Messages in this thread | | | From | Sandeep Dhavale <> | Date | Mon, 27 Feb 2023 20:47:48 -0800 | Subject | Re: [PATCH v5] erofs: add per-cpu threads for decompression as an option |
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Hi all, I completed the tests and the results are consistent with our previous observation. We can see that removing WQ_UNBOUND helps but the scheduling latency by using high priority per cpu kthreads is even lower. Below is the table.
|---------------------+-------+-------+------+-------| | Table | avg | med | min | max | |---------------------+-------+-------+------+-------| | Default erofs | 19323 | 19758 | 3986 | 35051 | |---------------------+-------+-------+------+-------| | !WQ_UNBOUND | 11202 | 10798 | 3493 | 19822 | |---------------------+-------+-------+------+-------| | hipri pcpu kthreads | 7182 | 7017 | 2463 | 12300 | |---------------------+-------+-------+------+-------|
Thanks, Sandeep.
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