Here is the output from a healthy 5100 running 14.1X53:
fpc0:
--------------------------------------------------------------------------
Filesystem Size Used Avail Capacity Mounted on
/dev/ad0s1a 1003M 786M 137M 85% /
devfs 1.0K 1.0K 0B 100% /dev
/dev/md0 84M 84M 0B 100% /packages/mnt/jbase
/dev/md1 398M 398M 0B 100% /packages/mnt/jkernel-qfx-ex-x86-32-14.1X53-D46.7
/dev/md2 52M 52M 0B 100% /packages/mnt/jpfe-qfx-ex-x86-32-14.1X53-D46.7
/dev/md3 6.2M 6.2M 0B 100% /packages/mnt/jdocs-dc-re-14.1X53-D46.7
/dev/md4 173M 173M 0B 100% /packages/mnt/jroute-qfx-ex-x86-32-14.1X53-D46.7
/dev/md5 26M 26M 0B 100% /packages/mnt/jcrypto-dc-re-14.1X53-D46.7
/dev/md6 14M 14M 0B 100% /packages/mnt/jsdn-i386-14.1X53-D46.7
/dev/md7 53M 53M 0B 100% /packages/mnt/jswitch-qfx-ex-x86-32-14.1X53-D46.7
/dev/md8 24M 24M 0B 100% /packages/mnt/jweb-ex-14.1X53-D46.7
/dev/md9 12M 12M 0B 100% /packages/mnt/py-base-i386-14.1X53-D46.7
/dev/md10 605M 10.0K 556M 0% /tmp
/dev/ad2s1e 504M 552K 463M 0% /config
procfs 4.0K 4.0K 0B 100% /proc
/dev/ad1s1f 484M 3.0M 442M 1% /var
/dev/ad1s1d 1.9G 40K 1.8G 0% /var/tmp
/dev/ad1s1a 242M 13M 209M 6% /var/log
/dev/ad1s1e 484M 14K 445M 0% /altconfig
/dev/ad3s1 1006M 4.0K 926M 0% /user
/var/jails/rest-api 484M 3.0M 442M 1% /packages/mnt/jroute-qfx-ex-x86-32-14.1X53-D46.7/web-api/var
/var/jail/etc 484M 3.0M 442M 1% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/etc
/var/jail/run 484M 3.0M 442M 1% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/run
/var/jail/tmp 484M 3.0M 442M 1% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/tmp
/var/tmp 1.9G 40K 1.8G 0% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/tmp/uploads
devfs 1.0K 1.0K 0B 100% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/dev
/var/jail/jweb-app 484M 3.0M 442M 1% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/jweb-app
/dev/md11 504M 51M 413M 11% /var/rundb
fpc1:
--------------------------------------------------------------------------
Filesystem Size Used Avail Capacity Mounted on
/dev/ad0s1a 1003M 786M 137M 85% /
devfs 1.0K 1.0K 0B 100% /dev
/dev/md0 84M 84M 0B 100% /packages/mnt/jbase
/dev/md1 398M 398M 0B 100% /packages/mnt/jkernel-qfx-ex-x86-32-14.1X53-D46.7
/dev/md2 52M 52M 0B 100% /packages/mnt/jpfe-qfx-ex-x86-32-14.1X53-D46.7
/dev/md3 6.2M 6.2M 0B 100% /packages/mnt/jdocs-dc-re-14.1X53-D46.7
/dev/md4 173M 173M 0B 100% /packages/mnt/jroute-qfx-ex-x86-32-14.1X53-D46.7
/dev/md5 26M 26M 0B 100% /packages/mnt/jcrypto-dc-re-14.1X53-D46.7
/dev/md6 14M 14M 0B 100% /packages/mnt/jsdn-i386-14.1X53-D46.7
/dev/md7 53M 53M 0B 100% /packages/mnt/jswitch-qfx-ex-x86-32-14.1X53-D46.7
/dev/md8 24M 24M 0B 100% /packages/mnt/jweb-ex-14.1X53-D46.7
/dev/md9 12M 12M 0B 100% /packages/mnt/py-base-i386-14.1X53-D46.7
/dev/md10 605M 10.0K 556M 0% /tmp
/dev/ad2s1e 504M 552K 463M 0% /config
procfs 4.0K 4.0K 0B 100% /proc
/dev/ad1s1f 484M 2.0M 443M 0% /var
/dev/ad1s1d 1.9G 38K 1.8G 0% /var/tmp
/dev/ad1s1a 242M 15M 207M 7% /var/log
/dev/ad1s1e 484M 14K 445M 0% /altconfig
/dev/ad3s1 1006M 4.0K 926M 0% /user
/var/jails/rest-api 484M 2.0M 443M 0% /packages/mnt/jroute-qfx-ex-x86-32-14.1X53-D46.7/web-api/var
/var/jail/etc 484M 2.0M 443M 0% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/etc
/var/jail/run 484M 2.0M 443M 0% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/run
/var/jail/tmp 484M 2.0M 443M 0% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/tmp
/var/tmp 1.9G 38K 1.8G 0% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/tmp/uploads
devfs 1.0K 1.0K 0B 100% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/dev
/var/jail/jweb-app 484M 2.0M 443M 0% /packages/mnt/jweb-ex-14.1X53-D46.7/jail/var/jweb-app
/dev/md11 504M 51M 413M 11% /var/rundb
Original Message:
Sent: 07-09-2021 11:23
From: Unknown User
Subject: QFX5100 /dev folder is full
Hello, Randall
The KB helps. My problem was on the /dev folder that was 100% used, maybe it was fully allocated to partitions. Please see the screenshot above.
