0x180 >> [] ? __d_lookup+0xa7/0x150 >> [] mutex_lock+0x2b/0x50 >> [] do_lookup+0xef/0x1e0 >> [] __link_path_walk+0x734/0x1030 >> [] ? path_to_nameidata+0x45/0x60 >> [] path_walk+0x6a/0xe0 >> [] do_path_lookup+0x5b/0xa0 >> [] user_path_at+0x57/0xa0 >> [] ? __do_page_fault+0x1e4/0x480 >> [] ? putname+0x35/0x50 >> [] ? user_path_at+0x62/0xa0 >> [] vfs_fstatat+0x46/0x80 >> [] ? mntput_no_expire+0x30/0x110 >> [] vfs_stat+0x1b/0x20 >> [] sys_newstat+0x24/0x50 >> [] ? do_page_fault+0x3e/0xa0 >> [] ? page_fault+0x25/0x30 >> [] system_call_fastpath+0x16/0x1b >> INFO: task smbd:2615 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> smbd D 0000000000000001 0 2615 1998 0x00000000 >> ffff88003d9bbbb8 0000000000000086 0000000000000000 0000000000000286 >> ffff88003720f580 000000000000008a ffff88003d9bbb98 ffff88003720f580 >> ffff880037a59af8 ffff88003d9bbfd8 000000000000f4e8 ffff880037a59af8 >> Call Trace: >> [] __mutex_lock_slowpath+0x13e/0x180 >> [] mutex_lock+0x2b/0x50 >> [] do_lookup+0xef/0x1e0 >> [] __link_path_walk+0x734/0x1030 >> [] ? path_to_nameidata+0x45/0x60 >> [] path_walk+0x6a/0xe0 >> [] do_path_lookup+0x5b/0xa0 >> [] user_path_at+0x57/0xa0 >> [] ? __do_page_fault+0x1e4/0x480 >> [] ? putname+0x35/0x50 >> [] ? user_path_at+0x62/0xa0 >> [] vfs_fstatat+0x46/0x80 >> [] ? mntput_no_expire+0x30/0x110 >> [] vfs_stat+0x1b/0x20 >> [] sys_newstat+0x24/0x50 >> [] ? do_page_fault+0x3e/0xa0 >> [] ? page_fault+0x25/0x30 >> [] system_call_fastpath+0x16/0x1b >> [root@gluster00 ~]# >> >> >> [root@gluster00 ~]# mount >> /dev/sda3 on / type ext4 (rw) >> proc on /proc type proc (rw) >> sysfs on /sys type sysfs (rw) >> devpts on /dev/pts type devpts (rw,gid=5,mode=620) >> tmpfs on /dev/shm type tmpfs (rw) >> /dev/sda1 on /boot type ext4 (rw) >> /dev/sdb1 on /GLUSTER00 type ext4 (rw) >> none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw) >> sunrpc on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw) >> gluster00:/mm-volume on /mmvolume type fuse.glusterfs >> (rw,allow_other,default_permissions,max_read=131072) >> >> [root@gluster00 ~]# df -h >> Filesystem Size Used Avail Use% Mounted on >> /dev/sda3 18G 2.0G 15G 13% / >> tmpfs 499M 0 499M 0% /dev/shm >> /dev/sda1 248M 103M 133M 44% /boot >> /dev/sdb1 960G 200M 911G 1% /GLUSTER00 >> gluster00:/mm-volume 2.4T 397M 2.2T 1% /mmvolume >> >> >> [root@gluster00 ~]# gluster -V >> glusterfs 3.2.5 built on Dec 7 2011 18:41:39 >> Repository revision: git://git.gluster.com/glusterfs.git >> Copyright (c) 2006-2011 Gluster Inc. >> GlusterFS comes with ABSOLUTELY NO WARRANTY. >> You may redistribute copies of GlusterFS under the terms of the GNU >> General Public License. >> >> [root@gluster00 ~]# uname -a >> Linux gluster00.prod 2.6.32-220.4.1.el6.x86_64 #1 SMP Tue Jan 24 >> 02:13:44 GMT 2012 x86_64 x86_64 x86_64 GNU/Linux >> >> [root@gluster00 ~]# smbd -V >> Version 3.5.10-114.el6 >> >> >> THE MACHINE RUNS CENTOS 6.2 >> >> INFO: task glusterfsd:1878 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1878 1 0x00000000 >> ffff88003b683c68 0000000000000086 0000000000000000 000000010000000b >> ffff88003b683d18 