[Gluster-devel] crash in afr

Shehjar Tikoo shehjart at gluster.com
Thu Jun 18 10:36:45 UTC 2009


I think I understand why you see the crash.
Could you please apply the following patch and tell
us if the crash is observed still?

Thanks
Shehjar



Mihai wrote:
> Hello,
> I'm using a server side replication on 6 servers. Glusterfsd crashes on a few hour basis:
> gdb -se /usr/sbin/glusterfsd -c /core.26947 GNU gdb Fedora (6.8-27.el5) Copyright (C) 2008 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
> and "show warranty" for details.
> This GDB was configured as "x86_64-redhat-linux-gnu"...
> (no debugging symbols found)
> 
> warning: .dynamic section for "/usr/lib64/libglusterfs.so.0" is not at the expected address
> 
> warning: difference appears to be caused by prelink, adjusting expectations Reading symbols from /usr/lib64/libglusterfs.so.0...done.
> Loaded symbols for /usr/lib64/libglusterfs.so.0 Reading symbols from /lib64/libdl.so.2...done.
> Loaded symbols for /lib64/libdl.so.2
> Reading symbols from /lib64/libpthread.so.0...done.
> Loaded symbols for /lib64/libpthread.so.0 Reading symbols from /lib64/libc.so.6...done.
> Loaded symbols for /lib64/libc.so.6
> Reading symbols from /lib64/ld-linux-x86-64.so.2...done.
> Loaded symbols for /lib64/ld-linux-x86-64.so.2 Reading symbols from /usr/lib64/glusterfs/2.0.2/xlator/storage/posix.so...done.
> Loaded symbols for /usr/lib64/glusterfs/2.0.2/xlator/storage/posix.so
> Reading symbols from /usr/lib64/glusterfs/2.0.2/xlator/features/locks.so...done.
> Loaded symbols for /usr/lib64/glusterfs/2.0.2/xlator/features/locks.so
> Reading symbols from /usr/lib64/glusterfs/2.0.2/xlator/performance/io-threads.so...done.
> Loaded symbols for /usr/lib64/glusterfs/2.0.2/xlator/performance/io-threads.so
> Reading symbols from /usr/lib64/glusterfs/2.0.2/xlator/protocol/client.so...done.
> Loaded symbols for /usr/lib64/glusterfs/2.0.2/xlator/protocol/client.so
> Reading symbols from /usr/lib64/glusterfs/2.0.2/xlator/cluster/replicate.so...done.
> Loaded symbols for /usr/lib64/glusterfs/2.0.2/xlator/cluster/replicate.so
> Reading symbols from /usr/lib64/glusterfs/2.0.2/xlator/protocol/server.so...done.
> Loaded symbols for /usr/lib64/glusterfs/2.0.2/xlator/protocol/server.so
> Reading symbols from /usr/lib64/glusterfs/2.0.2/transport/socket.so...done.
> Loaded symbols for /usr/lib64/glusterfs/2.0.2/transport/socket.so
> Reading symbols from /usr/lib64/glusterfs/2.0.2/auth/addr.so...done.
> Loaded symbols for /usr/lib64/glusterfs/2.0.2/auth/addr.so
> Reading symbols from /lib64/libnss_files.so.2...done.
> Loaded symbols for /lib64/libnss_files.so.2 Reading symbols from /lib64/libgcc_s.so.1...done.
> Loaded symbols for /lib64/libgcc_s.so.1
> Core was generated by `/usr/sbin/glusterfsd -f /etc/glusterfs/glusterfsd.vol'.
> Program terminated with signal 6, Aborted.
