Failures in conf17 test with xbstream

Bug #1272982 reported by Raghavendra D Prabhu on 2014-01-26
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Percona XtraDB Cluster moved to https://jira.percona.com/projects/PXC
Status tracked in 5.6
5.5
Fix Released
High
Unassigned
5.6
Fix Released
High
Unassigned

Bug Description

This is mostly a dormant bug in xbstream/xbcrypt:

===================================================

WSREP_SST: [INFO] NOTE: Joiner-Recv-XB-Encrypted-gtid took 0 seconds (20140126 14:31:55.867)
WSREP_SST: [INFO] Proceeding with SST (20140126 14:31:55.879)
WSREP_SST: [INFO] Cleaning the existing datadir (20140126 14:31:55.881)
WSREP_SST: [INFO] Evaluating socat -u TCP-LISTEN:21792,reuseaddr stdio | pv -f -i 10 -N joiner | gzip -dc | xbcrypt --encrypt-algo=AES256 --encrypt-key=6F3AD9F428143F133FD7D50D77D91EA4 -d | xbstream -x; RC=( ${PIPESTATUS[@]} ) (20140126 14:31:55.890)
   joiner: 0B 0:00:10 [ 0B/s ] [<=> ]
xbcrypt:xb_crypt_read_chunk: unable to read chunk header data at offset 0xee6ae3.

gzip: stdout: Broken pipe
   joiner: 14.5MB 0:00:19 [ 747kB/s] [<=> ]
2014/01/26 14:32:15 socat[24349] E write(1, 0x104e690, 8192): Broken pipe
WSREP_SST: [INFO] NOTE: Joiner-Recv-XB-Encrypted-SST took 20 seconds (20140126 14:32:15.861)
WSREP_SST: [ERROR] Error while getting data from donor node: exit codes: 1 0 1 0 0 (20140126 14:32:15.864)
WSREP_SST: [ERROR] Cleanup after exit with status:32 (20140126 14:32:15.867)

==========================================================

Another log of failure.

conf17.cnf-node1
====================

# stream-compress + compact + parallel + rlimit + progress + encrypt1
# v2only
[xtrabackup]
compact
parallel=4
encrypt-threads=4
encrypt=AES256
encrypt-key=6F3AD9F428143F133FD7D50D77D91EA4

[sst]
compressor="gzip"
rlimit=2m
time=1
progress=1
encrypt=1

conf17.cnf-node2
=================
# stream-compress + compact + parallel + rlimit + progress + encrypt1
[xtrabackup]
compact
parallel=4
encrypt-threads=4
encrypt=AES256
encrypt-key=6F3AD9F428143F133FD7D50D77D91EA4

[sst]
decompressor="gzip -dc"
rlimit=2m
time=1
progress=1
encrypt=1

The failures are not sporadic, in that about 24 tests, about 4 all the time due to this.

summary: - Sporadic failures in conf17 test with xbstream
+ Failures in conf17 test with xbstream

Fixes are in PXB 2.1.8, no changes required in PXC for this.

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PXC-990

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