* CONFIGURATION CHANGE. This version of Lustre WILL NOT
INTEROPERATE with older versions automatically. In many cases a
special upgrade step is needed. Please read the
- user documentation before upgrading any part of a live system.
- * WIRE PROTOCOL CHANGE from previous 1.6 beta versions. This
- version will not interoperate with 1.6 betas before beta7 (1.5.97).
+ user documentation before upgrading any part of a 1.4.x system.
* WARNING: Lustre configuration and startup changes are required with
this release. See https://mail.clusterfs.com/wikis/lustre/MountConf
for details.
+ * Support for kernels:
+ 2.6.9-42.0.3EL (RHEL 4)
+ 2.6.5-7.276 (SLES 9)
+ 2.4.21-47.0.1.EL (RHEL 3)
+ 2.6.12.6 vanilla (kernel.org)
+ 2.6.16.21-0.8 (SLES10)
+ * Client support for unpatched kernels:
+ (see https://mail.clusterfs.com/wikis/lustre/PatchlessClient)
+ 2.6.16 - 2.6.19 vanilla (kernel.org)
+ 2.6.9-42.0.3EL (RHEL 4)
* Recommended e2fsprogs version: 1.39.cfs2-0
* bug fixes
Severity : major
Frequency : when an incorrect nid is specified during startup
-Bugzilla : 10743
+Bugzilla : 10734
Description: ptlrpc connect to non-existant node causes kernel crash
Details : LNET can't be re-entered from an event callback, which
happened when we expire a message after the export has been
cleaned up. Instead, hand the zombie cleanup off to another
thread.
+Severity : enhancement
+Bugzilla : 10902
+Description: plain/inodebits lock performance improvement
+Details : Grouping plain/inodebits in granted list by their request modes
+ and bits policy, thus improving the performance of search through
+ the granted list.
+
+Severity : major
+Frequency : only if OST filesystem is corrupted
+Bugzilla : 9829
+Description: client incorrectly hits assertion in ptlrpc_replay_req()
+Details : for a short time RPCs with bulk IO are in the replay list,
+ but replay of bulk IOs is unimplemented. If the OST filesystem
+ is corrupted due to disk cache incoherency and then replay is
+ started it is possible to trip an assertion. Avoid putting
+ committed RPCs into the replay list at all to avoid this issue.
+
+Severity : minor
+Frequency : only for kernels with patches from Lustre below 1.4.3
+Bugzilla : 11248
+Description: Remove old rdonly API
+Details : Remove old rdonly API which unsed from at least lustre 1.4.3
+
+------------------------------------------------------------------------------
+
+TBD Cluster File Systems, Inc. <info@clusterfs.com>
+ * version 1.4.10
+ * Support for kernels:
+ 2.6.9-42.0.3EL (RHEL 4)
+ 2.6.5-7.276 (SLES 9)
+ 2.4.21-47.0.1.EL (RHEL 3)
+ 2.6.12.6 vanilla (kernel.org)
+ * Recommended e2fsprogs version: 1.39.cfs2-0
+
Severity : normal
+Frequency : always
Bugzilla : 10214
Description: make O_SYNC working on 2.6 kernels
Details : 2.6 kernels use different method for mark pages for write,
Use mdc_intent_lock in ll_intent_open to properly
detect all kind of errors unhandled by mdc_enqueue
-Severity : enhancement
-Bugzilla : 10902
-Description: plain/inodebits lock performance improvement
-Details : Grouping plain/inodebits in granted list by their request modes
- and bits policy, thus improving the performance of search through
- the granted list.
-
Severity : major
Frequency : rare
Bugzilla : 10866
Description: proc file read during shutdown sometimes raced obd removal,
causing node crash
-Details : Add lock to prevent obd access after proc file removal
+Details : Add lock to prevent obd access after proc file removal.
Severity : normal
+Frequency : Only for files larger than 4GB on 32-bit clients.
Bugzilla : 11237
Description: improperly doing page alignment of locks
Details : Modify lustre core code to use CFS_PAGE_* defines instead of
- PAGE_*. Make CFS_PAGE_MASK 64bit long.
-
+ PAGE_*. Make CFS_PAGE_MASK 64bit long.
+
+Severity : normal
+Frequency : rarely
+Bugzilla : 11203
+Description: RPCs being resent when they shouldn't be
+Details : Some RPCs that should not be resent are being resent. This
+ can cause inconsistencies in the RPC state machine. Do not
+ resend such requests.
+
+Severity : normal
+Frequency : rare, only with NFS export
+Bugzilla : 11669
+Description: Crash on NFS re-export node
+Details : under very unusual load conditions an assertion is hit in
+ ll_intent_file_open()
+
------------------------------------------------------------------------------
TBD Cluster File Systems, Inc. <info@clusterfs.com>
Frequency : always
Bugzilla : 10611
Description: Inability to activate failout mode
-Details : lconf script incorrectly assumed that in pythong string's numeric
+Details : lconf script incorrectly assumed that in python string's numeric
value is used in comparisons.
Severity : minor
git://git.whamcloud.com / fs / lustre-release.git / blobdiff