Am 07.10.2016 um 10:07 schrieb Wang Xiaoguang: > hello, > > On 10/07/2016 04:06 PM, Stefan Priebe - Profihost AG wrote: >> and it shows: >> >> PAG | scan 33829e5 | steal 1968e3 | stall 0 | | >> | | swin 257071 | swout 346960 | >> >> but the highest user space prog uses only 190MB. > If you don't apply my patches, there will be no OOMs in your test > environment? > I want to confirm whether this OOM is caused by my patches...
This happens also without your patches. That's what i meant with can't use v4.8.0. Is it OK to try v4.7.6? Greets, Stefan > > Regards, > Xiaoguang Wang > >> >> greets, >> Stefan >> >> Am 07.10.2016 um 09:17 schrieb Wang Xiaoguang: >>> Hi, >>> >>> On 10/07/2016 03:03 PM, Stefan Priebe - Profihost AG wrote: >>>> Dear Wang, >>>> >>>> can't use v4.8.0 as i always get OOMs and total machine crashes. >>>> >>>> Complete traces with your patch and some more btrfs patches applied (in >>>> the hope in fixes the OOM but it did not): >>>> http://pastebin.com/raw/6vmRSDm1 >>> I didn't see any such OOMs... >>> Can you try holger's tree with my patches. >>> >>> Regards, >>> Xiaoguang Wang >>>> Greets, >>>> Stefan >>>> Am 06.10.2016 um 05:04 schrieb Wang Xiaoguang: >>>>> Hi, >>>>> >>>>> On 09/29/2016 03:27 PM, Stefan Priebe - Profihost AG wrote: >>>>>> Am 29.09.2016 um 09:13 schrieb Wang Xiaoguang: >>>>>>>>> I found that compress sometime report ENOSPC error even in >>>>>>>>> 4.8-rc8, >>>>>>>>> currently >>>>>>>> I cannot confirm that as i do not have anough space to test this >>>>>>>> without >>>>>>>> compression ;-( But yes i've compression enabled. >>>>>>> I might not get you, my poor english :) >>>>>>> You mean that you only get ENOSPC error when compression is enabled? >>>>>>> >>>>>>> And when compression is not enabled, you do not get ENOSPC error? >>>>>> I can't tell you. I cannot test with compression not enabled. I do >>>>>> not >>>>>> have anough free space on this disk. >>>>> I had just sent two patches to fix false enospc error for compression, >>>>> please have a try, they fix false enospc error in my test environment. >>>>> btrfs: fix false enospc for compression >>>>> btrfs: improve inode's outstanding_extents computation >>>>> >>>>> I apply these two patchs in linux upstream tree, the latest commit >>>>> is 41844e36206be90cd4d962ea49b0abc3612a99d0. >>>>> >>>>> Regards, >>>>> Xiaoguang Wang >>>>> >>>>>>>>> I'm trying to fix it. >>>>>>>> That sounds good but do you also get the >>>>>>>> BTRFS: space_info 4 has 18446742286429913088 free, is not full >>>>>>>> >>>>>>>> kernel messages on umount? if not you might have found another >>>>>>>> problem. >>>>>>> Yes, I seem similar messages, you can paste you whole dmesg info >>>>>>> here. >>>>>> ------------[ cut here ]------------ >>>>>> WARNING: CPU: 2 PID: 5187 at fs/btrfs/extent-tree.c:5790 >>>>>> btrfs_free_block_groups+0x346/0x430 [btrfs]() >>>>>> Modules linked in: netconsole xt_multiport iptable_filter ip_tables >>>>>> x_tables 8021q garp bonding x86_pkg_temp_thermal coretemp >>>>>> kvm_intel kvm >>>>>> irqbypass sb_edac crc32_pclmul edac_core i2c_i801 i40e(O) vxlan >>>>>> ip6_udp_tunnel udp_tunnel shpchp ipmi_si ipmi_msghandler button loop >>>>>> btrfs dm_mod raid10 raid0 multipath linear raid456 async_raid6_recov >>>>>> async_memcpy async_pq async_xor async_tx xor raid6_pq igb >>>>>> i2c_algo_bit >>>>>> i2c_core usbhid raid1 md_mod xhci_pci sg ehci_pci xhci_hcd ehci_hcd >>>>>> sd_mod ahci usbcore ptp libahci usb_common pps_core aacraid >>>>>> CPU: 2 