sar -c on our O3200 file server (4-CPU, 2G RAM) has rchar/s and wchar/s
capped at 14000000. Is there any tuning we can do to increase this?


========================= sar -c =========================
Report system calls:
scall/s - system calls of all types;
sread/s, swrit/s, fork/s, exec/s - specific system calls;
rchar/s, wchar/s - characters transferred by read and write system calls.


IRIX64 uranium 6.5 01100601 IP35 10/17/03

00:00:06 scall/s sread/s swrit/s fork/s exec/s rchar/s wchar/s
17:35:06 18852 4911 685 2.52 1.02 4874700 7215788
17:40:06 14800 3973 352 1.14 1.09 11148080 4809342
17:45:06 20088 5725 1098 1.56 1.12 10628234 6874267
17:50:06 23835 6990 1347 1.52 1.10 874817 9152711
17:55:06 20044 5698 1217 1.62 1.03 462429 8881703
18:00:06 22617 6498 2000 1.21 0.89 10169270 6973697
18:05:06 25900 6713 2094 2.59 1.17 3826643 10868426
18:10:06 32664 8592 2620 1.40 1.25 14203349 9893753
18:15:06 27022 7035 2446 1.78 0.89 969909 12691143
18:20:05 15193 4162 1497 1.02 1.09 4299966 14190516
18:25:06 22896 6779 1992 1.61 0.92 5981254 2970094
18:30:06 17103 4932 1669 1.04 0.94 5841575 347955
18:35:05 22275 5955 1724 2.74 1.02 3937541 12944494
18:40:06 16009 4408 1616 1.38 1.61 781336 13255531
18:45:06 29404 8092 2799 1.51 1.16 985078 11446279
18:50:06 31950 8665 2792 0.86 0.89 3676900 5058496
18:55:06 29560 7958 2688 1.41 1.07 10669476 11651445
19:00:06 27472 7995 3282 1.65 1.14 3693524 13820161
19:05:06 23979 6701 2632 2.83 1.28 3958599 13788597
19:10:06 23771 6586 1895 1.14 1.32 9090506 5226958
19:15:05 25331 7207 2581 1.70 1.10 10197998 6645597
19:20:06 23590 6770 2437 0.83 0.92 10558002 6926306
19:25:06 15095 4158 1459 1.08 0.89 9337959 7054516
19:30:05 12984 3667 1378 1.10 0.98 8922882 6650438
19:35:06 16550 4194 1288 2.35 0.89 10171250 6576298
19:40:06 16568 4591 1316 1.10 0.98 12571799 6210769
19:45:06 20540 5295 642 1.25 0.92 11054237 6114091
19:50:06 15690 4330 234 1.04 1.08 557328 5656730
19:55:05 20798 5701 311 1.54 1.20 1425289 6352401
20:00:06 23323 6494 226 1.74 0.96 2202496 5757102
20:05:06 19962 5607 215 2.54 1.24 14137642 5906625
20:10:06 19456 5808 240 1.06 0.88 1827159 4782377
20:15:05 21194 6058 306 1.18 0.93 12165191 5497118
20:20:06 27567 7609 288 1.04 1.06 14019305 5585728
20:25:06 23683 6648 263 2.01 0.87 11923334 5159254
20:30:06 13580 4315 170 1.03 1.00 9580928 4290299
20:35:06 14935 4875 196 2.86 1.14 8736024 3900191
20:40:05 14856 4684 476 1.52 1.20 5267015 12220806
20:45:06 13060 3855 524 1.61 1.03 5406238 13392460
20:50:06 14494 4097 610 1.03 1.03 4111552 210787

Thanks in advance.



Ken Juneau