Date: Mon, 14 Jul 2003 20:16:36 -0400 (EDT) From: Daniel Eischen <eischen@vigrid.com> To: Kai Mosebach <kai.mosebach@freshx.de> Cc: freebsd-threads@freebsd.org Subject: Re: truss says null() Message-ID: <Pine.GSO.4.10.10307142012500.10326-100000@pcnet5.pcnet.com> In-Reply-To: <002701c34a5e$29cc6c30$0100000a@alpha>
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On Tue, 15 Jul 2003, Kai Mosebach wrote: > Hi, > > could anyone give me a hint what this program might be doing ? > > regards Kai > > [root@devil:/usr/sapdb/src/FreeBSD] # truss -p 96257 > > (null)() = 383 (0x17f) > kse_release(0x87cbfb4) = 383 (0x17f) > kse_release(0x87cbfb4) = 383 (0x17f) [ ... ] The KSEs (their appear to be at least 3 of them) are waiting for work. The lone kse_wakeup() is trying to wake one up, but it doesn't appear to be woken at least in this snippet. The parameter to kse_release() and kse_wakeup() is the address of the KSE's mailbox (each KSE has one mailbox). I don't know what the (null)'s are. What does ktrace show? -- Dan Eischen
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