Thank you for the quick response :) See below: interrupt total rate irq4 0: sio0 0 0 irq9 0: acpi0 116480429 16186 irq17 0: xhci0 138974 19 irq18 0: vgapci0 1019997 141 irq192 0: swi_siopoll 0 0 irq196 0: swi_vm 0 0 irq1 1: atkbd0 0 0 irq16 1: ahci0 166439 23 irq197 1: swi_mp_taskq/swi_taskq 24450 3 irq16 2: em0 21106 2 irq16 3: hdac0 82 0 irq195 3: swi_cambio 168341 23 Total 118019818 16400
I guess what I'm seeing is one of those ACPI interrupt storms? Mike On Sun, Dec 23, 2018 at 05:37:55PM PST, Sepherosa Ziehau wrote: > Please post the result of 'vmstat -iv' > > Thanks, > sephe > > On Mon, Dec 24, 2018 at 9:30 AM Mike Zhang <[email protected]> wrote: > > > > Hi everyone, newbie here... > > > > I'm in the process of migrating to DragonFly for my main desktop as I > > figured it would make more efficient use of SMP than my former OS of choice. > > Ironically the problem I'm running into is core 0 seems to be constantly > > maxing out with about 60-70% going to Interrupts and the rest to System. > > This happens both under heavy loads: > > > > > load averages: 4.03, 4.38, 4.49; up 14+03:18:26 > > > 13:34:08 > > > 90 processes: 6 running, 90 active > > > CPU states: 0.0% user, 2.8% nice, 39.8% system, 57.4% interrupt, 0.0% > > > idle > > > CPU states: 0.0% user, 35.7% nice, 8.4% system, 0.0% interrupt, 55.9% > > > idle > > > CPU states: 0.0% user, 82.5% nice, 5.6% system, 0.0% interrupt, 11.9% > > > idle > > > CPU states: 0.0% user, 14.7% nice, 2.8% system, 0.0% interrupt, 82.5% > > > idle > > > Memory: 2319M Active, 3665M Inact, 5464M Wired, 493M Cache, 1592M Buf, > > > 3679M Free > > > Swap: 32G Total, 81M Used, 32G Free > > > > And while mostly (or entirely) idle: > > > > > load averages: 0.44, 0.37, 0.30; up 1+03:14:08 > > > 15:36:26 > > > 56 processes: 1 running, 56 active > > > CPU states: 0.0% user, 0.7% nice, 24.6% system, 71.2% interrupt, 3.5% > > > idle > > > CPU states: 0.0% user, 0.0% nice, 0.7% system, 0.0% interrupt, 99.3% > > > idle > > > CPU states: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% > > > idle > > > CPU states: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% > > > idle > > > Memory: 647M Active, 6448M Inact, 3769M Wired, 766M Cache, 1523M Buf, > > > 3991M Free > > > Swap: 32G Total, 63M Used, 32G Free > > > > It even happens in single user mode: > > > > > load averages: 0.11, 0.05, 0.02; up 0+00:01:46 > > > 16:01:04 > > > 2 processes: 1 running, 2 active > > > CPU states: 0.0% user, 0.0% nice, 21.0% system, 76.2% interrupt, 2.8% > > > idle > > > CPU states: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% > > > idle > > > CPU states: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% > > > idle > > > CPU states: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% > > > idle > > > Memory: 1188K Active, 128K Inact, 1112M Wired, 4680K Cache, 30M Buf, 14G > > > Free > > > Swap: > > > > > > PID USERNAME NICE SIZE RES STATE C TIME CTIME CPU > > > COMMAND > > > 42 root 0 4392K 2220K CPU2 2 0:00 0:00 0.00% top > > > 20 root 0 4320K 1800K wait 1 0:00 0:00 0.00% sh > > > > I am using a GENERIC kernel from master on an i5-6600 @ 3.30GHz, with i915 > > for graphics and my NIC set to poll. My FS is HAMMER on a dm-crypt device > > and this is an EFI install on a single hard drive. > > > > I'm not sure what it is that I'm doing wrong here but any pointers would be > > much appreciated... > > > > Mike > > > > > > > -- > Tomorrow Will Never Die >
