差異處

這裏顯示兩個版本的差異處。

--- tech:bash_tips [2023/02/04 11:10] – 建立 jonathan
+++ tech:bash_tips [2025/09/04 07:07] (目前版本) – [找目錄內檔案所佔磁碟空間] jonathan
@@ 行 1: / 行 1: @@
 ====== Linux bash 常用命令語法整理 ======
 ===== 找目錄內檔案所佔磁碟空間 =====
+  * 磁碟空間滿了通常都想知道被那些大檔案佔用了
+  * 只看第一層目錄就好, 並依目錄檔案由大到小排序 <cli>
+du -h -d 1 | sort -h -r
+</cli>
+    * ++看範例結果|<cli>
+root@demo-77:/var/lib# du -h -d 1 | sort -h -r
+G     .
+G     ./docker
+G     ./kubelet
+M    ./etcd
+M    ./apt
+M     ./dpkg
+.7M    ./containerd
+.2M    ./command-not-found
+K    ./fwupd
+K    ./usbutils
+K    ./systemd
+K    ./cni
+K    ./snapd
+K    ./ucf
+</cli>++
   * 只看第一層目錄就好, 並依目錄名稱排序 <cli>
 du -h -d 1 | sort -k 2
@@ 行 29: / 行 50: @@
 K     ./php
 </cli>++
+  * 找特定目錄底下超過特定大小檔案清單
+    * 參考 - https://unix.stackexchange.com/questions/140367/finding-all-large-files-in-the-root-filesystem
+    * Exp. 在 / 目錄底下超過 500M 的檔案 <cli>
+find / -xdev -type f -size +500M
+</cli>
+    * ++看範例結果|<cli>
+root@demo-v2-66:~# find / -xdev -type f -size +500M
+/home/rkeuser/rke2-artifacts/rke2-images.linux-amd64.tar.zst
+/home/rkeuser/packages/images-base.tar
+/home/rkeuser/packages/images-iiiorg.tar
+/home/rkeuser/packages/images-base-gitlab.tar
+/home/rkeuser/packages/rke2-artifacts.tar
+/home/rkeuser/packages/images-base-bitnami.tar
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWQZ6YKNZ96RJD9AXF5238RF/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWAEMK4891D0ZBH7DQWQVAS4/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWXRKVPFM1EWNERTG95XFSDT/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWEA7P7QATPQ59YGSGBVQ71E/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWM3MGJYCWN2BKR2V7HARWV8/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HW8GV256KQ1GWS4F3H5T9TC1/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWZPDPTESV05BJD9CXN0H8GD/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWG80YT3HHF076RGW2SF78ER/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWJ5TPVC9MTPAWG1S6DX21P7/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWP1E4GB999ZDET7ZN46A33R/chunks/000001
+/var/lib/kubelet/pods/76996122-6b68-4b4d-951c-dab7a9a98d2a/volumes/kubernetes.io~empty-dir/prometheus-rancher-monitoring-prometheus-db/01HWCCE42S5BJRQV0B0675SMG2/chunks/000001
+/var/lib/rancher/rke2/agent/images/rke2-images.linux-amd64.tar.zst
+/var/lib/rancher/rke2/agent/containerd/io.containerd.content.v1.content/blobs/sha256/a1381635860eeca930306193c7c712a8cd8af152f65e9c2fde3759d0e0bc49ac
+/var/lib/rancher/rke2/agent/containerd/io.containerd.content.v1.content/blobs/sha256/60648ff0cf7732539f727874f448a87bd2032ee396ef29946353f3b59ca1a803
+</cli>++
+  * 如果想找在 / 底下哪個子目錄占用較大空間, 但不想看到找出掛載在其他 volume 的目錄.. du 就使用 -x 排除其他掛載點 Exp. <cli>
+du -h --max-depth=1 -x / | sort -hr
+</cli>
+{{tag>tips linux bash 找大檔案}}
-{{tag>tips linux bash}}