diff options
Diffstat (limited to 'man/man5')
| -rw-r--r-- | man/man5/spl-module-parameters.5 | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/man/man5/spl-module-parameters.5 b/man/man5/spl-module-parameters.5 index 3e7e877fb..fc38605b2 100644 --- a/man/man5/spl-module-parameters.5 +++ b/man/man5/spl-module-parameters.5 @@ -249,3 +249,37 @@ where a thread should run. .sp Default value: \fB0\fR .RE + +.sp +.ne 2 +.na +\fBspl_taskq_thread_dynamic\fR (int) +.ad +.RS 12n +Allow dynamic taskqs. When enabled taskqs which set the TASKQ_DYNAMIC flag +will by default create only a single thread. New threads will be created on +demand up to a maximum allowed number to facilitate the completion of +outstanding tasks. Threads which are no longer needed will be promptly +destroyed. By default this behavior is enabled but it can be disabled to +aid performance analysis or troubleshooting. +.sp +Default value: \fB1\fR +.RE + +.sp +.ne 2 +.na +\fBspl_taskq_thread_sequential\fR (int) +.ad +.RS 12n +The number of items a taskq worker thread must handle without interruption +before requesting a new worker thread be spawned. This is used to control +how quickly taskqs ramp up the number of threads processing the queue. +Because Linux thread creation and destruction are relatively inexpensive a +small default value has been selected. This means that normally threads will +be created aggressively which is desirable. Increasing this value will +result in a slower thread creation rate which may be preferable for some +configurations. +.sp +Default value: \fB4\fR +.RE |