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[31.125.38.23]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-435b1f744e2sm9980903f8f.31.2026.01.23.11.21.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 23 Jan 2026 11:21:53 -0800 (PST) Message-ID: <2b7b02aa-8759-43c4-9cd1-04a57b13cf8f@gmail.com> Date: Fri, 23 Jan 2026 19:21:53 +0000 Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH nfs-utils v2] nfsdctl: add support for min-threads parameter To: Jeff Layton , Steve Dickson Cc: Chuck Lever , NeilBrown , Olga Kornievskaia , Dai Ngo , Tom Talpey , linux-nfs@vger.kernel.org References: <20260123-minthreads-v2-1-9bfbae745845@kernel.org> Content-Language: en-GB From: Mike Owen In-Reply-To: <20260123-minthreads-v2-1-9bfbae745845@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 23/01/2026 18:48, Jeff Layton wrote: > and the thread count will dynamically fluctuate between > the min and max based on load. Can "load" be described further in the manpage for users? I ask, because I'm interested to understand the heuristics it takes into account when nfsd makes a decision to increase or decrease the thread count. For example, is memory pressure + io pressure stall info + io requests all taken into account? A popular doc that is referenced in such discussions is here: [0]. [0]: https://utcc.utoronto.ca/~cks/space/blog/linux/NFSServerHowManyThreads