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mirror_zfs/module/zfs
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shodanshok 1d2b0563f7 Fix ARC target collapse when zfs_arc_meta_limit_percent=100 
Reclaim metadata when arc_available_memory < 0 even if
meta_used is not bigger than arc_meta_limit.

As described in https://github.com/openzfs/zfs/issues/14054 if
zfs_arc_meta_limit_percent=100 then ARC target can collapse to
arc_min due to arc_purge not freeing any metadata.

This patch lets arc_prune to do its work when arc_available_memory
is negative even if meta_used is not bigger than arc_meta_limit,
avoiding ARC target collapse.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Gionatan Danti <g.danti@assyoma.it>
Closes #14054 
Closes #14093
2022-11-01 12:48:30 -07:00
..
abd.c
Avoid small buffer copying on write
2022-07-26 10:10:37 -07:00
aggsum.c
More aggsum optimizations
2021-06-09 13:05:34 -07:00
arc.c
Fix ARC target collapse when zfs_arc_meta_limit_percent=100
2022-11-01 12:48:30 -07:00
blkptr.c
Add zstd support to zfs
2020-08-20 10:30:06 -07:00
bplist.c
Fast Clone Deletion
2019-07-26 10:54:14 -07:00
bpobj.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
bptree.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
bqueue.c
zfs recv hangs if max recordsize is less than received recordsize
2022-09-19 09:39:07 -07:00
btree.c
Add zfs_btree_verify_intensity kernel module parameter
2022-09-21 13:15:51 -07:00
dataset_kstats.c
Introduce write-mostly sums
2021-06-09 13:05:34 -07:00
dbuf_stats.c
Revert "Reduce dbuf_find() lock contention"
2022-09-21 13:15:51 -07:00
dbuf.c
Revert "Reduce dbuf_find() lock contention"
2022-09-21 13:15:51 -07:00
ddt_zap.c
Refactor dnode dirty context from dbuf_dirty
2020-02-26 16:09:17 -08:00
ddt.c
Tinker with slop space accounting with dedup
2021-09-14 12:38:05 -07:00
dmu_diff.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
dmu_object.c
Introduce CPU_SEQID_UNSTABLE
2020-11-02 11:51:12 -08:00
dmu_objset.c
Add options to zfs redundant_metadata property
2022-11-01 12:25:58 -07:00
dmu_recv.c
Receive checks should allow unencrypted child datasets
2022-02-16 17:58:55 -08:00
dmu_redact.c
Fix incorrect size given to bqueue_enqueue() call in dmu_redact.c
2022-09-21 13:15:51 -07:00
dmu_send.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
dmu_traverse.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
dmu_tx.c
Refactor Log Size Limit
2022-09-26 14:55:27 -07:00
dmu_zfetch.c
More speculative prefetcher improvements
2022-07-26 10:10:37 -07:00
dmu.c
Bring per_txg_dirty_frees_percent back to 30
2022-11-01 12:32:40 -07:00
dnode_sync.c
Report dnodes with faulty bonuslen
2022-02-16 17:58:55 -08:00
dnode.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
dsl_bookmark.c
Fix -Wattribute-warning in dsl layer
2022-07-27 13:38:56 -07:00
dsl_crypt.c
Introduce a flag to skip comparing the local mac when raw sending
2022-02-04 16:14:56 -08:00
dsl_dataset.c
Remove unneeded "extern inline" function declarations
2022-02-16 17:58:56 -08:00
dsl_deadlist.c
Fix panic in dsl_process_sub_livelist for EINTR
2022-11-01 12:34:08 -07:00
dsl_deleg.c
Reduce loaded range tree memory usage
2019-10-09 10:36:03 -07:00
dsl_destroy.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
dsl_dir.c
Fix ENOSPC when unlinking multiple files from full pool
2022-03-08 11:46:03 -08:00
dsl_pool.c
Refactor Log Size Limit
2022-09-26 14:55:27 -07:00
dsl_prop.c
Add options to zfs redundant_metadata property
2022-11-01 12:25:58 -07:00
dsl_scan.c
Fix scrub resume from newly created hole.
