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Re: c client possible bugApostolis Xekoukoulotakis... 2012-11-14, 17:22
Ok, I think I had memory corruption problems so maybe it wasnt a zookeeper
bug. If not, I ll issue a jira.
Thanks.
2012/11/12 Michi Mutsuzaki <[EMAIL PROTECTED]>
> Hi Apostolis,
>
> Yes, it does look like a c client bug. Could you open a jira for this?
>
> Thanks!
> --Michi
>
> On Sun, Nov 11, 2012 at 12:53 AM, Apostolis Xekoukoulotakis
> <[EMAIL PROTECTED]> wrote:
> > I get segmentation fault. Is this a zookeeper bug?
> >
> > version:3.3.6
> > os:debian
> >
> >
> > Program received signal SIGSEGV, Segmentation fault.
> > [Switching to Thread 0x7fffeffff700 (LWP 3064)]
> > copy_watchers (ht=<value optimized out>, path=<value optimized out>,
> > list=0x7fffefffea18) at src/zk_hashtable.c:232
> > 232 watcher_object_t *next = wo->next;
> > (gdb)
> > (gdb) backtrace full
> > #0 copy_watchers (ht=<value optimized out>, path=<value optimized out>,
> > list=0x7fffefffea18) at src/zk_hashtable.c:232
> > wo = 0x7375706f74636f2f
> > #1 add_for_event (ht=<value optimized out>, path=<value optimized out>,
> > list=0x7fffefffea18) at src/zk_hashtable.c:265
> > wl = <value optimized out>
> > #2 0x00007ffff7bd8531 in collectWatchers (zh=0x7ffff0004d30,
> > type=<value optimized out>,
> > path=0x7ffff000cd50 "/octopus/computers/r2d2/worker_nodes")
> > at src/zk_hashtable.c:302
> > list = 0x7ffff000a6d0
> > #3 0x00007ffff7bd1b6f in zookeeper_process (zh=0x7ffff0004d30,
> > events=<value optimized out>) at src/zookeeper.c:1924
> > evt = {type = 1, state = 3,
> > path = 0x7ffff000cd50 "/octopus/computers/r2d2/worker_nodes"}
> > type = 1
> > path = 0x7ffff000cd50 "/octopus/computers/r2d2/worker_nodes"
> > c = 0x7ffff0022520
> > hdr = {xid = -1, zxid = -1, err = 0}
> > ia = 0x7ffff0022390
> > bptr = 0x7ffff000f0d0
> > rc = <value optimized out>
> > __func__ = "zookeeper_process"
> > __PRETTY_FUNCTION__ = "zookeeper_process"
> > #4 0x00007ffff7bd8cef in do_io (v=<value optimized out>) at
> > src/mt_adaptor.c:310
> > tv = {tv_sec = 1, tv_usec = 333000}
> > fd = 20
> > ---Type <return> to continue, or q <return> to quit---
> > interest = 2
> > zh = 0x7ffff0004d30
> > fds = {{fd = 18, events = 1, revents = 0}, {fd = 20, events = 1,
> > revents = 1}}
> > adaptor_threads = 0x7ffff0005ed0
> > __func__ = "do_io"
> > #5 0x00007ffff6a3d8ca in start_thread () from /lib/libpthread.so.0
> > No symbol table info available.
> > #6 0x00007ffff6d22b6d in clone () from /lib/libc.so.6
> > No symbol table info available.
> > #7 0x0000000000000000 in ?? ()
> > No symbol table info available.
>
--
Sincerely yours,
Apostolis Xekoukoulotakis
bug. If not, I ll issue a jira.
Thanks.
2012/11/12 Michi Mutsuzaki <[EMAIL PROTECTED]>
> Hi Apostolis,
>
> Yes, it does look like a c client bug. Could you open a jira for this?
>
> Thanks!
> --Michi
>
> On Sun, Nov 11, 2012 at 12:53 AM, Apostolis Xekoukoulotakis
> <[EMAIL PROTECTED]> wrote:
> > I get segmentation fault. Is this a zookeeper bug?
> >
> > version:3.3.6
> > os:debian
> >
> >
> > Program received signal SIGSEGV, Segmentation fault.
> > [Switching to Thread 0x7fffeffff700 (LWP 3064)]
> > copy_watchers (ht=<value optimized out>, path=<value optimized out>,
> > list=0x7fffefffea18) at src/zk_hashtable.c:232
> > 232 watcher_object_t *next = wo->next;
> > (gdb)
> > (gdb) backtrace full
> > #0 copy_watchers (ht=<value optimized out>, path=<value optimized out>,
> > list=0x7fffefffea18) at src/zk_hashtable.c:232
> > wo = 0x7375706f74636f2f
> > #1 add_for_event (ht=<value optimized out>, path=<value optimized out>,
> > list=0x7fffefffea18) at src/zk_hashtable.c:265
> > wl = <value optimized out>
> > #2 0x00007ffff7bd8531 in collectWatchers (zh=0x7ffff0004d30,
> > type=<value optimized out>,
> > path=0x7ffff000cd50 "/octopus/computers/r2d2/worker_nodes")
> > at src/zk_hashtable.c:302
> > list = 0x7ffff000a6d0
> > #3 0x00007ffff7bd1b6f in zookeeper_process (zh=0x7ffff0004d30,
> > events=<value optimized out>) at src/zookeeper.c:1924
> > evt = {type = 1, state = 3,
> > path = 0x7ffff000cd50 "/octopus/computers/r2d2/worker_nodes"}
> > type = 1
> > path = 0x7ffff000cd50 "/octopus/computers/r2d2/worker_nodes"
> > c = 0x7ffff0022520
> > hdr = {xid = -1, zxid = -1, err = 0}
> > ia = 0x7ffff0022390
> > bptr = 0x7ffff000f0d0
> > rc = <value optimized out>
> > __func__ = "zookeeper_process"
> > __PRETTY_FUNCTION__ = "zookeeper_process"
> > #4 0x00007ffff7bd8cef in do_io (v=<value optimized out>) at
> > src/mt_adaptor.c:310
> > tv = {tv_sec = 1, tv_usec = 333000}
> > fd = 20
> > ---Type <return> to continue, or q <return> to quit---
> > interest = 2
> > zh = 0x7ffff0004d30
> > fds = {{fd = 18, events = 1, revents = 0}, {fd = 20, events = 1,
> > revents = 1}}
> > adaptor_threads = 0x7ffff0005ed0
> > __func__ = "do_io"
> > #5 0x00007ffff6a3d8ca in start_thread () from /lib/libpthread.so.0
> > No symbol table info available.
> > #6 0x00007ffff6d22b6d in clone () from /lib/libc.so.6
> > No symbol table info available.
> > #7 0x0000000000000000 in ?? ()
> > No symbol table info available.
>
--
Sincerely yours,
Apostolis Xekoukoulotakis
