Document trim workload choices and other nits

[fio.git] / HOWTO

diff --git a/HOWTO b/HOWTO
index 7274c0e940af1c3850e33c5a84092702dff56c13..181e94ca99a68c39c9f082916c89e0034fbfba62 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -398,12 +398,13 @@ rw=str            Type of io pattern. Accepted values are:
 
                        read            Sequential reads
                        write           Sequential writes
+                       trim            Sequential trims
                        randwrite       Random writes
                        randread        Random reads
+                       randtrim        Random trims
                        rw,readwrite    Sequential mixed reads and writes
                        randrw          Random mixed reads and writes
-                       trimwrite       Mixed trims and writes. Blocks will be
-                                       trimmed first, then written to.
+                       trimwrite       Sequential trim+write sequences
 
                Fio defaults to read if the option is not specified.
                For the mixed io types, the default is to split them 50/50.
@@ -444,7 +445,7 @@ kb_base=int The base unit for a kilobyte. The defacto base is 2^10, 1024.
                1024 or 1000, with 1024 being the default.
 
 unified_rw_reporting=bool      Fio normally reports statistics on a per
-               data direction basis, meaning that read, write, and trim are
+               data direction basis, meaning that reads, writes, and trims are
                accounted and reported separately. If this option is set,
                the fio will sum the results and report them as "mixed"
                instead.