Linux web-conference.aiou.edu.pk 5.4.0-204-generic #224-Ubuntu SMP Thu Dec 5 13:38:28 UTC 2024 x86_64
Apache/2.4.41 (Ubuntu)
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7.4.3-4ubuntu2.28
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usr /
sbin /
[ HOME SHELL ]
Name
Size
Permission
Action
ModemManager
1.83
MB
-rwxr-xr-x
a2disconf
15.89
KB
-rwxr-xr-x
a2dismod
15.89
KB
-rwxr-xr-x
a2dissite
15.89
KB
-rwxr-xr-x
a2enconf
15.89
KB
-rwxr-xr-x
a2enmod
15.89
KB
-rwxr-xr-x
a2ensite
15.89
KB
-rwxr-xr-x
a2query
9.64
KB
-rwxr-xr-x
aa-remove-unknown
3
KB
-rwxr-xr-x
aa-status
8.63
KB
-rwxr-xr-x
aa-teardown
139
B
-rwxr-xr-x
accessdb
14.38
KB
-rwxr-xr-x
add-shell
860
B
-rwxr-xr-x
addgnupghome
3
KB
-rwxr-xr-x
addgroup
36.9
KB
-rwxr-xr-x
adduser
36.9
KB
-rwxr-xr-x
agetty
67.38
KB
-rwxr-xr-x
apache2
692.07
KB
-rwxr-xr-x
apache2ctl
7.06
KB
-rwxr-xr-x
apachectl
7.06
KB
-rwxr-xr-x
apparmor_parser
1.46
MB
-rwxr-xr-x
apparmor_status
8.63
KB
-rwxr-xr-x
applygnupgdefaults
2.17
KB
-rwxr-xr-x
arp
69.3
KB
-rwxr-xr-x
arpd
78.27
KB
-rwxr-xr-x
arptables
215.32
KB
-rwxr-xr-x
arptables-nft
215.32
KB
-rwxr-xr-x
arptables-nft-restore
215.32
KB
-rwxr-xr-x
arptables-nft-save
215.32
KB
-rwxr-xr-x
arptables-restore
215.32
KB
-rwxr-xr-x
arptables-save
215.32
KB
-rwxr-xr-x
atd
30.01
KB
-rwxr-xr-x
badblocks
34.32
KB
-rwxr-xr-x
bcache-super-show
14.15
KB
-rwxr-xr-x
biosdecode
27.2
KB
-rwxr-xr-x
blkdeactivate
14.49
KB
-rwxr-xr-x
blkdiscard
34.23
KB
-rwxr-xr-x
blkid
118.26
KB
-rwxr-xr-x
blkmapd
34.15
KB
-rwxr-xr-x
blkzone
70.23
KB
-rwxr-xr-x
blockdev
66.23
KB
-rwxr-xr-x
bridge
102.3
KB
-rwxr-xr-x
cache_check
1.29
MB
-rwxr-xr-x
cache_dump
1.29
MB
-rwxr-xr-x
cache_metadata_size
1.29
MB
-rwxr-xr-x
cache_repair
1.29
MB
-rwxr-xr-x
cache_restore
1.29
MB
-rwxr-xr-x
cache_writeback
1.29
MB
-rwxr-xr-x
capsh
30.3
KB
-rwxr-xr-x
cfdisk
102.59
KB
-rwxr-xr-x
cgdisk
206.48
KB
-rwxr-xr-x
chcpu
46.23
KB
-rwxr-xr-x
check_forensic
952
B
-rwxr-xr-x
chgpasswd
66.2
KB
-rwxr-xr-x
chmem
62.23
KB
-rwxr-xr-x
chpasswd
58.2
KB
-rwxr-xr-x
chroot
42.34
KB
-rwxr-xr-x
cpgr
60.34
KB
-rwxr-xr-x
cppw
60.34
KB
-rwxr-xr-x
crda
9.99
KB
-rwxr-xr-x
cron
54.63
KB
-rwxr-xr-x
cryptdisks_start
1.51
KB
-rwxr-xr-x
cryptdisks_stop
844
B
-rwxr-xr-x
cryptsetup
135.54
KB
-rwxr-xr-x
cryptsetup-reencrypt
105.32
KB
-rwxr-xr-x
ctrlaltdel
38.23
KB
-rwxr-xr-x
debugfs
225.8
KB
-rwxr-xr-x
delgroup
16.11
KB
-rwxr-xr-x
deluser
16.11
KB
-rwxr-xr-x
depmod
170.34
KB
-rwxr-xr-x
devlink
150.47
KB
-rwxr-xr-x
dhclient
508.98
KB
-rwxr-xr-x
dhclient-script
15.92
KB
-rwxr-xr-x
dmeventd
50.23
KB
-rwxr-xr-x
dmidecode
119
KB
-rwxr-xr-x
dmsetup
171.02
KB
-rwxr-xr-x
dmstats
171.02
KB
-rwxr-xr-x
dosfsck
58.08
KB
-rwxr-xr-x
dosfslabel
54.08
KB
-rwxr-xr-x
dpkg-preconfigure
3.58
KB
-rwxr-xr-x
dpkg-reconfigure
4.34
KB
-rwxr-xr-x
dumpe2fs
30.38
KB
-rwxr-xr-x
e2freefrag
18.38
KB
-rwxr-xr-x
e2fsck
327.21
KB
-rwxr-xr-x
e2image
42.38
KB
-rwxr-xr-x
e2label
106.55
KB
-rwxr-xr-x
e2mmpstatus
30.38
KB
-rwxr-xr-x
e2scrub
7.13
KB
-rwxr-xr-x
e2scrub_all
5.27
KB
-rwxr-xr-x
e2undo
22.38
KB
-rwxr-xr-x
e4crypt
30.38
KB
-rwxr-xr-x
e4defrag
34.3
KB
-rwxr-xr-x
ebtables
215.32
KB
-rwxr-xr-x
ebtables-nft
215.32
KB
-rwxr-xr-x
ebtables-nft-restore
215.32
KB
-rwxr-xr-x
ebtables-nft-save
215.32
KB
-rwxr-xr-x
ebtables-restore
215.32
KB
-rwxr-xr-x
ebtables-save
215.32
KB
-rwxr-xr-x
era_check
1.29
MB
-rwxr-xr-x
era_dump
1.29
MB
-rwxr-xr-x
era_invalidate
1.29
MB
-rwxr-xr-x
era_restore
1.29
MB
-rwxr-xr-x
ethtool
375.05
KB
-rwxr-xr-x
faillock
14.15
KB
-rwxr-xr-x
fatlabel
54.08
KB
-rwxr-xr-x
fdformat
34.23
KB
-rwxr-xr-x
fdisk
150.27
KB
-rwxr-xr-x
filefrag
18.33
KB
-rwxr-xr-x
findfs
14.23
KB
-rwxr-xr-x
fixparts
74.48
KB
-rwxr-xr-x
fsadm
23.54
KB
-rwxr-xr-x
fsck
54.27
KB
-rwxr-xr-x
fsck.btrfs
1.16
KB
-rwxr-xr-x
fsck.cramfs
38.26
KB
-rwxr-xr-x
fsck.ext2
327.21
KB
-rwxr-xr-x
fsck.ext3
327.21
KB
-rwxr-xr-x
fsck.ext4
327.21
KB
-rwxr-xr-x
fsck.fat
58.08
KB
-rwxr-xr-x
fsck.minix
122.25
KB
-rwxr-xr-x
fsck.msdos
58.08
KB
-rwxr-xr-x
fsck.vfat
58.08
KB
-rwxr-xr-x
fsck.xfs
1.92
KB
-rwxr-xr-x
fsfreeze
14.23
KB
-rwxr-xr-x
fstab-decode
14.3
KB
-rwxr-xr-x
fstrim
70.23
KB
-rwxr-xr-x
gdisk
210.48
KB
-rwxr-xr-x
genl
82.29
KB
-rwxr-xr-x
getcap
14.3
KB
-rwxr-xr-x
getpcaps
14.3
KB
-rwxr-xr-x
getty
67.38
KB
-rwxr-xr-x
groupadd
90.95
KB
-rwxr-xr-x
groupdel
86.77
KB
-rwxr-xr-x
groupmems
62.24
KB
-rwxr-xr-x
groupmod
94.86
KB
-rwxr-xr-x
grpck
62.18
KB
-rwxr-xr-x
grpconv
58.05
KB
-rwxr-xr-x
grpunconv
58.05
KB
-rwxr-xr-x
grub-bios-setup
909.34
KB
-rwxr-xr-x
grub-install
1.11
MB
-rwxr-xr-x
grub-macbless
897.03
KB
-rwxr-xr-x
grub-mkconfig
8.54
KB
-rwxr-xr-x
grub-mkdevicemap
215.7
KB
-rwxr-xr-x
grub-probe
905.28
KB
-rwxr-xr-x
grub-reboot
4.73
KB
-rwxr-xr-x
grub-set-default
3.47
KB
-rwxr-xr-x
halt
973.23
KB
-rwxr-xr-x
hdparm
140.34
KB
-rwxr-xr-x
httxt2dbm
14.15
KB
-rwxr-xr-x
hwclock
102.35
KB
-rwxr-xr-x
iconvconfig
30.4
KB
-rwxr-xr-x
ifconfig
85.11
KB
-rwxr-xr-x
init
1.55
MB
-rwxr-xr-x
insmod
170.34
