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Sat, 27 Mar 2021 17:25:37 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.5.0-alpha0-273-g8500d2492d-fm-20210323.002-g8500d249 Mime-Version: 1.0 Message-Id: <3ffc50f7-3e0b-43e7-9519-16d473c96c8f@www.fastmail.com> In-Reply-To: <12152-1606479571.438744@cBp9.JV-x.oecz> References: <20201123214942.hi2rx7n3jk25ucmd@chazelas.org> <74327-1606347813.918593@HxCz.NV4p.AwzH> <20201126201431.a6ym56gcagomyvzk@chazelas.org> <20201127071357.kifmnsmf45f6vkw3@chazelas.org> <12152-1606479571.438744@cBp9.JV-x.oecz> Date: Sat, 27 Mar 2021 17:25:16 -0400 From: =?UTF-8?Q?Lawrence_Vel=C3=A1zquez?= To: zsh-workers@zsh.org Subject: Re: [PATCH] ulimit option completions using ulimit -a output Content-Type: text/plain X-Seq: 48280 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: Archived-At: Anything else on this? (Sorry if I end up sending too many messages about these ulimit changes; it's a little difficult to follow the threads.) vq On Fri, Nov 27, 2020, at 7:19 AM, Oliver Kiddle wrote: > Stephane Chazelas wrote: > > By the way, should I cache that list of options retrieved from > > the output of "ulimit -a"? After all, it's not going to change > > I wouldn't bother. It's a shell builtin, everything it outputs is > straight from memory so the only cost is a single fork. No delay is > discernable. > > > from one run to the next. But then again, a $(ulimit -a) command > > substitution is going to be fast and caching uses up memory. Do > > you have recommendations as to when to cache and when not to? > > Mostly it comes down to what seems sensible in a particular case. The > main criteria being if a delay is noticable. But it would also depend > whether it is the type of command that is likely used repeatedly in a > session (which ulimit probably isn't much). There's also the choice > of just cache in a variable in memory vs. using the cache functions > to store it in a file. I'm more inclined towards that when it is very > large. > > Oliver > >