Copy\u2013>Past<\/strong><\/p>\n\n 3.1 Filesystem Usage3.2 Inode Usage3.3 Block Devices (+ blkid)3.4 Mounted Filesystems (+ mount propagation)3.5 Filesystem Configuration (\/etc\/fstab)3.6 LVM (+ VG free space)3.7 Software RAID \/ mdadm (+ md detail)3.8 ZFS (+ zpool status -v)3.9 SMART Health (+ smartctl -i)3.10 Storage Services3.11 NFS Client \/ Server (+ showmount)3.12 iSCSI Initiator \/ Target (+ \/dev\/disk\/by-path)3.13 Multipath (+ … Continue reading “0045_MobaXterm macros: 03.Debian-Storage & SAN”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[21,26],"tags":[],"_links":{"self":[{"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/pages\/1141"}],"collection":[{"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1141"}],"version-history":[{"count":3,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/pages\/1141\/revisions"}],"predecessor-version":[{"id":1152,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/pages\/1141\/revisions\/1152"}],"wp:attachment":[{"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\necho "==================== 03.1 FILESYSTEM USAGE ===================="; df -hT; printf "\\n%.0s" {1..3}; echo "==================== 03.2 INODE USAGE ===================="; df -ih; printf "\\n%.0s" {1..3}; echo "==================== 03.3 BLOCK DEVICES ===================="; lsblk -o NAME,SIZE,TYPE,FSTYPE,LABEL,UUID,MOUNTPOINTS; printf "\\n"; echo "--- Disk Model \/ Serial ---"; lsblk -d -o NAME,SIZE,MODEL,SERIAL; printf "\\n"; echo "--- Filesystem UUIDs ---"; blkid 2>\/dev\/null || echo "blkid not available"; printf "\\n"; echo "--- Persistent Device IDs ---"; ls -l \/dev\/disk\/by-id 2>\/dev\/null | head -50 || echo "\/dev\/disk\/by-id unavailable"; printf "\\n%.0s" {1..3}; echo "==================== 03.4 MOUNTED FILESYSTEMS ===================="; findmnt -o TARGET,SOURCE,FSTYPE,OPTIONS; printf "\\n"; echo "--- Mount Propagation ---"; findmnt -o TARGET,PROPAGATION; printf "\\n%.0s" {1..3}; echo "==================== 03.5 FSTAB ===================="; cat \/etc\/fstab; printf "\\n%.0s" {1..3}; echo "==================== 03.6 LVM ===================="; pvs 2>\/dev\/null || echo "pvs not available or no LVM"; printf "\\n"; vgs 2>\/dev\/null || echo "vgs not available or no LVM"; printf "\\n"; echo "--- VG Custom Fields (Size\/Free) ---"; vgs -o vg_name,vg_size,vg_free 2>\/dev\/null || echo "vgs detailed not available"; printf "\\n"; lvs -a -o +devices 2>\/dev\/null || echo "lvs not available or no LVM"; printf "\\n"; echo "--- LV Detailed Display ---"; lvdisplay 2>\/dev\/null || echo "lvdisplay not available"; printf "\\n%.0s" {1..3}; echo "==================== 03.7 SOFTWARE RAID \/ MDADM ===================="; cat \/proc\/mdstat 2>\/dev\/null || echo "\/proc\/mdstat not available"; printf "\\n"; mdadm --detail --scan 2>\/dev\/null || echo "mdadm not available or no arrays"; printf "\\n"; echo "--- MDADM Detail Status ---"; mdadm --detail \/dev\/md* 2>\/dev\/null || echo "No active mdadm arrays or mdadm not installed"; printf "\\n%.0s" {1..3}; echo "==================== 03.8 ZFS ===================="; zpool list 2>\/dev\/null || echo "zpool not available or no pools"; printf "\\n"; zpool status 2>\/dev\/null || echo "zpool status not available"; printf "\\n"; echo "--- ZPOOL Verbose Status (Errors) ---"; zpool status -v 2>\/dev\/null || echo "zpool status -v not available"; printf "\\n"; echo "--- ZPOOL Properties (Top 80) ---"; zpool get all 2>\/dev\/null | head -80 || echo "zpool get all not available"; printf "\\n"; zfs list 2>\/dev\/null || echo "zfs not available or no datasets"; printf "\\n%.0s" {1..3}; echo "==================== 03.9 SMART HEALTH ===================="; if command -v smartctl >\/dev\/null 2>&1; then smartctl --scan; printf "\\n"; for D in $(smartctl --scan | awk '{print $1}'); do echo "--- SMART: $D ---"; smartctl -i "$D" 2>\/dev\/null; printf "\\n"; smartctl -H "$D" 2>\/dev\/null; echo "--- Temperature Mappings ---"; smartctl -A "$D" 2>\/dev\/null | grep -Ei 'Temperature|Airflow_Temperature' || echo "No temperature attribute found"; echo "--- Critical Attributes ---"; smartctl -A "$D" 2>\/dev\/null | egrep -i 'Reallocated|Current_Pending|Offline_Uncorrectable|Power_On|Media_Wearout|Wear_Leveling|Percentage_Used|Available_Reserv|Critical_Warning' || true; printf "\\n"; done; else echo "smartctl not installed"; fi; printf "\\n%.0s" {1..3}; echo "==================== 03.10 STORAGE SERVICES ===================="; echo "smartd : $(systemctl is-active smartd 2>\/dev\/null || echo not-found\/inactive)"; echo "multipathd : $(systemctl is-active multipathd 2>\/dev\/null || echo not-found\/inactive)"; echo "iscsid : $(systemctl is-active iscsid 2>\/dev\/null || echo not-found\/inactive)"; echo "rpcbind : $(systemctl is-active rpcbind 2>\/dev\/null || echo not-found\/inactive)"; echo "nfs-server : $(systemctl is-active nfs-server 2>\/dev\/null || echo not-found\/inactive)"; echo "nfs-kernel-server : $(systemctl is-active nfs-kernel-server 2>\/dev\/null || echo not-found\/inactive)"; printf "\\n%.0s" {1..3}; echo "==================== 03.11 NFS CLIENT \/ SERVER ===================="; echo "--- NFS Client Mounts ---"; findmnt -t nfs,nfs4 2>\/dev\/null || echo "No NFS client mounts"; printf "\\n"; echo "--- NFS Server Exports ---"; exportfs -v 2>\/dev\/null || echo "exportfs not available or no NFS exports"; printf "\\n"; echo "--- NFS Showmount Local ---"; (systemctl is-active nfs-server >\/dev\/null 2>&1 || systemctl is-active nfs-kernel-server >\/dev\/null 2>&1) && showmount -e localhost 2>\/dev\/null || echo "NFS server not running or showmount unavailable"; printf "\\n"; echo "--- RPC Services ---"; rpcinfo -p 2>\/dev\/null || echo "rpcinfo unavailable or rpcbind not running"; printf "\\n%.0s" {1..3}; echo "==================== 03.12 ISCSI INITIATOR \/ TARGET ===================="; echo "--- iSCSI Services ---"; echo "iscsid: $(systemctl is-active iscsid 2>\/dev\/null || echo not-found\/inactive)"; echo "open-iscsi: $(systemctl is-active open-iscsi 2>\/dev\/null || echo not-found\/inactive)"; echo "target: $(systemctl is-active target 2>\/dev\/null || echo not-found\/inactive)"; echo "tgtd: $(systemctl is-active tgtd 2>\/dev\/null || echo not-found\/inactive)"; printf "\\n"; echo "--- Initiator IQN ---"; cat \/etc\/iscsi\/initiatorname.iscsi 2>\/dev\/null || echo "No iSCSI initiator configured"; printf "\\n"; echo "--- Discovered Targets ---"; iscsiadm -m node 2>\/dev\/null || echo "No discovered iSCSI targets"; printf "\\n"; echo "--- Active Sessions ---"; iscsiadm -m session 2>\/dev\/null || echo "No active iSCSI sessions"; printf "\\n"; echo "--- iSCSI Disks by Path ---"; ls -l \/dev\/disk\/by-path 2>\/dev\/null | grep iscsi || echo "No iSCSI disks found"; printf "\\n"; echo "--- TargetCLI Configuration ---"; command -v targetcli >\/dev\/null 2>&1 && targetcli ls 2>\/dev\/null || echo "targetcli not installed or no LIO targets configured"; printf "\\n"; echo "--- TGT Configuration ---"; command -v tgtadm >\/dev\/null 2>&1 && tgtadm --mode target --op show 2>\/dev\/null || echo "tgtd not installed or no TGT targets configured"; printf "\\n%.0s" {1..3}; echo "==================== 03.13 MULTIPATH ===================="; echo "multipathd: $(systemctl is-active multipathd 2>\/dev\/null || echo not-found\/inactive)"; printf "\\n"; multipath -ll 2>\/dev\/null || echo "multipath not installed or no multipath devices"; printf "\\n"; multipathd show paths 2>\/dev\/null || echo "multipathd paths unavailable"; printf "\\n"; multipathd show maps 2>\/dev\/null || echo "multipathd maps unavailable"; printf "\\n%.0s" {1..3}; echo "==================== 03.14 DISK I\/O STATISTICS ===================="; iostat -xz 1 2 2>\/dev\/null || { echo "iostat not installed. Falling back to \/proc\/diskstats:"; printf "\\n"; cat \/proc\/diskstats; }\n<\/pre><\/div>\n\n\n# ==================== 03.1 FILESYSTEM USAGE ====================\necho "==================== 03.1 FILESYSTEM USAGE ===================="\ndf -hT\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.2 INODE USAGE ====================\necho "==================== 03.2 INODE USAGE ===================="\ndf -ih\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.3 BLOCK DEVICES (+ BLKID) ====================\necho "==================== 03.3 BLOCK DEVICES (+ BLKID) ===================="\nlsblk -o NAME,SIZE,TYPE,FSTYPE,LABEL,UUID,MOUNTPOINTS\nprintf "\\n"\necho "--- Disk Model \/ Serial ---"\nlsblk -d -o NAME,SIZE,MODEL,SERIAL\nprintf "\\n"\necho "--- Filesystem UUIDs ---"\nblkid 2>\/dev\/null || echo "blkid not available"\nprintf "\\n"\necho "--- Persistent Device IDs ---"\nls -l \/dev\/disk\/by-id 2>\/dev\/null | head -50 || echo "\/dev\/disk\/by-id unavailable"\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.4 MOUNTED FILESYSTEMS (+ MOUNT PROPAGATION) ====================\necho "==================== 03.4 MOUNTED FILESYSTEMS (+ MOUNT PROPAGATION) ===================="\nfindmnt -o TARGET,SOURCE,FSTYPE,OPTIONS\nprintf "\\n"\necho "--- Mount Propagation ---"\nfindmnt -o TARGET,PROPAGATION\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.5 FILESYSTEM CONFIGURATION (\/ETC\/FSTAB) ====================\necho "==================== 03.5 FILESYSTEM CONFIGURATION (\/ETC\/FSTAB) ===================="\ncat \/etc\/fstab\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.6 LVM (+ VG FREE SPACE) ====================\necho "==================== 03.6 LVM (+ VG FREE SPACE) ===================="\npvs 2>\/dev\/null || echo "pvs not available or no LVM"\nprintf "\\n"\nvgs 2>\/dev\/null || echo "vgs not available or no LVM"\nprintf "\\n"\necho "--- VG Custom Fields (Size\/Free) ---"\nvgs -o vg_name,vg_size,vg_free 2>\/dev\/null || echo "vgs detailed not available"\nprintf "\\n"\nlvs -a -o +devices 2>\/dev\/null || echo "lvs not available or no LVM"\nprintf "\\n"\necho "--- LV Detailed Display ---"\nlvdisplay 2>\/dev\/null || echo "lvdisplay not available"\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.7 SOFTWARE RAID \/ MDADM (+ MD DETAIL) ====================\necho "==================== 03.7 SOFTWARE RAID \/ MDADM (+ MD DETAIL) ===================="\ncat \/proc\/mdstat 2>\/dev\/null || echo "\/proc\/mdstat not available"\nprintf "\\n"\nmdadm --detail --scan 2>\/dev\/null || echo "mdadm not available or no arrays"\nprintf "\\n"\necho "--- MDADM Detail Status ---"\nmdadm --detail \/dev\/md* 2>\/dev\/null || echo "No active mdadm arrays or mdadm not installed"\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.8 ZFS (+ ZPOOL STATUS -V) ====================\necho "==================== 03.8 ZFS (+ ZPOOL STATUS -V) ===================="\nzpool list 2>\/dev\/null || echo "zpool not available or no pools"\nprintf "\\n"\nzpool status 2>\/dev\/null || echo "zpool status not available"\nprintf "\\n"\necho "--- ZPOOL Verbose Status (Errors) ---"\nzpool status -v 2>\/dev\/null || echo "zpool status -v not available"\nprintf "\\n"\necho "--- ZPOOL Properties (Top 80) ---"\nzpool get all 2>\/dev\/null | head -80 || echo "zpool get all not available"\nprintf "\\n"\nzfs list 2>\/dev\/null || echo "zfs not available or no datasets"\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.9 SMART HEALTH (+ SMARTCTL -I) ====================\necho "==================== 03.9 SMART HEALTH (+ SMARTCTL -I) ===================="\nif command -v smartctl >\/dev\/null 2>&1; then\n smartctl --scan\n printf "\\n"\n for D in $(smartctl --scan | awk '{print $1}'); do\n echo "--- SMART: $D ---"\n smartctl -i "$D" 2>\/dev\/null\n printf "\\n"\n smartctl -H "$D" 2>\/dev\/null\n echo "--- Temperature Mappings ---"\n smartctl -A "$D" 2>\/dev\/null | grep -Ei 'Temperature|Airflow_Temperature' || \\\n echo "No temperature attribute found"\n echo "--- Critical Attributes ---"\n smartctl -A "$D" 2>\/dev\/null | \\\n egrep -i 'Reallocated|Current_Pending|Offline_Uncorrectable|Power_On|Media_Wearout|Wear_Leveling|Percentage_Used|Available_Reserv|Critical_Warning' || true\n printf "\\n"\n done\nelse\n echo "smartctl not installed"\nfi\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.10 STORAGE SERVICES ====================\necho "==================== 03.10 STORAGE SERVICES ===================="\necho "smartd : $(systemctl is-active smartd 2>\/dev\/null || echo not-found\/inactive)"\necho "multipathd : $(systemctl is-active multipathd 2>\/dev\/null || echo not-found\/inactive)"\necho "iscsid : $(systemctl is-active iscsid 2>\/dev\/null || echo not-found\/inactive)"\necho "rpcbind : $(systemctl is-active rpcbind 2>\/dev\/null || echo not-found\/inactive)"\necho "nfs-server : $(systemctl is-active nfs-server 2>\/dev\/null || echo not-found\/inactive)"\necho "nfs-kernel-server : $(systemctl is-active nfs-kernel-server 2>\/dev\/null || echo not-found\/inactive)"\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.11 NFS CLIENT \/ SERVER (+ SHOWMOUNT) ====================\necho "==================== 03.11 NFS CLIENT \/ SERVER (+ SHOWMOUNT) ===================="\necho "--- NFS Client