ffff88003b683c98 ffff88003b683bf8 ffffffff81090957 >> ffff880037a9e6b8 ffff88003b683fd8 000000000000f4e8 ffff880037a9e6b8 >> Call Trace: >> [] ? bit_waitqueue+0x17/0xd0 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] ? __ext4_handle_dirty_metadata+0x7b/0x100 [ext4] >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_orphan_add+0xb9/0x1f0 [ext4] >> [] ? ext4_delete_entry+0xf9/0x110 [ext4] >> [] ext4_unlink+0x29b/0x2b0 [ext4] >> [] vfs_unlink+0x9f/0xe0 >> [] ? lookup_hash+0x3a/0x50 >> [] do_unlinkat+0x183/0x1c0 >> [] ? path_put+0x31/0x40 >> [] ? sys_lgetxattr+0x61/0x80 >> [] sys_unlink+0x16/0x20 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1878 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1878 1 0x00000000 >> ffff88003b683c68 0000000000000086 0000000000000000 000000010000000b >> ffff88003b683d18 ffff88003b683c98 ffff88003b683bf8 ffffffff81090957 >> ffff880037a9e6b8 ffff88003b683fd8 000000000000f4e8 ffff880037a9e6b8 >> Call Trace: >> [] ? bit_waitqueue+0x17/0xd0 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] ? __ext4_handle_dirty_metadata+0x7b/0x100 [ext4] >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_orphan_add+0xb9/0x1f0 [ext4] >> [] ? ext4_delete_entry+0xf9/0x110 [ext4] >> [] ext4_unlink+0x29b/0x2b0 [ext4] >> [] vfs_unlink+0x9f/0xe0 >> [] ? lookup_hash+0x3a/0x50 >> [] do_unlinkat+0x183/0x1c0 >> [] ? path_put+0x31/0x40 >> [] ? sys_lgetxattr+0x61/0x80 >> [] sys_unlink+0x16/0x20 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1878 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1878 1 0x00000000 >> ffff88003b683c68 0000000000000086 0000000000000000 000000010000000b >> ffff88003b683d18 ffff88003b683c98 ffff88003b683bf8 ffffffff81090957 >> ffff880037a9e6b8 ffff88003b683fd8 000000000000f4e8 ffff880037a9e6b8 >> Call Trace: >> [] ? bit_waitqueue+0x17/0xd0 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] ? __ext4_handle_dirty_metadata+0x7b/0x100 [ext4] >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_orphan_add+0xb9/0x1f0 [ext4] >> [] ? ext4_delete_entry+0xf9/0x110 [ext4] >> [] ext4_unlink+0x29b/0x2b0 [ext4] >> [] vfs_unlink+0x9f/0xe0 >> [] ? lookup_hash+0x3a/0x50 >> [] do_unlinkat+0x183/0x1c0 >> [] ? path_put+0x31/0x40 >> [] ? sys_lgetxattr+0x61/0x80 >> [] sys_unlink+0x16/0x20 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1878 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1878 1 0x00000000 >> ffff88003b683c68 0000000000000086 0000000000000000 000000010000000b >> ffff88003b683d18 ffff88003b683c98 ffff88003b683bf8 ffffffff81090957 >> ffff880037a9e6b8 ffff88003b683fd8 000000000000f4e8 ffff880037a9e6b8 >> Call Trace: >> [] ? bit_waitqueue+0x17/0xd0 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] ? __ext4_handle_dirty_metadata+0x7b/0x100 [ext4] >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_orphan_add+0xb9/0x1f0 [ext4] >> [] ? ext4_delete_entry+0xf9/0x110 [ext4] >> [] ext4_unlink+0x29b/0x2b0 [ext4] >> [] vfs_unlink+0x9f/0xe0 >> [] ? lookup_hash+0x3a/0x50 >> [] do_unlinkat+0x183/0x1c0 >> [] ? path_put+0x31/0x40 >> [] ? sys_lgetxattr+0x61/0x80 >> [] sys_unlink+0x16/0x20 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1754 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1754 1 0x00000000 >> ffff88003b479c48 0000000000000086 ffff880000000001 000000013712d580 >> 0000000000000000 ffff88003f810080 ffff88003faacc00 ffff88003f8224c0 >> ffff88003712db38 ffff88003b479fd8 000000000000f4e8 ffff88003712db38 >> Call Trace: >> [] ? prepare_to_wait+0x4e/0x80 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_reserve_inode_write+0x73/0xa0 [ext4] >> [] ? call_filldir+0x78/0xe0 [ext4] >> [] ext4_mark_inode_dirty+0x4c/0x1d0 [ext4] >> [] ext4_dirty_inode+0x40/0x60 [ext4] >> [] __mark_inode_dirty+0x3b/0x160 >> [] touch_atime+0x12d/0x170 >> [] ? filldir+0x0/0xe0 >> [] vfs_readdir+0xd6/0xe0 >> [] sys_getdents+0x89/0xf0 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1754 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1754 1 0x00000000 >> ffff88003b479c48 0000000000000086 ffff880000000001 000000013712d580 >> 0000000000000000 ffff88003f810080 ffff88003faacc00 ffff88003f8224c0 >> ffff88003712db38 ffff88003b479fd8 000000000000f4e8 ffff88003712db38 >> Call Trace: >> [] ? prepare_to_wait+0x4e/0x80 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_reserve_inode_write+0x73/0xa0 [ext4] >> [] ? call_filldir+0x78/0xe0 [ext4] >> [] ext4_mark_inode_dirty+0x4c/0x1d0 [ext4] >> [] ext4_dirty_inode+0x40/0x60 [ext4] >> [] __mark_inode_dirty+0x3b/0x160 >> [] touch_atime+0x12d/0x170 >> [] ? filldir+0x0/0xe0 >> [] vfs_readdir+0xd6/0xe0 >> [] sys_getdents+0x89/0xf0 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1754 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1754 1 0x00000000 >> ffff88003b479c48 0000000000000086 ffff880000000001 000000013712d580 >> 0000000000000000 ffff88003f810080 ffff88003faacc00 ffff88003f8224c0 >> ffff88003712db38 ffff88003b479fd8 000000000000f4e8 ffff88003712db38 >> Call Trace: >> [] ? prepare_to_wait+0x4e/0x80 >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_reserve_inode_write+0x73/0xa0 [ext4] >> [] ? call_filldir+0x78/0xe0 [ext4] >> [] ext4_mark_inode_dirty+0x4c/0x1d0 [ext4] >> [] ext4_dirty_inode+0x40/0x60 [ext4] >> [] __mark_inode_dirty+0x3b/0x160 >> [] touch_atime+0x12d/0x170 >> [] ? filldir+0x0/0xe0 >> [] vfs_readdir+0xd6/0xe0 >> [] sys_getdents+0x89/0xf0 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1878 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1878 1 0x00000000 >> ffff88003b683c48 0000000000000086 0000000000000000 00000001810949db >> 0000000000000000 0000000000000000 ffff88003b683cb0 0000000000000000 >> ffff880037a9e6b8 ffff88003b683fd8 000000000000f4e8 ffff880037a9e6b8 >> Call Trace: >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_reserve_inode_write+0x73/0xa0 [ext4] >> [] ? call_filldir+0x78/0xe0 [ext4] >> [] ext4_mark_inode_dirty+0x4c/0x1d0 [ext4] >> [] ext4_dirty_inode+0x40/0x60 [ext4] >> [] __mark_inode_dirty+0x3b/0x160 >> [] touch_atime+0x12d/0x170 >> [] ? filldir+0x0/0xe0 >> [] vfs_readdir+0xd6/0xe0 >> [] sys_getdents+0x89/0xf0 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1878 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1878 