From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Subject: Re: fio bw and iops logs broken References: From: Jens Axboe Message-ID: <57563A9F.8090906@kernel.dk> Date: Mon, 6 Jun 2016 21:08:15 -0600 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit To: Jeff Furlong , "fio@vger.kernel.org" List-ID: On 06/06/2016 04:07 PM, Jeff Furlong wrote: > Hi All, > Somewhere between fio-2.11 and fio-2.11-14-gf031 the bw and iops logs no longer get written. > > # fio --name=test_job --ioengine=libaio --direct=1 --rw=write --iodepth=32 --size=100% --numjobs=1 --bs=1m --filename=/dev/nvme0n1 --group_reporting --write_bw_log=test_job --write_iops_log=test_job --write_lat_log=test_job --log_avg_msec=1000 --disable_lat=0 --disable_clat=0 --disable_slat=0 --runtime=10s --ramp_time=5s --output=test_job > > # ls -l > -rw-r--r-- 1 root root 1537 Jun 6 15:01 test_job > -rw-r--r-- 1 root root 0 Jun 6 15:01 test_job_bw.1.log > -rw-r--r-- 1 root root 199 Jun 6 15:01 test_job_clat.1.log > -rw-r--r-- 1 root root 0 Jun 6 15:01 test_job_iops.1.log > -rw-r--r-- 1 root root 200 Jun 6 15:01 test_job_lat.1.log > -rw-r--r-- 1 root root 254 Jun 6 15:01 test_job_slat.1.log > > See above file sizes of zero for the bw and iops logs. However, lat/slat/clat are written. Thoughts on which recent commit broke the functionality? Thanks. I'll take a look. -- Jens Axboe