Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Interesting, indeed. I performed "echo t > /proc/sysrq-trigger" when:
* there was a D state process in hostname 14 and 15
* there was a stalled process in hostname16 (trace.pri) with the
following conditions:
hostname17
3: cs:SyncSource ro:Primary/Primary ds:UpToDate/Inconsistent C r-----
ns:2504848 nr:0 dw:26648380 dr:17020682 al:7872 bm:152 lo:2
pe:13023 ua:0 ap:1 ep:1 wo:d oos:352
[===================>] sync'ed:100.0% (352/952)K
finish: 9:17:03 speed: 0 (0) K/sec (stalled)
hostname16
3: cs:SyncTarget ro:Primary/Primary ds:Inconsistent/UpToDate C r-----
ns:0 nr:2504848 dw:26648376 dr:158380 al:4886 bm:150 lo:0 pe:27
ua:13112 ap:0 ep:13113 wo:d oos:296
[===================>] sync'ed:100.0% (296/952)K
finish: 7:35:55 speed: 0 (0) want: 61,440 K/sec (stalled)
And the cluster was stalled.