DescriptionSunil Kumar Acharya
2017-11-28 14:01:55 UTC
+++ This bug was initially created as a clone of Bug #1516206 +++
Description of problem:
DISCARD operation on EC volume doesn't punch hole properly in some cases.
How reproducible:
Always
Steps to Reproduce:
1. Create 4+2 EC volume
2. Create file
dd if=/dev/urandom of=/mnt/file bs=1024 count=8
3. Punch hole
fallocate -p -o 1500 -l 3000 /mnt/file
4. When checked hole size is less than the specified size.
Actual results:
Expected results:
Discard should punch hole of the size specified.
--- Additional comment from Worker Ant on 2017-11-22 04:57:37 EST ---
REVIEW: https://review.gluster.org/18838 (cluster/ec: EC DISCARD doesn't punch hole properly) posted (#1) for review on master by Sunil Kumar Acharya
--- Additional comment from Worker Ant on 2017-11-28 04:35:06 EST ---
COMMIT: https://review.gluster.org/18838 committed in master by \"Sunil Kumar Acharya\" <sheggodu> with a commit message- cluster/ec: EC DISCARD doesn't punch hole properly
Problem:
DISCARD operation on EC volume was punching hole of lesser
size than the specified size in some cases.
Solution:
EC was not handling punch hole for tail part in some cases.
Updated the code to handle it appropriately.
BUG: 1516206
Change-Id: If3e69e417c3e5034afee04e78f5f78855e65f932
Signed-off-by: Sunil Kumar Acharya <sheggodu>
Comment 2Sunil Kumar Acharya
2017-11-28 14:16:35 UTC
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.
https://access.redhat.com/errata/RHSA-2018:2607