PID: 5187 Comm: umount Tainted: G O 4.4.22+63-ph #1 >>>>>> Hardware name: Supermicro Super Server/X10SRi-F, BIOS 2.0 12/17/2015 >>>>>> 0000000000000000 ffff880fda777d00 ffffffff813b69c3 0000000000000000 >>>>>> ffffffffc067a099 ffff880fda777d38 ffffffff810821c6 0000000000000000 >>>>>> ffff880074bf0a00 ffff88103c10c088 ffff88103c10c000 ffff88103c10c098 >>>>>> Call Trace: >>>>>> [<ffffffff813b69c3>] dump_stack+0x63/0x90 >>>>>> [<ffffffff810821c6>] warn_slowpath_common+0x86/0xc0 >>>>>> [<ffffffff810822ba>] warn_slowpath_null+0x1a/0x20 >>>>>> [<ffffffffc05de9a6>] btrfs_free_block_groups+0x346/0x430 [btrfs] >>>>>> [<ffffffffc05f0bad>] close_ctree+0x15d/0x330 [btrfs] >>>>>> [<ffffffffc05bf409>] btrfs_put_super+0x19/0x20 [btrfs] >>>>>> [<ffffffff811c85af>] generic_shutdown_super+0x6f/0x100 >>>>>> [<ffffffff811c8652>] kill_anon_super+0x12/0x20 >>>>>> [<ffffffffc05c0376>] btrfs_kill_super+0x16/0xa0 [btrfs] >>>>>> [<ffffffff811c7ff3>] deactivate_locked_super+0x43/0x70 >>>>>> [<ffffffff811c807c>] deactivate_super+0x5c/0x60 >>>>>> [<ffffffff811e3b5f>] cleanup_mnt+0x3f/0x90 >>>>>> [<ffffffff811e3bf2>] __cleanup_mnt+0x12/0x20 >>>>>> [<ffffffff8109dad1>] task_work_run+0x81/0xa0 >>>>>> [<ffffffff810021c0>] exit_to_usermode_loop+0xb0/0xc0 >>>>>> [<ffffffff81002b44>] syscall_return_slowpath+0xd4/0x130 >>>>>> [<ffffffff8169dc0c>] int_ret_from_sys_call+0x25/0x8f >>>>>> ---[ end trace cee6ace13018e13e ]--- >>>>>> ------------[ cut here ]------------ >>>>>> WARNING: CPU: 2 PID: 5187 at fs/btrfs/extent-tree.c:5791 >>>>>> btrfs_free_block_groups+0x365/0x430 [btrfs]() >>>>>> Modules linked in: netconsole xt_multiport iptable_filter ip_tables >>>>>> x_tables 8021q garp bonding x86_pkg_temp_thermal coretemp >>>>>> kvm_intel kvm >>>>>> irqbypass sb_edac crc32_pclmul edac_core i2c_i801 i40e(O) vxlan >>>>>> ip6_udp_tunnel udp_tunnel shpchp ipmi_si ipmi_msghandler button loop >>>>>> btrfs dm_mod raid10 raid0 multipath linear raid456 async_raid6_recov >>>>>> async_memcpy async_pq async_xor async_tx xor raid6_pq igb >>>>>> i2c_algo_bit >>>>>> i2c_core usbhid raid1 md_mod xhci_pci sg ehci_pci xhci_hcd ehci_hcd >>>>>> sd_mod ahci usbcore ptp libahci usb_common pps_core aacraid >>>>>> CPU: 2 PID: 5187 Comm: umount Tainted: G W O 4.4.22+63-ph #1 >>>>>> Hardware name: Supermicro Super Server/X10SRi-F, BIOS 2.0 12/17/2015 >>>>>> 0000000000000000 ffff880fda777d00 ffffffff813b69c3 0000000000000000 >>>>>> ffffffffc067a099 ffff880fda777d38 ffffffff810821c6 0000000000000000 >>>>>> ffff880074bf0a00 ffff88103c10c088 ffff88103c10c000 ffff88103c10c098 >>>>>> Call Trace: >>>>>> [<ffffffff813b69c3>] dump_stack+0x63/0x90 >>>>>> [<ffffffff810821c6>] warn_slowpath_common+0x86/0xc0 >>>>>> [<ffffffff810822ba>] warn_slowpath_null+0x1a/0x20 >>>>>> [<ffffffffc05de9c5>] btrfs_free_block_groups+0x365/0x430 [btrfs] >>>>>> [<ffffffffc05f0bad>] close_ctree+0x15d/0x330 [btrfs] >>>>>> [<ffffffffc05bf409>] btrfs_put_super+0x19/0x20 [btrfs] >>>>>> [<ffffffff811c85af>] generic_shutdown_super+0x6f/0x100 >>>>>> [<ffffffff811c8652>] kill_anon_super+0x12/0x20 >>>>>> [<ffffffffc05c0376>] btrfs_kill_super+0x16/0xa0 [btrfs] >>>>>> [<ffffffff811c7ff3>] deactivate_locked_super+0x43/0x70 >>>>>> [<ffffffff811c807c>] deactivate_super+0x5c/0x60 >>>>>> [<ffffffff811e3b5f>] cleanup_mnt+0x3f/0x90 >>>>>> [<ffffffff811e3bf2>] __cleanup_mnt+0x12/0x20 >>>>>> [<ffffffff8109dad1>] task_work_run+0x81/0xa0 >>>>>> [<ffffffff810021c0>] exit_to_usermode_loop+0xb0/0xc0 >>>>>> [<ffffffff81002b44>] syscall_return_slowpath+0xd4/0x130 >>>>>> [<ffffffff8169dc0c>] int_ret_from_sys_call+0x25/0x8f >>>>>> ---[ end trace cee6ace13018e13f ]--- >>>>>> ------------[ cut here ]------------ >>>>>> WARNING: CPU: 2 PID: 5187 at fs/btrfs/extent-tree.c:10151 >>>>>> btrfs_free_block_groups+0x291/0x430 [btrfs]() >>>>>> Modules linked in: netconsole xt_multiport iptable_filter ip_tables >>>>>> x_tables 8021q garp bonding x86_pkg_temp_thermal coretemp >>>>>> kvm_intel kvm >>>>>> irqbypass sb_edac crc32_pclmul edac_core i2c_i801 i40e(O) vxlan >>>>>> ip6_udp_tunnel udp_tunnel shpchp ipmi_si ipmi_msghandler button loop >>>>>> btrfs dm_mod raid10 raid0 multipath linear raid456 async_raid6_recov >>>>>> async_memcpy async_pq async_xor async_tx xor raid6_pq igb >>>>>> i2c_algo_bit >>>>>> i2c_core usbhid raid1 md_mod xhci_pci sg ehci_pci xhci_hcd ehci_hcd >>>>>> sd_mod ahci usbcore ptp libahci usb_common pps_core aacraid >>>>>> CPU: 2 PID: 5187 Comm: umount Tainted: G W O 4.4.22+63-ph #1 >>>>>> Hardware name: Supermicro Super Server/X10SRi-F, BIOS 2.0 12/17/2015 >>>>>> 0000000000000000 ffff880fda777d00 ffffffff813b69c3 0000000000000000 >>>>>> ffffffffc067a099 ffff880fda777d38 ffffffff810821c6 ffff880074bf0000 >>>>>> ffff880074bf0088 ffff880074bf0df8 ffff88103c10c000 0000000000000000 >>>>>> Call Trace: >>>>>> [<ffffffff813b69c3>] dump_stack+0x63/0x90 >>>>>> [<ffffffff810821c6>] warn_slowpath_common+0x86/0xc0 >>>>>> [<ffffffff810822ba>] warn_slowpath_null+0x1a/0x20 >>>>>> [<ffffffffc05de8f1>] btrfs_free_block_groups+0x291/0x430 [btrfs] >>>>>> [<ffffffffc05f0bad>] close_ctree+0x15d/0x330 [btrfs] >>>>>> [<ffffffffc05bf409>] btrfs_put_super+0x19/0x20 [btrfs] >>>>>> [<ffffffff811c85af>] generic_shutdown_super+0x6f/0x100 >>>>>> [<ffffffff811c8652>] kill_anon_super+0x12/0x20 >>>>>> [<ffffffffc05c0376>] btrfs_kill_super+0x16/0xa0 [btrfs] >>>>>> [<ffffffff811c7ff3>] deactivate_locked_super+0x43/0x70 >>>>>> [<ffffffff811c807c>] deactivate_super+0x5c/0x60 >>>>>> [<ffffffff811e3b5f>] cleanup_mnt+0x3f/0x90 >>>>>> [<ffffffff811e3bf2>] __cleanup_mnt+0x12/0x20 >>>>>> [<ffffffff8109dad1>] task_work_run+0x81/0xa0 >>>>>> [<ffffffff810021c0>] exit_to_usermode_loop+0xb0/0xc0 >>>>>> [<ffffffff81002b44>] syscall_return_slowpath+0xd4/0x130 >>>>>> [<ffffffff8169dc0c>] int_ret_from_sys_call+0x25/0x8f >>>>>> ---[ end trace cee6ace13018e140 ]--- >>>>>> BTRFS: space_info 4 has 18446742182612910080 free, is not full >>>>>> BTRFS: space_info total=82678120448, used=64784695296, pinned=0, >>>>>> reserved=0, may_use=1908990066688, readonly=0 >>>>>> >>>>>> Greets, >>>>>> Stefan >>>>>> >>>>>>> Regards, >>>>>>> Xiaoguang Wang >>>>>>> >>>>>>>> Stefan >>>>>>>> >>>>>>>>> Regards, >>>>>>>>> Xiaoguang Wang >>>>>>>>> >>>>>>>>>> I tried hard to reproduce it but i can't get it to reproduce >>>>>>>>>> with a >>>>>>>>>> test >>>>>>>>>> script. Any ideas? >>>>>>>>>> >>>>>>>>>> Stefan >>>>>>>>>> >>>>>>>>>>> Reagrds, >>>>>>>>>>> Xiaoguang Wang >>>>>>>>>>> >>>>>>>>>>>> Greets, >>>>>>>>>>>> Stefan >>>>>>>>>>>> >>>>>>>>>>>>> Regards, >>>>>>>>>>>>> Xiaoguang Wang >>>>>>>>>>>>>> Greets, >>>>>>>>>>>>>> Stefan >>>>>>>>>>>>>> -- >>>>>>>>>>>>>> To unsubscribe from this list: send the line "unsubscribe >>>>>>>>>>>>>> linux-btrfs" in >>>>>>>>>>>>>> the body of a message to majord...@vger.kernel.org >>>>>>>>>>>>>> More majordomo info at >>>>>>>>>>>>>> http://vger.kernel.org/majordomo-info.html >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>> >>> >>> >> > > > -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
