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<blockquote data-quote="sepik" data-source="post: 908945" data-attributes="member: 74435">[USER=8794]@Jaspion[/USER] Depends of what defragger is being used. If i remember this right, Perfectdisk and o&amp;o can does have an option to respect layout.ini (aka stuff in prefetch folder). PD smartplacement is good. PDs Optiwrite is not, according to my testing. Usually when i do backup system drive image with macrium, i takes about 1.50 minutes to complete. However, with Perfectdisk Optiwrite enabled, i takes 3min to complete. Sure i was like wtf? Then i ran drive analyze, and &quot;Optiwrite&quot; wrote that imagefile to slowest part of the HDD. Then, without &quot;Optiwrite&quot; enabled, it wrote it faster free space available. I dunno why it does that, maybe it &quot;intercept&quot; all I/O writes by its own driver to prevent defraggin and optimal file placement. In other hand, i did smartplacement on my nvme(PD warned, not recommended when using SSD). Rebooted, then do SSD Optimize on the system drive. Surprisingly according to CrystalDiskmark, sequential(Q1T1) and random write speeds were faster then with O&amp;O. And, if You are the same Jaspion that did defrag script for the famous MyDefrag, You get my deeply respect!-sepik</blockquote>

[QUOTE="sepik, post: 908945, member: 74435"] [USER=8794]@Jaspion[/USER] Depends of what defragger is being used. If i remember this right, Perfectdisk and o&o can does have an option to respect layout.ini (aka stuff in prefetch folder). PD smartplacement is good. PDs Optiwrite is not, according to my testing. Usually when i do backup system drive image with macrium, i takes about 1.50 minutes to complete. However, with Perfectdisk Optiwrite enabled, i takes 3min to complete. Sure i was like wtf? Then i ran drive analyze, and "Optiwrite" wrote that imagefile to slowest part of the HDD. Then, without "Optiwrite" enabled, it wrote it faster free space available. I dunno why it does that, maybe it "intercept" all I/O writes by its own driver to prevent defraggin and optimal file placement. In other hand, i did smartplacement on my nvme(PD warned, not recommended when using SSD). Rebooted, then do SSD Optimize on the system drive. Surprisingly according to CrystalDiskmark, sequential(Q1T1) and random write speeds were faster then with O&O. And, if You are the same Jaspion that did defrag script for the famous MyDefrag, You get my deeply respect! -sepik [/QUOTE]

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