Timeline

10/21/08:

12:52 Ticket #28 (/proc/cnma wrong unit) created by [email protected]…

'kB' should be 'Bytes' or value should be converted to kB $ cat …

10/17/08:

17:15 Ticket #27 (Failed CN can hang the whole pset) created by iskra

If a compute node hangs for whatever reason, and we keep sending it …

10:37 Ticket #26 (compute node freezes by cqdel) created by kazutomo

Some compute nodes freeze (not all, something like 10 nodes out of 64 …

10/16/08:

17:32 Ticket #25 (Generate correct ICMP for unreachable nodes) created by iskra

In IP forwarding code, either over tree or over torus, where the …

14:49 Ticket #24 (Handle persistent IONs/CNs) created by iskra

We currently assume that IONs and CNs will be rebooted between jobs. This …

14:45 Ticket #23 (stdin is not supported) created by iskra

ZOID does not support stdin. There are elements of the support in ZOID …

14:42 Ticket #22 (Error handling in control is incomplete) created by iskra

Clean up and complete the error handling in control. Right now we are too …

14:41 Ticket #21 (Error handling in ZOID is incomplete) created by iskra

ZOID daemon running on IONs needs to mimic CIOD error handling (RAS?). …

14:39 Ticket #20 (/etc/passwd on IONs is a mess) created by iskra

Right now, the password file on IONs is static (it is generated when the …

14:37 Ticket #19 (CN control process leaks file descriptors) created by iskra

When launching the fuse clients and such, the CN "control" process leaks …

14:33 Ticket #18 (Reading from /dev/tree kills CN kernel) created by iskra

Communication over the tree is normally polling-based: we frequently read …

14:30 Ticket #17 (MTU of TUN device can't be increased on IONs) created by iskra

There seems to be a restriction on the ION kernel regarding the MTU size …

10/10/08:

13:24 Ticket #16 (Release work) created by kazutomo

- MPICH,DCMF and SPI are currently included in zepto svn tree but they …

10/09/08:

16:09 Ticket #15 (Some SPI functions are not implemnted yet) created by kazutomo

We need to implement Kernel_CounterGroupFree(), Kernel_InjFifoGroupFree() …

16:02 Ticket #14 (dynamic linked binary not working) created by kazutomo

dynamic linked zcb does not start.

16:00 Ticket #13 (Enable UPC device) created by kazutomo

BGP Performance Counter is not activated for CN Linux yet.

15:58 Ticket #3 (HIGHMEM causes kernel to crash) closed by kazutomo

duplicate

15:23 Ticket #12 (ptrace is not fully working to zcb) created by kazutomo

ptrace() can't get buffer from kernel. ptrace special mapping does not …

15:18 Ticket #11 (Enabling HIGHMEM) created by kazutomo

HIGHMEM is in a bad condition, especially with I/O kernel ethernet driver. …

15:15 Ticket #10 (Collective performance issue) created by kazutomo

Performance issue on collective operation on Linux although point-to-point …

14:05 Ticket #9 (CommThread support including IPI) created by kazutomo

No I/O thread is supported now. We need to implement some kind of user …

14:02 Ticket #8 (Partial Partition) created by kazutomo

MPICH on Linux only work on a fully occupied partition now. i.e. 64, 128, …

13:59 Ticket #7 (Implement VN, DUAL equivalent mode) created by kazutomo

In other words, allow two or four Zepto Compute Binary(ZCB)s to run at the …

11:09 Ticket #6 (DMA inj counter underflow) created by kazutomo

RAS events are often generated from zcb. DMA unit injection counter 0 has …

11:05 Ticket #5 (zcb timeout ras events) created by kazutomo

RAS events are generated at timeout, which report "kernel access of bad …

09/23/08:

16:00 Ticket #4 (control-c on CN) created by kazutomo

control-c does not response on CN terminal while control-z works

15:49 Ticket #3 (HIGHMEM causes kernel to crash) created by kazutomo

kernel panic msg below maybe kmap_atomic() race condition We don't use …