Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com Date: Tue, 18 Oct 2005 12:56:28 -0400 (EDT) From: Jason Pyeron To: Cygwin List Subject: Re: Windows update vs. cygrunsrv In-Reply-To: Message-ID: References: <101220051545 DOT 21471 DOT 434D2FA800096FCD000053DF22007613940A050E040D0C079D0A AT comcast DOT net> <434D8D34 DOT D7AFDE2E AT dessent DOT net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-IsSubscribed: yes Updating cygwin seemd to fix it, a client just called and indicated that her computer was "slow". On Thu, 13 Oct 2005, Pavel Tsekov wrote: > On Wed, 12 Oct 2005, Brian Dessent wrote: > >> Eric Blake wrote: >> >>> I don't know it this was unique to my machine, but am >>> reporting it in case anyone else runs into the same >>> issue. When running Microsoft update today, on Win2k, >>> the patch for Security Update for DirectX 9 for Windows >>> 2000 (KB904706) hung during installation, with an >>> instance of cygrunsrv hogging 100% CPU, until I had >>> stopped every last one of my cygrunsrv processes. I >>> don't know what the Microsoft update was trying to do >>> to running services during the update, but it obviously >>> didn't interact very well with cygrunsrv. > > I've just installed this update too. cygrunsrv was using about 80 % > of the CPU while CSRSS.EXE was using what was left. Here are backtraces > from cygrunsrv and cygserver at the time the hang occured - both look > pretty strange, both indicate that the programs are stuck in NTDLL.DLL. > > [cygrunsrv] > > (gdb) thread 1 > [Switching to thread 1 (thread 700.0x2b8)]#0 0x77f82926 in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82926 in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x7c5862e9 in ReadFile () from /mnt/c/WINNT/system32/KERNEL32.DLL > #2 0x000000f0 in ?? () > #3 0x00000000 in ?? () from > > (gdb) thread 2 > [Switching to thread 2 (thread 700.0x2c4)]#0 0x77f82926 in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82926 in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x7c5862e9 in ReadFile () from /mnt/c/WINNT/system32/KERNEL32.DLL > #2 0x000000e8 in ?? () > #3 0x00000000 in ?? () from > > (gdb) thread 3 > [Switching to thread 3 (thread 700.0x2c8)]#0 0x77f8287e in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f8287e in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x7c59a1af in WaitForMultipleObjectsEx () from /mnt/c/WINNT/system32/KERNEL32.DLL > #2 0x00000001 in ?? () > #3 0x18bfed58 in ?? () > #4 0x00000001 in ?? () > #5 0x00000000 in ?? () from > > [Switching to thread 4 (thread 700.0x2f0)]#0 0x77f82926 in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82926 in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x7c5862e9 in ReadFile () from /mnt/c/WINNT/system32/KERNEL32.DLL > #2 0x0000012c in ?? () > #3 0x00000000 in ?? () from > > (gdb) thread 5 > [Switching to thread 5 (thread 700.0x780)]#0 0x77f813b2 in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f813b2 in HT_Get8BPPMaskPalette () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x7c57fe8f in KERNEL32!DebugActiveProcess () from /mnt/c/WINNT/system32/KERNEL32.DLL > #2 0x7c57fe66 in KERNEL32!DebugActiveProcess () from /mnt/c/WINNT/system32/KERNEL32.DLL > #3 0xffffffff in ?? () > #4 0x192dffb4 in ?? () > #5 0x61004055 in _cygtls::call2 (func=0, arg=0x0, buf=0x192deff0) at ../../../../src/winsup/cygwin/cygtls.cc:96 > #6 0x00000000 in ?? () from > > > [cygserver] > > Load new symbol table from "/usr/sbin/cygserver.exe"? (y or n) y > Reading symbols from /usr/sbin/cygserver.exe...done. > [Switching to thread 764.0x6fc] > (gdb) bt > #0 0x77f813b2 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0xffffffff in ?? () > #2 0x1a7cffb4 in ?? () > #3 0x61004055 in _cygtls::call2 (func=0, arg=0x0, buf=0x1a7ceff0) at ../../../../src/winsup/cygwin/cygtls.cc:96 > #4 0x00000000 in ?? () from > (gdb) thread 2 > [Switching to thread 2 (thread 764.0x2e8)]#0 0x77f82926 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82926 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? () from > (gdb) thread 3 > [Switching to thread 3 (thread 764.0x2f4)]#0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? () from > (gdb) thread 4 > [Switching to thread 4 (thread 764.0x300)]#0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? () from > (gdb) thread 5 > [Switching to thread 5 (thread 764.0x304)]#0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? () from > (gdb) thread 6 > [Switching to thread 6 (thread 764.0x308)]#0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? () from > (gdb) thread 6 > [Switching to thread 6 (thread 764.0x308)]#0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? () from > (gdb) thread 8 > [Switching to thread 8 (thread 764.0x310)]#0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? () from > (gdb) thread 9 > [Switching to thread 9 (thread 764.0x314)]#0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? () from > (gdb) thread 10 > [Switching to thread 10 (thread 764.0x318)]#0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > (gdb) bt > #0 0x77f82870 in RpcSsDontSerializeContext () from /mnt/c/WINNT/system32/NTDLL.DLL > #1 0x00000000 in ?? 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