| Summary: | simple stripe, with write-behind set up, when dbench is run client crashes. | ||
|---|---|---|---|
| Product: | [Community] GlusterFS | Reporter: | Vinayak Hegde <vinayak> |
| Component: | write-behind | Assignee: | Raghavendra G <raghavendra> |
| Status: | CLOSED CURRENTRELEASE | QA Contact: | |
| Severity: | low | Docs Contact: | |
| Priority: | low | ||
| Version: | 2.0.6 | CC: | gluster-bugs |
| Target Milestone: | --- | ||
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | Bug Fix | |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | Type: | --- | |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
|
Description
Vinayak Hegde
2009-09-24 02:42:12 UTC
simple stripe set-up.
performance translators on the client side are
writ-behind and io-cache
when dbench is run on this set-up
it crashes with the following core.
(gdb) bt
#0 0x00002aaaac32cfd4 in __wb_collapse_write_bufs (
requests=0x2aaab40a44f8, page_size=131072) at write-behind.c:1354
#1 0x00002aaaac32dc68 in wb_process_queue (frame=0x69a4f0,
file=0x2aaab40a44c0, flush_all=0 '\0') at write-behind.c:1435
#2 0x00002aaaac32e0b3 in wb_ffr_cbk (frame=0x69a4f0,
cookie=<value optimized out>, this=<value optimized out>, op_ret=0,
op_errno=0) at write-behind.c:1694
#3 0x00002aaaac1258a8 in stripe_stack_unwind_cbk (frame=0x69a580,
cookie=0x6c6ca0, this=0x60f4c0, op_ret=0, op_errno=0) at stripe.c:231
#4 0x00002aaaabf06f67 in client_flush_cbk (frame=0x6c6ca0,
hdr=0x2aaab4044440, hdrlen=<value optimized out>,
iobuf=<value optimized out>) at client-protocol.c:4748
#5 0x00002aaaabf067da in protocol_client_pollin (this=0x60e010,
trans=0x612c70) at client-protocol.c:6344
#6 0x00002aaaabf0d3a2 in notify (this=0x2aaab40a44f8, event=2,
data=0x612c70) at client-protocol.c:6387
#7 0x00002aaaacd90d13 in socket_event_handler (fd=<value optimized out>,
idx=0, data=0x612c70, poll_in=1, poll_out=0, poll_err=0) at socket.c:814
#8 0x00002aaaaacee2c5 in event_dispatch_epoll (event_pool=0x609840)
at event.c:804
#9 0x0000000000403e0e in main (argc=6, argv=0x7fff0a37a0b8)
at glusterfsd.c:1325
(gdb) fr 0
#0 0x00002aaaac32cfd4 in __wb_collapse_write_bufs (
requests=0x2aaab40a44f8, page_size=131072) at write-behind.c:1354
1354 if ((request->stub->fop != GF_FOP_WRITE)
(gdb) p request->stub
$4 = (call_stub_t *) 0x0
(gdb)
PATCH: http://patches.gluster.com/patch/1484 in master (performance/write-behind: Add a NULL check for request->stub before checking request->stub->fop.) PATCH: http://patches.gluster.com/patch/1483 in release-2.0 (performance/write-behind: Add a NULL check for request->stub before checking request->stub->fop.) |