[Pvfs2-users] 2.6.3, file hole issues?
Anthony Tong
atong at ncsa.uiuc.edu
Sat Oct 6 17:45:24 EDT 2007
On Sat, Oct 06, 2007 at 11:21:58AM -0500, Anthony Tong wrote:
> To clarify what you said & what I see in the logs: before each problematic
> IO, it looks like the client daemons are remounting the fs? Maybe
> the threaded client core was getting restarted for some reason?
After some fiddling, got cores turned on for the threaded client
tend and they all tend look like this.
#0 0x0075c7a2 in _dl_sysinfo_int80 () from /lib/ld-linux.so.2
(gdb) where
#0 0x0075c7a2 in _dl_sysinfo_int80 () from /lib/ld-linux.so.2
#1 0x007a17a5 in raise () from /lib/tls/libc.so.6
#2 0x007a3209 in abort () from /lib/tls/libc.so.6
#3 0x0079ad91 in __assert_fail () from /lib/tls/libc.so.6
#4 0x08076773 in io_datafile_complete_operations ()
#5 0x0806dcef in PINT_client_state_machine_testsome ()
#6 0x08056537 in process_vfs_requests ()
#7 0x08058a2a in main ()
This is the actual assert
pvfs2-client-core: src/client/sysint/sys-io.sm:1860: io_post_write_ack_recv: Assertion `ret == 0' failed.
Also I'm not quite sure why I'm not seeing error messages (that
I'd expect) in the client log
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