Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Quoting Lars Ellenberg <Lars.Ellenberg at linbit.com>, on Mon, 14 Jun 2004 09:40:47 +0200: > > your NIC is broken and cannot stand the load of a drbd full sync anymore. > I bet you can crash that box by just running a > netcat -l -p 7777 > /dev/null < /dev/null # on drbd2 > and do a > netcat drbd2 7777 < /dev/zero # from drbd1 or any other box... > Well nc didn't crash it. Replaced the gigabit nic (corresponding to the ip that's setup in drbd.conf) with a 10/100 nic. Locked up at 2% of the sync after drbd start Tried disconnecting one of the two drives, same thing. Swapped it with the other drive, same thing. Here's the last output (after replacing the gigabit nic with a 10/100) Jun 14 15:51:59 drbd2 drbd: ===> drbd start <=== Jun 14 15:51:59 drbd2 drbd: modprobe -s drbd minor_count=2 Jun 14 15:51:59 drbd2 kernel: drbd: initialised. Version: 0.6.12 (api:64/proto:62) Jun 14 15:51:59 drbd2 drbd: drbdsetup /dev/nb0 disk /dev/sdb1 --do-panic --disk-size=35277516k Jun 14 15:52:00 drbd2 drbd: drbdsetup /dev/nb0 net 192.168.0.87:7788 192.168.0.86:7788 C --sync-min=10M --sync-max=25M --sync-nice=-10 --tl-size=5000 --timeo ut=60 --connect-int=10 --ping-int=10 Jun 14 15:52:00 drbd2 drbd: drbdsetup /dev/nb1 disk /dev/sdc1 --do-panic --disk-size=35277516k Jun 14 15:52:00 drbd2 kernel: drbd1: Creating state file Jun 14 15:52:00 drbd2 kernel: "/var/lib/drbd/drbd1" Jun 14 15:52:00 drbd2 kernel: klogd 1.4.1, ---------- state change ---------- Jun 14 15:52:00 drbd2 kernel: drbd0: Connection established. size=35277516 KB / blksize=4096 B Jun 14 15:52:00 drbd2 drbd: drbdsetup /dev/nb1 net 192.168.0.87:7789 192.168.0.86:7789 C --sync-min=10M --sync-max=25M --sync-nice=-10 --tl-size=5000 --timeo ut=60 --connect-int=10 --ping-int=10 Jun 14 15:52:00 drbd2 drbd: drbdsetup /dev/nb0 wait_connect -t 0 Jun 14 15:52:00 drbd2 drbd: drbdsetup /dev/nb1 wait_connect -t 0 Jun 14 15:52:00 drbd2 kernel: drbd1: Connection established. size=35277516 KB / blksize=4096 B Jun 14 15:52:00 drbd2 drbd: 'drbd0' SyncingAll, waiting for this to finish Jun 14 15:52:00 drbd2 drbd: drbdsetup /dev/nb0 wait_sync Jun 14 15:52:00 drbd2 drbd: 'drbd1' SyncingAll, waiting for this to finish Jun 14 15:52:00 drbd2 drbd: drbdsetup /dev/nb1 wait_sync Jun 14 15:52:41 drbd2 kernel: Unable to handle kernel NULL pointer dereference<1>Unable to handle kernel NULL pointer dereference at virtual address 00000038 Jun 14 15:52:41 drbd2 kernel: printing eip: Jun 14 15:52:41 drbd2 kernel: c01fd865 Jun 14 15:52:41 drbd2 kernel: *pde = 00000000 Jun 14 15:52:41 drbd2 kernel: Oops: 0000 Jun 14 15:52:41 drbd2 kernel: CPU: 0 Jun 14 15:52:41 drbd2 kernel: EIP: 0010:[<c01fd865>] Not tainted Jun 14 15:52:41 drbd2 kernel: EFLAGS: 00010286 Jun 14 15:52:41 drbd2 kernel: eax: 00004100 ebx: 00000008 ecx: 00000000 edx: 00000000 Jun 14 15:52:41 drbd2 kernel: at virtual address 00000034 Jun 14 15:52:41 drbd2 kernel: printing eip: Jun 14 15:52:41 drbd2 kernel: c01fd7c2 Jun 14 15:52:41 drbd2 kernel: *pde = 00000000 Jun 14 15:52:41 drbd2 kernel: esi: de693ed0 edi: de825314 ebp: de693f3c esp: de693ebc Jun 14 15:52:41 drbd2 kernel: ds: 0018 es: 0018 ss: 0018 Jun 14 15:52:41 drbd2 kernel: Process drbdd_1 (pid: 1091, stackpage=de693000) Jun 14 15:52:41 drbd2 kernel: Stack: de825314 de693f3c 00000008 00004100 de693ed0 00000000 00000000 00000000 Jun 14 15:52:41 drbd2 kernel: 00000000 00000000 de3bbc54 dfb2fe40 00000292 de825314 de90d310 c0000000 Jun 14 15:52:42 drbd2 kernel: 00000000 e091ab48 de825314 de693f3c 00000008 00004100 de693f9c 00000008 Jun 14 15:52:42 drbd2 kernel: Call Trace: [<e091ab48>] [<e091aa30>] [<e091b25b>] [<e091be2e>] [<e091fe6a>] Jun 14 15:52:42 drbd2 kernel: [<e0916c39>] [<c010752e>] [<e0916c10>] Jun 14 15:52:42 drbd2 kernel: Jun 14 15:52:42 drbd2 kernel: Code: ff 52 38 85 c0 89 c3 78 24 8b 45 10 85 c0 75 3d 80 7f 2a 00 Jun 14 15:52:42 drbd2 kernel: Oops: 0000 Jun 14 15:52:42 drbd2 kernel: CPU: 1 Jun 14 15:52:42 drbd2 kernel: EIP: 0010:[<c01fd7c2>] Not tainted Jun 14 15:52:42 drbd2 kernel: EFLAGS: 00010246 Jun 14 15:52:42 drbd2 kernel: eax: 00000018 ebx: 00000000 ecx: 00000000 edx: 00000000 Jun 14 15:52:42 drbd2 kernel: esi: de827ed4 edi: de827e20 ebp: de825314 esp: de827e10 Jun 14 15:52:42 drbd2 kernel: ds: 0018 es: 0018 ss: 0018 Jun 14 15:52:42 drbd2 kernel: Process drbd_asender_1 (pid: 1120, stackpage=de827000) Jun 14 15:52:42 drbd2 kernel: Stack: de825314 de827ed4 00000018 de827e20 00000460 00000000 00000000 00000000 Jun 14 15:52:42 drbd2 kernel: 00000000 00000000 de826000 00000296 de826000 00000296 00000000 de825314 Jun 14 15:52:42 drbd2 kernel: e0917c8b de825314 de827ed4 00000018 df117820 de7a45b8 00000018 de826000 Jun 14 15:52:42 drbd2 kernel: Call Trace: [<e0917c8b>] [<e0917860>] [<e09174f3>] [<e091a6e5>] [<e091c03b>] Jun 14 15:52:42 drbd2 kernel: [<e091bec0>] [<e0916c39>] [<c010752e>] [<e0916c10>] Jun 14 15:52:42 drbd2 kernel: Jun 14 15:52:42 drbd2 kernel: Code: ff 52 34 89 c3 8b 44 24 1c 85 c0 75 11 83 c4 30 89 d8 5b 5e Jun 14 15:52:42 drbd2 kernel: <1>Unable to handle kernel paging request at virtual address 7567696a Jun 14 15:52:42 drbd2 kernel: printing eip: Jun 14 15:52:42 drbd2 kernel: c012aa61 Jun 14 15:52:42 drbd2 kernel: *pde = 00000000 Jun 14 15:52:42 drbd2 kernel: Oops: 0002 Jun 14 15:52:42 drbd2 kernel: CPU: 1 Jun 14 15:52:42 drbd2 kernel: EIP: 0010:[<c012aa61>] Not tainted Jun 14 15:52:42 drbd2 kernel: EFLAGS: 00010002 Jun 14 15:52:42 drbd2 kernel: eax: de827e84 ebx: de53fe84 ecx: 0000012b edx: 75676966 Jun 14 15:52:42 drbd2 kernel: esi: 00001770 edi: 00000000 ebp: de8f06f4 esp: de53fe3c Jun 14 15:52:42 drbd2 kernel: ds: 0018 es: 0018 ss: 0018 Jun 14 15:52:42 drbd2 kernel: Process drbd_asender_0 (pid: 1062, stackpage=de53f000) Jun 14 15:52:42 drbd2 kernel: Stack: 00000296 c0129e19 de53fe84 c022b412 de53e000 e091813c de53fe84 de53fed4 Jun 14 15:52:42 drbd2 kernel: 00000018 00000000 de68e5b8 de68e5b4 de53e000 00000000 00000000 ffffff95 Jun 14 15:52:42 drbd2 kernel: 00000000 de68e7c0 00000000 00000000 0000ed5f de53fe84 e0917860 de90d000 Jun 14 15:52:42 drbd2 kernel: Call Trace: [<c0129e19>] [<c022b412>] [<e091813c>] [<e0917860>] [<e09174f3>] Jun 14 15:52:42 drbd2 kernel: [<e091a6e5>] [<e091c03b>] [<e091bec0>] [<e0916c39>] [<c010752e>] [<e0916c10>] Jun 14 15:52:42 drbd2 kernel: Jun 14 15:52:42 drbd2 kernel: Code: 89 5a 04 89 13 89 43 04 89 18 5b c3 8d 76 00 81 f9 ff 3f 00 Jun 14 16:00:03 drbd2 syslogd 1.4.1: restart. Any ideas?