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>

5120 zfs should allow large block/gzip/raidz boot pool (loader project) Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com> Reviewed by: Andrew Stormont <andyjstormont@gmail.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Approved by: Robert Mustacchi <rm@joyent.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>

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>

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>

5661 ZFS: "compression = on" should use lz4 if feature is enabled Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net> Reviewed by: Xin LI <delphij@freebsd.org> Approved by: Robert Mustacchi <rm@joyent.com>

5313 Allow I/Os to be aggregated across ZIO priority classes Reviewed by: Andriy Gapon <avg@FreeBSD.org> Reviewed by: Will Andrews <willa@SpectraLogic.com> Reviewed by: Matt Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george@delphix.com> Approved by: Robert Mustacchi <rm@joyent.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>

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>

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>

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>

2932 support crash dumps to raidz, etc. pools Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Approved by: Dan McDonald <danmcd@nexenta.com>

3618 ::zio dcmd does not show timestamp data Reviewed by: Adam Leventhal <ahl@delphix.com> Reviewed by: George Wilson <gwilson@zfsmail.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: Garrett D'Amore <garrett@damore.org> Approved by: Dan McDonald <danmcd@nexenta.com>

3035 LZ4 compression support in ZFS and GRUB Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Christopher Siden <christopher.siden@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Approved by: Christopher Siden <csiden@delphix.com>

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>

3246 ZFS I/O deadman thread Reviewed by: Matt Ahrens <matthew.ahrens@delphix.com> Reviewed by: Eric Schrock <eric.schrock@delphix.com> Reviewed by: Christopher Siden <chris.siden@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>

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>

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

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

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

PSARC/2009/511 zpool split 5097228 provide 'zpool split' to create new pool by breaking all mirrors 6880831 memory leak in zpool add 6891438 zfs_ioc_userspace_upgrade could reference uninitialised error variable 6891441 zvol_create_minor sets local variable zv but never references it 6891442 spa_import() sets local variable spa but never references it 6895446 vdevs left open after removing slogs or offlining device/file

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

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

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

6574286 removing a slog doesn't work 6856566 zpool import -F can cause panic 6863456 system panic by load_nvlist(spa, spa->spa_config_object, &nv) == 0 while running zfs test suite 6882947 dump_nvlist() should live in libnvpair

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

6854612 triple-parity RAID-Z 6854621 RAID-Z should mind the gap on writes

6843014 ZFS B_FAILFAST handling is broken

6740597 zfs fletcher-2 is losing its carries

6833711 gang leaders shouldn't have to be logical

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()

6616599 vdev_config_sync(rvd, txg) == 0, file: ../../common/fs/zfs/spa .c, line: 3537

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

PSARC 2006/370 ZFS Boot Support 5008936 ZFS and/or zvol should support dumps 5070124 dumpadm -d /dev/... does not enforce block device requirement for savecore 6521468 ZFS Boot support Phase 2 6553503 bfu can't find 'rootdev' from /etc/vfstab on a zfs root filesystem 6574993 zfs_mountroot() may need to call clkset() to set the boot_time kstat 6633197 zvol should not permit newfs or createpool while it's in use by swap or dump 6661127 zfs_name_valid() does not support ZFS_TYPE_POOL 6684121 The changes to smf scripts for supporting canmount=noauto will cause a boot failure. --HG-- rename : usr/src/psm/stand/bootblks/zfs/common/debug-zfs.fth => deleted_files/usr/src/psm/stand/bootblks/zfs/common/debug-zfs.fth rename : usr/src/psm/stand/bootblks/zfs/common/big-zfs.fth => usr/src/psm/stand/bootblks/zfs/common/fs-zfs.fth

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

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

6566482 panic replacing a pool device whilst intent log being used

6536602 add zlib compression support and upgrade to version 1.2.3 6536606 gzip compression for ZFS 6536608 restore zmod mapfile 6536631 decompress.c should use the new gzip support in zlib --HG-- rename : usr/src/uts/common/zmod/infblock.c => deleted_files/usr/src/uts/common/zmod/infblock.c rename : usr/src/uts/common/zmod/infblock.h => deleted_files/usr/src/uts/common/zmod/infblock.h rename : usr/src/uts/common/zmod/infcodes.c => deleted_files/usr/src/uts/common/zmod/infcodes.c rename : usr/src/uts/common/zmod/infcodes.h => deleted_files/usr/src/uts/common/zmod/infcodes.h rename : usr/src/uts/common/zmod/infutil.c => deleted_files/usr/src/uts/common/zmod/infutil.c rename : usr/src/uts/common/zmod/infutil.h => deleted_files/usr/src/uts/common/zmod/infutil.h rename : deleted_files/usr/src/uts/common/zmod/mapfile => usr/src/uts/common/zmod/mapfile

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

6512391 DMU should leverage ZIO dependencies to achieve greater parallelism

6480626 contention on spa_config_lock on niagra

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

6485204 more tuneable tweakin

6485955 need more dtrace probes

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()

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