> [New process 26947]
> [New process 26956]
> [New process 26955]
> [New process 26954]
> [New process 26953]
> [New process 26952]
> [New process 26951]
> [New process 26950]
> [New process 26949]
> [New process 26948]
> #0  0x0000003040030215 in raise () from /lib64/libc.so.6
> (gdb) bt
> #0  0x0000003040030215 in raise () from /lib64/libc.so.6
> #1  0x0000003040031cc0 in abort () from /lib64/libc.so.6
> #2  0x000000304006a7fb in __libc_message () from /lib64/libc.so.6
> #3  0x0000003040071ce2 in _int_free () from /lib64/libc.so.6
> #4  0x000000304007590c in free () from /lib64/libc.so.6
> #5  0x00002aaaaaaadcc9 in __socket_ioq_entry_free (entry=0x2aaab001da30) at socket.c:331
> #6  0x00002aaaaaaaf1c9 in __socket_ioq_churn_entry (this=<value optimized out>, entry=0x2aaab001da30) at socket.c:368
> #7  0x00002aaaaaaaf8ec in socket_submit (this=0xae11a70, buf=0x2aaab00378c0 "", len=340, vector=0x0, count=<value optimized out>,
>     iobref=<value optimized out>) at socket.c:1281
> #8  0x00002b2e7c775bd3 in protocol_client_xfer (frame=0x2aaab0030ab0, this=0xae0ab00, trans=0xae11a70, type=1, op=40, hdr=0x2aaab00378c0, hdrlen=340,
>     vector=0x0, count=0, iobref=0x0) at client-protocol.c:636
> #9  0x00002b2e7c77bc1a in client_xattrop (frame=0x2aaab0030ab0, this=0xae0ab00, loc=0x2aaab4004238, flags=GF_XATTROP_ADD_ARRAY, dict=0x2aaab4031fc0)
>     at client-protocol.c:1922
> #10 0x00002b2e7c9a2cda in afr_changelog_pre_op (frame=0x2aaab401ea70, this=0xae0b280) at afr-transaction.c:782
> #11 0x00002b2e7c9a2f31 in afr_lock_rec (frame=0x2aaab401ea70, this=0xae0b280, child_index=1) at afr-transaction.c:979
> #12 0x00002b2e7c9a36a8 in afr_lock_cbk (frame=0x2aaab401ea70, cookie=<value optimized out>, this=0xae0b280, op_ret=0, op_errno=0) at afr-transaction.c:906
> #13 0x00002b2e7b6a75f0 in default_inodelk_cbk (frame=<value optimized out>, cookie=<value optimized out>, this=<value optimized out>, op_ret=-1,
>     op_errno=128) at defaults.c:1199
> #14 0x00002b2e7c358182 in pl_inodelk (frame=0x2aaab4034c10, this=0xae08870, volume=<value optimized out>, loc=0x2aaab4032170, cmd=7, flock=0x0)
>     at internal.c:194
> #15 0x00002b2e7b6a815c in default_inodelk (frame=0x2aaab4017660, this=0xae09080, volume=0xae0b260 "replicate", loc=0x2aaab4004238, cmd=7,
>     lock=0x7fff2f422f80) at defaults.c:1209
> #16 0x00002b2e7c9a33ba in afr_lock_rec (frame=0x2aaab401ea70, this=0xae0b280, child_index=0) at afr-transaction.c:1006
> #17 0x00002b2e7c9a35c2 in afr_transaction (frame=0x2aaab401ea70, this=0xae0b280, type=AFR_DATA_TRANSACTION) at afr-transaction.c:1170
> #18 0x00002b2e7c9a07cd in afr_truncate (frame=0x2aaab403ac30, this=0xae0b280, loc=0x2aaab40174a0, offset=0) at afr-inode-write.c:1224
> #19 0x00002b2e7cbc0969 in server_truncate_resume (frame=0x2aaab403acc0, this=<value optimized out>, loc=0x2aaab40174a0, offset=0) at server-protocol.c:4243 #20 0x00002b2e7b6b06f7 in call_resume (stub=0x2aaab4017470) at call-stub.c:2384
> #21 0x00002b2e7cbc4125 in server_truncate (frame=0x2aaab403acc0, bound_xl=<value optimized out>, hdr=<value optimized out>, hdrlen=<value optimized out>,
>     iobuf=<value optimized out>) at server-protocol.c:4291
> #22 0x00002b2e7cbbfb20 in protocol_server_pollin (this=0xae0bdf0, trans=0xae17960) at server-protocol.c:7735
> #23 0x00002b2e7cbbfbfb in notify (this=0xae0bdf0, event=<value optimized out>, data=0x6) at server-protocol.c:7791
> #24 0x00002aaaaaaafb43 in socket_event_handler (fd=<value optimized out>, idx=11, data=0xae17960, poll_in=1, poll_out=0, poll_err=0) at socket.c:813
> #25 0x00002b2e7b6ba2a5 in event_dispatch_epoll (event_pool=0xae02300) at event.c:804
> #26 0x0000000000403899 in main ()
> (gdb) bt full
> #0  0x0000003040030215 in raise () from /lib64/libc.so.6 No symbol table info available.
> #1  0x0000003040031cc0 in abort () from /lib64/libc.so.6 No symbol table info available.
> #2  0x000000304006a7fb in __libc_message () from /lib64/libc.so.6 No symbol table info available.
> #3  0x0000003040071ce2 in _int_free () from /lib64/libc.so.6 No symbol table info available.
