On Monday 06 March 2006 20:33, Anthony Brock wrote: > > On Monday 06 March 2006 9:11, Blaisorblade wrote: > > > > On Monday 27 February 2006 17:27, Anthony Brock wrote: > > > In the mean time, we've experienced a second crash with the > > > 2.6.15.1-bs1 kernel. It looks to be very similar to the previous crash. > > > Only, in this case, I issued the command "uml_mconsole www-prod-1 sysrq > > > s" in preparation for a backup (after issuing a "uml_mconsole $1 stop" > > > command). > > > > It's a particular scenario, and I've been doubtly about it, but > > indeed it seems that it's safe (at least by design). > > I apologize. However, I'm having difficulty understanding your meaning > here.
I.e. I had doubt about "stop + sysrq s" being safe; today when I looked at the code and at what I remembered of my doubt, I concluded I was wrong. > > > Mem-info: > > > DMA per-cpu: > > > cpu 0 hot: low 0, high 18, batch 3 used:2 > > > cpu 0 cold: low 0, high 6, batch 1 used:5 > > > DMA32 per-cpu: empty > > > Normal per-cpu: empty > > > HighMem per-cpu: empty > > > Free pages: 376kB (0kB HighMem) > > > Active:2985 inactive:8684 dirty:4 writeback:0 unstable:0 free:94 > > > slab:3428 mapped:933 pagetables:48 > > > DMA free:376kB min:1024kB low:1280kB high:1536kB active:11940kB > > > inactive:34736kB present:65536kB pages_scanned:0 all_unreclaimable? > > > no > > > lowmem_reserve[]: 0 0 0 0 > > > > There are 376kB of free pages, so it's strange that it can't satisfy > > this request. > > I agree. However, this is the only instance where we've been able to > reproduce a crash with a non-bs2 patched kernel. Other than this, the > bs1 patches have been very stable. > > What can we do to further diagnose this? Alternatively, should we try a > different guest kernel version or set of patches? > > Tony -- Inform me of my mistakes, so I can keep imitating Homer Simpson's "Doh!". Paolo Giarrusso, aka Blaisorblade (Skype ID "PaoloGiarrusso", ICQ 215621894) http://www.user-mode-linux.org/~blaisorblade ___________________________________ Yahoo! Mail: gratis 1GB per i messaggi e allegati da 10MB http://mail.yahoo.it ------------------------------------------------------- This SF.Net email is sponsored by xPML, a groundbreaking scripting language that extends applications into web and mobile media. Attend the live webcast and join the prime developer group breaking into this new coding territory! http://sel.as-us.falkag.net/sel?cmd=lnk&kid=110944&bid=241720&dat=121642 _______________________________________________ User-mode-linux-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel
