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-rw-r--r-- | man/man8/rdma-system.8 | 82 |
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diff --git a/man/man8/rdma-system.8 b/man/man8/rdma-system.8 new file mode 100644 index 0000000..ab1d89f --- /dev/null +++ b/man/man8/rdma-system.8 @@ -0,0 +1,82 @@ +.TH RDMA\-SYSTEM 8 "06 Jul 2017" "iproute2" "Linux" +.SH NAME +rdma-system \- RDMA subsystem configuration +.SH SYNOPSIS +.sp +.ad l +.in +8 +.ti -8 +.B rdma +.RI "[ " OPTIONS " ]" +.B sys +.RI " { " COMMAND " | " +.BR help " }" +.sp + +.ti -8 +.IR OPTIONS " := { " +\fB\-V\fR[\fIersion\fR] | +\fB\-d\fR[\fIetails\fR] } + +.ti -8 +.B rdma system show + +.ti -8 +.B rdma system set +.BR netns +.BR NEWMODE + +.ti -8 +.B rdma system help + +.SH "DESCRIPTION" +.SS rdma system set - set RDMA subsystem network namespace mode + +.SS rdma system show - display RDMA subsystem network namespace mode + +.PP +.I "NEWMODE" +- specifies the RDMA subsystem mode. Either exclusive or shared. +When user wants to assign dedicated RDMA device to a particular +network namespace, exclusive mode should be set before creating +any network namespace. If there are active network namespaces and if +one or more RDMA devices exist, changing mode from shared to +exclusive returns error code EBUSY. + +When RDMA subsystem is in shared mode, RDMA device is accessible in +all network namespace. When RDMA device isolation among multiple +network namespaces is not needed, shared mode can be used. + +It is preferred to not change the subsystem mode when there is active +RDMA traffic running, even though it is supported. + +.SH "EXAMPLES" +.PP +rdma system show +.RS 4 +Shows the state of RDMA subsystem network namespace mode on the system. +.RE +.PP +rdma system set netns exclusive +.RS 4 +Sets the RDMA subsystem in network namespace exclusive mode. In this mode RDMA devices +are visible only in single network namespace. +.RE +.PP +rdma system set netns shared +.RS 4 +Sets the RDMA subsystem in network namespace shared mode. In this mode RDMA devices +are shared among network namespaces. +.RE +.PP + +.SH SEE ALSO +.BR rdma (8), +.BR rdma-link (8), +.BR rdma-resource (8), +.BR network_namespaces (7), +.BR namespaces (7), +.br + +.SH AUTHOR +Parav Pandit <parav@mellanox.com> |