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Thu, 1 Oct 2020 10:25:17 +0000 From: Johannes Thumshirn To: Shinichiro Kawasaki , "linux-block@vger.kernel.org" , Omar Sandoval CC: Omar Sandoval , Damien Le Moal , Chaitanya Kulkarni Subject: Re: [PATCH blktests 2/3] block/004: Provide max_active_zones to fio command Thread-Topic: [PATCH blktests 2/3] block/004: Provide max_active_zones to fio command Thread-Index: AQHWl9vSwdbuppVm70Sx2ne+wZj2Nw== Date: Thu, 1 Oct 2020 10:25:17 +0000 Message-ID: References: <20201001101531.333879-1-shinichiro.kawasaki@wdc.com> <20201001101531.333879-3-shinichiro.kawasaki@wdc.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: wdc.com; dkim=none (message not signed) header.d=none;wdc.com; dmarc=none action=none header.from=wdc.com; x-originating-ip: [2001:a62:1460:3d01:a4b7:4173:7208:fe59] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 87832be0-322d-4d4f-4272-08d865f44ac6 x-ms-traffictypediagnostic: SN6PR04MB4464: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: wdcipoutbound: EOP-TRUE x-ms-oob-tlc-oobclassifiers: OLM:7691; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SN4PR0401MB3598.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 87832be0-322d-4d4f-4272-08d865f44ac6 X-MS-Exchange-CrossTenant-originalarrivaltime: 01 Oct 2020 10:25:17.1849 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: /1PQLofJo7CwOnlRlHHk2lzzEKgyJ/Cr05Y9pI5GwkeHkpvHRVADRP4DgQ8fYpHrX8PGFivRdk8oksmuYHmNhwU7P1i8cNZoflJAImRAUMw= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR04MB4464 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 01/10/2020 12:15, Shin'ichiro Kawasaki wrote:=0A= > If the test target devices is a zoned block device with max_active_zones= =0A= > limit, the fio command in block/004 opens zones beyond the limit and=0A= > fails with I/O errors.=0A= > =0A= > To avoid the failure, pass the limit value to fio using --max_open_zones= =0A= > option. This option, which was introduced to fio together with=0A= > zonemode=3Dzbd, keeps the number of open zones within the specified value= .=0A= =0A= What happens if I use a fio version that does not have the --max_open_zones= =0A= option defined?=0A=