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--- storage:brocade_pb [2024/01/16 10:14]
manu [SSH not working, unable to firmwaredownload]
+++ storage:brocade_pb [2025/08/23 23:38] (current)
@@ Line 1: / Line 1: @@
 ====== Brocade problem determination ======
+//For info// if ask for supportsave : CRA (Challenge Response Authentication) is chosen as "NO" or "N" and the issue is still seen and/or root access is not available
+===== SAN switch cleanup files =====
+<cli prompt='>'>
+FLEX-A1-BLUE:root> df -h
+Filesystem            Size  Used Avail Use% Mounted on
+/dev/root             377M  247M  110M  69% /
+/dev/hda3             193M   23M  161M  12% /core_files
+/dev/hda1             377M  277M   80M  78% /mnt
+FLEX-A1-BLUE:root>
+FLEX-A1-BLUE:root> supportsave -R
+Removing all core and FFDC files!
+SupportSave completed (Duration : 0 minutes 1 seconds).
+FLEX-A1-BLUE:root> cleanup
+This utility will remove obsoleted files on the local CP.
+Be aware the tool will remove all unauthorized code under
+following directories on BOTH partitions:
+        /bin
+        /sbin
+        /lib
+        /fabos
+        /root
+        /usr
+        /core_files
+Note that all the core files will be removed as well.
+In case you want to save any of your private code or core,
+please copy them before running this command.
+Do you want to continue [Y]: Y
+Checking //bin, please wait ...
+Checking //sbin, please wait ...
+Checking //usr, please wait ...
+--Remove //usr/share/zoneinfo/Etc/GMT
+--Remove //usr/share/zoneinfo/Etc/GMT+0
+--Remove //usr/share/zoneinfo/Etc/UTC
+--Remove //usr/share/zoneinfo/Europe/Luxembourg
+--Remove //usr/share/zoneinfo/UTC
+--Remove //usr/apache/bin/httpd.0
+--Remove //usr/local/mib_indexes/0
+--Remove //usr/local/snmpd.conf
+Checking //fabos, please wait ...
+--Remove //fabos/lib/libconfig_pharos.so.1.0
+--Remove //fabos/man/cat7/AN-1001.7m.gz
+--Remove //fabos/man/cat7/AN-1002.7m.gz
+...
+FLEX-A1-BLUE:root> supportsave -R
+Removing all core and FFDC files!
+SupportSave completed (Duration : 0 minutes 1 seconds).
+FLEX-A1-BLUE:root> cleanup
+This utility will remove obsoleted files on the local CP.
+Be aware the tool will remove all unauthorized code under
+following directories on BOTH partitions:
+        /bin
+        /sbin
+        /lib
+        /fabos
+        /root
+        /usr
+        /core_files
+Note that all the core files will be removed as well.
+In case you want to save any of your private code or core,
+please copy them before running this command.
+Do you want to continue [Y]: Y
+Checking //bin, please wait ...
+Checking //sbin, please wait ...
+Checking //usr, please wait ...
+--Remove //usr/share/zoneinfo/Etc/GMT
+--Remove //usr/share/zoneinfo/Etc/GMT+0
+--Remove //usr/share/zoneinfo/Etc/UTC
+--Remove //usr/share/zoneinfo/Europe/Luxembourg
+--Remove //usr/share/zoneinfo/UTC
+--Remove //usr/apache/bin/httpd.0
+--Remove //usr/local/mib_indexes/0
+--Remove //usr/local/snmpd.conf
+Checking //fabos, please wait ...
+--Remove //fabos/lib/libconfig_pharos.so.1.0
+--Remove //fabos/man/cat7/AN-1001.7m.gz
+--Remove //fabos/man/cat7/AN-1002.7m.gz
+...
+--Remove /mnt/fabos/users/admin/.ssh/authorized_keys
+--Remove /mnt/fabos/users/admin/.ssh/authorized_keys.admin
+--Remove /mnt/fabos/users/admin/.ssh/authorizedKeys.tar
+--Remove /mnt/fabos/webtools/bin/web.conf.0
+--Remove /mnt/fabos/webtools/bin/httpd.conf.0
+--Remove /mnt/fabos/webtools/htdocs/serverstatus.html
+--Remove /mnt/fabos/webtools/htdocs/0.weblinker.fcg
+Checking /mnt/lib, please wait ...
+--Remove /mnt/lib/modules/default/modules.ieee1394map
+--Remove /mnt/lib/modules/default/modules.pcimap
+--Remove /mnt/lib/modules/default/modules.usbmap
+--Remove /mnt/lib/modules/default/modules.ccwmap
+--Remove /mnt/lib/modules/default/modules.isapnpmap
+--Remove /mnt/lib/modules/default/modules.inputmap
+--Remove /mnt/lib/modules/default/modules.ofmap
+--Remove /mnt/lib/modules/default/modules.seriomap
+--Remove /mnt/lib/modules/default/modules.alias
+--Remove /mnt/lib/modules/default/modules.symbols
+Checking /mnt/root, please wait ...
+--Remove /mnt/root/.ssh/id_rsa
+--Remove /mnt/root/.ssh/id_rsa.pub
+Checking /mnt/core_files, please wait ...
+Checking /mnt/etc/fabos/rbac, please wait ...
+--Remove /mnt/etc/fabos/rbac/dynamic.tmp
+Finish cleanup of /mnt
+FLEX-A1-BLUE:root> df -h
+Filesystem            Size  Used Avail Use% Mounted on
+/dev/root             377M  235M  123M  66% /
+/dev/hda3             193M   16M  167M   9% /core_files
+/dev/hda1             377M  264M   93M  74% /mnt
+</cli>
+===== SSH not working, unable to firmwaredownload =====
 ===== SSH not working, unable to firmwaredownload =====
@@ Line 31: / Line 156: @@
 sfpshow <port_no> --> check RX and TX value at end (uW values)
-If **RX** value is low (compare with others Gbics with same speed), then Gbic is defect on **host side**, or cable, else, **Tx** low value problem commes from **Brocade switch Gbic** (or potentially from Gbic slot), or cable
+  * **RX** value is low (compare with others Gbics with same speed), then Gbic is defect on **host side**, or cable (rare time from Gbic on SAN switch)
+  * **Tx** low value problem comes from **Brocade switch Gbic** (or potentially from Gbic slot), or cable
 **Example** here with lower RX Power, compare to the same port with no problems, so the problem is related to host side, or cable
@@ Line 55: / Line 181: @@
 </cli>
+reset error statistics:\\
+**statsclear** --> useful to see new errors
-reset error statistics:
-statsclear --> useful to see new errors
@@ Line 101: / Line 224: @@
 ===== Buffer credit problem =====
-Check the parameters <fc #FF0000>**tim64_txcrd_z**</fc> (Time BB_credit zero) and <fc #FF0000>**stat64_inputBuffersFull**</fc> (Occasions on which input buffers are full).
+Check the parameters **tim64_txcrd_z** (Time BB_credit zero) and **stat64_inputBuffersFull** (Occasions on which input buffers are full).
 <cli prompt='>'>
 besw32:admin> portstats64show 3/5
@@ Line 271: / Line 394: @@
 check authorized key file for admin

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