7252 compressed zfs send / receive 7628 create long versions of ZFS send / receive options Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: John Kennedy <john.kennedy@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Paul Dagnelie <pcd@delphix.com> Reviewed by: Pavel Zakharov <pavel.zakharov@delphix.com> Reviewed by: Sebastien Roy <sebastien.roy@delphix.com> Reviewed by: David Quigley <dpquigl@davequigley.com> Reviewed by: Thomas Caputi <tcaputi@datto.com> Approved by: Dan McDonald <danmcd@omniti.com>

7303 dynamic metaslab selection Reviewed by: Alex Reece <alex@delphix.com> Reviewed by: Chris Siden <christopher.siden@delphix.com> Reviewed by: Dan Kimmel <dan.kimmel@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Paul Dagnelie <paul.dagnelie@delphix.com> Reviewed by: Pavel Zakharov <pavel.zakharov@delphix.com> Reviewed by: Prakash Surya <prakash.surya@delphix.com> Reviewed by: Don Brady <don.brady@intel.com> Approved by: Richard Lowe <richlowe@richlowe.net>

7448 ZFS doesn't notice when disk vdevs have no write cache Reviewed by: Dan Fields <dan.fields@nexenta.com> Reviewed by: Alek Pinchuk <alek.pinchuk@nexenta.com> Reviewed by: George Wilson <george.wilson@delphix.com> Approved by: Dan McDonald <danmcd@omniti.com>

7090 zfs should improve allocation order and throttle allocations Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Alex Reece <alex@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Dan Kimmel <dan.kimmel@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Paul Dagnelie <paul.dagnelie@delphix.com> Reviewed by: Prakash Surya <prakash.surya@delphix.com> Reviewed by: Sebastien Roy <sebastien.roy@delphix.com> Approved by: Robert Mustacchi <rm@joyent.com>

6950 ARC should cache compressed data Reviewed by: Prakash Surya <prakash.surya@delphix.com> Reviewed by: Dan Kimmel <dan.kimmel@delphix.com> Reviewed by: Matt Ahrens <mahrens@delphix.com> Reviewed by: Paul Dagnelie <pcd@delphix.com> Reviewed by: Don Brady <don.brady@intel.com> Reviewed by: Richard Elling <Richard.Elling@RichardElling.com> Approved by: Richard Lowe <richlowe@richlowe.net>

6513 partially filled holes lose birth time Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Boris Protopopov <bprotopopov@hotmail.com> Approved by: Richard Lowe <richlowe@richlowe.net>

5027 zfs large block support (add copyright)

6531 Provide mechanism to artificially limit disk performance Reviewed by: Paul Dagnelie <pcd@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Approved by: Dan McDonald <danmcd@omniti.com>

6319 assertion failed in zio_ddt_write: bp->blk_birth == txg Reviewed by: George Wilson <george.wilson@delphix.com> Approved by: Dan McDonald <danmcd@omniti.com>

6328 Fix cstyle errors in zfs codebase Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Alex Reece <alex@delphix.com> Reviewed by: Richard Elling <Richard.Elling@RichardElling.com> Reviewed by: Jorgen Lundman <lundman@lundman.net> Approved by: Robert Mustacchi <rm@joyent.com>

4185 add new cryptographic checksums to ZFS: SHA-512, Skein, Edon-R Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Prakash Surya <prakash.surya@delphix.com> Reviewed by: Saso Kiselkov <saso.kiselkov@nexenta.com> Reviewed by: Richard Lowe <richlowe@richlowe.net> Approved by: Garrett D'Amore <garrett@damore.org>

5960 zfs recv should prefetch indirect blocks 5925 zfs receive -o origin= Reviewed by: Prakash Surya <prakash.surya@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com>

5438 zfs_blkptr_verify should continue after zfs_panic_recover Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george@delphix.com> Reviewed by: Xin LI <delphij@freebsd.org> Approved by: Dan McDonald <danmcd@omniti.com>

