It's a pity I don't know how to re-create the issue. While there are 1-2 crashed clients in total 120 clients every day. Below is gdb result: (gdb) where #0 0x0000003267432885 in raise () from /lib64/libc.so.6 #1 0x0000003267434065 in abort () from /lib64/libc.so.6 #2 0x000000326746f7a7 in __libc_message () from /lib64/libc.so.6 #3 0x00000032674750c6 in malloc_printerr () from /lib64/libc.so.6 #4 0x00007fc4f2847684 in mem_put (ptr=0x7fc4b0a4c03c) at mem-pool.c:559 #5 0x00007fc4f281cc9b in dict_destroy (this=0x7fc4f12cc5cc) at dict.c:397 #6 0x00007fc4ede24c30 in afr_local_cleanup (local=0x7fc4ce68ac20, this=<value optimized out>) at afr-common.c:848 #7 0x00007fc4ede2c0f1 in afr_lookup_done (frame=0x18d5ae4, cookie=0x0, this=<value optimized out>, op_ret=<value optimized out>, op_errno=<value optimized out>, inode=0x18d5b20, buf=0x7fffcb83ec50, xattr=0x7fc4f12e1818, postparent=0x7fffcb83ebe0) at afr-common.c:1881 #8 afr_lookup_cbk (frame=0x18d5ae4, cookie=0x0, this=<value optimized out>, op_ret=<value optimized out>, op_errno=<value optimized out>, inode=0x18d5b20, buf=0x7fffcb83ec50, xattr=0x7fc4f12e1818, postparent=0x7fffcb83ebe0) at afr-common.c:2044 #9 0x00007fc4ee066550 in client3_1_lookup_cbk (req=<value optimized out>, iov=<value optimized out>, count=<value optimized out>, myframe=0x7fc4f16f390c) at client3_1-fops.c:2636 #10 0x00007fc4f25ff4e5 in rpc_clnt_handle_reply (clnt=0x3b5c600, pollin=0x6ba00f0) at rpc-clnt.c:786 #11 0x00007fc4f25ffce0 in rpc_clnt_notify (trans=<value optimized out>, mydata=0x3b5c630, event=<value optimized out>, data=<value optimized out>) at rpc-clnt.c:905 #12 0x00007fc4f25faeb8 in rpc_transport_notify (this=<value optimized out>, event=<value optimized out>, data=<value optimized out>) at rpc-transport.c:489 #13 0x00007fc4eeeb0764 in socket_event_poll_in (this=0x3b6c060) at socket.c:1677 #14 0x00007fc4eeeb0847 in socket_event_handler (fd=<value optimized out>, idx=265, data=0x3b6c060, poll_in=1, poll_out=0, poll_err=<value optimized out>) at socket.c:1792 #15 0x00007fc4f2846464 in event_dispatch_epoll_handler (event_pool=0x177cdf0) at event.c:785 #16 event_dispatch_epoll (event_pool=0x177cdf0) at event.c:847 #17 0x000000000040736a in main (argc=<value optimized out>, argv=0x7fffcb83efc8) at glusterfsd.c:1689 -----Original Message----- From: jowalker at redhat.com [mailto:jowalker at redhat.com] On Behalf Of John Mark Walker Sent: Thursday, September 05, 2013 1:06 PM To: Pranith Kumar Karampuri Cc: Song; gluster-devel at nongnu.org Subject: Re: [Gluster-devel] GlusterFS 3.3.1 client crash (signal received: 6) Posting to gluster-users. ----- Pranith Kumar Karampuri <pkarampu at redhat.com> wrote: > Song, > Seems like the issue is happening because of double 'memput', Could you let us know the steps to re-create the issue? Or the load that may lead to this? > > Pranith > > ----- Original Message ----- > > From: "Song" <gluster at 163.com> > > To: gluster-devel at nongnu.org > > Sent: Thursday, September 5, 2013 8:05:57 AM > > Subject: [Gluster-devel] GlusterFS 3.3.1 client crash (signal > > received: 6) > > > > > > > > I installed GlusterFS 3.3.1 in my 24 servers, created a DHT+AFR > > volume and mounted it with native client. > > > > Recently, some glusterfs clients is crashed, the log is as below. > > > > > > > > The OS is 64bit CentOS6.2, kernel version: > > 2.6.32-220.23.1.el6.x86_64 #1 SMP Fri Jun 28 00:56:49 CST 2013 > > x86_64 x86_64 x86_64 GNU/Linux > > > > > > > > > > > > pending frames: > > > > frame : type(1) op(LOOKUP) > > > > frame : type(1) op(LOOKUP) > > > > frame : type(1) op(LOOKUP) > > > > > > > > patchset: git://git.gluster.com/glusterfs.git > > > > signal received: 6 > > > > time of crash: 2013-09-05 00:37:40 > > > > configuration details: > > > > argp 1 > > > > backtrace 1 > > > > dlfcn 1 > > > > fdatasync 1 > > > > libpthread 1 > > > > llistxattr 1 > > > > setfsid 1 > > > > spinlock 1 > > > > epoll.h 1 > > > > xattr.h 1 > > > > st_atim.tv_nsec 1 > > > > package-string: glusterfs 3.3.1 > > > > /lib64/libc.so.6[0x3ac0232900] > > > > /lib64/libc.so.6(gsignal+0x35)[0x3ac0232885] > > > > /lib64/libc.so.6(abort+0x175)[0x3ac0234065] > > > > /lib64/libc.so.6[0x3ac026f7a7] > > > > /lib64/libc.so.6[0x3ac02750c6] > > > > /usr/lib/libglusterfs.so.0(mem_put+0x64)[0x7f3f99c2c684] > > > > /usr/lib/glusterfs/3.3.1/xlator/cluster/replicate.so(afr_local_clean > > up+0x60)[0x7f3f95209c30] > > > > /usr/lib/glusterfs/3.3.1/xlator/cluster/replicate.so(afr_lookup_cbk+ > > 0x5a1)[0x7f3f952110f1] > > > > /usr/lib/glusterfs/3.3.1/xlator/protocol/client.so(client3_1_lookup_ > > cbk+0x6b0)[0x7f3f9544b550] > > > > /usr/lib/libgfrpc.so.0(rpc_clnt_handle_reply+0xa5)[0x7f3f999e44e5] > > > > /usr/lib/libgfrpc.so.0(rpc_clnt_notify+0x120)[0x7f3f999e4ce0] > > > > /usr/lib/libgfrpc.so.0(rpc_transport_notify+0x28)[0x7f3f999dfeb8] > > > > /usr/lib/glusterfs/3.3.1/rpc-transport/socket.so(socket_event_poll_i > > n+0x34)[0x7f3f96295764] > > > > /usr/lib/glusterfs/3.3.1/rpc-transport/socket.so(socket_event_handle > > r+0xc7)[0x7f3f96295847] > > > > /usr/lib/libglusterfs.so.0(+0x3e464)[0x7f3f99c2b464] > > > > /usr/sbin/glusterfs(main+0x58a)[0x40736a] > > > > /lib64/libc.so.6(__libc_start_main+0xfd)[0x3ac021ecdd] > > > > /usr/sbin/glusterfs[0x4042d9] > > > > --------- > > > > > > > > Best regards. > > > > Willard Song > > > > > > > > > > > > > > > > _______________________________________________ > > Gluster-devel mailing list > > Gluster-devel at nongnu.org > > https://lists.nongnu.org/mailman/listinfo/gluster-devel > > > > _______________________________________________ > Gluster-devel mailing list > Gluster-devel at nongnu.org > https://lists.nongnu.org/mailman/listinfo/gluster-devel