Date: Wed, 29 Aug 2012 12:20:52 +0400 From: Andrey Zonov <zont@FreeBSD.org> To: Daniel Braniss <danny@cs.huji.ac.il> Cc: freebsd-hackers@freebsd.org, Andy Young <ayoung@mosaicarchive.com> Subject: Re: Question on io monitoring tools such as gstat and iostat Message-ID: <503DD0E4.90000@FreeBSD.org> In-Reply-To: <E1T6dJJ-000Ljx-F7@kabab.cs.huji.ac.il> References: <CAHMRaQcmY_oEvMGKXYtkEU%2Bt7LrSogFT3AbakrRxHakKabNhwg@mail.gmail.com> <503D0308.70109@FreeBSD.org> <E1T6dJJ-000Ljx-F7@kabab.cs.huji.ac.il>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig31AC10D6C7A43ACFD5754CF9 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 8/29/12 12:07 PM, Daniel Braniss wrote: >> This is an OpenPGP/MIME signed message (RFC 2440 and 3156) >> --------------enigCDF012FCB4FC78B4732FDA45 >> Content-Type: text/plain; charset=3DISO-8859-1 >> Content-Transfer-Encoding: quoted-printable >> >> On 8/28/12 3:14 PM, Andy Young wrote: >>> I am relatively new to using IO monitoring tools and wanted to confir= m =3D >> I >>> understand them correctly. If I specify an interval of 5 seconds, my >>> assumption is that the data displayed is an average over that 5 secon= d >>> interval. Is that correct or am I misunderstanding how intervals work= ? >>> =3D20 >> >> Yes, you are right. For more information you can read devstat(3) or >> sources in src/lib/libdevstat/devstat.c. >=20 > netstat does not! >=20 And you are right, but the question was about gstat(8) and iostat(8). They print units per second, unlike netstat(1), it prints only units without "per". --=20 Andrey Zonov --------------enig31AC10D6C7A43ACFD5754CF9 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.18 (Darwin) Comment: GPGTools - http://gpgtools.org iQEcBAEBAgAGBQJQPdDkAAoJEBWLemxX/CvTsccH/R8obeXeDpc2/aP8m1peVlBQ S+3Rp9Ej4stqbrnAZzlqlzchVvBXnXZgZpkt5aeTM7pyazHOmujOOX1U1Qw+8n/U SJ4iNrko4jk/C5VHGgWAxDQVMtv0FTeKRETlnBX346NAM40KxelsZhN0BKv+m1tk 7e93urvpBBL9WarLF+0+dfaeB8i19kyqT1m6OJTVY3f/7MV5VxlbbkJXvmpF/tgr TGAaMn0LlEckkN6TQzuWPTzUNkaRdiiaRUOcK9eeJZRX/qEwueno5UppXX27ZFhr Nachxzdjy8KxNDlfGea1O3VL3miKoCG1qFkrcnoLx+XMzXteLuUw3pvbAJqZvXM= =tiK0 -----END PGP SIGNATURE----- --------------enig31AC10D6C7A43ACFD5754CF9--
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