5818 zfs {ref}compressratio is incorrect with 4k sector size Reviewed by: Alex Reece <alex@delphix.com> Reviewed by: George Wilson <george@delphix.com> Reviewed by: Richard Elling <richard.elling@richardelling.com> Reviewed by: Steven Hartland <killing@multiplay.co.uk> Reviewed by: Don Brady <dev.fs.zfs@gmail.com> Approved by: Albert Lee <trisk@omniti.com>

5693 ztest fails in dbuf_verify: buf[i] == 0, due to dedup and bp_override Reviewed by: George Wilson <george@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Bayard Bell <buffer.g.overflow@gmail.com> Approved by: Dan McDonald <danmcd@omniti.com>

5369 arc flags should be an enum 5370 consistent arc_buf_hdr_t naming scheme Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Alex Reece <alex.reece@delphix.com> Reviewed by: Sebastien Roy <sebastien.roy@delphix.com> Reviewed by: Richard Elling <richard.elling@richardelling.com> Approved by: Richard Lowe <richlowe@richlowe.net>

5349 verify that block pointer is plausible before reading Reviewed by: Alex Reece <alex.reece@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Dan McDonald <danmcd@omniti.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Richard Lowe <richlowe@richlowe.net> Reviewed by: Xin Li <delphij@FreeBSD.org> Reviewed by: Josef 'Jeff' Sipek <josef.sipek@nexenta.com> Approved by: Gordon Ross <gwr@nexenta.com>

5348 zio_checksum_error() only fills in info if ECKSUM Reviewed by: Alex Reece <alex.reece@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Steven Hartland <killing@multiplay.co.uk> Approved by: Dan McDonald <danmcd@omniti.com>

5255 uts shouldn't open-code ISP2 Reviewed by: Marcel Telka <marcel@telka.sk> Reviewed by: Dan McDonald <danmcd@omniti.com> Approved by: Robert Mustacchi <rm@joyent.com>

5027 zfs large block support Reviewed by: Alek Pinchuk <pinchuk.alek@gmail.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Josef 'Jeff' Sipek <josef.sipek@nexenta.com> Reviewed by: Richard Elling <richard.elling@richardelling.com> Reviewed by: Saso Kiselkov <skiselkov.ml@gmail.com> Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov> Approved by: Dan McDonald <danmcd@omniti.com>

5244 zio pipeline callers should explicitly invoke next stage Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Alex Reece <alex.reece@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Richard Elling <richard.elling@gmail.com> Reviewed by: Dan McDonald <danmcd@omniti.com> Reviewed by: Steven Hartland <killing@multiplay.co.uk> Approved by: Gordon Ross <gwr@nexenta.com>

5176 lock contention on godfather zio Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Alex Reece <alex.reece@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Richard Elling <richard.elling@gmail.com> Reviewed by: Bayard Bell <Bayard.Bell@nexenta.com> Approved by: Garrett D'Amore <garrett@damore.org>

4958 zdb trips assert on pools with ashift >= 0xe Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Max Grossman <max.grossman@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Approved by: Garrett D'Amore <garrett@damore.org>

4914 zfs on-disk bookmark structure should be named *_phys_t Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Richard Lowe <richlowe@richlowe.net> Reviewed by: Saso Kiselkov <skiselkov.ml@gmail.com> Approved by: Robert Mustacchi <rm@joyent.com>

4390 i/o errors when deleting filesystem/zvol can lead to space map corruption Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Dan McDonald <danmcd@omniti.com> Reviewed by: Saso Kiselkov <saso.kiselkov@nexenta.com> Approved by: Dan McDonald <danmcd@omniti.com>

4757 ZFS embedded-data block pointers ("zero block compression") 4913 zfs release should not be subject to space checks Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Max Grossman <max.grossman@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Dan McDonald <danmcd@omniti.com> Approved by: Dan McDonald <danmcd@omniti.com>

4754 io issued to near-full luns even after setting noalloc threshold 4755 mg_alloc_failures is no longer needed Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Dan McDonald <danmcd@omniti.com> Approved by: Dan McDonald <danmcd@omniti.com>

