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srpt/README: Add note about DEVICE.threads_num

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@3889 d57e44dd-8a1f-0410-8b47-8ef2f437770f
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Bart Van Assche
2011-10-05 16:34:09 +00:00
parent 74e293d282
commit 29530f6bf5
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srpt/README
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@@ -291,6 +291,16 @@ Notes about ib_srpt
that time CPU usage will be high.
Performance Notes - Target Side
-------------------------------
When using high-latency storage devices (hard disks), the default value
choosen by SCST for DEVICE.threads_num should be fine. When using low-latency
storage devices though (SSDs), DEVICE.threads_num should be set to 1 or 2 in
/etc/scst.conf in order to reach optimal performance for small block sizes
(e.g. 4 KB).
Performance Notes - Initiator Side
----------------------------------