Re: PHP performance on Xen domU with mulitple vcpu
Taylor R Campbell <[email protected]>
| Newsgroups | gmane.os.netbsd.devel.kernel |
|---|---|
| Message-ID | <[email protected]> |
> Date: Mon, 19 May 2025 12:34:01 +0000 > From: Emmanuel Dreyfus <[email protected]> > > On Mon, May 19, 2025 at 12:11:37PM +0000, Taylor R Campbell wrote: > > Please build with KDTRACE_HOOKS _and_ the patch I already sent you for > > this, which I haven't committed yet because I was waiting for your > > feedback on verifying it: > > > > https://mail-index.NetBSD.org/tech-kern/2025/04/06/msg030329.html > > Sorry, missed it. > > I applied that patch, and now I fail a bit later? > > fbt: no CTF data for module netbsd > dtrace: invalid probe specifier sdt:xen:clock:, sdt:xen:timecounter:,sdt:xen:hardclock:systime-backward, sdt:xen:hardclock:jump,sdt:xen:hardclock:missed { printf("%d %d %d %d %d %d %d", arg0, arg1, arg2, arg3, arg4, arg5, arg6) }: "/usr/lib/dtrace/psinfo.d", line 46: syntax error near "u_int" Pass `-x nolibs' to dtrace -- this works around the bug where the Xen bootloader doesn't pass the kernel's ctf sections to NetBSD (needs to be fixed but I don't know how, would have to investigate how the Xen loader works).