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
Status tracked in 5.6
5.5
Undecided
Unassigned
5.6
Undecided
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.

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