KB
-rwxr-xr-x
installkernel
2.58
KB
-rwxr-xr-x
integritysetup
60.23
KB
-rwxr-xr-x
invoke-rc.d
16.64
KB
-rwxr-xr-x
ip
597.62
KB
-rwxr-xr-x
ip6tables
96.97
KB
-rwxr-xr-x
ip6tables-apply
6.89
KB
-rwxr-xr-x
ip6tables-legacy
96.97
KB
-rwxr-xr-x
ip6tables-legacy-restore
96.97
KB
-rwxr-xr-x
ip6tables-legacy-save
96.97
KB
-rwxr-xr-x
ip6tables-nft
215.32
KB
-rwxr-xr-x
ip6tables-nft-restore
215.32
KB
-rwxr-xr-x
ip6tables-nft-save
215.32
KB
-rwxr-xr-x
ip6tables-restore
96.97
KB
-rwxr-xr-x
ip6tables-restore-translate
215.32
KB
-rwxr-xr-x
ip6tables-save
96.97
KB
-rwxr-xr-x
ip6tables-translate
215.32
KB
-rwxr-xr-x
ipmaddr
17.99
KB
-rwxr-xr-x
iptables
96.97
KB
-rwxr-xr-x
iptables-apply
6.89
KB
-rwxr-xr-x
iptables-legacy
96.97
KB
-rwxr-xr-x
iptables-legacy-restore
96.97
KB
-rwxr-xr-x
iptables-legacy-save
96.97
KB
-rwxr-xr-x
iptables-nft
215.32
KB
-rwxr-xr-x
iptables-nft-restore
215.32
KB
-rwxr-xr-x
iptables-nft-save
215.32
KB
-rwxr-xr-x
iptables-restore
96.97
KB
-rwxr-xr-x
iptables-restore-translate
215.32
KB
-rwxr-xr-x
iptables-save
96.97
KB
-rwxr-xr-x
iptables-translate
215.32
KB
-rwxr-xr-x
iptunnel
25.99
KB
-rwxr-xr-x
irqbalance
62.92
KB
-rwxr-xr-x
irqbalance-ui
34.38
KB
-rwxr-xr-x
iscsi-iname
18.15
KB
-rwxr-xr-x
iscsi_discovery
5.16
KB
-rwxr-xr-x
iscsiadm
394.1
KB
-rwxr-xr-x
iscsid
410.3
KB
-rwxr-xr-x
iscsistart
366.29
KB
-rwxr-xr-x
isosize
30.23
KB
-rwxr-xr-x
iucode-tool
54.18
KB
-rwxr-xr-x
iucode_tool
54.18
KB
-rwxr-xr-x
iw
262.82
KB
-rwxr-xr-x
kbdrate
13.99
KB
-rwxr-xr-x
key.dns_resolver
30.39
KB
-rwxr-xr-x
killall5
26.38
KB
-rwxr-xr-x
kpartx
46.16
KB
-rwxr-xr-x
ldattach
34.23
KB
-rwxr-xr-x
ldconfig
387
B
-rwxr-xr-x
ldconfig.real
1
MB
-rwxr-xr-x
locale-gen
4.3
KB
-rwxr-xr-x
logrotate
82.09
KB
-rwxr-xr-x
logsave
14.16
KB
-rwxr-xr-x
losetup
110.34
KB
-rwxr-xr-x
lsmod
170.34
KB
-rwxr-xr-x
luksformat
3.32
KB
-rwxr-xr-x
lvchange
2.73
MB
-rwxr-xr-x
lvconvert
2.73
MB
-rwxr-xr-x
lvcreate
2.73
MB
-rwxr-xr-x
lvdisplay
2.73
MB
-rwxr-xr-x
lvextend
2.73
MB
-rwxr-xr-x
lvm
2.73
MB
-rwxr-xr-x
lvmconfig
2.73
MB
-rwxr-xr-x
lvmdiskscan
2.73
MB
-rwxr-xr-x
lvmdump
10.07
KB
-rwxr-xr-x
lvmpolld
232.05
KB
-rwxr-xr-x
lvmsadc
2.73
MB
-rwxr-xr-x
lvmsar
2.73
MB
-rwxr-xr-x
lvreduce
2.73
MB
-rwxr-xr-x
lvremove
2.73
MB
-rwxr-xr-x
lvrename
2.73
MB
-rwxr-xr-x
lvresize
2.73
MB
-rwxr-xr-x
lvs
2.73
MB
-rwxr-xr-x
lvscan
2.73
MB
-rwxr-xr-x
make-bcache
22.23
KB
-rwxr-xr-x
make-ssl-cert
3.78
KB
-rwxr-xr-x
mdadm
589.65
KB
-rwxr-xr-x
mdmon
325.49
KB
-rwxr-xr-x
mii-tool
26.46
KB
-rwxr-xr-x
mkdosfs
34.5
KB
-rwxr-xr-x
mke2fs
134.62
KB
-rwxr-xr-x
mkfs
14.23
KB
-rwxr-xr-x
mkfs.bfs
34.23
KB
-rwxr-xr-x
mkfs.btrfs
451.53
KB
-rwxr-xr-x
mkfs.cramfs
42.16
KB
-rwxr-xr-x
mkfs.ext2
134.62
KB
-rwxr-xr-x
mkfs.ext3
134.62
KB
-rwxr-xr-x
mkfs.ext4
134.62
KB
-rwxr-xr-x
mkfs.fat
34.5
KB
-rwxr-xr-x
mkfs.minix
106.23
KB
-rwxr-xr-x
mkfs.msdos
34.5
KB
-rwxr-xr-x
mkfs.ntfs
86.27
KB
-rwxr-xr-x
mkfs.vfat
34.5
KB
-rwxr-xr-x
mkfs.xfs
366.24
KB
-rwxr-xr-x
mkhomedir_helper
22.17
KB
-rwxr-xr-x
mkinitramfs
11.55
KB
-rwxr-xr-x
mklost+found
14.3
KB
-rwxr-xr-x
mkntfs
86.27
KB
-rwxr-xr-x
mkswap
106.23
KB
-rwxr-xr-x
modinfo
170.34
KB
-rwxr-xr-x
modprobe
170.34
KB
-rwxr-xr-x
mount.fuse
14.15
KB
-rwxr-xr-x
mount.lowntfs-3g
118.86
KB
-rwxr-xr-x
mount.nfs
118.84
KB
-rwsr-xr-x
mount.nfs4
118.84
KB
-rwsr-xr-x
mount.ntfs
158.89
KB
-rwxr-xr-x
mount.ntfs-3g
158.89
KB
-rwxr-xr-x
mount.vmhgfs
46.48
KB
-rwxr-xr-x
mountstats
35.02
KB
-rwxr-xr-x
mpathpersist
31.05
KB
-rwxr-xr-x
multipath
34.15
KB
-rwxr-xr-x
multipathd
126.2
KB
-rwxr-xr-x
mysqld
64.23
MB
-rwxr-xr-x
nameif
18.14
KB
-rwxr-xr-x
netplan
798
B
-rwxr-xr-x
newusers
98.8
KB
-rwxr-xr-x
nfnl_osf
18.3
KB
-rwxr-xr-x
nfsidmap
22.26
KB
-rwxr-xr-x
nfsiostat
23.35
KB
-rwxr-xr-x
nfsstat
37.12
KB
-rwxr-xr-x
nologin
14.3
KB
-rwxr-xr-x
ntfsclone
58.27
KB
-rwxr-xr-x
ntfscp
42.26
KB
-rwxr-xr-x
ntfslabel
34.26
KB
-rwxr-xr-x
ntfsresize
78.27
KB
-rwxr-xr-x
ntfsundelete
54.26
KB
-rwxr-xr-x
on_ac_power
2.18
KB
-rwxr-xr-x
osd_login
2.53
KB
-rwxr-xr-x
overlayroot-chroot
2.45
KB
-rwxr-xr-x
ownership
14.45
KB
-rwxr-xr-x
pam-auth-update
19.86
KB
-rwxr-xr-x
pam_extrausers_chkpwd
42.16
KB
-rwxr-sr-x
pam_extrausers_update
42.16
KB
-rwxr-xr-x
pam_getenv
2.82
KB
-rwxr-xr-x
pam_tally
14.16
KB
-rwxr-xr-x
pam_tally2
18.16
KB
-rwxr-xr-x
pam_timestamp_check
14.15
KB
-rwxr-xr-x
parted
86.25
KB
-rwxr-xr-x
partprobe
14.23
KB
-rwxr-xr-x
pdata_tools
1.29
MB
-rwxr-xr-x
phpdismod
7.11
KB
-rwxr-xr-x
phpenmod
7.11
KB
-rwxr-xr-x
phpquery
6.24
KB
-rwxr-xr-x
pivot_root
14.23
KB
-rwxr-xr-x
plipconfig
14
KB
-rwxr-xr-x
plymouthd
146.41
KB
-rwxr-xr-x
popcon-largest-unused
543
B
-rwxr-xr-x
popularity-contest
5.23
KB
-rwxr-xr-x
poweroff
973.23
KB
-rwxr-xr-x
pvchange
2.73
MB
-rwxr-xr-x
pvck
2.73
MB
-rwxr-xr-x
pvcreate
2.73
MB
-rwxr-xr-x
pvdisplay
2.73
MB
-rwxr-xr-x
pvmove
2.73
MB
-rwxr-xr-x
pvremove
2.73
MB
-rwxr-xr-x
pvresize
2.73
MB
-rwxr-xr-x
pvs
2.73
MB
-rwxr-xr-x
pvscan
2.73
MB
-rwxr-xr-x
pwck
58.17
KB
-rwxr-xr-x