4374 dn_free_ranges should use range_tree_t Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Max Grossman <max.grossman@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com Reviewed by: Garrett D'Amore <garrett@damore.org> Reviewed by: Dan McDonald <danmcd@omniti.com> Approved by: Dan McDonald <danmcd@omniti.com>

4370 avoid transmitting holes during zfs send 4371 DMU code clean up Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net> Approved by: Garrett D'Amore <garrett@damore.org>

3954 metaslabs continue to load even after hitting zfs_mg_alloc_failure limit 4080 zpool clear fails to clear pool 4081 need zfs_mg_noalloc_threshold Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Approved by: Richard Lowe <richlowe@richlowe.net>

4045 zfs write throttle & i/o scheduler performance work Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Ned Bass <bass6@llnl.gov> Reviewed by: Brendan Gregg <brendan.gregg@joyent.com> Approved by: Robert Mustacchi <rm@joyent.com>

3836 zio_free() can be processed immediately in the common case Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Adam Leventhal <ahl@delphix.com> Approved by: Dan McDonald <danmcd@nexenta.com>

3742 zfs comments need cleaner, more consistent style Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Eric Schrock <eric.schrock@delphix.com> Approved by: Christopher Siden <christopher.siden@delphix.com>

3805 arc shouldn't cache freed blocks Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Richard Elling <richard.elling@dey-sys.com> Reviewed by: Will Andrews <will@firepipe.net> Approved by: Dan McDonald <danmcd@nexenta.com>

3598 want to dtrace when errors are generated in zfs Reviewed by: Dan Kimmel <dan.kimmel@delphix.com> Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Approved by: Garrett D'Amore <garrett@damore.org>

3464 zfs synctask code needs restructuring Reviewed by: Dan Kimmel <dan.kimmel@delphix.com> Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Approved by: Garrett D'Amore <garrett@damore.org>

3581 spa_zio_taskq[ZIO_TYPE_FREE][ZIO_TASKQ_ISSUE]->tq_lock is piping hot Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Gordon Ross <gordon.ross@nexenta.com> Approved by: Richard Lowe <richlowe@richlowe.net>

3498 panic in arc_read(): !refcount_is_zero(&pbuf->b_hdr->b_refcnt) Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Approved by: Richard Lowe <richlowe@richlowe.net>

3236 zio nop-write Reviewed by: Matt Ahrens <matthew.ahrens@delphix.com> Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Christopher Siden <chris.siden@delphix.com> Approved by: Garrett D'Amore <garrett@damore.org>

3329 spa_sync() spends 10-20% of its time in spa_free_sync_cb() 3330 space_seg_t should have its own kmem_cache 3331 deferred frees should happen after sync_pass 1 3335 make SYNC_PASS_* constants tunable Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Matt Ahrens <matthew.ahrens@delphix.com> Reviewed by: Christopher Siden <chris.siden@delphix.com> Reviewed by: Eric Schrock <eric.schrock@delphix.com> Reviewed by: Richard Lowe <richlowe@richlowe.net> Reviewed by: Dan McDonald <danmcd@nexenta.com> Approved by: Eric Schrock <eric.schrock@delphix.com>

3306 zdb should be able to issue reads in parallel 3321 'zpool reopen' command should be documented in the man page and help message Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Matt Ahrens <matthew.ahrens@delphix.com> Reviewed by: Christopher Siden <chris.siden@delphix.com> Approved by: Garrett D'Amore <garrett@damore.org>

3006 VERIFY[S,U,P] and ASSERT[S,U,P] frequently check if first argument is zero Reviewed by Matt Ahrens <matthew.ahrens@delphix.com> Reviewed by George Wilson <george.wilson@delphix.com> Approved by Eric Schrock <eric.schrock@delphix.com>

