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Sort log spacemap tunables in alphabetical order

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Beside the whole commit being a nit in reality it should
bring the diffs of the spa_log_spacemap.c source file
between ZoL and delphix/zfs to 0.

Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Chris Dunlop <chris@onthe.net.au>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Serapheim Dimitropoulos <serapheim@delphix.com>
Closes #9143
This commit is contained in:
Serapheim Dimitropoulos 2019-08-12 09:49:07 -07:00 committed by Brian Behlendorf
parent c81f1790e2
commit 2081db7982
1 changed files with 37 additions and 37 deletions
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74
module/zfs/spa_log_spacemap.c
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@ -1283,6 +1283,43 @@ spa_ld_log_spacemaps(spa_t *spa)
#if defined(_KERNEL) #if defined(_KERNEL)
/* BEGIN CSTYLED */ /* BEGIN CSTYLED */
module_param(zfs_keep_log_spacemaps_at_export, int, 0644);
MODULE_PARM_DESC(zfs_keep_log_spacemaps_at_export,
"Prevent the log spacemaps from being flushed and destroyed "
"during pool export/destroy");
module_param(zfs_max_logsm_summary_length, ulong, 0644);
MODULE_PARM_DESC(zfs_max_logsm_summary_length,
"Maximum number of rows allowed in the summary of "
"the spacemap log");
module_param(zfs_max_log_walking, ulong, 0644);
MODULE_PARM_DESC(zfs_max_log_walking,
"The number of past TXGs that the flushing algorithm of the log "
"spacemap feature uses to estimate incoming log blocks");
module_param(zfs_min_metaslabs_to_flush, ulong, 0644);
MODULE_PARM_DESC(zfs_min_metaslabs_to_flush,
"Minimum number of metaslabs to flush per dirty TXG");
module_param(zfs_unflushed_log_block_pct, ulong, 0644);
MODULE_PARM_DESC(zfs_unflushed_log_block_pct,
"Tunable used to determine the number of blocks that can be "
"used for the spacemap log, expressed as a percentage of the "
" total number of metaslabs in the pool (e.g. 400 means the "
" number of log blocks is capped at 4 times the number of "
"metaslabs)");
module_param(zfs_unflushed_log_block_max, ulong, 0644);
MODULE_PARM_DESC(zfs_unflushed_log_block_max,
"Hard limit (upper-bound) in the size of the space map log "
"in terms of blocks.");
module_param(zfs_unflushed_log_block_min, ulong, 0644);
MODULE_PARM_DESC(zfs_unflushed_log_block_min,
"Lower-bound limit for the maximum amount of blocks in "
"log spacemap.");
module_param(zfs_unflushed_max_mem_amt, ulong, 0644); module_param(zfs_unflushed_max_mem_amt, ulong, 0644);
MODULE_PARM_DESC(zfs_unflushed_max_mem_amt, MODULE_PARM_DESC(zfs_unflushed_max_mem_amt,
"Specific hard-limit in memory that ZFS allows to be used for " "Specific hard-limit in memory that ZFS allows to be used for "
@ -1293,42 +1330,5 @@ MODULE_PARM_DESC(zfs_unflushed_max_mem_ppm,
"Percentage of the overall system memory that ZFS allows to be " "Percentage of the overall system memory that ZFS allows to be "
"used for unflushed changes (value is calculated over 1000000 for " "used for unflushed changes (value is calculated over 1000000 for "
"finer granularity"); "finer granularity");
module_param(zfs_unflushed_log_block_max, ulong, 0644);
MODULE_PARM_DESC(zfs_unflushed_log_block_max,
"Hard limit (upper-bound) in the size of the space map log "
"in terms of blocks.");
module_param(zfs_unflushed_log_block_min, ulong, 0644);
MODULE_PARM_DESC(zfs_unflushed_log_block_min,
"Lower-bound limit for the maximum amount of blocks allowed in "
"log spacemap (see zfs_unflushed_log_block_max)");
module_param(zfs_unflushed_log_block_pct, ulong, 0644);
MODULE_PARM_DESC(zfs_unflushed_log_block_pct,
"Tunable used to determine the number of blocks that can be "
"used for the spacemap log, expressed as a percentage of the "
" total number of metaslabs in the pool (e.g. 400 means the "
" number of log blocks is capped at 4 times the number of "
"metaslabs)");
module_param(zfs_max_log_walking, ulong, 0644);
MODULE_PARM_DESC(zfs_max_log_walking,
"The number of past TXGs that the flushing algorithm of the log "
"spacemap feature uses to estimate incoming log blocks");
module_param(zfs_max_logsm_summary_length, ulong, 0644);
MODULE_PARM_DESC(zfs_max_logsm_summary_length,
"Maximum number of rows allowed in the summary of "
"the spacemap log");
module_param(zfs_min_metaslabs_to_flush, ulong, 0644);
MODULE_PARM_DESC(zfs_min_metaslabs_to_flush,
"Minimum number of metaslabs to flush per dirty TXG");
module_param(zfs_keep_log_spacemaps_at_export, int, 0644);
MODULE_PARM_DESC(zfs_keep_log_spacemaps_at_export,
"Prevent the log spacemaps from being flushed and destroyed "
"during pool export/destroy");
/* END CSTYLED */ /* END CSTYLED */
#endif #endif