X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2FChangeLog;h=8fdfc3098b8dc31a31562269fcbd3e63575c1c1c;hp=fc930e2de4d41b0552d9c891adcaa4cc452c26de;hb=a74d5df65aa887939138ea07dc7a23d0d293f7e0;hpb=26969941d8be6bef2ce1d48ddf8cb3432343192a diff --git a/lustre/ChangeLog b/lustre/ChangeLog index fc930e2d..8fdfc30 100644 --- a/lustre/ChangeLog +++ b/lustre/ChangeLog @@ -1,4 +1,613 @@ -TBA +tbd Cluster File Systems, Inc. + * version 1.3.4 + * bug fixes + - fixes from lustre 1.2.8 + - print NAL number in %x format (4645) + - the watchdog thread now runs as interruptible (5246) + - drop import inflight refcount on signal_completed_replay error (5255) + * miscellania + - add pid to ldlm debugging output (4922) + - add --disable-server and --disable-client configure options (5786) + +2004-10-08 Cluster File Systems, Inc. + * version 1.3.3 + * bug fixes + - properly handle portals process identifiers in messages (4165) + - finish default directory EA handling (3048) + - fixes from lustre 1.2.7 + - removed PTL_MD_KIOV usage under CRAY_PORTALS (4420) + - allow EADDRNOTAVAIL as retry for connect in liblustre tcpnal (4822) + +2004-09-16 Cluster File Systems, Inc. + * version 1.3.2 + * bug fixes + - many liblustre fixes + - fixes from lustre 1.2.6 + * miscellania + - update to new libsysio-head-0806 + - reorganization of lov code + +2004-08-30 Cluster File Systems, Inc. + * version 1.3.1 + * bug fixes + - add locking for mmapped files (2828) + - lmc/lconf changes to support multiple interfaces (3376) + - fixes from lustre 1.2.5 + +2004-08-14 Cluster File Systems, Inc. + * version 1.3.0 + * bug fixes + - don't dereference NULL peer_ni in ldlm_handle_ast_error (3258) + - don't allow unlinking open directory if it isn't empty (2904) + - handle partial page writes in filter; fix 512b direct IO (3138) + - handle page cache pages in cleanup path for 2.6 (3335) + - leave liblustre's partial write handling to filter (3274) + - chose better nal ids in liblustre (3292) + - initialize liblustre with uid/group membership (2862) + - let lconf resolve symlinked-to devices (4629) + - balance journal closure when 2.6 filter write fails (3401) + - add second rpc_lock and last_rcvd info for close reqs (3462) + - don't hold llog sem during network request (3652) + - update server last transno after client disconnects (2525) + - replace config semaphore with spinlock (3306) + - ext3 exents and multi-block allocation (3024) + - service time statistics in /proc + - minor fixes to liblustre build (3317) + - client recovery without upcall (3262) + - use transno after validating reply (3892) + - use different name for 2nd ptlrpcd thread (3887) + - get a client lock in ll_inode_revalidate_it (3597) + - direct IO reads on OST (4048) + - process timed out requests if import state changes (3754) + - ignore -ENOENT errors in osc_destroy (3639) + - fixes from lustre 1.2.0-1.2.4 + * miscellania + - use "CATALOGS" for the llog catalogs, not "CATLIST" (old) (b=2841) + - added kernel patch for /dev/sd I/O stats (4385) + +2004-11-16 Cluster File Systems, Inc. + * version 1.2.8 + * bug fixes + - fix TCP_NODELAY bug, which caused extreme perf regression (5134) + - allocate qswnal tx descriptors singly to avoid fragmentation (4504) + - don't LBUG on obdo_alloc() failure, use OBD_SLAB_ALLOC() (4800) + - fix NULL dereference in /proc/sys/portals/routes (4827) + - allow failed mdc_close() operations to be interrupted (4561) + - stop precreate on OST before MDS would time out on it (4778) + - don't free dentries not owned by NFS code, check generation (4806) + - fix lsm leak if mds_create_objects() fails (4801) + - limit debug_daemon file size, always print CERROR messages (4789) + - use transno after validating reply (3892) + - process timed out requests if import state changes (3754) + - update mtime on OST during writes, return in glimpse (4829) + - add mkfsoptions to LDAP (4679) + - use ->max_readahead method instead of zapping global ra (5039) + - don't interrupt __l_wait_event() during strace + * miscellania + - add software watchdogs to catch hung threads quickly (4941) + - make lustrefs init script start after nfs is mounted + - fix CWARN/ERROR duplication (4930) + - return async write errors to application if possible (2248) + - update barely-supported suse-2.4.21-171 