3112 ztest does not honor ZFS_DEBUG 3113 ztest should use watchpoints to protect frozen arc bufs 3114 some leaked nvlists in zfsdev_ioctl 3115 poll(2) returns prematurely in presence of spurious wakeups Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: Matt Amdur <Matt.Amdur@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Christopher Siden <chris.siden@delphix.com> Approved by: Eric Schrock <eric.schrock@delphix.com>

backout 3006: causes 3046 (panics after mounting root)

3006 VERIFY[S,U,P] and ASSERT[S,U,P] frequently check if first argument is zero Reviewed by: Matt Ahrens <matthew.ahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Approved by: Garrett D'Amore <garrett@damore.org>

2619 asynchronous destruction of ZFS file systems 2747 SPA versioning with zfs feature flags Reviewed by: Matt Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <gwilson@delphix.com> Reviewed by: Richard Lowe <richlowe@richlowe.net> Reviewed by: Dan Kruchinin <dan.kruchinin@gmail.com> Approved by: Eric Schrock <Eric.Schrock@delphix.com>

1909 disk sync write perf regression when slog is used post oi_148 Reviewed by: Matt Ahrens <matt@delphix.com> Reviewed by: Eric Schrock <eric.schrock@delphix.com> Reviewed by: Robert Mustacchi <rm@joyent.com> Reviewed by: Bill Pijewski <wdp@joyent.com> Reviewed by: Richard Elling <richard.elling@richardelling.com> Reviewed by: Steve Gonczi <gonczi@comcast.net> Reviewed by: Garrett D'Amore <garrett.damore@gmail.com> Reviewed by: Dan McDonald <danmcd@nexenta.com> Reviewed by: Albert Lee <trisk@nexenta.com> Approved by: Eric Schrock <eric.schrock@delphix.com>

734 taskq_dispatch_prealloc() desired 943 zio_interrupt ends up calling taskq_dispatch with TQ_SLEEP Reviewed by: Albert Lee <trisk@nexenta.com> Reviewed by: Richard Lowe <richlowe@richlowe.net> Reviewed by: Alexey Zaytsev <alexey.zaytsev@nexenta.com> Reviewed by: Jason Brian King <jason.brian.king@gmail.com> Reviewed by: George Wilson <gwilson@zfsmail.com> Reviewed by: Adam Leventhal <ahl@delphix.com> Approved by: Gordon Ross <gwr@nexenta.com>

1051 zfs should handle imbalanced luns Reviewed by: Eric Schrock <Eric.Schrock@delphix.com> Reviewed by: Matt Ahrens <Matt.Ahrens@delphix.com> Reviewed by: Adam Leventhal <Adam.Leventhal@delphix.com> Reviewed by: Albert Lee <trisk@nexenta.com> Reviewed by: Gordon Ross <gwr@nexenta.com> Approved by: Garrett D'Amore <garrett@nexenta.com>

6863750 kmem metadata in zfs_file_data impedes debugging non-debug crash dumps 6942439 Sporadic complete I/O halts

PSARC 2010/306 Read-only ZFS pools 6720531 ZFS should provide read-only import

6494473 ZFS needs a way to slow down resilvering 6743992 scrub/resilver causes systemic slowdown 6936821 scrub/resilver io should not be suspended 6956464 otoro: head panic in zfs:dnode_hold_impl; during system disk zinject testing

6948890 snapshot deletion can induce pathologically long spa_sync() times

6938089 dedup-induced latency causes FC initiator logouts/FC port resets

6949730 spurious arc_free() can significantly exacerbate 6948890

6675946 'zpool status' should show the progress of resilvering for individual disk. 6683750 scrub -s have to wait until resilver completed? 6841252 Resilvering not restartable - causing an excess reboot delay 6855073 spa scrub stats (eg %done) are reset on reboot 6891824 7410 NAS head "continually resilvering" following HDD replacement 6899970 scrub/resilver percent complete reporting in zpool status can be overly optimistic 6940889 add interval (count) args to zpool list 6944623 dbuf_read_done() locking performance improvement 6946760 mutex problem in bplist_enqueue() 6391915 RFE: provide interval arg to zpool status to monitor resilvering 6946512 want zfs_send() to pass back debug info 6943992 'zpool scrub' should not restart the existing scrub silently 6878281 zpool should store the time of last scrub/resilver and other zpool status info in pool properties. 6935158 Assertion failed: used <= spa_get_dspace(dd->dd_pool->dp_spa) 6944388 dsl_dataset_snapshot_reserve_space() causes dp_write_limit=max --HG-- rename : usr/src/uts/common/fs/zfs/dsl_scrub.c => usr/src/uts/common/fs/zfs/dsl_scan.c