2022-07-26 10:10:37 -07:00
dsl_synctask.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
dsl_userhold.c
Replace sprintf()->snprintf() and strcpy()->strlcpy()
2020-06-07 11:42:12 -07:00
edonr_zfs.c
Add include files for prototypes
2020-06-18 12:21:25 -07:00
fm.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
gzip.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
hkdf.c
Encryption patch follow-up
2017-10-11 16:54:48 -04:00
lz4.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
lzjb.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
Makefile.in
Distributed Spare (dRAID) Feature
2020-11-13 13:51:51 -08:00
metaslab.c
Stop ganging due to past vdev write errors
2022-11-01 12:36:25 -07:00
mmp.c
Optimize small random numbers generation
2021-09-14 12:10:17 -07:00
multilist.c
Optimize small random numbers generation
2021-09-14 12:10:17 -07:00
objlist.c
Implement Redacted Send/Receive
2019-06-19 09:48:12 -07:00
pathname.c
Replace ZFS on Linux references with OpenZFS
2020-10-08 20:10:13 -07:00
range_tree.c
Several sorted scrub optimizations
2022-07-26 10:10:37 -07:00
refcount.c
Export minimal zfs_refcount interfaces
2022-04-06 10:29:00 -07:00
rrwlock.c
Rename refcount.h to zfs_refcount.h
2020-07-29 16:35:33 -07:00
sa.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
sha256.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
skein_zfs.c
Add include files for prototypes
2020-06-18 12:21:25 -07:00
spa_boot.c
Add include files for prototypes
2020-06-18 12:21:25 -07:00
spa_checkpoint.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
spa_config.c
Cleaning up uio headers
2021-02-20 20:16:50 -08:00
spa_errlog.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
spa_history.c
Annotated dprintf as printf-like
2021-06-24 13:12:36 -07:00
spa_log_spacemap.c
Improve log spacemap load time
2022-07-26 10:10:37 -07:00
spa_misc.c
Remove refcount from spa_config_*()
2022-07-26 10:10:37 -07:00
spa_stats.c
Remove pool io kstats
2021-06-10 10:50:16 -07:00
spa.c
Improve log spacemap load time
2022-07-26 10:10:37 -07:00
space_map.c
Optimize small random numbers generation
2021-09-14 12:10:17 -07:00
space_reftree.c
Reduce loaded range tree memory usage
2019-10-09 10:36:03 -07:00
THIRDPARTYLICENSE.cityhash
OpenZFS 8484 - Implement aggregate sum and use for arc counters
2018-06-06 09:35:59 -07:00
THIRDPARTYLICENSE.cityhash.descrip
OpenZFS 8484 - Implement aggregate sum and use for arc counters
2018-06-06 09:35:59 -07:00
txg.c
Optimize txg_kick() process (#12274)
2022-09-21 16:12:14 -07:00
uberblock.c
MMP interval and fail_intervals in uberblock
2019-03-21 12:47:57 -07:00
unique.c
Reduce loaded range tree memory usage
2019-10-09 10:36:03 -07:00
vdev_cache.c
Replace ASSERTV macro with compiler annotation
2019-12-05 12:37:00 -08:00
vdev_draid_rand.c
Distributed Spare (dRAID) Feature
2020-11-13 13:51:51 -08:00
vdev_draid.c
Improve too large physical ashift handling
2022-09-21 13:15:15 -07:00
vdev_indirect_births.c
Fixes: #8934 Large kmem_alloc
2019-07-10 15:54:49 -07:00
vdev_indirect_mapping.c
Replace ASSERTV macro with compiler annotation
2019-12-05 12:37:00 -08:00
vdev_indirect.c
module/zfs: vdev_indirect: vdev_indirect_repair: remove unused variable
2022-05-02 15:42:58 -07:00
vdev_initialize.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
vdev_label.c
Use fallthrough macro
2021-11-02 09:50:30 -07:00
vdev_mirror.c
Improve too large physical ashift handling
2022-09-21 13:15:15 -07:00
vdev_missing.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
vdev_queue.c
Avoid vq_lock drop in vdev_queue_aggregate()
2021-09-14 14:31:22 -07:00
vdev_raidz_math_aarch64_neon_common.h
FreeBSD: fix the build with Clang 11
2020-08-17 15:40:17 -07:00
vdev_raidz_math_aarch64_neon.c
Linux 5.0 compat: SIMD compatibility
2019-07-12 09:31:20 -07:00
vdev_raidz_math_aarch64_neonx2.c
Linux 5.0 compat: SIMD compatibility
