Re: [OpenIndiana-discuss] Fwd: zpool really slow

2013-10-30 Thread Nathan Fiedler
I've had a few drives go bad in the past few months, one after the other, and the leading symptom was always that the system became incredibly slow. Used 'format' to analyze the disks to find the bad one. Replacing and resilvering brought everything back to normal. My guess is your drive is slowly

Re: [OpenIndiana-discuss] Fwd: zpool really slow

2013-10-30 Thread Laurent Blume
Here, there is little doubt left as to which one is going bad: 4.4 0.6 340.8 3.2 0.0 4.8 0.0 955.2 0 82 c8t50014EE6561DDB4Cd0 Laurent On 30/10/13 14:30, Nathan Fiedler wrote: I've had a few drives go bad in the past few months, one after the other, and the leading symptom was always

Re: [OpenIndiana-discuss] Fwd: zpool really slow

2013-10-30 Thread Clement BRIZARD
There is some bad sector on this drive, I asked Western Digital for a rma. Le 30/10/2013 15:03, Laurent Blume a écrit : Here, there is little doubt left as to which one is going bad: 4.4 0.6 340.8 3.2 0.0 4.8 0.0 955.2 0 82 c8t50014EE6561DDB4Cd0 Laurent On 30/10/13 14:30, Nathan

Re: [OpenIndiana-discuss] Fwd: zpool really slow

2013-10-30 Thread Jim Klimov
In the posted output, c8t50014EE6561DDB4Cd0 consistently has large service times and percent-busy, while its other values are on par with those of other drives (KBs and IOs read/written). This may mean problems with the device (broken, overheated, vibrated) or its connection (cable, sockets, HBA

Re: [OpenIndiana-discuss] Fwd: zpool really slow

2013-10-30 Thread Laurent Blume
On 30/10/13 15:29, Jim Klimov wrote: In the posted output, c8t50014EE6561DDB4Cd0 consistently has large service times and percent-busy, while its other values are on par with those of other drives (KBs and IOs read/written). My take on this is that the other values are actually the other

Re: [OpenIndiana-discuss] Fwd: zpool really slow

2013-10-30 Thread jason matthews
while c8t50014EE6561DDB4Cd0 is extremely full and probably making the biggest impact on the pool at the moment, you need to consider that pool is also extremely full. the NAS pool is 95% utilized (1.15T/22.4T*100). For best performance try reducing storage utilization below 70%. Your zpool is

[OpenIndiana-discuss] Fwd: zpool really slow

2013-10-29 Thread Clement BRIZARD
Hello everybody, my zpool lately is really slow, I had a problem last week, it said that some disks failed, after a resilver everything was fine. I currently have that pool: nas state: ONLINE scan: resilvered 1.45G in 5h34m with 0 errors on Wed Oct 23 20:18:47 2013 config:

Re: [OpenIndiana-discuss] Fwd: zpool really slow

2013-10-29 Thread Geoff Nordli
On 13-10-29 12:54 PM, Clement BRIZARD wrote: Hello everybody, my zpool lately is really slow, I had a problem last week, it said that some disks failed, after a resilver everything was fine. I currently have that pool: nas state: ONLINE scan: resilvered 1.45G in 5h34m with 0 errors on

Re: [OpenIndiana-discuss] Fwd: zpool really slow

2013-10-29 Thread Clement BRIZARD
Le 30/10/2013 01:55, Geoff Nordli a écrit : iostat -xn 5 here's what I have clement@openindiana:~$ iostat -xn 5 extended device statistics r/sw/s kr/s kw/s wait actv wsvc_t asvc_t %w %b device 0.63.88.8 31.9 0.0 0.02.93.3 0 1 c0d0