pwconv
54.05
KB
-rwxr-xr-x
pwunconv
54.05
KB
-rwxr-xr-x
rarp
40.45
KB
-rwxr-xr-x
raw
14.23
KB
-rwxr-xr-x
readprofile
22.26
KB
-rwxr-xr-x
reboot
973.23
KB
-rwxr-xr-x
regdbdump
9.99
KB
-rwxr-xr-x
remove-shell
904
B
-rwxr-xr-x
request-key
26.39
KB
-rwxr-xr-x
resize2fs
66.38
KB
-rwxr-xr-x
rmmod
170.34
KB
-rwxr-xr-x
rmt
58.55
KB
-rwxr-xr-x
rmt-tar
58.55
KB
-rwxr-xr-x
route
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620.09
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14.01
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800
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86.01
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563.15
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17.99
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102.11
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5.86
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42.15
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96.97
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215.32
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215.32
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9.99
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62.29
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114.34
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Code Editor : mountstats
#!/usr/bin/python3 # -*- python-mode -*- """Parse /proc/self/mountstats and display it in human readable form """ __copyright__ = """ Copyright (C) 2005, Chuck Lever <cel@netapp.com> This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA """ import sys, os, time from operator import itemgetter, add try: import argparse except ImportError: print('%s: Failed to import argparse - make sure argparse is installed!' % sys.argv[0]) sys.exit(1) Mountstats_version = '0.3' def difference(x, y): """Used for a map() function """ return x - y NfsEventCounters = [ 'inoderevalidates', 'dentryrevalidates', 'datainvalidates', 'attrinvalidates', 'vfsopen', 'vfslookup', 'vfspermission', 'vfsupdatepage', 'vfsreadpage', 'vfsreadpages', 'vfswritepage', 'vfswritepages', 'vfsreaddir', 'vfssetattr', 'vfsflush', 'vfsfsync', 'vfslock', 'vfsrelease', 'congestionwait', 'setattrtrunc', 'extendwrite', 'sillyrenames', 'shortreads', 'shortwrites', 'delay', 'pnfsreads', 'pnfswrites' ] NfsByteCounters = [ 'normalreadbytes', 'normalwritebytes', 'directreadbytes', 'directwritebytes', 'serverreadbytes', 'serverwritebytes', 'readpages', 'writepages' ] XprtUdpCounters = [ 'port', 'bind_count', 'rpcsends', 'rpcreceives', 'badxids', 'inflightsends', 'backlogutil' ] XprtTcpCounters = [ 'port', 'bind_count', 'connect_count', 'connect_time', 'idle_time', 'rpcsends', 'rpcreceives', 'badxids', 'inflightsends', 'backlogutil' ] XprtRdmaCounters = [ 'port', 'bind_count', 'connect_count', 'connect_time', 'idle_time', 'rpcsends', 'rpcreceives', 'badxids', 'backlogutil', 'read_chunks', 'write_chunks', 'reply_chunks', 'total_rdma_req', 'total_rdma_rep', 'pullup', 'fixup', 'hardway', 'failed_marshal', 'bad_reply' ] Nfsv3ops = [ 'NULL', 'GETATTR', 'SETATTR', 'LOOKUP', 'ACCESS', 'READLINK', 'READ', 'WRITE', 'CREATE', 'MKDIR', 'SYMLINK', 'MKNOD', 'REMOVE', 'RMDIR', 'RENAME', 'LINK', 'READDIR', 'READDIRPLUS', 'FSSTAT', 'FSINFO', 'PATHCONF', 'COMMIT' ] # This list should be kept in-sync with the NFSPROC4_CLNT_* enum in # include/linux/nfs4.h in the kernel. Nfsv4ops = [ 'NULL', 'READ', 'WRITE', 'COMMIT', 'OPEN', 'OPEN_CONFIRM', 'OPEN_NOATTR', 'OPEN_DOWNGRADE', 'CLOSE', 'SETATTR', 'FSINFO', 'RENEW', 'SETCLIENTID', 'SETCLIENTID_CONFIRM', 'LOCK', 'LOCKT', 'LOCKU', 'ACCESS', 'GETATTR', 'LOOKUP', 'LOOKUP_ROOT', 'REMOVE', 'RENAME', 'LINK', 'SYMLINK', 'CREATE', 'PATHCONF', 'STATFS', 'READLINK', 'READDIR', 'SERVER_CAPS', 'DELEGRETURN', 'GETACL', 'SETACL', 'FS_LOCATIONS', 'RELEASE_LOCKOWNER', 'SECINFO', 'FSID_PRESENT', 'EXCHANGE_ID', 'CREATE_SESSION', 'DESTROY_SESSION', 'SEQUENCE', 'GET_LEASE_TIME', 'RECLAIM_COMPLETE', 'LAYOUTGET', 'GETDEVICEINFO', 'LAYOUTCOMMIT', 'LAYOUTRETURN', 'SECINFO_NO_NAME', 'TEST_STATEID', 'FREE_STATEID', 'GETDEVICELIST', 'BIND_CONN_TO_SESSION', 'DESTROY_CLIENTID', 'SEEK', 'ALLOCATE', 'DEALLOCATE', 'LAYOUTSTATS', 'CLONE' ] class DeviceData: """DeviceData objects provide methods for parsing and displaying data for a single mount grabbed from /proc/self/mountstats """ def __init__(self): self.__nfs_data = dict() self.__rpc_data = dict() self.__rpc_data['ops'] = [] def __parse_nfs_line(self, words): if words[0] == 'device': self.__nfs_data['export'] = words[1] self.__nfs_data['mountpoint'] = words[4] self.__nfs_data['fstype'] = words[7] if words[7].find('nfs') != -1 and words[7] != 'nfsd': self.__nfs_data['statvers'] = words[8] elif 'nfs' in words or 'nfs4' in words: self.__nfs_data['export'] = words[0] self.__nfs_data['mountpoint'] = words[3] self.__nfs_data['fstype'] = words[6] if words[6].find('nfs') != -1 and words[6] != 'nfsd': self.