Date: Sat, 27 Sep 2014 11:13:55 +0200 From: "Nagy, Attila" <bra@fsn.hu> To: freebsd-fs <freebsd-fs@freebsd.org> Subject: Re: 16 exabytes of L2ARC? Message-ID: <54267FD3.2080603@fsn.hu> In-Reply-To: <542560C1.9070207@fsn.hu> References: <542560C1.9070207@fsn.hu>
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On 09/26/14 14:49, Nagy, Attila wrote: > Hi, > > Running stable/10@r271944: > # zpool iostat -v > capacity operations bandwidth > pool alloc free read write read write > ---------- ----- ----- ----- ----- ----- ----- > data 17.3T 40.7T 165 1.24K 1.63M 90.8M > da0 4.31T 10.2T 41 318 418K 22.7M > da1 4.32T 10.2T 41 317 416K 22.7M > da2 4.32T 10.2T 41 317 416K 22.7M > da3 4.31T 10.2T 41 317 418K 22.7M > cache - - - - - - > ada0 513G 16.0E 222 179 1.05M 2.79M > ada1 511G 16.0E 222 180 1.05M 2.80M > ---------- ----- ----- ----- ----- ----- ----- > > # egrep 'ada.*MB' /var/run/dmesg.boot > ada0: 600.000MB/s transfers (SATA 3.x, UDMA5, PIO 512bytes) > ada0: 381554MB (781422768 512 byte sectors: 16H 63S/T 16383C) > ada1: 600.000MB/s transfers (SATA 3.x, UDMA5, PIO 512bytes) > ada1: 381554MB (781422768 512 byte sectors: 16H 63S/T 16383C) I've removed the cache devices and re-added them, now it's fine: cache - - - - - - ada0 355M 372G 24 0 151K 0 ada1 345M 372G 12 505 71.7K 2.79M
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