X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fdoc%2Flctl.8;h=0820d857a1afe5c1af2ba00b4120c220309f8ae7;hb=697e8fe6f325089fe2c69c56cc49bbdadd3a2c3d;hp=bfb794968c26d7fc04ad333b0e5426be1d8f47d1;hpb=929cadd6fe210ce815786e3b8ee0a20c995eed20;p=fs%2Flustre-release.git diff --git a/lustre/doc/lctl.8 b/lustre/doc/lctl.8 index bfb7949..0820d85 100644 --- a/lustre/doc/lctl.8 +++ b/lustre/doc/lctl.8 @@ -234,7 +234,9 @@ Set a permanent configuration parameter for any device via the MGS. This command must be run on the MGS node. .br .B -d . -Delete a parameter setting (use the default value at the next restart). A null value for also deletes the parameter setting. +Delete a parameter setting (use the default value at the next restart). +A null value for also deletes the parameter setting. This is +useful if an incorrect or obsolete parameter is in the configuration. .br .B Parameters: .br @@ -263,6 +265,8 @@ Additionally, failover nodes may be added (or removed), and some system-wide par # lctl conf_param testfs-OST0000.ost.client_cache_seconds=15 .br # lctl conf_param testfs-OST0000.failover.node=1.2.3.4@tcp1 +.br +# lctl conf_param -d testfs-OST0000.bad_param .TP .BI activate Reactivate an import after deactivating, below. This setting is only effective until the next restart (see @@ -355,7 +359,16 @@ Delete an existing UID or GID mapping from a nodemap. .RS 4 Modify a nodemap property. .RE - +.SS Configuration logs +.TP +.BI clear_conf " " +This command runs on MGS node having MGS device mounted with -o +nosvc. It cleans up configuration files stored in the CONFIGS/ directory +of any records marked SKIP. If the device name is given, then the +specific logs for that filesystem (e.g. testfs-MDT0000) is processed. +Otherwise, if a filesystem name is given then all configuration files for the +specified filesystem are cleared. +.PP .SS LFSCK An on-line Lustre consistency check and repair tool. It is used for totally replacing the old lfsck tool for kinds of Lustre inconsistency verification,