We are now messing with VM Page Space. I too have see major slowness with my SLES 8 Guest. Our VM guy has increased the Page Space, I'm checking it out now.
----- Original Message ----- From: "John Kaba" <[EMAIL PROTECTED]> To: [EMAIL PROTECTED] Subject: Linux Performance Issue Date: Tue, 16 Nov 2004 14:58:00 -0600 > > We have just recently installed SuSE SLES8 under our VM3.1.0 system, and > are experiencing some performance issues. Our Realtime monitor reveals > that Linux is utilizing approx 65% of our CPU cycles, but we really have > nothing running. I was told by our Linux guy to give it lots of memory, so > I defined it with 1G. I'm wondering if this is my problem, or if I might > have something else set up wrong. We have Tivoli Directory Server 5.2 > fixpack1, DB2 ver 8.2, and websphere express 5.1, but it is not configured > yet. We have just installed these products, and they are not being used at > all, still we are seeing results like this: > > --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- > Here is our Realtime Monitor results: > > <>z/VM CPU9672 SERIAL 069692 2G DATE 11/16/04 START 13:37:27 END > 14:25:02<> > * > USERID-> LOGGED %ACT %PGW %IOW %SUS %RUN %ELG :DSK :XST :SPL :CPU :PAG :I/O > :STR > *TOTALS* 5544 14.7 .0 .0 75.6 > 24.3 .0 100 100 100 100 100 100 100 > LINUX 192 71.3 .0 .0 43.7 > 56.2 .0 .0 100 .0 65.8 .0 30.9 55.7 > VSE2 96 100 .0 .0 > 90.6 9.3 .0 .0 .0 1.7 14.5 .0 > 12.1 2.9 > TCPIP 96 100 .0 .0 > 100 .0 .0 .0 .0 .0 7.8 .0 > 30.7 .9 > VSEIPO 96 100 .0 .0 98.9 > 1.0 .0 .0 .0 11.0 5.5 .0 23.7 1.1 > > --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- > Here is a "TOP" listing from our Linux guest: > > 70 processes: 68 sleeping, 2 running, 0 zombie, 0 stopped > CPU0 states: 1.4% user, 4.4% system, 0.0% nice, 93.0% idle > CPU1 states: 14.2% user, 3.4% system, 0.0% nice, 81.2% idle > Mem: 1008504K av, 953116K used, 55388K free, 0K shrd, 138316K > buff > Swap: 719896K av, 4K used, 719892K free 668240K > cached > > PID USER PRI NI SIZE RSS SHARE STAT %CPU %MEM TIME > COMMAND > 10871 dmelende 15 0 11372 11M 10632 S 2.9 > 1.1 7:50 kdeinit > 10905 dmelende 15 0 16804 16M 14572 S 2.5 > 1.6 3:26 kdeinit > 23343 jkaba 15 0 1036 1032 828 R > 1.5 0.1 0:00 top > 10914 dmelende 15 0 12652 12M 11724 S 0.5 > 1.2 0:28 kdeinit > 10890 dmelende 15 0 12980 12M 11848 R 0.3 > 1.2 1:20 kdeinit > 23327 jkaba 15 0 2376 2376 2208 S > 0.3 0.2 0:00 sshd > 15843 root 15 0 2084 2080 1520 S > 0.1 0.2 0:06 db2fmcd > 1 root 15 0 208 204 160 > S 0.0 0.0 0:04 init > 2 root 0K 0 0 0 0 > SW 0.0 0.0 0:00 migration_CPU0 > 3 root 0K 0 0 0 0 > SW 0.0 0.0 0:00 migration_CPU1 > 4 root 25 0 0 0 0 > SW 0.0 0.0 0:00 kmcheck > 5 root 15 0 0 0 0 > SW 0.0 0.0 0:00 keventd > 6 root 34 19 0 0 0 > SWN 0.0 0.0 8:50 ksoftirqd_CPU0 > 7 root 34 19 0 0 0 > SWN 0.0 0.0 8:36 ksoftirqd_CPU1 > 8 root 15 0 0 0 0 > SW 0.0 0.0 0:07 kswapd > 9 root 25 0 0 0 0 > SW 0.0 0.0 0:00 bdflush > [EMAIL PROTECTED]:~> > --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- > Here is the directory entry for the Linux Guest: > > USER LINUX xxxxxxx 1000M 2000M G > *----------------------------------------------------- > ACCOUNT 442061 LINUX > CPU 01 CPUID 111111 > CPU 02 CPUID 111222 > IPL CMS PARM AUTOCR > IUCV ANY > IUCV ALLOW > MACHINE ESA 10 > OPTION MAINTCCW RMCHINFO > SHARE REL 2000 > XSTORE 32M > CONSOLE 01C0 3270 A > SPECIAL 0808 CTCA > SPECIAL 0809 CTCA > SPOOL 000C 2540 READER * > SPOOL 000D 2540 PUNCH A > SPOOL 000E 3203 A > LINK MAINT 0190 0190 RR > LINK MAINT 019D 019D RR > LINK MAINT 019E 019E RR > LINK TCPMAINT 0592 0592 RR > > ---------------------------------------------------------------------------------------------------------------------------------------------------------------------- > Our Real Storage looks like this: > q stor > STORAGE = 2G > Ready; T=0.01/0.01 14:48:39 > q xstore > XSTORE= 2048M online= 2048M > XSTORE= 2016M userid= SYSTEM usage= 3% retained= 0M pending= 0M > XSTORE MDC min=10M, max=64M, usage=3% > XSTORE= 32M userid= LINUX > XSTORE= 2016M userid= (none) max. attach= 2016M > Ready; T=0.01/0.01 14:48:43 > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, > send email to [EMAIL PROTECTED] with the message: INFO LINUX-390 or visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > > -- _______________________________________________ Find what you are looking for with the Lycos Yellow Pages http://r.lycos.com/r/yp_emailfooter/http://yellowpages.lycos.com/default.asp?SRC=lycos10 ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