The /var folder looks good, with small usage.
/dev folder usage
Filesystem Size Used Avail Capacity Mounted on
/dev/ad0s1a 1.4G 1.3G 5.8M 100% /
devfs 1.0K 1.0K 0B 100% /dev
/var folder usage.
procfs 4.0K 4.0K 0B 100% /proc
/dev/ad1s1f 484M 11M 434M 2% /var
/dev/ad1s1d 1.9G 16K 1.8G 0% /var/tmp
/dev/ad1s1a 242M 9.8M 213M 4% /var/log
/dev/ad1s1e 242M 8.0K 222M 0% /altconfig
/dev/ad3s1 1006M 4.0K 926M 0% /user
/dev/md16 98M 164K 90M 0% /var/mfs/var/run
Original Message:
Sent: 07-09-2021 09:27
From: Unknown User
Subject: QFX5100 /dev folder is full
Hello Eric,
check this KB, it could help.
https://kb.juniper.net/InfoCenter/index?page=content&id=KB30860&cat=QFX_SERIES&actp=LIST
Regards,
Randall
Original Message:
Sent: 07-08-2021 18:08
From: Unknown User
Subject: QFX5100 /dev folder is full
Hi,
I upgraded my QFX5100 today, but I realized that the /dev/ad0s1a is full. I did search but I did not find solution.
Anyone knows or do you have the same issue?
Thanks in advance.
Eric
fpc0:
--------------------------------------------------------------------------
Filesystem Size Used Avail Capacity Mounted on
/dev/ad0s1a 1.4G 1.3G 5.8M 100% /
devfs 1.0K 1.0K 0B 100% /dev
/dev/md0 115M 115M 0B 100% /packages/mnt/jbase
/dev/md1 674M 674M 0B 100% /packages/mnt/jkernel-qfx-ex-x86-32-20.2R3.9
/dev/md2 119M 119M 0B 100% /packages/mnt/jpfe-qfx-ex-x86-32-20.2R3.9
/dev/md3 13M 13M 0B 100% /packages/mnt/jdocs-dc-re-20.2R3.9
/dev/md4 297M 297M 0B 100% /packages/mnt/jroute-qfx-ex-x86-32-20.2R3.9
/dev/md5 31M 31M 0B 100% /packages/mnt/jcrypto-dc-re-20.2R3.9
/dev/md6 23M 23M 0B 100% /packages/mnt/jcrypto-qfx-5-20.2R3.9
/dev/md7 12M 12M 0B 100% /packages/mnt/jsd-i386-20.2R3.9-jet-1
/dev/md8 15M 15M 0B 100% /packages/mnt/jsdn-i386-20.2R3.9
/dev/md9 82M 82M 0B 100% /packages/mnt/jswitch-qfx-ex-x86-32-20.2R3.9
/dev/md10 35M 35M 0B 100% /packages/mnt/jweb-ex-20.2R3.9
/dev/md11 18M 18M 0B 100% /packages/mnt/py-base-i386-20.2R3.9
/dev/md12 14M 14M 0B 100% /packages/mnt/py-base2-i386-20.2R3.9
/dev/md13 13M 13M 0B 100% /packages/mnt/py-extensions-i386-20.2R3.9
/dev/md14 16M 16M 0B 100% /packages/mnt/py-extensions2-i386-20.2R3.9
/dev/md15 1.1G 58K 999M 0% /tmp
/dev/ad2s1e 504M 158K 463M 0% /config
procfs 4.0K 4.0K 0B 100% /proc
/dev/ad1s1f 484M 11M 434M 2% /var
/dev/ad1s1d 1.9G 16K 1.8G 0% /var/tmp
/dev/ad1s1a 242M 9.7M 213M 4% /var/log
/dev/ad1s1e 242M 8.0K 222M 0% /altconfig
/dev/ad3s1 1006M 4.0K 926M 0% /user
/dev/md16 98M 164K 90M 0% /var/mfs/var/run
/var/jails/rest-api 484M 11M 434M 2% /packages/mnt/jroute-qfx-ex-x86-32-20.2R3.9/web-api/var
devfs 1.0K 1.0K 0B 100% /packages/mnt/jroute-qfx-ex-x86-32-20.2R3.9/web-api/dev
/var/jail/etc 484M 11M 434M 2% /packages/mnt/jweb-ex-20.2R3.9/jail/var/etc
/var/jail/run 484M 11M 434M 2% /packages/mnt/jweb-ex-20.2R3.9/jail/var/run
/var/jail/tmp 484M 11M 434M 2% /packages/mnt/jweb-ex-20.2R3.9/jail/var/tmp
/var/tmp 1.9G 16K 1.8G 0% /packages/mnt/jweb-ex-20.2R3.9/jail/var/tmp/uploads
/var/jail/sess 484M 11M 434M 2% /packages/mnt/jweb-ex-20.2R3.9/jail/var/sess
devfs 1.0K 1.0K 0B 100% /packages/mnt/jweb-ex-20.2R3.9/jail/dev
/var/jail/jweb-app 484M 11M 434M 2% /packages/mnt/jweb-ex-20.2R3.9/jail/var/jweb-app
/dev/md17 13M 13M 0B 100% /packages/mnt/junos-openconfig-20.2R3.9
/dev/md18 504M 88M 376M 19% /var/rundb
{master:0}