__nfs_data['statvers'] = words[7] elif words[0] == 'age:': self.__nfs_data['age'] = int(words[1]) elif words[0] == 'opts:': self.__nfs_data['mountoptions'] = ''.join(words[1:]).split(',') elif words[0] == 'caps:': self.__nfs_data['servercapabilities'] = ''.join(words[1:]).split(',') elif words[0] == 'nfsv4:': self.__nfs_data['nfsv4flags'] = ''.join(words[1:]).split(',') elif words[0] == 'sec:': keys = ''.join(words[1:]).split(',') self.__nfs_data['flavor'] = int(keys[0].split('=')[1]) self.__nfs_data['pseudoflavor'] = 0 if self.__nfs_data['flavor'] == 6: self.__nfs_data['pseudoflavor'] = int(keys[1].split('=')[1]) elif words[0] == 'events:': i = 1 for key in NfsEventCounters: try: self.__nfs_data[key] = int(words[i]) except IndexError as err: self.__nfs_data[key] = 0 i += 1 elif words[0] == 'bytes:': i = 1 for key in NfsByteCounters: self.__nfs_data[key] = int(words[i]) i += 1 def __parse_rpc_line(self, words): if words[0] == 'RPC': self.__rpc_data['statsvers'] = float(words[3]) self.__rpc_data['programversion'] = words[5] elif words[0] == 'xprt:': self.__rpc_data['protocol'] = words[1] if words[1] == 'udp': i = 2 for key in XprtUdpCounters: self.__rpc_data[key] = int(words[i]) i += 1 elif words[1] == 'tcp': i = 2 for key in XprtTcpCounters: self.__rpc_data[key] = int(words[i]) i += 1 elif words[1] == 'rdma': i = 2 for key in XprtRdmaCounters: self.__rpc_data[key] = int(words[i]) i += 1 elif words[0] == 'per-op': self.__rpc_data['per-op'] = words else: op = words[0][:-1] self.__rpc_data['ops'] += [op] self.__rpc_data[op] = [int(word) for word in words[1:]] def parse_stats(self, lines): """Turn a list of lines from a mount stat file into a dictionary full of stats, keyed by name """ found = False for line in lines: words = line.split() if len(words) == 0: continue if (not found and words[0] != 'RPC'): self.__parse_nfs_line(words) continue found = True self.__parse_rpc_line(words) def is_nfs_mountpoint(self): """Return True if this is an NFS or NFSv4 mountpoint, otherwise return False """ if self.__nfs_data['fstype'] == 'nfs': return True elif self.__nfs_data['fstype'] == 'nfs4': return True return False def nfs_version(self): if self.is_nfs_mountpoint(): prog, vers = self.__rpc_data['programversion'].split('/') return int(vers) def display_raw_stats(self): """Prints out stats in the same format as /proc/self/mountstats """ print('device %s mounted on %s with fstype %s %s' % \ (self.__nfs_data['export'], self.__nfs_data['mountpoint'], \ self.__nfs_data['fstype'], self.__nfs_data['statvers'])) print('\topts:\t%s' % ','.join(self.__nfs_data['mountoptions'])) print('\tage:\t%d' % self.__nfs_data['age']) print('\tcaps:\t%s' % ','.join(self.__nfs_data['servercapabilities'])) print('\tsec:\tflavor=%d,pseudoflavor=%d' % (self.__nfs_data['flavor'], \ self.__nfs_data['pseudoflavor'])) print('\tevents:\t%s' % " ".join([str(self.__nfs_data[key]) for key in NfsEventCounters])) print('\tbytes:\t%s' % " ".join([str(self.__nfs_data[key]) for key in NfsByteCounters])) print('\tRPC iostats version: %1.1f p/v: %s (nfs)' % (self.__rpc_data['statsvers'], \ self.__rpc_data['programversion'])) if self.__rpc_data['protocol'] == 'udp': print('\txprt:\tudp %s' % " ".join([str(self.__rpc_data[key]) for key in XprtUdpCounters])) elif self.__rpc_data['protocol'] == 'tcp': print('\txprt:\ttcp %s' % " ".join([str(self.__rpc_data[key]) for key in XprtTcpCounters])) elif self.__rpc_data['protocol'] == 'rdma': print('\txprt:\trdma %s' % " ".join([str(self.__rpc_data[key]) for key in XprtRdmaCounters])) else: raise Exception('Unknown RPC transport protocol %s' % self.__rpc_data['protocol']) print('\tper-op statistics') prog, vers = self.__rpc_data['programversion'].split('/') if vers == '3': for op in Nfsv3ops: print('\t%12s: %s' % (op, " ".join(str(x) for x in self.__rpc_data[op]))) elif vers == '4': for op in Nfsv4ops: print('\t%12s: %s' % (op, " ".join(str(x) for x in self.__rpc_data[op]))) else: print('\tnot implemented for version %d' % vers) print() def display_stats_header(self): print('Stats for %s mounted on %s:' % \ (self.__nfs_data['export'], self.__nfs_data['mountpoint'])) def display_nfs_options(self): """Pretty-print the NFS options """ self.display_stats_header() print(' NFS mount options: %s' % ','.join(self.__nfs_data['mountoptions'])) print(' NFS server capabilities: %s' % ','.join(self.__nfs_data['servercapabilities'])) if 'nfsv4flags' in self.__nfs_data: print(' NFSv4 capability flags: %s' % ','.join(self.__nfs_data['nfsv4flags'])) if 'pseudoflavor' in self.__nfs_data: print(' NFS security flavor: %d pseudoflavor: %d' % \ (self.__nfs_data['flavor'], self.__nfs_data['pseudoflavor'])) else: print(' NFS security flavor: %d' % self.__nfs_data['flavor']) def display_nfs_events(self): """Pretty-print the NFS event counters """ print() print('Cache events:') print(' data cache invalidated %d times' % self.__nfs_data['datainvalidates']) print(' attribute cache invalidated %d times' % self.