Mounts ---"\nfindmnt -t nfs,nfs4 2>\/dev\/null || echo "No NFS client mounts"\nprintf "\\n"\necho "--- NFS Server Exports ---"\nexportfs -v 2>\/dev\/null || echo "exportfs not available or no NFS exports"\nprintf "\\n"\necho "--- NFS Showmount Local ---"\n(systemctl is-active nfs-server >\/dev\/null 2>&1 || systemctl is-active nfs-kernel-server >\/dev\/null 2>&1) && \\\n showmount -e localhost 2>\/dev\/null || \\\n echo "NFS server not running or showmount unavailable"\nprintf "\\n"\necho "--- RPC Services ---"\nrpcinfo -p 2>\/dev\/null || echo "rpcinfo unavailable or rpcbind not running"\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.12 ISCSI INITIATOR \/ TARGET (+ \/DEV\/DISK\/BY-PATH) ====================\necho "==================== 03.12 ISCSI INITIATOR \/ TARGET (+ \/DEV\/DISK\/BY-PATH) ===================="\necho "--- iSCSI Services ---"\necho "iscsid: $(systemctl is-active iscsid 2>\/dev\/null || echo not-found\/inactive)"\necho "open-iscsi: $(systemctl is-active open-iscsi 2>\/dev\/null || echo not-found\/inactive)"\necho "target: $(systemctl is-active target 2>\/dev\/null || echo not-found\/inactive)"\necho "tgtd: $(systemctl is-active tgtd 2>\/dev\/null || echo not-found\/inactive)"\nprintf "\\n"\necho "--- Initiator IQN ---"\ncat \/etc\/iscsi\/initiatorname.iscsi 2>\/dev\/null || echo "No iSCSI initiator configured"\nprintf "\\n"\necho "--- Discovered Targets ---"\niscsiadm -m node 2>\/dev\/null || echo "No discovered iSCSI targets"\nprintf "\\n"\necho "--- Active Sessions ---"\niscsiadm -m session 2>\/dev\/null || echo "No active iSCSI sessions"\nprintf "\\n"\necho "--- iSCSI Disks by Path ---"\nls -l \/dev\/disk\/by-path 2>\/dev\/null | grep iscsi || echo "No iSCSI disks found"\nprintf "\\n"\necho "--- TargetCLI Configuration ---"\ncommand -v targetcli >\/dev\/null 2>&1 && targetcli ls 2>\/dev\/null || \\\n echo "targetcli not installed or no LIO targets configured"\nprintf "\\n"\necho "--- TGT Configuration ---"\ncommand -v tgtadm >\/dev\/null 2>&1 && tgtadm --mode target --op show 2>\/dev\/null || \\\n echo "tgtd not installed or no TGT targets configured"\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.13 MULTIPATH (+ SHOW MAPS) ====================\necho "==================== 03.13 MULTIPATH (+ SHOW MAPS) ===================="\necho "multipathd: $(systemctl is-active multipathd 2>\/dev\/null || echo not-found\/inactive)"\nprintf "\\n"\nmultipath -ll 2>\/dev\/null || echo "multipath not installed or no multipath devices"\nprintf "\\n"\nmultipathd show paths 2>\/dev\/null || echo "multipathd paths unavailable"\nprintf "\\n"\nmultipathd show maps 2>\/dev\/null || echo "multipathd maps unavailable"\nprintf "\\n%.0s" {1..3}\n\n# ==================== 03.14 DISK I\/O STATISTICS (+ \/PROC\/DISKSTATS FALLBACK) ====================\necho "==================== 03.14 DISK I\/O STATISTICS (+ \/PROC\/DISKSTATS FALLBACK) ===================="\niostat -xz 1 2 2>\/dev\/null || {\n echo "iostat not installed. Falling back to \/proc\/diskstats:"\n printf "\\n"\n cat \/proc\/diskstats\n}\n<\/pre><\/div>\n\n![\"\"](\"https:\/\/itgen.itbumper.com\/wp-content\/uploads\/2026\/07\/003_debian_storage-san-01-936x1024.png\")
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