> #4  0x000000304007590c in free () from /lib64/libc.so.6 No symbol table info available.
> #5  0x00002aaaaaaadcc9 in __socket_ioq_entry_free (entry=0x2aaab001da30) at socket.c:331 No locals.
> #6  0x00002aaaaaaaf1c9 in __socket_ioq_churn_entry (this=<value optimized out>, entry=0x2aaab001da30) at socket.c:368
>         ret = 0
>         __PRETTY_FUNCTION__ = "__socket_ioq_churn_entry"
> #7  0x00002aaaaaaaf8ec in socket_submit (this=0xae11a70, buf=0x2aaab00378c0 "", len=340, vector=0x0, count=<value optimized out>,
>     iobref=<value optimized out>) at socket.c:1281
>         priv = (socket_private_t *) 0xae11ec0
>         ret = <value optimized out>
>         need_poll_out = <value optimized out>
>         entry = (struct ioq *) 0x2aaab001da30
>         ctx = (glusterfs_ctx_t *) 0xae02010
>         __FUNCTION__ = "socket_submit"
> #8  0x00002b2e7c775bd3 in protocol_client_xfer (frame=0x2aaab0030ab0, this=0xae0ab00, trans=0xae11a70, type=1, op=40, hdr=0x2aaab00378c0, hdrlen=340,
>     vector=0x0, count=0, iobref=0x0) at client-protocol.c:636
>         conf = (client_conf_t *) 0xae113c0
>         conn = (client_connection_t *) 0xae11f90
>         callid = 309893
>         ret = <value optimized out>
>         rsphdr = {callid = 0, type = 0, op = 0, size = 0, {req = {pid = 0, uid = 0, gid = 0}, rsp = {op_ret = 0, op_errno = 0}}}
>         forget = {hdr = 0x0, hdrlen = 0, frame = 0x0}
> #9  0x00002b2e7c77bc1a in client_xattrop (frame=0x2aaab0030ab0, this=0xae0ab00, loc=0x2aaab4004238, flags=GF_XATTROP_ADD_ARRAY, dict=0x2aaab4031fc0)
>     at client-protocol.c:1922
>         hdr = (gf_hdr_common_t *) 0x101010101010101
>         req = <value optimized out>
>         dict_len = 242
>         ret = <value optimized out>
>         pathlen = <value optimized out>
>         ino = 13893685
>         __FUNCTION__ = "client_xattrop"
> #10 0x00002b2e7c9a2cda in afr_changelog_pre_op (frame=0x2aaab401ea70, this=0xae0b280) at afr-transaction.c:782
>         _new = (call_frame_t *) 0x6943
>         priv = (afr_private_t *) 0xae13740
>         ret = <value optimized out>
>         call_count = 1
>         xattr = (dict_t *) 0x2aaab4031fc0
>         local = (afr_local_t *) 0x2aaab4004200
>         __FUNCTION__ = "afr_changelog_pre_op"
> #11 0x00002b2e7c9a2f31 in afr_lock_rec (frame=0x2aaab401ea70, this=0xae0b280, child_index=1) at afr-transaction.c:979
>         local = (afr_local_t *) 0x2aaab4004200
>         priv = (afr_private_t *) 0xae13740
>         flock = {l_type = 1, l_whence = 12098, l_start = 0, l_len = 0, l_pid = 792866320}
>         lower = <value optimized out>
>         higher = <value optimized out>
>         lower_name = <value optimized out>
>         higher_name = <value optimized out>
>         __FUNCTION__ = "afr_lock_rec"
> #12 0x00002b2e7c9a36a8 in afr_lock_cbk (frame=0x2aaab401ea70, cookie=<value optimized out>, this=0xae0b280, op_ret=0, op_errno=0) at afr-transaction.c:906 ---Type <return> to continue, or q <return> to quit---
>         local = (afr_local_t *) 0x2aaab4004200
>         child_index = 0
>         call_count = 0
>         __FUNCTION__ = "afr_lock_cbk"
> #13 0x00002b2e7b6a75f0 in default_inodelk_cbk (frame=<value optimized out>, cookie=<value optimized out>, this=<value optimized out>, op_ret=-1,
>     op_errno=128) at defaults.c:1199
>         fn = (ret_fn_t) 0x101010101010101
>         _parent = (call_frame_t *) 0x6943
> #14 0x00002b2e7c358182 in pl_inodelk (frame=0x2aaab4034c10, this=0xae08870, volume=<value optimized out>, loc=0x2aaab4032170, cmd=7, flock=0x0)
>     at internal.c:194
>         fn = (ret_fn_t) 0x101010101010101