__nfs_data['attrinvalidates']) print() print('VFS calls:') print(' VFS requested %d inode revalidations' % self.__nfs_data['inoderevalidates']) print(' VFS requested %d dentry revalidations' % self.__nfs_data['dentryrevalidates']) print() print(' VFS called nfs_readdir() %d times' % self.__nfs_data['vfsreaddir']) print(' VFS called nfs_lookup() %d times' % self.__nfs_data['vfslookup']) print(' VFS called nfs_permission() %d times' % self.__nfs_data['vfspermission']) print(' VFS called nfs_file_open() %d times' % self.__nfs_data['vfsopen']) print(' VFS called nfs_file_flush() %d times' % self.__nfs_data['vfsflush']) print(' VFS called nfs_lock() %d times' % self.__nfs_data['vfslock']) print(' VFS called nfs_fsync() %d times' % self.__nfs_data['vfsfsync']) print(' VFS called nfs_file_release() %d times' % self.__nfs_data['vfsrelease']) print() print('VM calls:') print(' VFS called nfs_readpage() %d times' % self.__nfs_data['vfsreadpage']) print(' VFS called nfs_readpages() %d times' % self.__nfs_data['vfsreadpages']) print(' VFS called nfs_writepage() %d times' % self.__nfs_data['vfswritepage']) print(' VFS called nfs_writepages() %d times' % self.__nfs_data['vfswritepages']) print() print('Generic NFS counters:') print(' File size changing operations:') print(' truncating SETATTRs: %d extending WRITEs: %d' % \ (self.__nfs_data['setattrtrunc'], self.__nfs_data['extendwrite'])) print(' %d silly renames' % self.__nfs_data['sillyrenames']) print(' short reads: %d short writes: %d' % \ (self.__nfs_data['shortreads'], self.__nfs_data['shortwrites'])) print(' NFSERR_DELAYs from server: %d' % self.__nfs_data['delay']) def display_nfs_bytes(self): """Pretty-print the NFS event counters """ print() print('NFS byte counts:') print(' applications read %d bytes via read(2)' % self.__nfs_data['normalreadbytes']) print(' applications wrote %d bytes via write(2)' % self.__nfs_data['normalwritebytes']) print(' applications read %d bytes via O_DIRECT read(2)' % self.__nfs_data['directreadbytes']) print(' applications wrote %d bytes via O_DIRECT write(2)' % self.__nfs_data['directwritebytes']) print(' client read %d bytes via NFS READ' % self.__nfs_data['serverreadbytes']) print(' client wrote %d bytes via NFS WRITE' % self.__nfs_data['serverwritebytes']) def display_rpc_generic_stats(self): """Pretty-print the generic RPC stats """ sends = self.__rpc_data['rpcsends'] print() print('RPC statistics:') print(' %d RPC requests sent, %d RPC replies received (%d XIDs not found)' % \ (sends, self.__rpc_data['rpcreceives'], self.__rpc_data['badxids'])) if sends != 0: print(' average backlog queue length: %d' % \ (float(self.__rpc_data['backlogutil']) / sends)) def display_rpc_op_stats(self): """Pretty-print the per-op stats """ sends = self.__rpc_data['rpcsends'] allstats = [] for op in self.__rpc_data['ops']: allstats.append([op] + self.__rpc_data[op]) print() for stats in sorted(allstats, key=itemgetter(1), reverse=True): count = stats[1] if count != 0: print('%s:' % stats[0]) print('\t%d ops (%d%%)' % \ (count, ((count * 100) / sends)), end=' ') retrans = stats[2] - count if retrans != 0: print('\t%d retrans (%d%%)' % (retrans, ((retrans * 100) / count)), end=' ') print('\t%d major timeouts' % stats[3]) else: print('') print('\tavg bytes sent per op: %d\tavg bytes received per op: %d' % \ (stats[4] / count, stats[5] / count)) print('\tbacklog wait: %f' % (float(stats[6]) / count), end=' ') print('\tRTT: %f' % (float(stats[7]) / count), end=' ') print('\ttotal execute time: %f (milliseconds)' % \ (float(stats[8]) / count)) def client_rpc_stats(self): """Tally high-level rpc stats for the nfsstat command """ sends = 0 trans = 0 authrefrsh = 0 for op in self.__rpc_data['ops']: sends += self.__rpc_data[op][0] trans += self.__rpc_data[op][1] retrans = trans - sends # authrefresh stats don't actually get captured in # /proc/self/mountstats, so we fudge it here authrefrsh = sends return (sends, retrans, authrefrsh) def display_nfsstat_stats(self): """Pretty-print nfsstat-style stats """ sends = 0 for op in self.__rpc_data['ops']: sends += self.__rpc_data[op][0] if sends == 0: return print() vers = self.nfs_version() print('Client nfs v%d' % vers) info = [] for op in self.__rpc_data['ops']: print('%-13s' % str.lower(op)[:12], end='') count = self.__rpc_data[op][0] pct = (count * 100) / sends info.append((count, pct)) if (self.__rpc_data['ops'].index(op) + 1) % 6 == 0: print() for (count, pct) in info: print('%-8u%3u%% ' % (count, pct), end='') print() info = [] print() if len(info) > 0: for (count, pct) in info: print('%-8u%3u%% ' % (count, pct), end='') print() def compare_iostats(self, old_stats): """Return the difference between two sets of stats """ if old_stats.__nfs_data['age'] > self.__nfs_data['age']: return self result = DeviceData() protocol = self.__rpc_data['protocol'] # copy self into result for key, value in list(self.