How to tune TCP for heavily loaded sendmail box

2001-04-18 Thread Andrew Chan
Greetings, I am running a relaying sendmail box and I would like it to be able to handle up to 600 or so concurrent (incoming or outgoing) connections. I tried that and discovered that TONS of incoming connections are stuck at SYNC_RECV state. It is like the sendmail box received these port 25 c

Re: i2o & Promise SuperTrak100

2001-04-12 Thread Andrew Chan
TA100 controller. I'd happy if I can use it even as simple ATA100 controller. Andrew Chan == Alan Cox says: I've been talking constructively to promise about the i2o on the supertrak not working straight off with the kernel i2o driver. Currently it looks promising - To unsubscribe from

Re: Promise 20267 "working" but no UDMA

2001-04-03 Thread Andrew Chan
> Is the issue here about the Promise FastTrack BIOS messing things up? If > so, why use it, rather than the Promise Ultra100 BIOS, which seems to be > fine (again, AFAIK). Ultra100 is okay. FastTrack is not. I have no choice since the motherboard has the chip on-board and with FastTrack BIOS.

Re: Promise 20267 "working" but no UDMA

2001-04-02 Thread Andrew Chan
Actually, upon further testing, I found that the MB will move on without an Fasttrack array. However, it will proceed to boot from PXE because it now thinks that there is no hard disk attached to the entire system (as reported by the Promise RAID chip)! So, 1. Promise driver doesn't support SMP

Re: Promise 20267 "working" but no UDMA

2001-04-02 Thread Andrew Chan
o work well with the Linux community. It is fast hardware (and I have 25 of them) that lies useless for me right now. Many thanks Andrew Chan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/

Promise 20267 "working" but no UDMA

2001-04-01 Thread Andrew Chan
sects=12596850 IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 *mdma2 udma0 udma1 udma2 udma3 *udma4 Many thanks for pointers! Andrew Chan - To unsubscribe from this list: send the line "unsubscribe linux-kerne