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Import the arcstat(1m) manpage from illumos #10288

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Import the arcstat(1m) manpage from illumos #10288

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8d2136f
Fix inconsistent capitalization in `arcstat -v`
strugee May 7, 2020
d4a24e8
Import the arcstat(1m) manpage from illumos
strugee May 4, 2020
a16f002
Fix up arcstat(1) to match our version
strugee May 4, 2020
e022fb9
Fix outdated comment header
strugee May 4, 2020
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43 changes: 24 additions & 19 deletions cmd/arcstat/arcstat
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Original file line number Diff line number Diff line change
@@ -1,20 +1,25 @@
#!/usr/bin/env python3
#
# Print out ZFS ARC Statistics exported via kstat(1)
# For a definition of fields, or usage, use arctstat.pl -v
# For a definition of fields, or usage, use arcstat -v
#
# This script is a fork of the original arcstat.pl (0.1) by
# Neelakanth Nadgir, originally published on his Sun blog on
# This script was originally a fork of the original arcstat.pl (0.1)
# by Neelakanth Nadgir, originally published on his Sun blog on
# 09/18/2007
# http://blogs.sun.com/realneel/entry/zfs_arc_statistics
#
# This version aims to improve upon the original by adding features
# and fixing bugs as needed. This version is maintained by
# Mike Harsch and is hosted in a public open source repository:
# A new version aimed to improve upon the original by adding features
# and fixing bugs as needed. This version was maintained by Mike
# Harsch and was hosted in a public open source repository:
# http://github.com/mharsch/arcstat
#
# Comments, Questions, or Suggestions are always welcome.
# Contact the maintainer at ( mike at harschsystems dot com )
# but has since moved to the illumos-gate repository.
#
# This Python port was written by John Hixson for FreeNAS, introduced
# in commit e2c29f:
# https://github.com/freenas/freenas
#
# and has been improved by many people since.
#
# CDDL HEADER START
#
Expand Down Expand Up @@ -60,7 +65,7 @@ cols = {
"hits": [4, 1000, "ARC reads per second"],
"miss": [4, 1000, "ARC misses per second"],
"read": [4, 1000, "Total ARC accesses per second"],
"hit%": [4, 100, "ARC Hit percentage"],
"hit%": [4, 100, "ARC hit percentage"],
"miss%": [5, 100, "ARC miss percentage"],
"dhit": [4, 1000, "Demand hits per second"],
"dmis": [4, 1000, "Demand misses per second"],
Expand All @@ -75,12 +80,12 @@ cols = {
"mread": [5, 1000, "Metadata accesses per second"],
"mh%": [3, 100, "Metadata hit percentage"],
"mm%": [3, 100, "Metadata miss percentage"],
"arcsz": [5, 1024, "ARC Size"],
"c": [4, 1024, "ARC Target Size"],
"mfu": [4, 1000, "MFU List hits per second"],
"mru": [4, 1000, "MRU List hits per second"],
"mfug": [4, 1000, "MFU Ghost List hits per second"],
"mrug": [4, 1000, "MRU Ghost List hits per second"],
"arcsz": [5, 1024, "ARC size"],
"c": [4, 1024, "ARC target size"],
"mfu": [4, 1000, "MFU list hits per second"],
"mru": [4, 1000, "MRU list hits per second"],
"mfug": [4, 1000, "MFU ghost list hits per second"],
"mrug": [4, 1000, "MRU ghost list hits per second"],
"eskip": [5, 1000, "evict_skip per second"],
"mtxmis": [6, 1000, "mutex_miss per second"],
"dread": [5, 1000, "Demand accesses per second"],
Expand All @@ -92,10 +97,10 @@ cols = {
"l2miss%": [7, 100, "L2ARC access miss percentage"],
"l2asize": [7, 1024, "Actual (compressed) size of the L2ARC"],
"l2size": [6, 1024, "Size of the L2ARC"],
"l2bytes": [7, 1024, "bytes read per second from the L2ARC"],
"grow": [4, 1000, "ARC Grow disabled"],
"need": [4, 1024, "ARC Reclaim need"],
"free": [4, 1024, "ARC Free memory"],
"l2bytes": [7, 1024, "Bytes read per second from the L2ARC"],
"grow": [4, 1000, "ARC grow disabled"],
"need": [4, 1024, "ARC reclaim need"],
"free": [4, 1024, "ARC free memory"],
}

v = {}
Expand Down
2 changes: 1 addition & 1 deletion man/man1/Makefile.am
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
dist_man_MANS = zhack.1 ztest.1 raidz_test.1 zvol_wait.1
dist_man_MANS = zhack.1 ztest.1 raidz_test.1 zvol_wait.1 arcstat.1
EXTRA_DIST = cstyle.1

install-data-local:
Expand Down
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