2019-07-12 09:31:20 -07:00
vdev_raidz_math_avx2.c
FreeBSD: fix the build with Clang 11
2020-08-17 15:40:17 -07:00
vdev_raidz_math_avx512bw.c
Refactor ccompile.h to not include system headers
2020-07-25 20:09:50 -07:00
vdev_raidz_math_avx512f.c
FreeBSD: fix the build with Clang 11
2020-08-17 15:40:17 -07:00
vdev_raidz_math_impl.h
Distributed Spare (dRAID) Feature
2020-11-13 13:51:51 -08:00
vdev_raidz_math_powerpc_altivec_common.h
FreeBSD: fix the build with Clang 11
2020-08-17 15:40:17 -07:00
vdev_raidz_math_powerpc_altivec.c
Prefix zfs internal endian checks with _ZFS
2020-07-28 13:02:49 -07:00
vdev_raidz_math_scalar.c
Use fallthrough macro
2021-11-02 09:50:30 -07:00
vdev_raidz_math_sse2.c
FreeBSD: fix the build with Clang 11
2020-08-17 15:40:17 -07:00
vdev_raidz_math_ssse3.c
Refactor ccompile.h to not include system headers
2020-07-25 20:09:50 -07:00
vdev_raidz_math.c
Initialize parity blocks before RAID-Z reconstruction benchmarking
2021-09-14 14:32:16 -07:00
vdev_raidz.c
Improve too large physical ashift handling
2022-09-21 13:15:15 -07:00
vdev_rebuild.c
Fix sequential resilver drive failure race condition
2022-10-21 14:05:06 -07:00
vdev_removal.c
Improve log spacemap load time
2022-07-26 10:10:37 -07:00
vdev_root.c
Distributed Spare (dRAID) Feature
2020-11-13 13:51:51 -08:00
vdev_trim.c
Propagate extent_bytes change to autotrim thread
2022-11-01 12:48:23 -07:00
vdev.c
Improve too large physical ashift handling
2022-09-21 13:15:15 -07:00
zap_leaf.c
Remove unneeded "extern inline" function declarations
2022-02-16 17:58:56 -08:00
zap_micro.c
Remove unneeded "extern inline" function declarations
2022-02-16 17:58:56 -08:00
zap.c
Remove unneeded "extern inline" function declarations
2022-02-16 17:58:56 -08:00
zcp_get.c
Add include files for prototypes
2020-06-18 12:21:25 -07:00
zcp_global.c
OpenZFS 8600 - ZFS channel programs - snapshot
2018-02-08 15:29:24 -08:00
zcp_iter.c
Fix typos in module/zfs/
2019-09-02 17:56:41 -07:00
zcp_set.c
Support setting user properties in a channel program
2020-02-14 13:41:42 -08:00
zcp_synctask.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
zcp.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
zfeature.c
Throw const on some strings
2020-10-02 17:44:10 -07:00
zfs_byteswap.c
Mark functions as static
2020-06-18 12:20:38 -07:00
zfs_fm.c
fm: remove unused variables
2022-05-02 15:42:58 -07:00
zfs_fuid.c
Fix regression in POSIX mode behavior
2021-03-19 22:50:46 -07:00
zfs_ioctl.c
Delay ZFS_PROP_SHARESMB property to handle it for encrypted raw receive
2022-09-21 13:15:26 -07:00
zfs_log.c
Add Module Parameter Regarding Log Size Limit
2022-09-21 16:12:14 -07:00
zfs_onexit.c
file reference counts can get corrupted
2021-09-14 12:37:38 -07:00
zfs_quota.c
File incorrectly zeroed when receiving incremental stream that toggles -L
2020-06-09 10:41:01 -07:00
zfs_ratelimit.c
Change checksum & IO delay ratelimit values
2018-03-04 17:34:51 -08:00
zfs_replay.c
Use fallthrough macro
2021-11-02 09:50:30 -07:00
zfs_rlock.c
Add a "try" operation for range locks
2020-07-06 11:53:31 -07:00
zfs_sa.c
Extending FreeBSD UIO Struct
2021-01-20 21:27:30 -08:00
zfs_vnops.c
Revert behavior of 59eab109 on not-Linux
2022-08-02 10:05:14 -07:00
zil.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
zio_checksum.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
zio_compress.c
module: zfs: fix unused, remove argsused
2022-02-16 17:58:56 -08:00
zio_inject.c
Optimize small random numbers generation
2021-09-14 12:10:17 -07:00
zio.c
Fix scrub resume from newly created hole.
2022-07-26 10:10:37 -07:00
zle.c
Add include files for prototypes
2020-06-18 12:21:25 -07:00
zrlock.c
Remove dead code
2020-06-18 12:21:18 -07:00
zthr.c
Avoid memory allocations in the ARC eviction thread
2022-02-03 15:30:52 -08:00
zvol.c
Add Module Parameter Regarding Log Size Limit
2022-09-21 16:12:14 -07:00