* version 1.8.2
* Support for kernels:
2.6.16.60-0.37 (SLES 10),
- 2.6.18-128.1.6.el5 (RHEL 5),
- 2.6.22.14 vanilla (kernel.org)
+ 2.6.27.21-0.1 (SLES11),
+ 2.6.18-128.1.6.el5 (RHEL 5)
* Client support for unpatched kernels:
(see http://wiki.lustre.org/index.php?title=Patchless_Client)
2.6.16 - 2.6.27 vanilla (kernel.org)
of Lustre filesystem with 4K stack may cause a stack overflow. For
more information, please refer to bugzilla 17630.
+Severity : enhancement
+Bugzilla : 18357
+Description: implement async create (obd_async_create) method for osc, to avoid
+ too long waiting new ost objects with holding ldlm lock.
+
+Severity : enhancement
+Bugzilla : 12069
+Descriptoin: OST grant too much space to client even there are not enough space.
+Details : Client will shrink its grant cache to OST if there are no write
+ activity over 6 mins (GRANT_SHRINK_INTERVAL), and OST will retrieve
+ this grant cache if there are already not enough avaible space
+ (left_space < total_clients * 32M).
+
Severity : normal
Frequency : rare, if clients are evicted due to failure to return a lock
Bugzilla : 18618
Description: don't increase ldlm timeout if previous client was evicted
-Details : if a client doesn't respond to a BAST within the adaptive ldlm
- enqueue timeout, don't adjust the adaptive estimate when the lock
- is next granted.
-
+Details : if a client doesn't respond to a blocking callback within the
+ adaptive ldlm enqueue timeout, don't adjust the adaptive estimate
+ when the lock is next granted.
+
Severity : normal
Bugzilla : 18674
-Description: abort bulk too early if client is reconnected
+Description: client not allowed to reconnect to OST because of active request
+Details : abort bulk requests received by the OST once the client has timed
+ out since the client will resend the request anyway. The client
+ also now retries to reconnect to the same server if a connect
+ request failed with EBUSY or -EAGAIN.
Severity : normal
Frequency : rare, if used wide striped file and one ost in down.
objects, so if some requests failed, they will have hole at end of
array and we can use qos_shrink_lsm for allocate correct lsm.
-Severity : enhancement
-Bugzilla : 18357
-Description: implement async create (obd_async_create) method for osc, to avoid
- too long waiting new ost objects with holding ldlm lock.
-
Severity : major
Frequency : rare
Bugzilla : 19495
- if (!ll_sb_any_quota_active(qctxt->lqc_sb))
- RETURN(0);
-Severity : Low
+Severity : low
Bugzilla : 15010
Description: Rare Client crash on resend if the file was deleted.
Details : When file is opened, but open reply is lost and file is
- subsequently deleted before resend, resend processing logic
+ subsequently deleted before resend, resend processing logic
breaks trying to open the file again, should not try to open.
-Severity : Low
+Severity : low
Bugzilla : 19756
Description: Rare dentry leakage on MDS on forceful shutdown and
- replay-resends.
+ replay-resends.
Details : Sometimes on transaction errors mds_mfd_close did not release
- mfd and dentry pointed to it. reconstruct_open did not release
+ mfd and dentry pointed to it. reconstruct_open did not release
parent dentry if no matching mfd was found and child lookup was
used.
tbd Sun Microsystems, Inc.
* version 1.8.1
* Support for kernels:
- 2.6.16.60-0.37 (SLES 10),
- 2.6.18-128.1.6.el5 (RHEL 5),
- 2.6.22.14 vanilla (kernel.org)
+ 2.6.16.60-0.37 (SLES 10),
+ 2.6.27.21-0.1 (SLES11),
+ 2.6.18-128.1.6.el5 (RHEL 5)
* Client support for unpatched kernels:
(see http://wiki.lustre.org/index.php?title=Patchless_Client)
2.6.16 - 2.6.27 vanilla (kernel.org)
Bugzilla : 17536
Description: MDS create should not wait for statfs RPC while holding DLM lock.
-Severity : normal
-Frequency : normal
-Bugzilla : 12069
-Descriptoin: OST grant too much space to client even there are not enough space.
-Details : Client will shrink its grant cache to OST if there are no write
- activity over 6 mins (GRANT_SHRINK_INTERVAL), and OST will retrieve
- this grant cache if there are already not enough avaible space
- (left_space < total_clients * 32M).
-
Severity : enhancement
Bugzilla : 14250
Description: Update client support to vanilla kernels up to 2.6.27.