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Sun, 24 Dec 2023 06:16:54 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.9.0-alpha0-1364-ga51d5fd3b7-fm-20231219.001-ga51d5fd3 List-Id: Filesystems List-Archive: https://lists.freebsd.org/archives/freebsd-fs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-fs@freebsd.org MIME-Version: 1.0 Message-Id: <0ac6ceb8-cdf4-49f7-99c3-026a56527fd3@app.fastmail.com> In-Reply-To: References: <2dcc21bb-f446-41fa-871b-2c37cdf9afe0@app.fastmail.com> Date: Sun, 24 Dec 2023 11:16:24 +0000 From: void To: freebsd-fs Subject: Re: measuring swap partition speed Content-Type: text/plain X-Spamd-Result: default: False [-4.13 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.94)[-0.943]; DMARC_POLICY_ALLOW(-0.50)[f-m.fm,none]; R_DKIM_ALLOW(-0.20)[f-m.fm:s=fm2,messagingengine.com:s=fm2]; R_SPF_ALLOW(-0.20)[+ip4:66.111.4.25]; RWL_MAILSPIKE_GOOD(-0.10)[66.111.4.25:from]; MIME_GOOD(-0.10)[text/plain]; RCVD_IN_DNSWL_LOW(-0.10)[66.111.4.25:from]; XM_UA_NO_VERSION(0.01)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-fs@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; FROM_HAS_DN(0.00)[]; ARC_NA(0.00)[]; FREEMAIL_ENVFROM(0.00)[f-m.fm]; ASN(0.00)[asn:19151, ipnet:66.111.4.0/24, country:US]; TO_DN_ALL(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; FREEMAIL_FROM(0.00)[f-m.fm]; DWL_DNSWL_NONE(0.00)[messagingengine.com:dkim]; DKIM_TRACE(0.00)[f-m.fm:+,messagingengine.com:+]; MIME_TRACE(0.00)[0:+]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; MLMMJ_DEST(0.00)[freebsd-fs@freebsd.org] X-Rspamd-Queue-Id: 4Sydlq2bKXz3Qvj X-Spamd-Bar: ---- On Sat, 23 Dec 2023, at 21:19, Warner Losh wrote: > 5s+ of latency on the average, max latency of 12s! Woof. No wonder you > hate life. LOL! Thing is, it's not all the time. But when it happens, it tends to stay happening, unless something like swapflush runs or if I manually swapoff then on.