series (4842) + - support for sles 9 %post scripts + - support for building 2.6 kernel-source packages + - support for sles km_* packages + +2004-10-07 Cluster File Systems, Inc. + * version 1.2.7 + * bug fixes + - ignore -ENOENT errors in osc_destroy (3639) + - notify osc create thread that OSC is being cleaned up (4600) + - add nettype argument for llmount in #5d in conf-sanity.sh (3936) + - reconstruct ost_handle() like mds_handle() (4657) + - create a new thread to do import eviction to avoid deadlock (3969) + - let lconf resolve symlinked-to devices (4629) + - don't unlink "objects" from directory with default EA (4554) + - hold socknal file ref over connect in case target is down (4394) + - allow more than 32000 subdirectories in a single directory (3244) + - OST returns ENOSPC from object create when no space left (4539) + - don't send truncate RPC if file size isn't changing (4410) + - limit OSC precreate to 1/2 of value OST considers bogus (4778) + - bind to privileged port in socknal and tcpnal (3689) + * miscellania + - rate limit CERROR/CWARN console message to avoid overload (4519) + - basic mmap support (3918) + - kernel patch series update from b1_4 (4711) + +2004-09-16 Cluster File Systems, Inc. + * version 1.2.6 + * bug fixes + - avoid crash during MDS cleanup with OST shut down (2775) + - fix loi_list_lock/oig_lock inversion on interrupted IO (4136) + - don't use bad inodes on the MDS (3744) + - dynamic object preallocation to improve recovery speed (4236) + - don't hold spinlock over lock dumping or change debug flags (4401) + - don't zero obd_dev when it is force cleaned (3651) + - "lctl deactivate" will stop automatic recovery attempts (3406) + - look for existing replayed locks to avoid duplicates (3764) + - don't resolve lock handle twice in recovery avoiding race (4401) + - revalidate should check working dir is a directory (4134) + * miscellania + - don't always mark "slow" obdfilter messages as errors (4418) + +2004-08-24 Cluster File Systems, Inc. + * version 1.2.5 + * bug fixes + - don't close LustreDB during write_conf until it is done (3860) + - fix typo in lconf for_each_profile (3821) + - allow dumping logs from multiple threads at one time (3820) + - don't allow multiple threads in OSC recovery (3812) + - fix debug_size parameters (3864) + - fix mds_postrecov to initialize import for llog ctxt (3121) + - replace config semaphore with spinlock (3306) + - be sure to send a reply for a CANCEL rpc with bad export (3863) + - don't allow enqueue to complete on a destroyed export (3822) + - down write_lock before checking llog header bitmap (3825) + - recover from lock replay timeout (3764) + - up llog sem before sending rpc (3652) + - reduce ns lock hold times when setting kms (3267) + - change a dlm LBUG to LASSERTF, to maybe learn something (4228) + - fix NULL deref and obd_dev leak on setup error (3312) + - replace some LBUG about llog ops with error handling (3841) + - don't match INVALID dentries from d_lookup and spin (3784) + - hold dcache_lock while marking dentries INVALID and hashing (4255) + - fix invalid assertion in ptlrpc_set_wait (3880) + * miscellania + - add libwrap support for the TCP acceptor (3996) + - add /proc/sys/portals/routes for non-root route listing (3994) + - allow setting MDS UUID in .xml (2580) + - print the stack of a process that LBUGs (4228) + +2004-07-14 Cluster File Systems, Inc. + * version 1.2.4 + * bug fixes + - don't cleanup request in ll_file_open() on failed MDS open (3430) + - make sure to unset replay flag from failed open requests (3440) + - if default stripe count is 0, use OST count for inode size (3636) + - update parent mtime/ctime on client for create/unlink (2611) + - drop dentry ref in ext3_add_link from open_connect_dentry (3266) + - free recovery state on server during a forced cleanup (3571) + - unregister_reply for resent reqs (3063) + - loop back devices mounting and status check on 2.6 (3563) + - fix resource-creation race that can provoke i_size == 0 (3513) + - don't try to use bad inodes returned from MDS/OST fs lookup (3688) + - more debugging for page-accounting assertion (3746) + - return -ENOENT instead of asserting if ost getattr+unlink race (3558) + - avoid deadlock after precreation failure (3758) + - fix race and lock order deadlock