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Improve sysctl descriptions for new ZFS sysctls:
vfs.zfs.dirty_data_max vfs.zfs.dirty_data_max_max vfs.zfs.dirty_data_sync Reviewed by: smh Approved by: wblock (mentor)
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parent
81e3caaf77
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ecd9567c1a
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=266533
@ -144,13 +144,13 @@ SYSCTL_DECL(_vfs_zfs);
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TUNABLE_QUAD("vfs.zfs.dirty_data_max", &zfs_dirty_data_max);
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TUNABLE_QUAD("vfs.zfs.dirty_data_max", &zfs_dirty_data_max);
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SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, dirty_data_max, CTLFLAG_RWTUN,
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SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, dirty_data_max, CTLFLAG_RWTUN,
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&zfs_dirty_data_max, 0,
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&zfs_dirty_data_max, 0,
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"The dirty space limit in bytes after which new writes are halted until "
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"The maximum amount of dirty data in bytes after which new writes are "
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"space becomes available");
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"halted until space becomes available");
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TUNABLE_QUAD("vfs.zfs.dirty_data_max_max", &zfs_dirty_data_max_max);
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TUNABLE_QUAD("vfs.zfs.dirty_data_max_max", &zfs_dirty_data_max_max);
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SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, dirty_data_max_max, CTLFLAG_RDTUN,
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SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, dirty_data_max_max, CTLFLAG_RDTUN,
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&zfs_dirty_data_max_max, 0,
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&zfs_dirty_data_max_max, 0,
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"The absolute cap on diry_data_max when auto calculating");
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"The absolute cap on dirty_data_max when auto calculating");
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TUNABLE_INT("vfs.zfs.dirty_data_max_percent", &zfs_dirty_data_max_percent);
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TUNABLE_INT("vfs.zfs.dirty_data_max_percent", &zfs_dirty_data_max_percent);
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SYSCTL_INT(_vfs_zfs, OID_AUTO, dirty_data_max_percent, CTLFLAG_RDTUN,
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SYSCTL_INT(_vfs_zfs, OID_AUTO, dirty_data_max_percent, CTLFLAG_RDTUN,
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@ -160,7 +160,7 @@ SYSCTL_INT(_vfs_zfs, OID_AUTO, dirty_data_max_percent, CTLFLAG_RDTUN,
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TUNABLE_QUAD("vfs.zfs.dirty_data_sync", &zfs_dirty_data_sync);
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TUNABLE_QUAD("vfs.zfs.dirty_data_sync", &zfs_dirty_data_sync);
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SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, dirty_data_sync, CTLFLAG_RWTUN,
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SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, dirty_data_sync, CTLFLAG_RWTUN,
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&zfs_dirty_data_sync, 0,
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&zfs_dirty_data_sync, 0,
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"Force at txg if the number of dirty buffer bytes exceed this value");
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"Force a txg if the number of dirty buffer bytes exceed this value");
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static int sysctl_zfs_delay_min_dirty_percent(SYSCTL_HANDLER_ARGS);
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static int sysctl_zfs_delay_min_dirty_percent(SYSCTL_HANDLER_ARGS);
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/* No zfs_delay_min_dirty_percent tunable due to limit requirements */
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/* No zfs_delay_min_dirty_percent tunable due to limit requirements */
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