From: Raj, Dilip (SD-EX) (DRaj@gi.com)
Date: Thu May 02 2002 - 13:08:51 EDT
Sun Gurus,
Info about Hardware:
OS: Solaris 2.51
Hardware: E3500.
RAM 1 GB
Swap:
grizzlies# swap -l
swapfile dev swaplo blocks free
/dev/vx/dsk/swapvol 134,5 16 3885440 3632880
It is 512 Bytes per blocks, it means I have a 2 GB Swap (3885440 blocks)
allocated and 1860 MB swap ( 3632880 Blocks) Free.
I am using sar -r to collect number of memory pages and swap file that are
not currently used.
********************************************
Checking Unused Memory using sar -r Option
********************************************
SunOS grizzlies 5.5.1 Generic_103640-29 sun4u 04/30/02
00:00:01 freemem freeswap
01:00:00 8259 2138961
02:00:00 3379 2147996
03:00:01 3825 2151994
04:00:00 9076 2147601
.................
19:00:00 5753 2132484
20:00:00 5527 2128306
21:00:00 4999 2119055
22:00:00 3832 2121652
23:00:00 2088 2119952
Average 5048 2128918
Questions:
>From Above average freemem freeswap data, what does it mean?
50 Mb Fremem, and 2 GB freeswap?
Also, my sar -g output looks like this.
*******************************************
Checking Page-Out Activity using sar -g Option
*******************************************
SunOS grizzlies 5.5.1 Generic_103640-29 sun4u 04/30/02
00:00:01 pgout/s ppgout/s pgfree/s pgscan/s %ufs_ipf
01:00:00 0.07 0.40 0.40 0.00 0.00
02:00:00 34.20 262.58 357.67 950.90 0.00
03:00:01 6.21 47.06 179.09 1299.10 0.00
.....................................
18:00:00 0.09 0.64 0.73 1.63 0.00
19:00:00 0.08 0.43 0.51 1.45 0.00
20:00:00 0.05 0.31 0.35 0.75 0.00
21:00:00 0.06 0.41 0.52 1.92 0.00
22:00:00 0.00 0.00 0.00 0.00 0.00
23:00:00 1.60 10.93 65.82 581.24 0.00
00:00:01 pgout/s ppgout/s pgfree/s pgscan/s %ufs_ipf
Average 1.93 14.66 27.25 129.68 0.88
Obviously, my pgfree/s and pgscan/s indicates very high values. ( But what
is the bottom line)
Am I running low on Memory.
I will summerize it.
Thanks
----------------------------
Dilip Raj
System Engineer.
Access Control Center.
Motorola Broadband Communication Sector.
Phone: (858)-404-3878
mailto:dilip.raj@motorola.com
----------------------------
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