>         _parent = (call_frame_t *) 0x6943
>         op_ret = -1
>         op_errno = 128
>         ret = 0
>         can_block = 1
>         transport = <value optimized out>
>         client_pid = 1
>         pinode = (pl_inode_t *) 0x2aaab0032810
>         reqlock = (posix_lock_t *) 0x2aaab4032170
>         __FUNCTION__ = "pl_inodelk"
> #15 0x00002b2e7b6a815c in default_inodelk (frame=0x2aaab4017660, this=0xae09080, volume=0xae0b260 "replicate", loc=0x2aaab4004238, cmd=7,
>     lock=0x7fff2f422f80) at defaults.c:1209
>         _new = (call_frame_t *) 0x6943
> #16 0x00002b2e7c9a33ba in afr_lock_rec (frame=0x2aaab401ea70, this=0xae0b280, child_index=0) at afr-transaction.c:1006
>         _new = (call_frame_t *) 0x6943
>         local = (afr_local_t *) 0x2aaab4004200
>         priv = (afr_private_t *) 0xae13740
>         flock = {l_type = 1, l_whence = 1, l_start = 0, l_len = 0, l_pid = 1074216160}
>         lower = <value optimized out>
>         higher = <value optimized out>
>         lower_name = <value optimized out>
>         higher_name = <value optimized out>
>         __FUNCTION__ = "afr_lock_rec"
> #17 0x00002b2e7c9a35c2 in afr_transaction (frame=0x2aaab401ea70, this=0xae0b280, type=AFR_DATA_TRANSACTION) at afr-transaction.c:1170
>         local = (afr_local_t *) 0x2aaab4004200
>         priv = (afr_private_t *) 0xae13740
> #18 0x00002b2e7c9a07cd in afr_truncate (frame=0x2aaab403ac30, this=0xae0b280, loc=0x2aaab40174a0, offset=0) at afr-inode-write.c:1224
>         transaction_frame = (call_frame_t *) 0x2aaab401ea70
>         op_errno = 107
>         __FUNCTION__ = "afr_truncate"
> #19 0x00002b2e7cbc0969 in server_truncate_resume (frame=0x2aaab403acc0, this=<value optimized out>, loc=0x2aaab40174a0, offset=0) at server-protocol.c:4243
>         _new = (call_frame_t *) 0x6943
>         __FUNCTION__ = "server_truncate_resume"
> #20 0x00002b2e7b6b06f7 in call_resume (stub=0x2aaab4017470) at call-stub.c:2384
>         __FUNCTION__ = "call_resume"
> #21 0x00002b2e7cbc4125 in server_truncate (frame=0x2aaab403acc0, bound_xl=<value optimized out>, hdr=<value optimized out>, hdrlen=<value optimized out>,
>     iobuf=<value optimized out>) at server-protocol.c:4291
>         truncate_stub = (call_stub_t *) 0x0
>         state = (server_state_t *) 0x2aaab4032000
> #22 0x00002b2e7cbbfb20 in protocol_server_pollin (this=0xae0bdf0, trans=0xae17960) at server-protocol.c:7735
>         hdr = 0x2aaab4017330 ""
>         hdrlen = 98
>         ret = 0
>         iobuf = (struct iobuf *) 0x0
> #23 0x00002b2e7cbbfbfb in notify (this=0xae0bdf0, event=<value optimized out>, data=0x6) at server-protocol.c:7791
>         ret = <value optimized out>
>         trans = (transport_t *) 0x6943
> ---Type <return> to continue, or q <return> to quit---
>         peerinfo = (peer_info_t *) 0xae179d0
>         myinfo = (peer_info_t *) 0xae17ac0
>         __FUNCTION__ = "notify"
> #24 0x00002aaaaaaafb43 in socket_event_handler (fd=<value optimized out>, idx=11, data=0xae17960, poll_in=1, poll_out=0, poll_err=0) at socket.c:813
>         this = (transport_t *) 0x6943
>         priv = (socket_private_t *) 0xae16ce0
>         ret = 0
> #25 0x00002b2e7b6ba2a5 in event_dispatch_epoll (event_pool=0xae02300) at event.c:804
>         events = (struct epoll_event *) 0xae15990
>         i = 0
>         ret = 1
>         __FUNCTION__ = "event_dispatch_epoll"
> #26 0x0000000000403899 in main ()
> No symbol table info available.
> 
> 
> 
> 
> 
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> 

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