in orphan handling (3450, 3750) + - add validity checks when grabbing inodes from l_ast_data (3599) + * miscellania + - drop scimac NAL (unmaintained) + +2004-05-27 Cluster File Systems, Inc. + * version 1.2.2 + * bug fixes + - don't copy lvb into (possibly NULL) reply on error (2983) + - don't deref dentry after dput, don't free lvb on error (2922) + - use the kms to determine writeback rpc length (2947) + - increment oti_logcookies when osc is inactive (2948) + - update client's i_blocks count via lvb messages (2543) + - handle intent open/close of special files properly (1557) + - mount MDS with errors=remount-ro, like obdfilter (2009) + - initialize lock handle to avoid ASSERT on error cleanup (3057) + - don't use cancelling-locks' kms values (2947) + - use highest lock extent for kms, not last one (2925) + - don't dereference ERR_PTR() dentry in error handling path (3107) + - fix thread race in portals_debug_dumplog() (3122) + - create lprocfs device entries at setup instead of at attach (1519) + - common AST error handler, don't evict client on completion race (3145) + - zero nameidata in detach_mnt in 2.6 (3118) + - verify d_inode after revalidate_special is valid in 2.6 (3116) + - use lustre_put_super() to handle zconf unmounts in 2.6 (3064) + - initialize RPC timeout timer earlier for 2.6 (3219) + - don't dereference NULL reply buffer if mdc_close was never sent (2410) + - print nal/nid for unknown nid (3258) + - additional checks for oscc recovery before doing precreate (3284) + - fix ll_extent_lock() error return code for 64-bit systems (3043) + - don't crash in mdc_close for bad permissions on open (3285) + - zero i_rdev for non-device files (3147) + - clear page->private before handing to FS, better assertion (3119) + - fix incorrect decref of invalidated dentry (2350) + - don't hold journal transaction open across create RPC (3313) + - update atime on MDS at close time (3265) + - close LDAP connection when recovering to avoid server load (3315) + - update iopen-2.6 patch with fixes from 2399,2517,2904 (3301) + - don't leak open file on MDS after open resend (3325) + - serialize filter_precreate and filter_destroy_precreated (3329) + - loop device shouldn't call sync_dev() for nul device (3092) + - clear page cache after eviction (2766) + - resynchronize MDS->OST in background (2824) + - refuse to mount the same filesystem twice on same mountpoint (3394) + - allow llmount to create routes for mounting behind routers (3320) + - push lock cancellation to blocking thread for glimpse ASTs (3409) + - don't call osc_set_data_with_check() for TEST_LOCK matches (3159) + - fix rare problem with rename on htree directories (3417) + * miscellania + - allow default OST striping configuration per directory (1414) + - fix compilation for qswnal for 2.6 kernels (3125) + - increase maximum number of MDS request buffers for large systems + - change liblustreapi to be useful for external progs like lfsck (3098) + - increase local configuration timeout for slow disks (3353) + +2004-03-22 Cluster File Systems, Inc. + * version 1.2.1 + * bug fixes + - fixes for glimpse AST timeouts / incorrectly 0-sized files (2818) + - don't overwrite extent policy data in reply if lock was blocked (2901) + - drop filter export grants atomically with removal from device (2663) + - del obd_self_export from work_list in class_disconnect_exports (2908) + - don't LBUG if MDS recovery times out during orphan cleanup (2530) + - swab reply message in mdc_close, other PPC fixes (2464) + - fix destroying of named logs (2325) + - overwrite old logs when running lconf --write_conf (2264) + - bump LLOG_CHUNKSIZE to 8k to allow for larger clusters (2306) + - fix race in target_handle_connect (2898) + - mds_reint_create() should take same inode create lock (2926) + - correct journal credits calculated for CANCEL_UNLINK_LOG (2931) + - don't close files for self_export to avoid uninitialized obd (2936) + - allow MDS with the same name as client node (2939) + - hold dentry reference for closed log files for unlink (2325) + - reserve space for all logs during transactions (2059) + - don't evict page beyond end of stripe extent (2925) + - don't oops on a deleted current working directory (2399) + - handle hard links to targets without a parent properly (2517) + - don't