Ceph

06/02/2011

02:51 AM Linux kernel client Bug #1096: LTP fsstress test always hang ,ceph 0.27.1+linux-2.6.38.6

Hi , I apply the patch ,to verify this bug,
run "./fsstress -d /mnt/ceph/fstest -l 1 -n 10000 -p 1 -v" , pass.
r... changping Wu

06/01/2011

06:21 PM Linux kernel client Tasks #1112: check all igrab at ceph-client,remove deadlock : spin_lock(&inode->i_lock) + igrab(inode)

Hi ,
ceph_set_page_dirty still exist igrab ,
i merge the patch to ceph-cleint-standalone,
run fsstress, still hit... changping Wu

12:19 AM Linux kernel client Bug #1096: LTP fsstress test always hang ,ceph 0.27.1+linux-2.6.38.6

git ceph-client commit 98cc99822dac96710a8b64bdc2be4eccffc78956 ,
hand compiling , btrfs+ ubuntu 10.10+2.6.39+ ..
... changping Wu

05/30/2011

09:45 PM Linux kernel client Bug #1096: LTP fsstress test always hang ,ceph 0.27.1+linux-2.6.38.6

echo 'file fs/ceph/caps.c +p' > /sys/kernel/debug/dynamic_debug/control
logs attached . changping Wu

08:29 PM Linux kernel client Bug #1096: LTP fsstress test always hang ,ceph 0.27.1+linux-2.6.38.6

Hi ,i git ceph-client master branch:
commit 98cc99822dac96710a8b64bdc2be4eccffc78956
Author: Sage Weil <sage@ne... changping Wu

05/29/2011

10:55 PM Linux kernel client Tasks #1112: check all igrab at ceph-client,remove deadlock : spin_lock(&inode->i_lock) + igrab(inode)

Hi ,
I'am verifing fsstress test with ceph-client master branch:
commit 98cc99822dac96710a8b64bdc2be4eccffc78956
... changping Wu

05/27/2011

08:01 AM Linux kernel client Tasks #1112: check all igrab at ceph-client,remove deadlock : spin_lock(&inode->i_lock) + igrab(inode)

static int ceph_set_page_dirty(struct page *page)
{
...............................
/* dirty the head */
spin... changping Wu

08:00 AM Linux kernel client Tasks #1112: check all igrab at ceph-client,remove deadlock : spin_lock(&inode->i_lock) + igrab(inode)

Hi ,
I attached some of logs at bug #1096 http://tracker.newdream.net/issues/1096.
:ceph-client-fsstress log 1,2,3.... changping Wu

05/25/2011

11:50 PM Linux kernel client Bug #1096: LTP fsstress test always hang ,ceph 0.27.1+linux-2.6.38.6

Hi ,i git ceph-client master :
commit 35b0ed997b1a49ff73a6110cbd04681467dbe217
Author: Sage Weil <sage@newdream.n... changping Wu

11:45 PM Linux kernel client Tasks #1112 (Resolved): check all igrab at ceph-client,remove deadlock : spin_lock(&inode->i_lock) + igrab(inode)

Hi , at igrab function,it has existed the codes: spin_lock(&inode->i_lock);
if coding this:
spin_lock(&inode->i_... changping Wu