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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=ZH-CN link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hi</span><span style='font-size:10.5pt;color:#1F497D'>，</span><span style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'> <span lang=EN-US>everyone<o:p></o:p></span></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>I’m running glusterfs 3.8.5 container with kubernetes in a coreos 1185.5.0 environment.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>I had a 20 server’s glusterfs cluster, 7 bricks each server, totally a 132-bricks distributed 3-replicated volume. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Here is the volume info:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Type: Distributed-Replicate<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Volume ID: cc9f0101-0bc7-4a40-a813-a7e540593a2b<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Status: Started<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Snapshot Count: 0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Number of Bricks: 44 x 3 = 132<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Transport-type: tcp<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Bricks:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Brick1: 10.32.3.9:/mnt/brick1/vol<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Brick2: 10.32.3.19:/mnt/brick1/vol<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Brick3: 10.32.3.29:/mnt/brick1/vol <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>….<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Brick132: 10.32.3.40:/mnt/brick7/vol<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Options Reconfigured:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>nfs.disable: on<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>performance.readdir-ahead: on<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>transport.address-family: inet<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>features.quota: on<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>features.inode-quota: on<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>features.quota-deem-statfs: on<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>cluster.quorum-type: auto<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>features.quota-timeout: 10<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>features.bitrot: on<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>features.scrub: Active<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>performance.cache-size: 4GB<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>diagnostics.latency-measurement: on<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>diagnostics.count-fop-hits: on <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>I was doing some k8s upgrade from 1.4.6 to 1.5.1 for the time being. upgrade, reboot server, of cause the gluster pod restarted, one by one. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>After 3rd server upgraded, the status of this sever was not normal, some bricks were online, some didn’t . I was handling this, another server rebooted, thus, the mirror group which include these two servers entered readonly status. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Then I checked that server , it’s crashed with the log followed:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: general protection fault: 0000 [#1] SMP<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: Modules linked in: xt_physdev fuse nfsd auth_rpcgss nfs_acl lockd grace sunrpc bin<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>fmt_misc xfs ipt_REJECT nf_reject_ipv4 xt_statistic xt_nat xt_recent xt_mark ip6t_rpfilter xt_comment ip6table_nat nf_conntrack_ipv6<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'> nf_defrag_ipv6 nf_nat_ipv6 ip6table_raw nf_conntrack_netlink ip6table_filter ip6_tables xt_set ip_set nfnetlink ipt_MASQUERADE nf_n<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>at_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntr<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>ack br_netfilter bridge stp llc overlay bonding dm_thin_pool dm_persistent_data dm_bio_prison dm_bufio libcrc32c crc32c_generic core<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>temp nls_ascii nls_cp437 sb_edac edac_core vfat fat x86_pkg_temp_thermal kvm_intel ipmi_ssif i2c_core ipmi_devintf kvm mei_me ipmi_s<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>i irqbypass ses enclosure evdev dcdbas scsi_transport_sas<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: mei ipmi_msghandler button sch_fq_codel ip_tables ext4 crc16 jbd2 mbcache mlx4_en<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'> sd_mod crc32c_intel jitterentropy_rng drbg ahci aesni_intel libahci aes_x86_64 ehci_pci glue_helper tg3 lrw ehci_hcd gf128mul ablk_<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>helper hwmon megaraid_sas cryptd libata ptp mlx4_core usbcore scsi_mod pps_core usb_common libphy dm_mirror dm_region_hash dm_log dm<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>_mod autofs4<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: CPU: 15 PID: 40090 Comm: glusterfsd Not tainted 4.7.3-coreos-r3 #1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: Hardware name: Dell Inc. PowerEdge R730/0WCJNT, BIOS 2.1.7 06/16/2016<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: task: ffff885fa2f11d40 ti: ffff885f66988000 task.ti: ffff885f66988000<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: RIP: 0010:[<ffffffffa11e517f>] [<ffffffffa11e517f>] do_iter_readv_writev+0xdf/0x1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>10<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: RSP: 0018:ffff885f6698bd58 EFLAGS: 00010246<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: RAX: 0000000000000000 RBX: ffff885f6698bec8 RCX: ffffffffa1479020<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: RDX: 73ff884e61ba1598 RSI: ffff885f6698bdb8 RDI: ffff885f7d0f3900<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: RBP: ffff885f6698bd90 R08: 0000000000000000 R09: 0000000000000802<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: R10: 0000000000000000 R11: ffff885f6698c000 R12: 0000000000000000<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: R13: ffff885f7d0f3900 R14: ffff885f6698bec8 R15: 0000000000000000<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: FS: 00007f00b5562700(0000) GS:ffff885fbe7c0000(0000) knlGS:0000000000000000<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: CR2: 000000c821378000 CR3: 0000005eb41c3000 CR4: 00000000003406e0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: Stack:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: 0000000000000000 ffff885f7d0f3900 ffff885f6698bec8 ffff885f6698bd90<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: ffffffffa11e58be 000000004c834e96 0000000000000000 ffff885f6698bea0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: ffffffffa11e5da2 0000000000000000 ffff885f6698bde8 0000000000000000<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: Call Trace:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa11e58be>] ? rw_verify_area+0x4e/0xb0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa11e5da2>] do_readv_writev+0x1a2/0x240<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa122e749>] ? ep_poll+0x139/0x340<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa1115771>] ? __audit_syscall_entry+0xb1/0x100<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa11e5e79>] vfs_readv+0x39/0x50<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa11e5ef1>] do_readv+0x61/0xf0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa11e7270>] SyS_readv+0x10/0x20<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa1003c6d>] do_syscall_64+0x5d/0x150<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: [<ffffffffa159c7a1>] entry_SYSCALL64_slow_path+0x25/0x25<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: Code: 54 48 8b 55 d0 48 89 13 48 8b 5d f0 65 48 33 1c 25 28 00 00 00 75 40 48 83 c<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>4 30 5b 5d c3 83 4d e8 30 eb c8 48 8b 97 f8 00 00 00 <48> 8b 12 4c 8b 52 28 41 f6 42 50 10 0f 85 65 ff ff ff f6 42 0c <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dec 27 14:22:29 ac07.pek.prod.com kernel: RIP [<ffffffffa11e517f>] do_iter_readv_writev+0xdf/0x110<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>I don’t have any hint about the cause of the crash, any help is appreciated.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'>likun<o:p></o:p></span></p></div></body></html>