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--- aix:concurrent_fs_mount [2021/10/11 17:32]
manu
+++ aix:concurrent_fs_mount [2022/11/07 11:02] (current)
manu [Using Mount Guard]
@@ Line 32: / Line 32: @@
 Name            Nodename   Mount Pt               VFS   Size    Options    Auto Accounting
 /dev/fslv34     --         /mountpoint            jfs2  4194304 rw         no   no
-  (lv size: 4194304, fs size: 4194304, block size: 4096, sparse files: yes, inline log: no, inline log size: 0, EAformat: v1, Quota: no, DMAPI: no, VIX: yes, EFS: no, ISNAPSHOT: no, MAXEXT: 0, MountGuard: yes)
+  (lv size: 4194304, fs size: 4194304, block size: 4096, sparse files: yes, inline log: no,
+  inline log size: 0, EAformat: v1, Quota: no, DMAPI: no, VIX: yes, EFS: no, ISNAPSHOT: no,
+  MAXEXT: 0, MountGuard: yes)
 The /usr/sbin/mount command will not show the mount guard state.
@@ Line 54: / Line 56: @@
 The filesystem is potentially mounted on another node.
 </cli>
+Check into the VG the mountguard option (on one PV from VG)
+<cli prompt='#'>
+# readvgda hdisk14 | more
+...
+------- LV 3 ------
+lvname:         fslv34
+lv_state:       1
+flags:          0x21
+mirror_policy:  2
+num_lps:        1
+maxsize:        512
+stripe_exp:     0
+striping_width: 0
+lv_avoid:       0
+child_min_num:  0
+upperbound:     1024
+lv_opt:         0x2
+preferred_read: 0
+strict:         s
+relocatable:    y
+interpolicy:    m
+intrapolicy:    m
+mirror_pool[]:  1 2 0
+------ lvcb ------
+type:           jfs2
+created_time:   Thu Dec  4 09:48:06 2014
+modified_time:  Mon Jul  1 10:28:11 2019
+mod_machine_id: BF8AAAAC00
+label:          /opt/tsm
+fs:             vfs=jfs2:log=/dev/loglv01:mount=true:account=false:mountguard=yes
+dev_uid:        0
+dev_gid:        0
+dev_perm:       432
+------------------
+...
+</cli>
 ===== Lock VG =====

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