6595532 ZIL is too talkative 6388458 zil need not inflate blocksize that much 6738159 slog can probably pack 2X more data per lwb 6897432 ziltest_noslog fails after dedup putback 6911570 Shouldn't start an ereport on speculative read failure 6920442 ZIL: Should use the stronger checksum fletcher4

6881015 ZFS write activity prevents other threads from running in a timely manner 6899867 mstate_thread_onproc_time() doesn't account for runnable time correctly PSARC/2009/615 System Duty Cycle Scheduling Class and ZFS IO Observability

6678033 resilver code should prefetch 6841580 zfs stack overflow when upgrading to userspace accounting 6859446 scrub doesn't pause correctly

6826241 Sync write IOPS drops dramatically during TXG sync 6869229 zfs should switch to shiny new metaslabs more frequently

6899923 vdev_offline/vdev_add deadlock 6900497 zdb -S could be much faster 6900898 deduped blocks should be scrubbed/resilvered exactly once

6899159 injection isn't trashing pools 6899160 pool recovery info sometimes not appearing

PSARC 2009/571 ZFS Deduplication Properties 6677093 zfs should have dedup capability

PSARC 2009/479 zpool recovery support 6667683 need a way to rollback to an uberblock from a previous txg 6885998 bad ASSERT() in traverse_zil_block()

6849167 40% write regression with multiple shares 6706578 a single zil writer should not abuse the slog

6846163 ZFS continues to use faulted logzilla, bringing system to a crawl 6872547 ztest LUN expansion test fails 6873635 zdb should be able to open a pool with a failed slog 6873654 system panics when a slog device is offlined 6875236 zdb should be able to dump the spa history

PSARC 2009/497 zfs checksum ereport payload additions 6867188 zfs checksum ereports could be more informative

PSARC 2009/423 ZFS logbias property 6832481 ZFS separate intent log bypass property

6843014 ZFS B_FAILFAST handling is broken

6844069 vdev_probe() starvation brings txg train to a screeching halt

6834217 godfather I/O should reexecute

6833711 gang leaders shouldn't have to be logical

PSARC/2009/204 ZFS user/group quotas & space accounting 6501037 want user/group quotas on ZFS 6830813 zfs list -t all fails assertion 6827260 assertion failed in arc_read(): hdr == pbuf->b_hdr 6815592 panic: No such hold X on refcount Y from zfs_znode_move 6759986 zfs list shows temporary %clone when doing online zfs recv

6792139 recovering from a suspended pool needs some work 6794830 reboot command hangs on a failed zfs pool

6798384 It can take a village to raise a zio

6713916 scrub/resilver needlessly decompress data

6328632 zpool offline is a bit too conservative 6739487 ASSERT: txg <= spa_final_txg due to scrub/export race 6767129 ASSERT: cvd->vdev_isspare, in spa_vdev_detach() 6747698 checksum failures after offline -t / export / import / scrub 6745863 ZFS writes to disk after it has been offlined 6722540 50% slowdown on scrub/resilver with certain vdev configurations 6759999 resilver logic rewrites ditto blocks on both source and destination 6758107 I/O should never suspend during spa_load() 6776548 codereview(1) runs off the page when faced with multi-line comments 6761406 AMD errata 91 workaround doesn't work on 64-bit systems

6646775 Speed up the dumpifying process for zvols

6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling 6667208 zfs/zpool commands on failed pool should not hang 6430480 grabbing config lock as writer during I/O load can take excessively long