__nfs_data.items()): result.__nfs_data[key] = value for key, value in list(self.__rpc_data.items()): result.__rpc_data[key] = value # compute the difference of each item in the list # note the copy loop above does not copy the lists, just # the reference to them. so we build new lists here # for the result object. for op in result.__rpc_data['ops']: result.__rpc_data[op] = list(map(difference, self.__rpc_data[op], old_stats.__rpc_data[op])) # update the remaining keys if protocol == 'udp': for key in XprtUdpCounters: result.__rpc_data[key] -= old_stats.__rpc_data[key] elif protocol == 'tcp': for key in XprtTcpCounters: result.__rpc_data[key] -= old_stats.__rpc_data[key] elif protocol == 'rdma': for key in XprtRdmaCounters: result.__rpc_data[key] -= old_stats.__rpc_data[key] result.__nfs_data['age'] -= old_stats.__nfs_data['age'] for key in NfsEventCounters: result.__nfs_data[key] -= old_stats.__nfs_data[key] for key in NfsByteCounters: result.__nfs_data[key] -= old_stats.__nfs_data[key] return result def setup_accumulator(self, ops): """Initialize a DeviceData instance to tally stats for all mountpoints with the same major version. This is for the nfsstat command. """ if ops == Nfsv3ops: self.__rpc_data['programversion'] = '100003/3' self.__nfs_data['fstype'] = 'nfs' elif ops == Nfsv4ops: self.__rpc_data['programversion'] = '100003/4' self.__nfs_data['fstype'] = 'nfs4' self.__rpc_data['ops'] = ops for op in ops: self.__rpc_data[op] = [0 for i in range(8)] def accumulate_iostats(self, new_stats): """Accumulate counters from all RPC op buckets in new_stats. This is for the nfsstat command. """ for op in new_stats.__rpc_data['ops']: try: self.__rpc_data[op] = list(map(add, self.__rpc_data[op], new_stats.__rpc_data[op])) except KeyError: continue def __print_rpc_op_stats(self, op, sample_time): """Print generic stats for one RPC op """ if op not in self.__rpc_data: return rpc_stats = self.__rpc_data[op] ops = float(rpc_stats[0]) retrans = float(rpc_stats[1] - rpc_stats[0]) kilobytes = float(rpc_stats[3] + rpc_stats[4]) / 1024 rtt = float(rpc_stats[6]) exe = float(rpc_stats[7]) # prevent floating point exceptions if ops != 0: kb_per_op = kilobytes / ops retrans_percent = (retrans * 100) / ops rtt_per_op = rtt / ops exe_per_op = exe / ops else: kb_per_op = 0.0 retrans_percent = 0.0 rtt_per_op = 0.0 exe_per_op = 0.0 op += ':' print(format(op.lower(), '<16s'), end='') print(format('ops/s', '>8s'), end='') print(format('kB/s', '>16s'), end='') print(format('kB/op', '>16s'), end='') print(format('retrans', '>16s'), end='') print(format('avg RTT (ms)', '>16s'), end='') print(format('avg exe (ms)', '>16s')) print(format((ops / sample_time), '>24.3f'), end='') print(format((kilobytes / sample_time), '>16.3f'), end='') print(format(kb_per_op, '>16.3f'), end='') retransmits = '{0:>10.0f} ({1:>3.1f}%)'.format(retrans, retrans_percent).strip() print(format(retransmits, '>16'), end='') print(format(rtt_per_op, '>16.3f'), end='') print(format(exe_per_op, '>16.3f')) def display_iostats(self, sample_time): """Display NFS and RPC stats in an iostat-like way """ sends = float(self.__rpc_data['rpcsends']) if sample_time == 0: sample_time = float(self.__nfs_data['age']) # sample_time could still be zero if the export was just mounted. # Set it to 1 to avoid divide by zero errors in this case since we'll # likely still have relevant mount statistics to show. # if sample_time == 0: sample_time = 1; if sends != 0: backlog = (float(self.__rpc_data['backlogutil']) / sends) / sample_time else: backlog = 0.0 print() print('%s mounted on %s:' % \ (self.__nfs_data['export'], self.__nfs_data['mountpoint'])) print() print(format('ops/s', '>16') + format('rpc bklog', '>16')) print(format((sends / sample_time), '>16.3f'), end='') print(format(backlog, '>16.3f')) print() self.__print_rpc_op_stats('READ', sample_time) self.__print_rpc_op_stats('WRITE', sample_time) sys.stdout.flush() def parse_stats_file(f): """pop the contents of a mountstats file into a dictionary, keyed by mount point. each value object is a list of the lines in the mountstats file corresponding to the mount point named in the key. """ ms_dict = dict() key = '' f.seek(0) for line in f.readlines(): words = line.split() if len(words) == 0: continue if words[0] == 'device': key = words[4] new = [ line.strip() ] elif 'nfs' in words or 'nfs4' in words: key = words[3] new = [ line.strip() ] else: new += [ line.strip() ] ms_dict[key] = new return ms_dict def print_mountstats(stats, nfs_only, rpc_only, raw): if nfs_only: stats.display_nfs_options() stats.display_nfs_events() stats.display_nfs_bytes() elif rpc_only: stats.display_stats_header() stats.display_rpc_generic_stats() stats.display_rpc_op_stats() elif raw: stats.display_raw_stats() else: stats.display_nfs_options() stats.display_nfs_bytes() stats.display_rpc_generic_stats() stats.display_rpc_op_stats() print() def