dereference NULL lock when racing during eviction (2867) + - don't grow lock extents when lots of conflicting locks (2919) + +2004-03-04 Cluster File Systems, Inc. + * version 1.2.0 + * bug fixes + - account for cache space usage on clients to avoid data loss (974) + - lfsck support in lustre kernel code (2349) + - reduce journal credits needed for BRW writes (2370) + - orphan handling to avoid losing space on client/server crashes + - ptlrpcd can be blocked, stopping ALL progress (2477) + - use lock value blocks to assist in proper KMS, faster stat (1021) + - takes i_sem instead of DLM locks internally on obdfilter (2720) + - recovery for initial connections (2355) + - fixes for mds_cleanup_orphans (1934) + - abort_recovery crashes MDS in b_eq (mds_unlink_orphan) (2584) + - block all file creations until orphan recovery completes (1901) + - client remove rq_connection from request struct (2423) + - conf-sanity test_5, proper cleanup in umount log not availale (2640) + - recovery timer race (2670) + - mdc_close recovey bug (2532) + - ptlrpc cleanup bug (2710) + - mds timeout on local locks (2588) + - namespace lock held during RPCs (2431) + - handle interrupted sync write properly (2503) + - don't try to handle a message that hasn't been replied to (2699) + - client assert failure during cleanup after abort recovery (2701) + - leak mdc device after failed mount (2712) + - ptlrpc_check_set allows timedout requests to complete (2714) + - wait for inflight reqs when ptlrpcd finishes (2710) + - make sure unregistered services are removed from the srv_list + - reset bulk XID's when resending them (caught by 1138 test) + - unregister_bulk after timeout + - fix lconf error (2694) + - handle write after unfinished setstripe, stripe-only getstripe (2388) + - readahead locks pages, leaves pending causing memory pressure (2673) + - increase OST request buffers to 4096 on large machines (2729) + - fix up permission of existing directories in simple_mkdir (2661) + - init deleted item, add assertions ptlrpc_abort_inflight() (2725) + - don't assign transno to errored transactions (2742) + - don't delete objects on OST if given a bogus objid from MDS (2751) + - handle large client PAGE_SIZE readdir on small PAGE_SIZE MDS (2777) + - if rq_no_resend, then timeout request after recovery (2432) + - fix MDS llog_logid record size, 64-bit array alignment (2733) + - don't call usermode_helper from ptlrpcd, DEFAULT upcall (2773) + - put magic in mount.lustre data, check for bad/NULL mount data (2529) + - MDS recovery shouldn't delete objects that it has given out (2730) + - if enqueue arrives after completion, don't clobber LVB (2819) + - don't unlock pages twice when trigger_group_io returns error (2814) + - don't deref NULL rq_repmsg if ldlm_handle_enqueue failed (2822) + - don't write pages to disk if there was an error (1450) + - don't ping imports that have recovery disabled (2676) + - take buffered bytes into account when balancing socknal conn (2817) + - hold a DLM lock over readdir always, use truncate_inode_pages (2706) + - reconnect unlink llog connection after MDS reconnects to OST (2816) + - remove little-endian swabbing of llog records (1987) + - set/limit i_blksize to LL_MAX_BLKSIZE on client (2884) + - retry reposting request buffers if they fail (1191) + - grow extent at grant time to avoid granting a revoked lock (2809) + - lock revoke doesn't evict page if covered by a second lock (2765) + - disable VM readahead to avoid reading outside lock extents (2805) + * miscellania + - return LL_SUPER_MAGIC from statfs for the filesystem type (1972) + - updated kernel patches for hp-2.4.20 kernel (2681) + +2004-02-07 Cluster File Systems, Inc. + * version 1.0.4 + * kernel patches + - fix truncated write corruption (2366) + - fix for failed assertion in iopen_connect_dentry (1792,2517) + * bug fixes + - don't flag the ptlrpcd thread with PF_MEMALLOC (2636) + - ensure len(uuid) < 37 in lmc (1171) + - fix ia64 OOPS in llog_test (2255) + - zero end of page at obdfilter for partial page writes (2648) + - don't leave stale dentries around after renames (bug 2428) + - fix timeouts when evicting a client with a single lock held (2642) + - set deadline for the initial HELLO message to drain (2634) + - print out dotted-quad IP addresses in the