6719934 assertion failed: ((&zh->zh_log)->blk_birth == 0), file: ../../common/fs/zfs/zil.c, line: 1336 6724738 ztest fails assertion in txg_list_destroy(): txg_list_empty(tl, t)

6343667 scrub/resilver has to start over when a snapshot is taken 6343693 'zpool status' gives delayed start for 'zpool scrub' 6670746 scrub on degraded pool return the status of 'resilver completed'? 6675685 DTL entries are lost resulting in checksum errors 6706404 get_history_one() can dereference off end of hist_event_table[] 6715414 assertion failed: ds->ds_owner != tag in dsl_dataset_rele() 6716437 ztest gets SEGV in arc_released() 6722838 bfu does not update grub

6721869 zil needs to pass block birth txg to zil_rewrite()

PSARC 2008/388 Short circuit for vdev probe failure 6410382 ZFS rename should update ->v_path 6633592 vdev_root_open() faulted logic doesn't work 6674674 zfs needs to handle more than EIO 6705158 failed log device should not be treated like normal toplevel vdev 6705232 vdev_not_present erroneously cleared in vdev_validate() 6705649 libses/libscsi plugins should be included in ABI exception list 6707536 zfs_case_timeout and associated code is unused 6707637 vdev_propagate_state() shouldn't skip log devices 6708095 better FMA integration for vdev probe failure 6708192 typo in fix for 6646106 breaks pool I/O failure handling 6709112 zio_should_retry() should account for vdev_is_failing 6718542 zinject doesn't work for file I/O probe failure 6719105 ses2: incorrect parsing of page 15 (nickname)

6616739 panic message ZFS: I/O failure (write on <unknown> is not very helpful 6623234 better FMA integration for 'failmode' property 6680971 blkbuf is leaked in zio_assess() on DEBUG bits for truly failed I/Os 6685865 vdev_disk_probe_io()/vdev_file_probe_io() dvd's setting is wrong

6429205 each zpool needs to monitor its throughput and throttle heavy writers 6528296 system hangs when swapping to a zvol 6662330 ::zfs_params should look for metaslab_gang_bang instead of zio_gang_bang

6640580 spa_get_random() is insanely slow in userland 6640559 db_last_dirty list may be updated incorrectly 6640582 zio_checksum_sha256() incorrect if buffer size not a multiple of 64 6550653 uberblock should be saved on more top levels 6640570 ZIL doesn't flush ditto block writes 6640578 some zio flags lost during I/O retry 6632372 ZFS label writing/checksumming hurts scalability of large configs

6354519 stack overflow in zfs due to zio pipeline 6533726 single-threaded checksum & parity calculations limit write bandwidth 6547248 ztest detects a future leak when there is none 6604198 zfs only using single cpu for compression (part II) --HG-- rename : usr/src/uts/common/fs/zfs/rprwlock.c => deleted_files/usr/src/uts/common/fs/zfs/rprwlock.c rename : usr/src/uts/common/fs/zfs/sys/rprwlock.h => deleted_files/usr/src/uts/common/fs/zfs/sys/rprwlock.h

PSARC 2007/618 ZFS L2ARC 6536054 second tier ("external") ARC

6625167 gang blocks don't need to retry so hard

6621355 panic in vdev_disk_io_start when trying to write to a faulted device 6622732 Assertion failed: !(zio->io_flags & ZIO_FLAG_WRITE_RETRY), file ../../../uts/com mon/fs/zfs/zio.c 6623221 CIFS breaks ZFS root

PSARC 2007/567 zpool failmode property 6322646 ZFS should gracefully handle all devices failing (when writing) 6413847 vdev label write failure should be handled more gracefully 6417772 need nicer message on write failure 6417779 ZFS: I/O failure (write on ...) -- need to reallocate writes 6467927 Node gets into a panic loop when devices are fenced off 6565042 ZFS should gracefully handle all devices failing (when reading) 6596239 Stop issuing IOs to a vdev that is going to be removed

6584470 zdb needs to initialize the bpl_lock mutex 6583739 libzpool should check for properly initialized mutexes 6548010 unbalanced mutex_init/mutex_destroy issues in zfs 6502263 ZFS needs some more FreeBSD porting love Contributed by Pawel Dawidek 6576827 multiple calls to spa_activate() can end up reinitializing all its mutexes 6576830 certain spa mutexes and condition variables need some love

6437054 vdev_cache wises up: increase DB performance by 16%

PSARC 2007/171 ZFS Separate Intent Log 6339640 Make ZIL use NVRAM when available.

