CVSROOT: /cvs/dm Module name: multipath-tools Branch: RHEL4_FC5 Changes by: bmarzins@xxxxxxxxxxxxxx 2009-01-16 21:30:43 Modified files: . : multipath.conf.annotated libmultipath : dict.c Log message: Fix fox bz #453547. Fix rr_min_io for devices/maps in multipath.conf Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/multipath.conf.annotated.diff?cvsroot=dm&only_with_tag=RHEL4_FC5&r1=1.16.2.6&r2=1.16.2.7 http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/libmultipath/dict.c.diff?cvsroot=dm&only_with_tag=RHEL4_FC5&r1=1.16.2.5&r2=1.16.2.6 --- multipath-tools/multipath.conf.annotated 2008/04/14 22:40:08 1.16.2.6 +++ multipath-tools/multipath.conf.annotated 2009/01/16 21:30:42 1.16.2.7 @@ -265,6 +265,14 @@ # path_selector "round-robin 0" # # # +# # name : rr_min_io +# # scope : multipath +# # desc : the number of IO to route to a path before switching +# # to the next in the same path group +# # +# rr_min_io 100 +# +# # # # name : failback # # scope : multipathd # # desc : tell the daemon to manage path group failback, or @@ -403,6 +411,14 @@ # path_selector "round-robin 0" # # # +# # name : rr_min_io +# # scope : multipath +# # desc : the number of IO to route to a path before switching +# # to the next in the same path group +# # +# rr_min_io 100 +# +# # # # name : path_checker # # scope : multipathd # # desc : path checking alorithm to use to check path state --- multipath-tools/libmultipath/dict.c 2008/04/14 22:40:08 1.16.2.5 +++ multipath-tools/libmultipath/dict.c 2009/01/16 21:30:43 1.16.2.6 @@ -556,6 +556,26 @@ } static int +hw_rr_min_io_handler(vector strvec) +{ + char * buff; + struct hwentry * hwe = VECTOR_LAST_SLOT(conf->hwtable); + + if (!hwe) + return 1; + + buff = set_value(strvec); + + if (!buff) + return 1; + + hwe->rr_min_io = atoi(buff); + FREE(buff); + + return 0; +} + +static int hw_features_handler(vector strvec) { struct hwentry * hwe = VECTOR_LAST_SLOT(conf->hwtable); @@ -830,6 +850,26 @@ return 0; } + +static int +mp_rr_min_io_handler(vector strvec) +{ + char * buff; + struct mpentry * mpe = VECTOR_LAST_SLOT(conf->mptable); + + if (!mpe) + return 1; + + buff = set_value(strvec); + + if (!buff) + return 1; + + mpe->rr_min_io = atoi(buff); + FREE(buff); + + return 0; +} static int mp_failback_handler(vector strvec) { @@ -1087,6 +1127,7 @@ install_keyword("getuid_callout", &hw_getuid_callout_handler); install_keyword("path_selector", &hw_selector_handler); install_keyword("path_checker", &hw_path_checker_handler); + install_keyword("rr_min_io", &hw_rr_min_io_handler); install_keyword("features", &hw_features_handler); install_keyword("hardware_handler", &hw_handler_handler); install_keyword("prio_callout", &prio_callout_handler); @@ -1104,6 +1145,7 @@ install_keyword("alias", &alias_handler); install_keyword("path_grouping_policy", &mp_pgpolicy_handler); install_keyword("path_selector", &mp_selector_handler); + install_keyword("rr_min_io", &mp_rr_min_io_handler); install_keyword("failback", &mp_failback_handler); install_keyword("rr_weight", &mp_weight_handler); install_keyword("no_path_retry", &mp_no_path_retry_handler); -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
