Date: Mon, 17 Sep 2007 22:15:23 +0400 From: Boris Samorodov <bsam@ipt.ru> To: freebsd-current@FreeBSD.org Subject: gmirror + dump = sbwait (was: twa + dump = sbwait) Message-ID: <11217972@srv.sem.ipt.ru> In-Reply-To: <96972293@srv.sem.ipt.ru> (Boris Samorodov's message of "Mon\, 17 Sep 2007 11\:28\:58 %2B0400") References: <96972293@srv.sem.ipt.ru>
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On Mon, 17 Sep 2007 11:28:58 +0400 Boris Samorodov wrote: > I can't use dump at -CURRENT with twa. The process goes to sbwait > state forever. Here are the details. The same is for gmirror (plain GENERIC but without WITNESS* and INVARIANT*): ----- $ df Filesystem 1K-blocks Used Avail Capacity Mounted on /dev/mirror/gm0s1a 507630 387740 79280 83% / devfs 1 1 0 100% /dev /dev/mirror/gm0s1e 507630 16 467004 0% /tmp /dev/mirror/gm0s1f 20802680 4463056 14675410 23% /usr /dev/mirror/gm0s1d 9117774 53354 8335000 1% /var [...] $ dump -0Luan -f usr.dump /usr DUMP: Date of this level 0 dump: Mon Sep 17 21:58:24 2007 DUMP: Date of last level 0 dump: the epoch DUMP: Dumping snapshot of /dev/mirror/gm0s1f (/usr) to usr.dump DUMP: mapping (Pass I) [regular files] DUMP: mapping (Pass II) [directories] DUMP: estimated 4485376 tape blocks. DUMP: dumping (Pass III) [directories] DUMP: dumping (Pass IV) [regular files] load: 0.03 cmd: dump 98789 [sbwait] 0.19u 0.44s 0% 2448k load: 0.01 cmd: dump 98791 [pause] 0.03u 1.00s 0% 2408k load: 0.00 cmd: dump 98789 [sbwait] 0.19u 0.44s 0% 2448k [waiting forever] % sockstat | grep duser duser dump 98792 5 stream -> ?? duser dump 98792 7 stream -> ?? duser dump 98792 9 stream -> ?? duser dump 98791 5 stream -> ?? duser dump 98791 7 stream -> ?? duser dump 98790 5 stream -> ?? duser dump 98789 5 stream -> ?? duser dump 98789 6 stream -> ?? duser dump 98789 7 stream -> ?? duser dump 98789 8 stream -> ?? duser dump 98789 9 stream -> ?? duser dump 98789 10 stream -> ?? Top: last pid: 98864; load averages: 0.00, 0.01, 0.03 up 1+21:27:20 22:06:20 86 processes: 1 running, 85 sleeping CPU states: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 99.9% idle Mem: 86M Active, 3331M Inact, 337M Wired, 468K Cache, 214M Buf, 3994M Free Swap: 4096M Total, 4096M Free PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND 98792 duser 1 4 0 4696K 2424K sbwait 5 0:01 0.00% dump 98791 duser 1 20 0 4696K 2424K pause 6 0:01 0.00% dump 98790 duser 1 20 0 4696K 2424K pause 2 0:01 0.00% dump 98789 duser 1 4 0 4824K 2464K sbwait 6 0:01 0.00% dump 98786 duser 1 8 0 4696K 2424K wait 5 0:00 0.00% dump 78998 duser 1 8 0 6216K 1936K wait 6 0:00 0.00% sh ----- Need more details? Just ask! ;-) Thanks. WBR -- Boris Samorodov (bsam) Research Engineer, http://www.ipt.ru Telephone & Internet SP FreeBSD committer, http://www.FreeBSD.org The Power To Serve
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