6566482 panic replacing a pool device whilst intent log being used

PSARC 2007/197 ZFS hotplug PSARC 2007/283 FMA for ZFS Phase 2 6401126 ZFS DE should verify that diagnosis is still valid before solving cases 6500545 ZFS does not handle changes in devids 6508521 zpool online should warn when it is being used incorrectly 6509807 ZFS checksum ereports are not being posted 6514712 zfs_nicenum() doesn't work with perfectly-sized buffers 6520510 media state doesn't get updated properly on device removal 6520513 ZFS should have better support for device removal 6520514 vdev state should be controlled through a single ioctl() 6520519 ZFS should diagnose faulty devices 6520947 ZFS DE should close cases which no longer apply 6521393 ZFS case timeout should be FMD_TYPE_TIME 6521624 fmd_hash_walk() can dump core when given a bad address 6521946 ZFS DE needlessly subscribes to faults 6522085 ZFS dictionary files contain spelling errors 6523185 vdev_reopen() doesn't correctly propagate state 6523555 'zpool online' should be less chatty unless something goes wrong 6527379 zpool(1M) should not try to open faulted devices 6527700 ZFS should post a sysevent when topology changes 6528194 lofi should support force unmap and DKIO_DEV_GONE 6528732 ZFS should store physical device path in addition to /dev path 6532635 ZFS keeps devices open unnecessarily 6532979 bad argument to ZFS_IOC_VDEV_ATTACH can panic system 6567983 deadlock with spa_scrub_thread() and spa_namespace_lock

6536445 want ::zio to show zio tree 6546214 zpool_find_import() leaks directory handle

6520462 assertion failed in zio_write_compress 6535715 assertion failed in dmu_get_replication_level when 'zpool upgrade' 6536527 want range-checking assertions when accessing dmu_ot[]

6460622 zio_nowait() doesn't live up to its name

6513020 zio pipeline went out to lunch

6512391 DMU should leverage ZIO dependencies to achieve greater parallelism

6480626 contention on spa_config_lock on niagra

6512311 zio_done() is chunky and needs to go on a diet

4894692 caching data in heap inflates crash dump 6499454 time to increase size of kmem default allocation caches 6499459 vm should stop checking kvp directly

6341569 zio_alloc_blk() vdev distribution performs badly 6428639 large writes to zvol synchs too much, better cut down a little 6444692 Need to flush disk write cache for dmu_sync buffers 6465634 zvol: dmu_sync() should be issued in parallel 6468731 lwb_state_t can be nuked 6470042 parallel dmu_sync() isn't being used 6471679 stash blocksize in zvol_state_t rather than reading in every zvol_log_write 6472230 ZIL vdev management is inefficient 6473775 zil_commit changes in snv_48 make it hot for O_DSYNC workloads 6478388 ZIL replay takes too long causing issues while booting 6486390 zil_commit could push more transactions 6486496 zil_replay() useful debug

6485955 need more dtrace probes

6460059 zfs destroy <snapshot> leaves behind kruft 6463788 'zfs recv -d' fails if some ancestors already exist 6464897 assertion failed: "BP_GET_COMPRESS(bp) == compress" zio.c, line:897 6472843 panic when write to zvol snapshot 6475506 panic in dmu_recvbackup due to NULL pointer dereference 6475942 need more assertions in dnode_destroy() 6477102 recvbackup ioctl does not advance file offset 6477103 read-only properties should be passed as nvlist 6477900 want more /etc/system tunables for ZFS performance analysis 6479497 ::abuf_find is broken

