partial summary: Where'd my disk space go? (more info)

From: George Gallen <ggallen_at_slackinc.com>
Date: Tue, 27 Jun 2000 11:10:04 -0400

The feeling seems to be using a large file system
under 3.2c may be where the problem lies. Since
the disklabel seems ok, I'll have to check into
the tunefs/newfs parameters to know more.

Thanks for the replies
George

>-----Original Message-----
>From: George Gallen [mailto:ggallen_at_slackinc.com]
>Sent: Tuesday, June 27, 2000 10:44 AM
>To: 'tru64-unix-managers_at_ornl.gov'
>Subject: Where'd my disk space go? (more info)
>
>
>Not sure if this matters...
>
>I created the filesystems for the new drives using 4.0d, but
>right now the drives are being used in 3.2c. Should I have
>reformatted the drives under 3.2c? The disklabel read fine
>and the filesystem seemed(?) to work without problems.....
>then again...
>
>George
>
>>-----Original Message-----
>>From: George Gallen [mailto:ggallen_at_slackinc.com]
>>Sent: Tuesday, June 27, 2000 10:26 AM
>>To: 'tru64-unix-managers_at_ornl.gov'
>>Subject: Where'd my disk space go? (more info)
>>
>>
>>After I restored the data that resided on one partition of
>>the rz28 (apx 1gb) onto the partition of rz1df (apx 4gb)
>>I ran (du -k -s) and it showed 2.7gb. Now that 2.7gb of
>>files came from a filesystem of about 1gb by doing a
>>cp -Rp rz28partition rz1dfpartition.
>>
>>Would changing the partition size from 1gb to 4gb, change
>>the minimum amount of drive space required for "each" file
>>that much it would increase in size by 1.7gb?
>>
>>Yes, I do realize these drives are not partitioned for their
>>full capacity, as some have pointed out.
>>
>>Thanks
>>George
>>
>>>-----Original Message-----
>>>From: George Gallen [mailto:ggallen_at_slackinc.com]
>>>Sent: Monday, June 26, 2000 10:58 PM
>>>To: 'tru64-unix-managers_at_ornl.gov'
>>>Subject: Where'd my disk space go?
>>>
>>>
>>>Is this "problem" related to an increase in inodes?
>>>
>>>I replaced a 2.1gb with 2 filesystems (ufs) each apx 1gb each
>>>with a 9.1 gb with 2 filessystems (ufs) each apx 4gb each
>>>
>>>Replaced rz28's with rz1df's
>>>
>>>Now my 2.1 filesystems were about 80 & 90 % full when I
>>>replaced the drives
>>>Now my 9.1 filesystems are about 50 & 70 % full.
>>>
>>>Why didn't the new filesystems go to around 20 & 25 % full? I
>>increased
>>>the avail space by a factor of 4, wouldn't the % of used
>>space decrease
>>>by a factor of 4?
>>>
>>>sample disklabel from the rz28 still on the system:
>>>
>>># /dev/rrz1a:
>>>type: SCSI
>>>disk: RZ28B
>>>label:
>>>flags:
>>>bytes/sector: 512
>>>sectors/track: 99
>>>tracks/cylinder: 16
>>>sectors/cylinder: 1584
>>>cylinders: 2595
>>>sectors/unit: 4110480
>>>rpm: 3600
>>>interleave: 1
>>>trackskew: 0
>>>cylinderskew: 0
>>>headswitch: 0 # milliseconds
>>>track-to-track seek: 0 # milliseconds
>>>drivedata: 0
>>>
>>>8 partitions:
>>># size offset fstype [fsize bsize cpg]
>>> a: 131072 0 unused 1024 8192 #
>>>(Cyl. 0 - 82*)
>>> b: 401408 131072 unused 1024 8192 #
>>>(Cyl. 82*- 336*)
>>>
>>> c: 4110480 0 unused 1024 8192 #
>>>(Cyl. 0 - 2594)
>>> d: 1191936 532480 unused 1024 8192 #
>(Cyl. 336*-
>>>1088*)
>>> e: 1191936 1724416 unused 1024 8192 #
>(Cyl. 1088*-
>>>1841*)
>>> f: 1194128 2916352 unused 1024 8192 #
>(Cyl. 1841*-
>>>2594*)
>>> g: 1787904 532480 4.2BSD 1024 8192 16 #
>(Cyl. 336*-
>>>1464*)
>>> h: 1790096 2320384 4.2BSD 1024 8192 16 #
>(Cyl. 1464*-
>>>2594*)
>>>
>>>
>>>sample disklabel from the rz1df on the system now:
>>>
>>># /dev/rrz2a:
>>>type: SCSI
>>>disk: RZ1DF-CB
>>>label:
>>>flags: dynamic_geometry
>>>bytes/sector: 512
>>>sectors/track: 168
>>>tracks/cylinder: 20
>>>sectors/cylinder: 3360
>>>cylinders: 5273
>>>sectors/unit: 17773524
>>>rpm: 7200
>>>interleave: 1
>>>trackskew: 28
>>>cylinderskew: 72
>>>headswitch: 0 # milliseconds
>>>track-to-track seek: 0 # milliseconds
>>>drivedata: 0
>>>
>>>8 partitions:
>>># size offset fstype [fsize bsize cpg]
>>> a: 131072 0 4.2BSD 1024 8192 16 #
>>>(Cyl. 0 - 39*)
>>> b: 262144 131072 unused 0 0 #
>>>(Cyl. 39*- 117*)
>>>
>>> c: 17773524 0 unused 0 0 #
>>(Cyl. 0 -
>>>5289*)
>>> d: 0 0 unused 0 0 #
>>>(Cyl. 0 - -1)
>>> e: 0 0 unused 0 0 #
>>>(Cyl. 0 - -1)
>>> f: 0 0 unused 0 0 #
>>>(Cyl. 0 - -1)
>>> g: 8690154 393216 4.2BSD 1024 8192 16 #
>(Cyl. 117*-
>>>2703*)
>>> h: 8690154 9083370 4.2BSD 1024 8192 16 #
>(Cyl. 2703*-
>>>5289*)
>>>
>>>Currently running 3.2c
>>>
>>>Thanks
>>>George
>>>
>>>
>>>
>>>
>>>
>>>George Gallen
>>>Senior Programmer/Analyst
>>>Accounting/Data Division
>>>ggallen_at_slackinc.com
>>>ph:856.848.1000 Ext 220
>>>
>>>SLACK Incorporated - An innovative information, education and
>>>management
>>>company
>>>http://www.slackinc.com
>>>
>>
>
Received on Tue Jun 27 2000 - 15:13:37 NZST

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