filter out records with duplicate timestamps

[fio.git] / fio.1

diff --git a/fio.1 b/fio.1
index 883a31bd2646c9795da4ee567c8f9c31a4fd0a4d..4071947f24f303edb8739f2b8b048ea9a6ee84d7 100644 (file)
--- a/fio.1
+++ b/fio.1
@@ -1673,6 +1673,20 @@ done other than creating the file.
 Read and write using mmap I/O to a file on a filesystem
 mounted with DAX on a persistent memory device through the PMDK
 libpmem library.
+.TP
+.B ime_psync
+Synchronous read and write using DDN's Infinite Memory Engine (IME). This
+engine is very basic and issues calls to IME whenever an IO is queued.
+.TP
+.B ime_psyncv
+Synchronous read and write using DDN's Infinite Memory Engine (IME). This
+engine uses iovecs and will try to stack as much IOs as possible (if the IOs
+are "contiguous" and the IO depth is not exceeded) before issuing a call to IME.
+.TP
+.B ime_aio
+Asynchronous read and write using DDN's Infinite Memory Engine (IME). This
+engine will try to stack as much IOs as possible by creating requests for IME.
+FIO will then decide when to commit these requests.
 .SS "I/O engine specific parameters"
 In addition, there are some parameters which are only valid when a specific
 \fBioengine\fR is in use. These are used identically to normal parameters,
@@ -1829,12 +1843,14 @@ Username for HTTP authentication.
 .BI (http)http_pass \fR=\fPstr
 Password for HTTP authentication.
 .TP
-.BI (http)https \fR=\fPbool
-Whether to use HTTPS instead of plain HTTP. Default is \fB0\fR.
+.BI (http)https \fR=\fPstr
+Whether to use HTTPS instead of plain HTTP. \fRon\fP enables HTTPS;
+\fRinsecure\fP will enable HTTPS, but disable SSL peer verification (use
+with caution!).  Default is \fBoff\fR.
 .TP
-.BI (http)http_s3 \fR=\fPbool
-Include S3 specific HTTP headers such as authenticating requests with
-AWS Signature Version 4. Default is \fB0\fR.
+.BI (http)http_mode \fR=\fPstr
+Which HTTP access mode to use: webdav, swift, or s3. Default is
+\fBwebdav\fR.
 .TP
 .BI (http)http_s3_region \fR=\fPstr
 The S3 region/zone to include in the request. Default is \fBus-east-1\fR.
@@ -1845,6 +1861,10 @@ The S3 secret key.
 .BI (http)http_s3_keyid \fR=\fPstr
 The S3 key/access id.
 .TP
+.BI (http)http_swift_auth_token \fR=\fPstr
+The Swift auth token. See the example configuration file on how to
+retrieve this.
+.TP
 .BI (http)http_verbose \fR=\fPint
 Enable verbose requests from libcurl. Useful for debugging. 1 turns on
 verbose logging from libcurl, 2 additionally enables HTTP IO tracing.
@@ -2107,6 +2127,10 @@ to replay a workload captured by blktrace. See
 \fBblktrace\fR\|(8) for how to capture such logging data. For blktrace
 replay, the file needs to be turned into a blkparse binary data file first
 (`blkparse <device> \-o /dev/null \-d file_for_fio.bin').
+You can specify a number of files by separating the names with a ':' character.
+See the \fBfilename\fR option for information on how to escape ':' and '\'
+characters within the file names. These files will be sequentially assigned to
+job clones created by \fBnumjobs\fR.
 .TP
 .BI read_iolog_chunked \fR=\fPbool
 Determines how iolog is read. If false (default) entire \fBread_iolog\fR will