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<p class="MsoNormal"><span lang="EN-US">Mpath persistent reserve out may fail due to file open failed when too many devices<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">were discoveryed but fd numbers not enough. Set open fds limit just like multipath<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">in that scene.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">libmpathpersist/mpath_persist.c | 12 ++++++++++++<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">1 file changed, 12 insertions(+)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">diff --git a/libmpathpersist/mpath_persist.c b/libmpathpersist/mpath_persist.c<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">index 113cf7f..d032c04 100644<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">--- a/libmpathpersist/mpath_persist.c<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+++ b/libmpathpersist/mpath_persist.c<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">@@ -29,6 +29,8 @@<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">#include <stdio.h><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">#include <stdlib.h><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">#include <string.h><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+#include <sys/resource.h><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+#include <errno.h><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> #define __STDC_FORMAT_MACROS 1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">@@ -40,6 +42,16 @@ mpath_lib_init (struct udev *udev)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> condlog(0, "Failed to initialize multipath config.");<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> return 1;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ if (conf->max_fds) {<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ struct rlimit fd_limit;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ fd_limit.rlim_cur = conf->max_fds;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ fd_limit.rlim_max = conf->max_fds;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ if (setrlimit(RLIMIT_NOFILE, &fd_limit) < 0)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ condlog(0, "can't set open fds limit to %d : %s",<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ conf->max_fds, strerror(errno));<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">+ }<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> return 0;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">}<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">--<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">1.8.3.4<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">--<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">dm-devel mailing list<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><a href="mailto:dm-devel@redhat.com">dm-devel@redhat.com</a><o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><a href="https://www.redhat.com/mailman/listinfo/dm-devel">https://www.redhat.com/mailman/listinfo/dm-devel</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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