--- Исходное сообщение --- От кого: "Lystopad Aleksandr" <[email protected]> Кому: "UAFUG" <[email protected]> Дата: 22 августа 2012, 13:50:47 Тема: Re: [freebsd] [ZFS] Не хватает дисковых операций на запись
> Hello, Владислав Продан! > > On Wed, Aug 22, 2012 at 01:20:15PM +0300 > [email protected] wrote about "[freebsd] [ZFS] Не хватает дисковых операций > на запись": > > На два винта в зеркале пишется 5 потоков с видекомер. > > Для ротации видео дается нахлест 20с старому ролику и в то же время > > начинает писаться новый ролик. > > > > В этот момент происходит всплеск операций записи на винты. > > > > Я что-то недокрутил в ZFS? > > Ну хорошо бы понимать какие диски и как организован пул, а также > настройки фс на которую идет запись, типа вывод Model Family: Seagate Barracuda (SATA 3Gb/s, 4K Sectors) Device Model: ST3000DM001-9YN166 # zpool status pool: tank state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM tank ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 ada0p3 ONLINE 0 0 0 ada1p3 ONLINE 0 0 0 > > zfs get all tank/video-storage > # zfs get all tank/backup/video/cam5 NAME PROPERTY VALUE SOURCE tank/backup/video/cam5 type filesystem - tank/backup/video/cam5 creation вт июл 24 16:05 2012 - tank/backup/video/cam5 used 30,5G - tank/backup/video/cam5 available 2,50T - tank/backup/video/cam5 referenced 30,5G - tank/backup/video/cam5 compressratio 1.00x - tank/backup/video/cam5 mounted yes - tank/backup/video/cam5 quota none default tank/backup/video/cam5 reservation none default tank/backup/video/cam5 recordsize 128K default tank/backup/video/cam5 mountpoint /backup/video/cam5 local tank/backup/video/cam5 sharenfs off default tank/backup/video/cam5 checksum fletcher4 inherited from tank tank/backup/video/cam5 compression off default tank/backup/video/cam5 atime on default tank/backup/video/cam5 devices on default tank/backup/video/cam5 exec on default tank/backup/video/cam5 setuid on default tank/backup/video/cam5 readonly off default tank/backup/video/cam5 jailed off default tank/backup/video/cam5 snapdir hidden default tank/backup/video/cam5 aclmode discard default tank/backup/video/cam5 aclinherit restricted default tank/backup/video/cam5 canmount on default tank/backup/video/cam5 xattr off temporary tank/backup/video/cam5 copies 1 default tank/backup/video/cam5 version 5 - tank/backup/video/cam5 utf8only off - tank/backup/video/cam5 normalization none - tank/backup/video/cam5 casesensitivity sensitive - tank/backup/video/cam5 vscan off default tank/backup/video/cam5 nbmand off default tank/backup/video/cam5 sharesmb off default tank/backup/video/cam5 refquota none default tank/backup/video/cam5 refreservation none default tank/backup/video/cam5 primarycache all default tank/backup/video/cam5 secondarycache all default tank/backup/video/cam5 usedbysnapshots 0 - tank/backup/video/cam5 usedbydataset 30,5G - tank/backup/video/cam5 usedbychildren 0 - tank/backup/video/cam5 usedbyrefreservation 0 - tank/backup/video/cam5 logbias latency default tank/backup/video/cam5 dedup on inherited from tank/backup/video tank/backup/video/cam5 mlslabel - tank/backup/video/cam5 sync standard default tank/backup/video/cam5 refcompressratio 1.00x - tank/backup/video/cam5 written 30,5G - tank/backup/video/cam5 freebsd:boot-environment 1 inherited from tank > Нет ли часом там компрессии, дедупликации и тд. > Сколько памяти в машинке? 16 ГБ > > > Мне помогут только быстрые винты ? > > Memory disk ? > > В предмете письма сказано "Не хватает дисковых операций на запись", > а как это видно что не хватает? Ну происходит всплекс, ну и хрен с > ним? Не? Не. В момент сплеска 1-2 минуты работать на машине не возможно. > > > # zpool iostat 5 > > capacity operations bandwidth > > pool alloc free read write read write > > ---------- ----- ----- ----- ----- ----- ----- > > tank 160G 2,55T 3 211 3,20K 2,14M > > tank 160G 2,55T 2 372 2,10K 3,17M > > tank 160G 2,55T 1 292 1,60K 3,71M > > tank 160G 2,55T 0 367 1023 5,09M > > tank 160G 2,55T 0 336 1,30K 3,83M > > tank 160G 2,55T 23 261 2,30M 26,0M > > tank 160G 2,55T 33 3,99K 2,96M 36,7M > > tank 160G 2,55T 16 1,99K 449K 33,2M > > tank 160G 2,55T 14 3,16K 853K 39,8M > > tank 160G 2,55T 3 660 62,1K 18,2M > > tank 160G 2,55T 5 2,90K 117K 31,5M > > tank 160G 2,55T 6 2,37K 395K 30,7M > > tank 160G 2,55T 1 111 52,3K 8,26M > > tank 160G 2,55T 5 2,30K 135K 27,5M > > tank 160G 2,55T 12 3,35K 928K 43,3M > > tank 160G 2,55T 7 1,39K 726K 24,4M > > tank 160G 2,55T 0 108 307 10,6M > > tank 160G 2,55T 0 114 0 11,8M > > tank 160G 2,55T 3 1,93K 50,8K 19,0M > > tank 160G 2,55T 1 984 3,50K 17,1M > > tank 160G 2,55T 5 1,11K 152K 4,83M > > tank 160G 2,55T 6 278 159K 3,17M > > > > > > > > > > -- > > Vladislav V. Prodan > > System & Network Administrator > > http://support.od.ua > > +380 67 4584408, +380 99 4060508 > > VVP88-RIPE > > -- > Lystopad Aleksandr -- Vladislav V. Prodan System & Network Administrator http://support.od.ua +380 67 4584408, +380 99 4060508 VVP88-RIPE