socknal (2302) + * miscellania + - additional debugging for MDS client eviction problem (2443) + - fix mkfsoptions support for osts (2603, 2604) + +2004-01-27 Cluster File Systems, Inc. + * version 1.0.3 + * kernel patches + - add series for the vanilla 2.6.0 kernel + - add series for the vanilla 2.4.24 kernel + - add series for a cray x86/64 UL kernel drop + - fix xattr patches for the vanilla 2.4.19 series + * bug fixes + - generate true UUIDs in lmc (1171) + - have portals stack dumping break in UML (2466) + - avoid bad dchild deref; avoid inum lock w/o creation (2362) + - allocate with _NOFS in ldlm to avoid deadlock (1933) + - wake callback waiting threads on client eviction (2460) + - Add --ptldebug and --subsystem to lmc (1719) + - update assertion to allow safe interrupt allocation + - set rq_no_resend for cancel requests (2432) + - recalculate ptlrpcd timeout after resend (2494) + - call vfs_rmdir when removing pending directories (2368) + - fix renaming a file to itself (2429) + - lmc creates a default one-stripe lov (2454) + - expand procfs space to handle large clusters (2326) + - increase UML stack to avoid overflow + - update lconf's list of debug and subsystem masks + - fix lfs find --obd (2510) + - /proc tunable for disabling filter read caching (2591) + - stop rpm packages from altering slapd.conf (2301) + - disable nagle in the socknal under 0conf (2578) + - choose mds inode size based on stripe count (2572) + - fix kernel-source rpm problems (2516) + * miscellania + - add --disable-doc to avoid pdf generation (2421) + - update documentation, tests, type-os, comments + - avoid format warnings on ia64 + - remove the TOE NAL + - tiny code cleanups by removing unused fields + +2004-01-07 Cluster File Systems, Inc. + * version 1.0.2 + * bug fixes + - fix obvious semaphore misuse in as-yet-unused setattr path (2348) + - remove the most blatant lies from BUILDING file (2371) + - change default debug level to reasonable production setting + - reduce client side cache size to reduce cache flush time + - reduce max RPCs in flight to avoid unnecessary file fragmentation + - make TCP zerocopy and pinger support enabled by default (2476) + - sync writes completed after process exits caused crashes (2319) + - maintain correct mount count on the MDS (2356) + - backout 1557, because 2316 wasn't really fixed + - better file I/O statistics gathering in /proc + - don't take unnecessary, deadlock-inducing bug in readpage (2383) + - another kernel patch to fix zero-copy TCP function export + - don't take duplicate lock when processing re-sent getattr (2420) + - lctl uses obd_self_export instead of creating new conn (2353) + - MDS/OST recovery case which requires object creation asserted (2425) + - move lfs from /usr/sbin to /usr/bin in packages + - fix race between mds_client_add and mds_client_free (2417) + - use kmalloc instead of slabs in portals (2430) + - don't create duplicate records when a failover MDS is present (2442) + - remove unnecessary mount age check (2332) + - don't remove directory inodes from locks prematurely (2451) + - don't break if MDS service name is the same as hostname (2103) + - fix races in client write RPC generation when cache full (2482) + +2003-12-13 Cluster File Systems, Inc. + * version 1.0.1 + * bug fixes + - remove now-unused request->rq_obd (278) + - if an allocation fails, print out how much memory we've used (1933) + - use PORTAL_SLAB_ALLOC for structures, to get GFP_MEMALLOC (1933) + - add the "configurable stack size" patch to most series files (1256) + - ability to write large log records, for 100+ OST configs (2306) + - fix NULL deref when filter_prep fails (2314) + - fix operator precedence error in filter_sync + - dynamic allocation of socknal TX descriptors (2315) + - fix a missed case in the GFP_MEMALLOC patch, can cause deadlock (2310) + - fix gcc 2.96 compilation problem in xattr kernel patch (2294) + - ensure that CWARN messages in Portals always get to the syslog + - __init/__exit are not for prototype decls (ldlm_init/exit) + - x86-64 compile warning fixes + - fix gateway LMC keyword conflict (2318) + - fix MDS lock inversions in getattr/reint paths (1844) + - fix a rare lock re-ordering bug, which caused deadlock (2322) + - fix i_sem/journal inversion in fsfilt_ext3_write_record (2306) + - DLM race condition prevented some lock evictions (2328) + - ENOMEM detection and retry on socknal sends (2230) + - use GFP_NOFS throughout Lustre, to combat ENOMEM (2230) + - move osc_rpcd into ptlrpc, for use in MDC and others (2329) + - protect MDS inode fsdata with stronger locking; fixes assertion (2313) + - better error messages when a client is rejected during recovery (1505) + - avoid cancelling locks which were never granted, after failure (2330) + - fix i_sem/journal inversion in mds_client_add (2333) + - fix truncate/getattr lock cycle deadlock (2334) + - use rpcd to send close; allows resend after timeout, avoid leak (1897) + - fix two rare exit paths which could leak an l_lock() ref (2321) + - fencepost error in MDS/OST orphan recovery (2226) + - make log record alignment 8 bytes (1988) + - lstripe now fails when requested offset > ost_count (2237) + - ensure that all kernel series have a complete list.h (1607) + - fix crashes in special-file operations (2316) + - lctl create/brw OID mismatch, caused by obsolete filter loop (2339) + * miscellania + - allow configurable automake binary, for testing new versions + - small update to the lfs documentation + +2003-12-03 Cluster File Systems, Inc. + * version 1.0.0 + * fix negative export reference count in fsfilt_sync (2312) + +2003-12-01 Cluster File Systems, Inc. + * release candidate 0.9.1 + * bug fixes + - orphans are moved into the PENDING directory for possible recovery + - replayed opens now open by fid for orphan/rename safety (1042) + - last close of an orphan inode generates a transno (683) + - chdir() and mount() now pin the directory entry (1020) + - avoid CERROR in normal ll_setattr_raw() error case (1500) + - discard very old requests without processing them (1502) + - remove some common, well-understood CERRORs (1505) + - require O_DIRECT I/O to be page-sized to workaround IA64 crash (1609) + - clear "grant" flags in OST replies until OST grant code lands (1644) + - fix read performance by not clobbering i_blksize on client (1598) + - fix __ldlm_handle2lock oops by not dereferencing lock after PUT (1625) + - make LRU size a /proc tunable, clears locks when reduced (707) + - fix some lprocfs rot that prevented ptlbd from loading (1732) + - server locks take references on exports now (1558) + - build fixes for 2.4.20-rh trees (1663) + - return an error from lov_create if all OSCs are inactive (1751) + - fix import levels when a reconnect happens without a timeout (1597) + - exit early from mds_open if we get a lookup error (1749) + - partial page read at EOF wouldn't wait for disk before sending (1642) + - avoid NULL deref in obdfilter when reading page past EOF (1592) + - avoid LASSERT in ll_intent_lock if server failed very early (1090) + - fix LBUG in ll_it_open_error with rc = -2 (1861) + - write/truncate lock inversion (1639) + - Don't auto-load obdclass, portals modules during cleanup (1495) + - fix timestamps from jumping to "now" (1763) + - extra journal assertions (1648) + - add an extra multiunlink test (1771) + - fix read_record/write_record API (1776) + - fix leak of offset_extent, possible incorrect i_size later (1772) + - fix lasserts in mis-matched transnos during open-unlink testing (1541) + - Debugging for the kqswnal_get_idle_tx problems (1820) + - Allow recovery to be attempted multiple times (1536) + - Write out MDS last_rcvd file after it is first created (1600) + - Fix tx_descriptor leak in failed transmit situations (1827) + - ext3 journaling fixes for assertion failure after IO error (1871) + - class_export_put() on freed export after completion AST error (1896) + - Fix revalidate looping in VFS (1322) + - Don't access a freed export during MDS_REINT timeout (1521) + - Add open-unlink recovery support on the MDS (1673,1764) + - Return an error if no MDS data was read from last_rcvd (1946) + - Fix for lookup "." or ".." crash on error (1932,1931,1935) + - Don't setup a disk device that doesn't match exported UUID (317) + - Reduce bulk RPC timeout to avoid cascading client/OST failures (1845) + - avoid committing NULL handle in force close + - local.sh is now a one-stripe LOV configuration + - POSIX utime.4 -EPERM on FIFO not owned by user (56) + - fix ext3 htree duplicate directory entry corruption (1516) + - POSIX