Date: Sun, 19 May 2019 16:14:27 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 219216] sched_bind() blocks if the entropy pool is starved Message-ID: <bug-219216-227-qAEB8Ktb4k@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-219216-227@https.bugs.freebsd.org/bugzilla/> References: <bug-219216-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D219216 --- Comment #11 from Conrad Meyer <cem@freebsd.org> --- (In reply to Fabian Keil from comment #9) > While dd keeps a core busy as expected, rand_harvestq stays below 3% > cpu use according to top. > ... >=20 > The fact that rand_harvestq is busy doesn't necessarily indicate that > the entropy pool is starved. True. On 12.0 through head, if you have concurrent random readers (especia= lly 2+), rand_harvestq CPU time may just indicate it is spinning on the global Fortuna lock while a reader generates random data. Some more detail in my earlier comment #10. --=20 You are receiving this mail because: You are the assignee for the bug.=
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