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From: Chuck Lever <chuck.lever@oracle.com>
To: Trond Myklebust <trondmy@hammerspace.com>
Cc: Linux NFS Mailing List <linux-nfs@vger.kernel.org>
Subject: error=Invalid slot
Date: Mon, 15 Apr 2019 11:04:57 -0400	[thread overview]
Message-ID: <2996CEEE-0A1A-4C15-AA8B-A97E917D7924@oracle.com> (raw)

Just happened again. Any thoughts about where I should start looking?

Mon Apr 15 11:01:40 EDT 2019
4k100test: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=1024
...
fio-3.1
Starting 12 processes
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
4k100test: Laying out IO file (1 file / 1024MiB)
fio: native_fallocate call failed: Operation not supported
fio: io_u error on file 4k100test.7.0: Invalid slot: read offset=938229760, buflen=4096
fio: pid=2653, err=57/file:io_u.c:1756, func=io_u error, error=Invalid slot
fio: io_u error on file 4k100test.10.0: Invalid slot: read offset=331800576, buflen=40963s]
fio: pid=2650, err=57/file:io_u.c:1756, func=io_u error, error=Invalid slot
Jobs: 10 (f=10): [r(2),X(1),r(2),X(1),r(6)][100.0%][r=617MiB/s,w=0KiB/s][r=158k,w=0 IOPS][eta 00m:00s]
4k100test: (groupid=0, jobs=12): err=57 (file:io_u.c:1756, func=io_u error, error=Invalid slot): pid=2648: Mon Apr 15 11:02:25 2019
   read: IOPS=157k, BW=613MiB/s (643MB/s)(11.4GiB/19024msec)
    slat (usec): min=2, max=9808, avg= 7.36, stdev=30.80
    clat (usec): min=43, max=1236.1k, avg=74443.93, stdev=85310.03
     lat (usec): min=134, max=1236.1k, avg=74451.53, stdev=85309.77
    clat percentiles (usec):
     |  1.00th=[   807],  5.00th=[  1287], 10.00th=[  1647], 20.00th=[  2376],
     | 30.00th=[  3490], 40.00th=[  8160], 50.00th=[ 69731], 60.00th=[ 76022],
     | 70.00th=[ 80217], 80.00th=[139461], 90.00th=[181404], 95.00th=[233833],
     | 99.00th=[375391], 99.50th=[438305], 99.90th=[549454], 99.95th=[616563],
     | 99.99th=[750781]
   bw (  KiB/s): min=46941, max=70036, per=8.73%, avg=54819.99, stdev=4131.49, samples=430
   iops        : min=11735, max=17509, avg=13704.80, stdev=1032.88, samples=430
  lat (usec)   : 50=0.01%, 100=0.01%, 250=0.01%, 500=0.14%, 750=0.63%
  lat (usec)   : 1000=1.48%
  lat (msec)   : 2=12.84%, 4=17.70%, 10=7.87%, 20=0.77%, 50=0.21%
  lat (msec)   : 100=34.04%, 250=20.30%, 500=3.82%, 750=0.20%, 1000=0.01%
  lat (msec)   : 2000=0.01%
  cpu          : usr=2.04%, sys=7.06%, ctx=698855, majf=0, minf=6299
  IO depths    : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.1%
     issued rwt: total=2986716,0,0, short=0,0,0, dropped=0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=1024

Run status group 0 (all jobs):
   READ: bw=613MiB/s (643MB/s), 613MiB/s-613MiB/s (643MB/s-643MB/s), io=11.4GiB (12.2GB), run=19024-19024msec

--
Chuck Lever




             reply	other threads:[~2019-04-15 15:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-15 15:04 Chuck Lever [this message]
2019-04-15 16:05 ` error=Invalid slot Trond Myklebust
2019-04-15 16:11   ` Chuck Lever
2019-04-15 16:24     ` Trond Myklebust
2019-04-17 19:50   ` Chuck Lever

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