mountstats_command(args): """Mountstats command """ mountstats = parse_stats_file(args.infile) mountpoints = [os.path.normpath(mp) for mp in args.mountpoints] # make certain devices contains only NFS mount points if len(mountpoints) > 0: check = [] for device in mountpoints: stats = DeviceData() try: stats.parse_stats(mountstats[device]) if stats.is_nfs_mountpoint(): check += [device] except KeyError: continue mountpoints = check else: for device, descr in list(mountstats.items()): stats = DeviceData() stats.parse_stats(descr) if stats.is_nfs_mountpoint(): mountpoints += [device] if len(mountpoints) == 0: print('No NFS mount points were found') return 1 if args.since: old_mountstats = parse_stats_file(args.since) for mp in mountpoints: stats = DeviceData() stats.parse_stats(mountstats[mp]) if not args.since: print_mountstats(stats, args.nfs_only, args.rpc_only, args.raw) elif args.since and mp not in old_mountstats: print_mountstats(stats, args.nfs_only, args.rpc_only, args.raw) else: old_stats = DeviceData() old_stats.parse_stats(old_mountstats[mp]) diff_stats = stats.compare_iostats(old_stats) print_mountstats(diff_stats, args.nfs_only, args.rpc_only, args.raw) args.infile.close() if args.since: args.since.close() return 0 def nfsstat_command(args): """nfsstat-like command for NFS mount points """ mountstats = parse_stats_file(args.infile) mountpoints = [os.path.normpath(mp) for mp in args.mountpoints] v3stats = DeviceData() v3stats.setup_accumulator(Nfsv3ops) v4stats = DeviceData() v4stats.setup_accumulator(Nfsv4ops) # ensure stats get printed if neither v3 nor v4 was specified if args.show_v3 or args.show_v4: show_both = False else: show_both = True # make certain devices contains only NFS mount points if len(mountpoints) > 0: check = [] for device in mountpoints: stats = DeviceData() try: stats.parse_stats(mountstats[device]) if stats.is_nfs_mountpoint(): check += [device] except KeyError: continue mountpoints = check else: for device, descr in list(mountstats.items()): stats = DeviceData() stats.parse_stats(descr) if stats.is_nfs_mountpoint(): mountpoints += [device] if len(mountpoints) == 0: print('No NFS mount points were found') return 1 if args.since: old_mountstats = parse_stats_file(args.since) for mp in mountpoints: stats = DeviceData() stats.parse_stats(mountstats[mp]) vers = stats.nfs_version() if not args.since: acc_stats = stats elif args.since and mp not in old_mountstats: acc_stats = stats else: old_stats = DeviceData() old_stats.parse_stats(old_mountstats[mp]) acc_stats = stats.compare_iostats(old_stats) if vers == 3 and (show_both or args.show_v3): v3stats.accumulate_iostats(acc_stats) elif vers == 4 and (show_both or args.show_v4): v4stats.accumulate_iostats(acc_stats) sends, retrans, authrefrsh = list(map(add, v3stats.client_rpc_stats(), v4stats.client_rpc_stats())) print('Client rpc stats:') print('calls retrans authrefrsh') print('%-11u%-11u%-11u' % (sends, retrans, authrefrsh)) if show_both or args.show_v3: v3stats.display_nfsstat_stats() if show_both or args.show_v4: v4stats.display_nfsstat_stats() args.infile.close() if args.since: args.since.close() return 0 def print_iostat_summary(old, new, devices, time): for device in devices: stats = DeviceData() stats.parse_stats(new[device]) if not old or device not in old: stats.display_iostats(time) else: old_stats = DeviceData() old_stats.parse_stats(old[device]) diff_stats = stats.compare_iostats(old_stats) diff_stats.display_iostats(time) def iostat_command(args): """iostat-like command for NFS mount points """ mountstats = parse_stats_file(args.infile) devices = [os.path.normpath(mp) for mp in args.mountpoints] if args.since: old_mountstats = parse_stats_file(args.since) else: old_mountstats = None # make certain devices contains only NFS mount points if len(devices) > 0: check = [] for device in devices: stats = DeviceData() try: stats.parse_stats(mountstats[device]) if stats.is_nfs_mountpoint(): check += [device] except KeyError: continue devices = check else: for device, descr in list(mountstats.items()): stats = DeviceData() stats.parse_stats(descr) if stats.is_nfs_mountpoint(): devices += [device] if len(devices) == 0: print('No NFS mount points were found') return 1 sample_time = 0 if args.interval is None: print_iostat_summary(old_mountstats, mountstats, devices, sample_time) return if args.count is not None: count = args.count while count != 0: print_iostat_summary(old_mountstats, mountstats, devices, sample_time) old_mountstats = mountstats time.sleep(args.interval) sample_time = args.interval mountstats = parse_stats_file(args.infile) count -= 1 else: while True: print_iostat_summary(old_mountstats, mountstats, devices, sample_time) old_mountstats = mountstats time.sleep(args.interval) sample_time = args.interval mountstats = parse_stats_file(args.infile) args.infile.close() if args.since: args.since.close() return 0 class ICMAction(argparse.Action): """Custom