creat.13, fstat.1, open.18, stat.3 new file atime/mtime (2020) + - update to new LOV EA format (2097) + - interoperability for different PAGE_SIZE/wordsize (686,1821,1343,2042) + +2003-06-15 Phil Schwan + * version v0_7 + * bug fixes + - imports and exports cleanup too early, need refcounts (349, 879, 1045) + - per-import/export recovery handling (958, 931, 959) + - multiple last-rcvd slots, for serving multiple FSes (949) + - connections are again shared between multiple imp/exports (963, 964) + - "umount -f" would hang if any requests needed to be sent (393, 978) + - avoid pinning large req buffer by copying for queued messages (989) + - add "uuid" to "lctl device" command to help upcalls (991) + - "open" RPCs with transnos would confuse recovery counters (1037) + - do proper endian conversion of all wire messages (288, 340, 891) + - remove OST bulk get LBUGs, fix ost_brw_write cleanup (1126) + - call waiting locks callback from LDLM recovery thread (1127, 1151) + - fix ptlrpc_connection leak in target_handle_connect (1174) + - fix import refcounting bug in OST and MDS cleanup (1134) + - if an invalid-at-open-time OSC returned before close(), LBUG (1150) + - fix very unlikely obd_types race condition (501) + - remove osc_open hack for echo_client (1187) + - we leaked exports/dlmimps for forcibly disconnected clients (1143) + - a failure in read_inode2 leads to deadlock (1139) + - cancel ack-locks as soon as transaction is committed (1072) + - fix major leaks and crashes in the bulk I/O path (937, 1057) + - make sure to commitrw after any preprw to avoid deadlock (1162) + - failing to execute a file in a lustre FS would lock inode (1203) + - small DEBUG_REQ fix to avoid dereferencing a NULL (1227) + - don't ASSERT while cleaning up an incompletely-setup obd (1248) + - obd_uuid2tgt would walk off the end of the list (1255) + - on IA64 the osc would give portals incorrect bulk size (1258) + - fix debug daemon ioctl interface; allows daemon on ia64 (1274) + - fix lock inversion caused by new llite matching code (1282) + - limit the number of dirty pages on a client to 10MB (1286) + - timed out locks were not being corrected cancelled (1289) + - fix O_DIRECT above 4GB on IA-32 (1292) + * major user-visible changes + - fail out/fail over policy now controlled by the upcall (993) + * protocol changes + - add OBD_PING to check server availability and failure (954) + - lustre messages are now sent in sending host order (288, 340, 891) + - add eadatalen to MDS getattr reply (340) + - OST read replies may contain second buffer, with per-page status (593) + +2003-03-11 Phil Schwan + * version v0_6 + * bug fixes + - LDLM_DEBUG macro fix, for gcc 3.2 (850) + - failed open()s could cause deadlock; fixed (867, 869) + - stop cancelling OST locks when files are closed (481) + - overlapping XID spaces caused network corruption (851, 853) + - fix unsafe fsfilt counter arithmetic; change to atomic_t + - setattr_raw added, to do single-RPC, server-side setattrs + - lmc/lconf syntax change for OST UUIDs + - fix crashy race condition between ptlrpc_free_req and osc_close + - don't use request in mdc_enqueue if we hit a timeout (889) + - don't set the inode i_size for regular files from the MDS (896) + - handle out of order completion AST (842) + - don't LBUG if a lock request times out after receiving AST (913) + - avoid d_rehash race in ll_find_alias by rehashing inside dcache_lock + - if a bad lock AST arrives, send an error instead of dropping entirely + - return 0 from revalidate2 if ll_intent_lock returns -EINTR (912) + - fix leak in bulk IO when only partially completed (899, 900, 926) + - fix O_DIRECT for ia64 (55) + - (almost) eliminate Lustre-kernel-thread effects on load average (722) + - C-z after timeout could hang a process forever; fixed (977) + * Features + - client-side I/O cache (678, 924, 929, 941, 970) + * protocol changes + - READPAGE and SETATTRs which don't take server-side locks get + their own portal + +2003-02-11 Phil Schwan + * version v0_5_20 + * bug fixes + - Fix ldlm_lock_match on the MDS to avoid matching remote locks (592) + - Fix fsfilt_extN_readpage() to read a full page of directory + entries, or fake the remainder if PAGE_SIZE != blocksize (500) + - Avoid extra mdc_getattr() in ll_intent_lock when possible (534, 