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Timeline
11/07/08:
- 17:16 Ticket #38 (Writing from 64 CNs is slow with ZOID) created by
- ZOID daemon seems to have a scalability problem. Writing is fastest with …
- 17:12 Ticket #37 (ZOID does not work with buffers in flat memory) created by
- If flat memory is used (buffers_flat.c), ZOID becomes very unreliable. In …
- 16:42 Ticket #18 (Reading from /dev/tree kills CN kernel) closed by
- invalid: I can no longer reproduce this bug. control process has been changed to …
- 16:23 Ticket #36 (our own busybox built) created by
- we are just using IBM compiled busy. this is not convenient, esp for …
- 16:18 Ticket #35 (gdb does not work with flatmem binary) created by
- 13:15 Ticket #14 (dynamic linked binary not working) closed by
- fixed
- 13:15 Ticket #12 (ptrace is not fully working to zcb) closed by
- fixed
- 13:14 Ticket #8 (Partial Partition) closed by
- fixed
- 13:14 Ticket #28 (/proc/cnma wrong unit) closed by
- fixed
- 13:12 Ticket #34 (update pvfs2 package) created by
- we have the latest pvfs2.
- 13:01 Ticket #29 (zcb and /proc/self/cmdline) closed by
- fixed: I've fixed this problem. Reading /proc/self/cmdline calls …
- 12:58 Ticket #33 (Update trunk zepto-kernel with zepto-kernel-devel) created by
- We also need to re-organize tree structure. After re-organization, …
- 11:19 Ticket #32 (zcb binaries compiled by host gcc) created by
- zcb binaries compiled by host gcc do not work. There is difference in …
- 11:05 Ticket #31 (debug message control) created by
- - kernel early boot can be controlled by kernel parameter. i.e. …
- 10:52 Ticket #30 (zcb's arg, env consumes 2MB) created by
- arg, env stings are stored in user pages. Mostly zero page, so it's not …
- 10:12 Ticket #5 (zcb timeout ras events) closed by
- fixed: the latest zepto kernel no longer generate zcb timeout ras events.
- 10:10 Ticket #6 (DMA inj counter underflow) closed by
- fixed: fixed zcb exit procedure.
- 10:02 Ticket #29 (zcb and /proc/self/cmdline) created by
- zcb does not read /proc/self/cmdline correctly. I guess that other procfs …
10/21/08:
- 12:52 Ticket #28 (/proc/cnma wrong unit) created by
- '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
- If a compute node hangs for whatever reason, and we keep sending it …
- 10:37 Ticket #26 (compute node freezes by cqdel) created by
- 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
- In IP forwarding code, either over tree or over torus, where the …
- 14:49 Ticket #24 (Handle persistent IONs/CNs) created by
- We currently assume that IONs and CNs will be rebooted between jobs. This …
- 14:45 Ticket #23 (stdin is not supported) created by
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- - 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
- We need to implement Kernel_CounterGroupFree(), Kernel_InjFifoGroupFree() …
- 16:02 Ticket #14 (dynamic linked binary not working) created by
- dynamic linked zcb does not start.
- 16:00 Ticket #13 (Enable UPC device) created by
- BGP Performance Counter is not activated for CN Linux yet.
- 15:58 Ticket #3 (HIGHMEM causes kernel to crash) closed by
- duplicate
- 15:23 Ticket #12 (ptrace is not fully working to zcb) created by
- ptrace() can't get buffer from kernel. ptrace special mapping does not …
- 15:18 Ticket #11 (Enabling HIGHMEM) created by
- HIGHMEM is in a bad condition, especially with I/O kernel ethernet driver. …
- 15:15 Ticket #10 (Collective performance issue) created by
- Performance issue on collective operation on Linux although point-to-point …
- 14:05 Ticket #9 (CommThread support including IPI) created by
- No I/O thread is supported now. We need to implement some kind of user …
- 14:02 Ticket #8 (Partial Partition) created by
- 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
- 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
- RAS events are often generated from zcb. DMA unit injection counter 0 has …
- 11:05 Ticket #5 (zcb timeout ras events) created by
- RAS events are generated at timeout, which report "kernel access of bad …
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