1 0x00000000 >> ffff88003b683c48 0000000000000086 0000000000000000 00000001810949db >> 0000000000000000 0000000000000000 ffff88003b683cb0 0000000000000000 >> ffff880037a9e6b8 ffff88003b683fd8 000000000000f4e8 ffff880037a9e6b8 >> Call Trace: >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_reserve_inode_write+0x73/0xa0 [ext4] >> [] ? call_filldir+0x78/0xe0 [ext4] >> [] ext4_mark_inode_dirty+0x4c/0x1d0 [ext4] >> [] ext4_dirty_inode+0x40/0x60 [ext4] >> [] __mark_inode_dirty+0x3b/0x160 >> [] touch_atime+0x12d/0x170 >> [] ? filldir+0x0/0xe0 >> [] vfs_readdir+0xd6/0xe0 >> [] sys_getdents+0x89/0xf0 >> [] system_call_fastpath+0x16/0x1b >> INFO: task glusterfsd:1878 blocked for more than 120 seconds. >> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this >> message. >> glusterfsd D 0000000000000000 0 1878 1 0x00000000 >> ffff88003b683c48 0000000000000086 0000000000000000 00000001810949db >> 0000000000000000 0000000000000000 ffff88003b683cb0 0000000000000000 >> ffff880037a9e6b8 ffff88003b683fd8 000000000000f4e8 ffff880037a9e6b8 >> Call Trace: >> [] do_get_write_access+0x29d/0x520 [jbd2] >> [] ? wake_bit_function+0x0/0x50 >> [] jbd2_journal_get_write_access+0x31/0x50 [jbd2] >> [] __ext4_journal_get_write_access+0x38/0x80 [ext4] >> [] ext4_reserve_inode_write+0x73/0xa0 [ext4] >> [] ? call_filldir+0x78/0xe0 [ext4] >> [] ext4_mark_inode_dirty+0x4c/0x1d0 [ext4] >> [] ext4_dirty_inode+0x40/0x60 [ext4] >> [] __mark_inode_dirty+0x3b/0x160 >> [] touch_atime+0x12d/0x170 >> [] ? filldir+0x0/0xe0 >> [] vfs_readdir+0xd6/0xe0 >> [] sys_getdents+0x89/0xf0 >> [] system_call_fastpath+0x16/0x1b >> [root@gluster01 ~]# >> >> >> [root@gluster01 ~]# mount >> /dev/sda3 on / type ext4 (rw) >> proc on /proc type proc (rw) >> sysfs on /sys type sysfs (rw) >> devpts on /dev/pts type devpts (rw,gid=5,mode=620) >> tmpfs on /dev/shm type tmpfs (rw) >> /dev/sda1 on /boot type ext4 (rw) >> /dev/sdb1 on /GLUSTER01 type ext4 (rw) >> none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw) >> sunrpc on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw) >> >> [root@gluster01 ~]# df -h >> Filesystem Size Used Avail Use% Mounted on >> /dev/sda3 18G 1.8G 15G 11% / >> tmpfs 499M 0 499M 0% /dev/shm >> /dev/sda1 248M 103M 133M 44% /boot >> /dev/sdb1 1.4T 198M 1.4T 1% /GLUSTER01 >> >> [root@gluster01 ~]# gluster -V >> glusterfs 3.2.5 built on Dec 7 2011 18:41:39 >> Repository revision: git://git.gluster.com/glusterfs.git >> Copyright (c) 2006-2011 Gluster Inc. >> GlusterFS comes with ABSOLUTELY NO WARRANTY. >> You may redistribute copies of GlusterFS under the terms of the GNU >> General Public License. >> >> [root@gluster01 ~]# uname -a >> Linux gluster01.prod 2.6.32-220.4.1.el6.x86_64 #1 SMP Tue Jan 24 >> 02:13:44 GMT 2012 x86_64 x86_64 x86_64 GNU/Linux >> >> >> THE MACHINE RUNS CENTOS 6.2 >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" >> in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/ >> > > -- > Jesper Juhl http://www.chaosbits.net/ > Don't top-post http://www.catb.org/jargon/html/T/top-post.html > Plain text mails only, please. >