action to deal with interval, count, and mountpoints. """ def __call__(self, parser, namespace, values, option_string=None): if namespace.mountpoints is None: namespace.mountpoints = [] if values is None: return elif (type(values) == type([])): for value in values: self._handle_one(namespace, value) else: self._handle_one(namespace, values) def _handle_one(self, namespace, value): try: intval = int(value) if namespace.infile.name != '/proc/self/mountstats': raise argparse.ArgumentError(self, "not allowed with argument -f/--file or -S/--since") self._handle_int(namespace, intval) except ValueError: namespace.mountpoints.append(value) def _handle_int(self, namespace, value): if namespace.interval is None: namespace.interval = value elif namespace.count is None: namespace.count = value else: raise argparse.ArgumentError(self, "too many integer arguments") def main(): parser = argparse.ArgumentParser(epilog='For specific sub-command help, ' 'run \'mountstats SUB-COMMAND -h|--help\'') subparsers = parser.add_subparsers(help='sub-command help') common_parser = argparse.ArgumentParser(add_help=False) common_parser.add_argument('-v', '--version', action='version', version='mountstats ' + Mountstats_version) common_parser.add_argument('-f', '--file', default=open('/proc/self/mountstats', 'r'), type=argparse.FileType('r'), dest='infile', help='Read stats from %(dest)s instead of /proc/self/mountstats') common_parser.add_argument('-S', '--since', type=argparse.FileType('r'), metavar='SINCEFILE', help='Show difference between current stats and those in SINCEFILE') mountstats_parser = subparsers.add_parser('mountstats', parents=[common_parser], help='Display a combination of per-op RPC statistics, NFS event counts, and NFS byte counts. ' 'This is the default sub-command if no sub-command is given.') group = mountstats_parser.add_mutually_exclusive_group() group.add_argument('-n', '--nfs', action='store_true', dest='nfs_only', help='Display only the NFS statistics') group.add_argument('-r', '--rpc', action='store_true', dest='rpc_only', help='Display only the RPC statistics') group.add_argument('-R', '--raw', action='store_true', help='Display only the raw statistics') # The mountpoints argument cannot be moved into the common_parser because # it will screw up the parsing of the iostat arguments (interval and count) mountstats_parser.add_argument('mountpoints', nargs='*', metavar='mountpoint', help='Display statistics for this mountpoint. More than one may be specified. ' 'If absent, statistics for all NFS mountpoints will be generated.') mountstats_parser.set_defaults(func=mountstats_command) nfsstat_parser = subparsers.add_parser('nfsstat', parents=[common_parser], help='Display nfsstat-like statistics.') nfsstat_parser.add_argument('-3', action='store_true', dest='show_v3', help='Show NFS version 3 statistics') nfsstat_parser.add_argument('-4', action='store_true', dest='show_v4', help='Show NFS version 4 statistics') # The mountpoints argument cannot be moved into the common_parser because # it will screw up the parsing of the iostat arguments (interval and count) nfsstat_parser.add_argument('mountpoints', nargs='*', metavar='mountpoint', help='Display statistics for this mountpoint. More than one may be specified. ' 'If absent, statistics for all NFS mountpoints will be generated.') nfsstat_parser.set_defaults(func=nfsstat_command) iostat_parser = subparsers.add_parser('iostat', parents=[common_parser], help='Display iostat-like statistics.') iostat_parser.add_argument('interval', nargs='?', action=ICMAction, help='Number of seconds between reports. If absent, only one report will ' 'be generated.') iostat_parser.add_argument('count', nargs='?', action=ICMAction, help='Number of reports generated at <interval> seconds apart. If absent, ' 'reports will be generated continuously.') # The mountpoints argument cannot be moved into the common_parser because # it will screw up the parsing of the iostat arguments (interval and count) iostat_parser.add_argument('mountpoints', nargs='*', action=ICMAction, metavar='mountpoint', help='Display statsistics for this mountpoint. More than one may be specified. ' 'If absent, statistics for all NFS mountpoints will be generated.') iostat_parser.set_defaults(func=iostat_command) args = parser.parse_args() return args.func(args) try: if __name__ == '__main__': # Run the mounstats sub-command if no sub-command (or the help flag) # is given. If the argparse module ever gets support for optional # (default) sub-commands, then this can be changed. if len(sys.argv) == 1: sys.argv.insert(1, 'mountstats') elif sys.argv[1] not in ['-h', '--help', 'mountstats', 'iostat', 'nfsstat']: sys.argv.insert(1, 'mountstats') res = main() sys.stdout.close() sys.stderr.close() sys.exit(res) except (KeyboardInterrupt, RuntimeError): sys.exit(1) except IOError: pass
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