[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
$ uname -a Linux REDACTED 3.2.0-45-generic #70-Ubuntu SMP Wed May 29 20:12:06 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux $ sudo grep xfs_btree_cur /proc/slabinfo xfs_btree_cur 26695461 26695461208 392 : tunables000 : slabdata 684499 684499 0 -- $ uname -a Linux REDACTED 3.8.0-41-generic #60~precise1-Ubuntu SMP Fri May 16 00:18:00 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux $ sudo grep xfs_btree_cur /proc/slabinfo xfs_btree_cur936936208 392 : tunables000 : slabdata 24 24 0 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: New Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
See http://www.redhat.com/archives/dm-devel/2012-July/msg00015.html for a confirmation of this issue on mainline 3.5rc4 (since fixed). ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: Confirmed Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Tags added: kernel-da-key precise -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: Confirmed Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
Strange, I see that the commit that fixes this bug was applied to mainline twice. Once in v3.5-rc4 and then again in v3.6-rc1: 76d0953 xfs: fix allocbt cursor leak in xfs_alloc_ag_vextent_near 079da28 xfs: fix allocbt cursor leak in xfs_alloc_ag_vextent_near $ git describe --contains 76d0953 v3.5-rc4~7^2~3 $ git describe --contains 079da28 v3.6-rc1~42^2~36 At any rate, neither was cc'd to stable, so the fix will not be in Precise. I'll build a Precise test kernel with a cherry-pick of commit 079da28. ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Joseph Salisbury (jsalisbury) ** Changed in: linux (Ubuntu) Status: Confirmed => In Progress -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
I built a Precise test kernel with a cherry-pick of commit 079da28. The test kernel can be downloaded from: http://kernel.ubuntu.com/~jsalisbury/lp1327360/ Can you test this kernel and see if it resolves this bug? If it does, we can send an SRU request to the kernel-team mailing list for inclusion in Precise. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
The patched did not seem to help. $ uname -rv 3.2.0-65-generic #98~lp1327360v1 SMP Fri Jun 13 21:24:49 UTC 2014 $ uptime 18:02:53 up 19:30, 1 user, load average: 1.62, 1.71, 1.68 $ sudo grep xfs_btree_cur /proc/slabinfo xfs_btree_cur 161382 161382208 392 : tunables000 : slabdata 4138 4138 0 Compare to a similar host in the pool: $ uname -rv 3.8.0-42-generic #62~precise1-Ubuntu SMP Wed Jun 4 22:04:18 UTC 2014 $ uptime 18:01:59 up 5 days, 16:26, 1 user, load average: 13.43, 11.69, 10.94 $ sudo grep xfs_btree_cur /proc/slabinfo xfs_btree_cur936936208 392 : tunables000 : slabdata 24 24 0 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
Ok, re-reading the mail archive, it looks like the following commit is needed: e3a746f5 xfs: really fix the cursor leak in xfs_alloc_ag_vextent_near I'll backport this commit and build another test kernel. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
I built a Precise test kernel with a cherry-pick of commit e3a746f5 . The test kernel can be downloaded from: http://kernel.ubuntu.com/~jsalisbury/lp1327360/ Can you test this kernel and see if it resolves this bug? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
This patch was requested and accepted in upstream 3.2.62. Precise now has the 3.2.62 upstream updates as of Ubuntu-3.2.0-68.102, which is in the -proposed repository. Would it be possible for you to test this latest kernel and post back if it resolves this bug? See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you in advance! ** Changed in: linux (Ubuntu Precise) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Status in “linux” source package in Precise: Fix Committed Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
** Changed in: linux (Ubuntu Precise) Status: Fix Committed => Fix Released -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Status in “linux” source package in Precise: Fix Released Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
I ran this kernel on a relatively busy server over the past 5 days and it looks like the second version of your patched kernel has closed the memory leak and resolved the bug. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: Incomplete Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
Does the patched kernel continue to help? If so, I can request that commit e3a746f5 is included in upstream 3.2. It which case, it will be included in Precise through the normal stable update process. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: Incomplete Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
** Also affects: linux (Ubuntu Precise) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Precise) Status: New => In Progress ** Changed in: linux (Ubuntu Precise) Importance: Undecided => Medium ** Changed in: linux (Ubuntu Precise) Assignee: (unassigned) => Joseph Salisbury (jsalisbury) ** Changed in: linux (Ubuntu) Assignee: Joseph Salisbury (jsalisbury) => (unassigned) ** Changed in: linux (Ubuntu) Status: Incomplete => In Progress -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Status in “linux” source package in Precise: In Progress Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
Can you apply the latest updates and confirm if this bug is fixed or not? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Status in “linux” source package in Precise: Fix Committed Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
** Changed in: linux (Ubuntu) Status: In Progress => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: Incomplete Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
Re: [Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
Thanks! We'd appreciate some time, as we have largely dealt with the issue by upgrading to the 3.8.0 backport kernel, and I'm going on vacation next week. I'll see if one of my colleagues can get back to you. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: In Progress Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
Re: [Kernel-packages] [Bug 1327360] Re: xfs_btree_cur leak
Yes, it did continue to help. I'd suggest it be included for future stable updates. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1327360 Title: xfs_btree_cur leak Status in “linux” package in Ubuntu: Incomplete Bug description: There appears to be a kernel memory leak of xfs_btree_cur in recent Precise kernels (3.2.0-45 and -63 are affected, for sure). The slab can grow unbounded; we've seen it grow larger than 32GB via slabtop. The affected hosts have XFS mounted on / (root filesystem). We have another host running 3.2.0-38 in which we do not see this problem (it has a 37TB XFS filesystem mounted, but not on root). Upgrading to the latest 3.8.0-41 kernel via linux-generic-lts-raring seems to resolve the issue. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327360/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