604) + - Fix imbalanced LOV object allocation and out-of-bound access (469) + - Most intent operations were removed, in favour of a new RPC mode + that does a single RPC to the server and bypasses most of the VFS + - All LDLM resource ID arrays were removed in favour of ldlm_res_id + - Aggressively cancel local locks on DLM servers + - mds_reint_unlink sends EA to the client if it's the last nlink. + client uses that EA to unlink OST objects. + - mds_reint_{rename,unlink,link} were rewritten to take ordered locks + - recursive symlinks were fixed (439) + - fixed NULL deref in DEBUG_REQ + - filter_update_lastobjid no longer calls sync, which annoyed extN + - fixed multi-client small-writes to a single file problem (445) + - fixed mtime updates during file writes (607) + - fixed vector writes on obdfilter causing problems when ENOSPC (670) + - fixed bug in obd_brw_read/write() (under guise of testing 367) + - fixed Linux OST size reporting problem (444, 656) + - OST now updates object mtime with writes or setattr (607, 619) + - client verifies file size before zeroing page past EOF (445) + - OST now writes last allocated objid to disk with allocation (108) + - LOV on echo now works (409) + * protocol changes + - mds_reint_unlink sends a new buffer, with the EA included. this + buffer is only valid if body->valid & OBD_MD_FLEASIZE, which is only + set if a regular file was being unlinked, and it was the last link + - use PtlGet from the target for bulk writes (315) + - OST now updates object mtime with writes or setattr (607, 619) + - LDLM now has a grant-time callback to revalidate locked items, if + necessary (604) + - Many MDS operations were reorganized to combat race conditions + * other changes + - Merge b_intel branch (updated lprocfs code) - now at /proc/fs/lustre + - configure check to avoid gcc version 2.96 20000731-2.96-98) (606) + +2003-01-06 Andreas Dilger + * version v0_5_19 * bug fixes - Fully reactivate OST imports after reconnection (512, others) - Make sure client sees our -ENOTCONN from mds_handle (513 - partial) @@ -20,6 +629,41 @@ TBA - fix paths in lconf, which would load incorrect modules (451, 507) - fix confusing lconf 'host not found' error message (386) - fix lock order deadlock on OST (O/R i_sem before journal ops, 478) + - fix race condition in mdc_blocking_ast() for inode access (526) + - fix lov_unpackmd() unpacking wrong number of stripes (537) + - fix lov_set_osc_active() marking wrong OSC inactive (440) + - fix bad lstripe lov_unpackmd() assertion (fix layering too) (527) + - fix multiple writes of stripe MD to MDS (358, maybe 519) + - fix lstripe in several ways (kernel side) (527) + - fix request leak in ldlm_cli_enqueue (262) + - incorrect OSC was marked inactive after OST failure + - call mds_fs_cleanup before unmounting filesystem (524) + - fix races between taking ns_lock and ldlm_lock_change_resource + - fix races updating LOV export open file list + - fix lov_enqueue error path, avoid decref-ing bad lock handle + - fix recovery NULL deref in ldlm_cli_cancel_unused + - fix some DLM races by using new hash table for lock handles (419) + - permit the client to specify desired inodes, at replay + - duplicate requests when we queue them for replay reintegration + - fix last_rcvd offset calculation + - sync after each recovered transaction, so we always make progress + - never, not always, ERESTART requests without transnos + - store the lov_desc in the MDS, so we don't depend on getlovinfo to + set it + - skip replay if the MDS says that the client is already connected + - don't check for a recovery-enabled export to match lctl's UUID + - don't INC_USE_COUNT for phantom exports + - don't crash when cleaning up phantom exports (567) + - don't double-finish or set replay data for errored mdc_open requests + - abort requests when they time out, so we don't get old replies + - send/receive replies for AST messages again + - if the client says that it doesn't have the lock, cancel it on the + server + - if we timeout during I/O, don't try to cancel an in-use lock; instead + mark it as destroyed, it will all work out when decref is called + - fix module use counts (22, 581) + * protocol changes + - ASTs now expect a reply (server cancels lock on error reply) 2002-12-02 Andreas Dilger * version v0_5_18