X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.1;h=10cb51d5ced620e523a60aff4600c17566e054a6;hp=77c8d9b81796f6ae662d8a4c1f99d29a692d5d80;hb=fb390e242cac8868e01cdc2046c63e04e3d53d70;hpb=25460cf6350fb90b8a7943bb649a51d81bac13a4 diff --git a/fio.1 b/fio.1 index 77c8d9b8..10cb51d5 100644 --- a/fio.1 +++ b/fio.1 @@ -204,7 +204,7 @@ Mixed random reads and writes. .P For mixed I/O, the default split is 50/50. For certain types of io the result may still be skewed a bit, since the speed may be different. It is possible to -specify a number of IO's to do before getting a new offset, this is one by +specify a number of IO's to do before getting a new offset, this is done by appending a `:\fI\fR to the end of the string given. For a random read, it would look like \fBrw=randread:8\fR for passing in an offset modifier with a value of 8. If the postfix is used with a sequential IO pattern, then the value @@ -555,10 +555,6 @@ Sync file contents when job exits. Default: false. If true, sync file contents on close. This differs from \fBend_fsync\fR in that it will happen on every close, not just at the end of the job. Default: false. .TP -.BI rwmixcycle \fR=\fPint -How many milliseconds before switching between reads and writes for a mixed -workload. Default: 500ms. -.TP .BI rwmixread \fR=\fPint Percentage of a mixed workload that should be reads. Default: 50. .TP @@ -1020,6 +1016,12 @@ Some parameters are only valid when a specific ioengine is in use. These are used identically to normal parameters, with the caveat that when used on the command line, the must come after the ioengine that defines them is selected. .TP +.BI (cpu)cpuload \fR=\fPint +Attempt to use the specified percentage of CPU cycles. +.TP +.BI (cpu)cpuchunks \fR=\fPint +Split the load into cycles of the given time. In microseconds. +.TP .BI (libaio)userspace_reap Normally, with the libaio engine in use, fio will use the io_getevents system call to reap newly returned events.