Ken Schumm
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New to Adaptive Partitioning, problems on PXA270
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Ken Schumm
10/23/2008 1:23 PM
post15459
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New to Adaptive Partitioning, problems on PXA270
As a first task I'd like to set up a debug partition so a user can telnet and log into a heavily loaded target.
A debug partition was set up : aps -b10 DevDebug
Then io-net and inetd are launched into the DevDebug partition.
pidin sched shows that io-net and inetd are running in the new partition.
After telneting into an unloaded system pidin shows that telnetd and sh are also assigned to the new partition.
But... when the system is heavily loaded we cannot telnet into the target. If we telnet into an unloaded target, then
apply the load, the shell becomes unresponsive until the system again becomes unloaded. If the load continues telnet
eventually disconnects.
It sort of seems like AP isn't working. I thought that maybe the flash driver and inflator needed to also be in the new
partition so commands could be loaded from flash, but shouldn't those threads inherit the new partition?
Heres the output of aps show:
+---- CPU Time ----+-- Critical Time --
Partition name id | Budget | Used | Budget | Used
--------------------+------------------+-------------------
System 0 | 90% | 37.26% | 100ms | 0.000ms
DevDebug 1 | 10% | 62.69% | 0ms | 0.000ms
--------------------+------------------+-------------------
Total | 100% | 99.95% |
Here's the output of pidin sched:
pid tid name prio cpu ExtSched STATE
1 1 procnto 0f 0 System READY
1 2 procnto 70r 0 System RECEIVE
1 3 procnto 10r 0 System RECEIVE
1 4 procnto 10r 0 System RECEIVE
1 5 procnto 10r 0 System RECEIVE
1 6 procnto 10r 0 System RECEIVE
1 7 procnto 70r 0 System RECEIVE
1 8 procnto 10r 0 DevDebug RUNNING
1 9 procnto 10r 0 System RECEIVE
1 10 procnto 10r 0 System RECEIVE
2 1 ot/devf-dbpxa270dp 10r 0 System SIGWAITINFO
2 2 ot/devf-dbpxa270dp 10r 0 System RECEIVE
2 3 ot/devf-dbpxa270dp 10r 0 System RECEIVE
2 5 ot/devf-dbpxa270dp 10r 0 System RECEIVE
2 6 ot/devf-dbpxa270dp 10r 0 System RECEIVE
3 1 oot/devc-serpxa250 10r 0 System RECEIVE
4 1 proc/boot/slogger 30r 0 System RECEIVE
5 1 proc/boot/pipe 10r 0 System SIGWAITINFO
5 2 proc/boot/pipe 10r 0 System RECEIVE
5 3 proc/boot/pipe 10r 0 System RECEIVE
5 4 proc/boot/pipe 10r 0 System RECEIVE
5 5 proc/boot/pipe 10r 0 System RECEIVE
8199 1 sbin/inflator 10r 0 System RECEIVE
8199 2 sbin/inflator 10r 0 System RECEIVE
8199 3 sbin/inflator 10r 0 System RECEIVE
8199 4 sbin/inflator 24r 0 System RECEIVE
53256 1 sbin/io-net 10r 0 DevDebug SIGWAITINFO
53256 2 sbin/io-net 21r 0 DevDebug RECEIVE
53256 3 sbin/io-net 18r 0 DevDebug RECEIVE
53256 4 sbin/io-net 10r 0 DevDebug RECEIVE
53256 5 sbin/io-net 21r 0 DevDebug RECEIVE
53256 6 sbin/io-net 17f 0 DevDebug CONDVAR
53256 7 sbin/io-net 10r 0 DevDebug RECEIVE
53256 8 sbin/io-net 18r 0 DevDebug ...
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