6463348 ZFS code could be more portable

PSARC 2006/223 ZFS Hot Spares PSARC 2006/303 ZFS Clone Promotion 6276916 support for "clone swap" 6288488 du reports misleading size on RAID-Z 6393490 libzfs should be a real library 6397148 fbufs debug code should be removed from buf_hash_insert() 6405966 Hot Spare support in ZFS 6409302 passing a non-root vdev via zpool_create() panics system 6415739 assertion failed: !(zio->io_flags & 0x00040) 6416759 ::dbufs does not find bonus buffers anymore 6417978 double parity RAID-Z a.k.a. RAID6 6424554 full block re-writes need not read data in 6425111 detaching an offline device can result in import confusion

6410711 intent log blocks don't get invited to pool parties

6410698 ZFS metadata needs to be more highly replicated (ditto blocks) 6410700 zdb should support reading raw blocks out of storage pool 6410709 ztest: spa config can change before pool export

6280668 pluggable block allocation policy 6399301 initial read of space maps is super slow 6407365 large-sector disk support in ZFS 6407366 ADVANCE_NOLOCK gathers MOS 6407367 three-way deadlock between db_mtx, dbuf_hash[], and ms_lock

PSARC 2006/077 zpool clear PSARC 2006/139 FMA for ZFS 6284889 arc should replace the znode cache 6333006 DMU & DSL should not panic upon I/O error 6333092 concurrent reads to a file not scaling with number of readers 6338081 ZFS/FMA phase 1 6338386 need persistent error log 6341326 i/o error causes arc buf hash table corruption 6341639 zfs backup/restore should compute/verify checksum of backup stream 6348002 out of space due to changing properties 6354724 inaccurate error message from zfs restore 6354872 dmu_sync() blows predictive accounting 6355416 zpool scrubbing consumes all memory, system hung 6363995 df should only load libzfs when it encounters a ZFS filesystem 6366320 zfs backup/restore doesn't like signals 6368892 mount -m support needed for legacy mounts 6368902 boot archive fstat support needed for ZFS Mountroot 6369424 BFU complains when bfu'ing a ZFS root filesystem 6374062 mountroot support needed for ZFS 6376356 dirtying dbuf obj=43 lvl=0 blkid=0 but not tx_held 6378391 unused members of dmu_objset_stats_t 6378392 clean up zfs_cmd_t structure 6378685 buf_init should allocate its hash table more carefully 6378976 ziltest should be a first class citizen 6381086 zdb segfaults if there is a spa deferred-free bplist 6381203 deadlock due to i/o while assigning (tc_lock held) 6381209 freed space is not immediately available 6381344 'zpool clear' 6381345 FAULTED devices should really be UNAVAIL 6381346 import should mark devices as persistently unavailable 6383272 recursive mutex_enter() during log replay with zfs root 6386326 origin property is not displayed 6386354 libzfs does too much in its _init section, calls exit(1) 6386624 zpool should not complain about non-existent devices from libdiskmgt 6386910 spa needs to be i/o error hardened 6387735 need a mechanism to inject faults into ZFS 6387736 internal ZFS utilities should be placed in an ON-private package 6389928 libzfs should ship a lint library 6390609 malformed vdev config panics on zpool_create() 6390677 version number checking makes upgrades challenging 6390713 ztest hangs in zil_suspend() 6391873 metadata compression should be turned back on 6392113 ztest sometimes reports leaked blocks because ZIL isn't resilvered 6393004 minor memory leak in unique_insert()

6348089 panic in dbuf_remove_ref

6345023 /dev/zfs fails to open once ZFS module is unloaded 6345214 zfs IO buffers shouldn't get KMF_ flags on debug kernels

PSARC 2002/240 ZFS 6338653 Integrate ZFS PSARC 2004/652 - DKIOCFLUSH 5096886 Write caching disks need mechanism to flush cache to physical media