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zinject: Introduce ready delay fault injection

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This adds a pause to the ZIO pipeline in the ready stage for
matching I/O (data, dnode, or raw bookmark).

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Rob Norris <robn@despairlabs.com>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Akash B <akash-b@hpe.com>
Signed-off-by: Robert Evans <evansr@google.com>
Closes #17787
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Robert Evans
2025-10-01 15:17:13 -04:00
committed by Tony Hutter
parent 073b34b3ee
commit ead0fb736d
6 changed files with 134 additions and 11 deletions
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man/man8/zinject.8
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@@ -138,6 +138,20 @@ This injector is automatically cleared after the import is finished.
.
.It Xo
.Nm zinject
.Fl E Ar delay
.Op Fl a
.Op Fl m
.Op Fl f Ar freq
.Op Fl l Ar level
.Op Fl r Ar range
.Op Fl T Ar iotype
.Op Fl t Ar type Ns | Ns Fl b Ar bookmark
.Xc
Inject pipeline ready stage delays for the given object or bookmark.
The delay is specified in milliseconds.
.
.It Xo
.Nm zinject
.Fl I
.Op Fl s Ar seconds Ns | Ns Fl g Ar txgs
.Ar pool